syzkaller login: [ 522.109613][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 522.110851][ T31] audit: type=1400 audit(522.060:56): avc: denied { read write } for pid=3099 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 522.111878][ T31] audit: type=1400 audit(522.060:57): avc: denied { open } for pid=3099 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:53417' (ED25519) to the list of known hosts. [ 557.148728][ T31] audit: type=1400 audit(557.100:58): avc: denied { execute } for pid=3117 comm="sh" name="syz-executor846318939" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 557.175299][ T31] audit: type=1400 audit(557.120:59): avc: denied { execute_no_trans } for pid=3117 comm="sh" path="/syz-executor846318939" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 557.632132][ T31] audit: type=1400 audit(557.580:60): avc: denied { execmem } for pid=3117 comm="syz-executor846" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 557.681908][ T31] audit: type=1400 audit(557.630:61): avc: denied { prog_load } for pid=3118 comm="syz-executor846" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 557.687970][ T31] audit: type=1400 audit(557.630:62): avc: denied { bpf } for pid=3118 comm="syz-executor846" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 557.689797][ T31] audit: type=1400 audit(557.630:63): avc: denied { perfmon } for pid=3118 comm="syz-executor846" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 557.704289][ T31] audit: type=1400 audit(557.650:64): avc: denied { prog_run } for pid=3118 comm="syz-executor846" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 [ 1324.037023][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.037895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.038444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.039055][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.040146][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.050021][ T32] Call trace: [ 1324.092907][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.131168][ T32] r10:829189c0 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:8323e000 [ 1324.131308][ T32] r4:8323e000 [ 1324.131442][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.131587][ T32] r5:8323e000 r4:829189bc [ 1324.131634][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.131794][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.131899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.131969][ T32] r4:00000000 [ 1324.132020][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.132126][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.132215][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.132302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd86c0 [ 1324.132350][ T32] r4:00000000 [ 1324.132394][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.132525][ T32] r9:83018005 r8:8323e000 r7:00000000 r6:83018000 r5:00001000 r4:7f2a7000 [ 1324.132577][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.132666][ T32] r5:00001000 r4:edb0d000 [ 1324.132710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.132817][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.132919][ T32] r5:85937f8c r4:85937c00 [ 1324.132996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.133090][ T32] r7:dddced40 r6:83018000 r5:85937f8c r4:830b8400 [ 1324.133135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.133227][ T32] r10:61c88647 r9:8323e000 r8:830b842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.133279][ T32] r4:830b8400 [ 1324.133327][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.133419][ T32] r10:00000000 r9:830b8400 r8:8027ecf4 r7:df819e48 r6:830b8480 r5:8323e000 [ 1324.133475][ T32] r4:00000001 [ 1324.133516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.133693][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.133909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.134000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.134061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.134164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.134217][ T32] r4:830b7180 [ 1324.135327][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.135437][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.135622][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.135719][ T32] Call trace: [ 1324.135790][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.135896][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.135945][ T32] r4:00000000 [ 1324.136012][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.136106][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.136167][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.136222][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.136292][ T32] 9d60: 800f0013 ffffffff [ 1324.137234][ T32] r5:800f0013 r4:80239bb0 [ 1324.137309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.137419][ T32] r4:82ac11e4 [ 1324.137474][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.137561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.137609][ T32] r4:e06c9dc0 [ 1324.137653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.137746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.137793][ T32] r4:00000000 [ 1324.137836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.137953][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.138036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.138139][ T32] r5:00001000 r4:eda49000 [ 1324.138183][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.138265][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.138342][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.138385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.138481][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.138549][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.138662][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.138713][ T32] r4:84ffea80 [ 1324.138774][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.138879][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.138940][ T32] r4:00000001 [ 1324.138982][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.139053][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.139109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.139167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.139226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.139287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.139334][ T32] r4:8500f640 [ 1324.139524][ T32] INFO: task kworker/1:1:47 blocked for more than 450 seconds. [ 1324.139604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.139682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.139734][ T32] task:kworker/1:1 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.139889][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.139989][ T32] Call trace: [ 1324.140052][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.140170][ T32] r10:829189c0 r9:df921d84 r8:00000002 r7:60000113 r6:df921d8c r5:833abc00 [ 1324.140264][ T32] r4:833abc00 [ 1324.140314][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.140412][ T32] r5:833abc00 r4:829189bc [ 1324.140497][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.140608][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.140707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 [ 1324.140757][ T32] r4:00000000 [ 1324.140800][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.140884][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.140986][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.141078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206e40 [ 1324.141127][ T32] r4:00000000 [ 1324.141169][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.141279][ T32] r9:83018205 r8:833abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1324.141346][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.141433][ T32] r5:00001000 r4:dfa1d000 [ 1324.141486][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.141568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.141652][ T32] r5:851e578c r4:851e5400 [ 1324.141731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.141827][ T32] r7:ddde2d40 r6:83018200 r5:851e578c r4:832a1200 [ 1324.141888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.141994][ T32] r10:61c88647 r9:833abc00 r8:832a122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.142044][ T32] r4:832a1200 [ 1324.142085][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.142174][ T32] r10:00000000 r9:832a1200 r8:8027ecf4 r7:df879e60 r6:8336bd80 r5:833abc00 [ 1324.142222][ T32] r4:00000001 [ 1324.142285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.142386][ T32] Exception stack(0xdf921fb0 to 0xdf921ff8) [ 1324.142459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.142541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.142607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.142676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.142725][ T32] r4:832a2280 [ 1324.143412][ T32] INFO: task kworker/1:1:47 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.143515][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.143674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.143789][ T32] Call trace: [ 1324.143875][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.143979][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.144044][ T32] r4:00000000 [ 1324.144112][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.144195][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.144278][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.144374][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.144444][ T32] 9d60: 800f0013 ffffffff [ 1324.144547][ T32] r5:800f0013 r4:80239bb0 [ 1324.144593][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.144689][ T32] r4:82ac11e4 [ 1324.144751][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.144836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.144882][ T32] r4:e06c9dc0 [ 1324.144925][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.145064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.145128][ T32] r4:00000000 [ 1324.145190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.145286][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.145332][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.145414][ T32] r5:00001000 r4:eda49000 [ 1324.145474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.145561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.145643][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.145686][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.145800][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.145855][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.145966][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.146018][ T32] r4:84ffea80 [ 1324.146056][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.146144][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.146210][ T32] r4:00000001 [ 1324.161218][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.161417][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.161556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.161691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.161769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.161822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.161859][ T32] r4:8500f640 [ 1324.162188][ T32] INFO: task kworker/1:2:725 blocked for more than 450 seconds. [ 1324.162249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.162306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.162400][ T32] task:kworker/1:2 state:D stack:0 pid:725 tgid:725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.162544][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.162614][ T32] Call trace: [ 1324.162662][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.162743][ T32] r10:829189c0 r9:e03b5d84 r8:00000002 r7:60000113 r6:e03b5d8c r5:83ac6000 [ 1324.162780][ T32] r4:83ac6000 [ 1324.162810][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.162889][ T32] r5:83ac6000 r4:829189bc [ 1324.162925][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.162989][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.163093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e03b5e08 [ 1324.163195][ T32] r4:00000000 [ 1324.163229][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.163291][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.163354][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.163419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229680 [ 1324.163480][ T32] r4:00000000 [ 1324.163530][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.163603][ T32] r9:83018205 r8:83ac6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1324.163675][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.163768][ T32] r5:00001000 r4:ebba7000 [ 1324.163804][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.163868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.163932][ T32] r5:855d9b8c r4:855d9800 [ 1324.163965][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.164033][ T32] r7:ddde2d40 r6:83018200 r5:855d9b8c r4:8387f900 [ 1324.164066][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.164137][ T32] r10:61c88647 r9:83ac6000 r8:8387f92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.164172][ T32] r4:8387f900 [ 1324.164221][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.164301][ T32] r10:00000000 r9:8387f900 r8:8027ecf4 r7:df879e60 r6:8387ff00 r5:83ac6000 [ 1324.164341][ T32] r4:00000001 [ 1324.164403][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.164528][ T32] Exception stack(0xe03b5fb0 to 0xe03b5ff8) [ 1324.164626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.164720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.164788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.164852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.164904][ T32] r4:83bed440 [ 1324.165665][ T32] INFO: task kworker/1:2:725 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.165730][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.165848][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.166152][ T32] Call trace: [ 1324.176936][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.177049][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.177087][ T32] r4:00000000 [ 1324.177119][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.177181][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.177230][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.177293][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.177379][ T32] 9d60: 800f0013 ffffffff [ 1324.177437][ T32] r5:800f0013 r4:80239bb0 [ 1324.177507][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.177603][ T32] r4:82ac11e4 [ 1324.177649][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.177730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.177796][ T32] r4:e06c9dc0 [ 1324.177844][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.177922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.177974][ T32] r4:00000000 [ 1324.178009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.178078][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.178112][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.178204][ T32] r5:00001000 r4:eda49000 [ 1324.178269][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.178376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.178443][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.178509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.178583][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.178647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.178753][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.178792][ T32] r4:84ffea80 [ 1324.178853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.178946][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.178983][ T32] r4:00000001 [ 1324.179015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.179069][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.179149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.179197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.179240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.179312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.179405][ T32] r4:8500f640 [ 1324.179656][ T32] INFO: task kworker/1:0:3116 blocked for more than 450 seconds. [ 1324.179758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.179869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.179933][ T32] task:kworker/1:0 state:D stack:0 pid:3116 tgid:3116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.180016][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.180110][ T32] Call trace: [ 1324.180275][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.180353][ T32] r10:829189c0 r9:df951d84 r8:00000002 r7:60000013 r6:df951d8c r5:841ab000 [ 1324.180389][ T32] r4:841ab000 [ 1324.180420][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.180508][ T32] r5:841ab000 r4:829189bc [ 1324.180543][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.180608][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.180684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df951e08 [ 1324.180830][ T32] r4:00000000 [ 1324.180893][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.180958][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.181017][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.181084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e07e80 [ 1324.181146][ T32] r4:00000000 [ 1324.181210][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.181279][ T32] r9:83018205 r8:841ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.181338][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.181472][ T32] r5:00001000 r4:eb4e7000 [ 1324.181536][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.181602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.181665][ T32] r5:84c0cf8c r4:84c0cc00 [ 1324.181695][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.181833][ T32] r7:ddde2d40 r6:83018200 r5:84c0cf8c r4:845bde00 [ 1324.181923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.182027][ T32] r10:61c88647 r9:841ab000 r8:845bde2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.182121][ T32] r4:845bde00 [ 1324.182156][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.182256][ T32] r10:00000000 r9:845bde00 r8:8027ecf4 r7:e03b5e60 r6:845bde80 r5:841ab000 [ 1324.182294][ T32] r4:00000001 [ 1324.182325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.182408][ T32] Exception stack(0xdf951fb0 to 0xdf951ff8) [ 1324.182520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.182596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.182827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.182877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.182942][ T32] r4:830b7a00 [ 1324.183555][ T32] INFO: task kworker/1:0:3116 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.183607][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.183694][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.183760][ T32] Call trace: [ 1324.183837][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.183914][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.183950][ T32] r4:00000000 [ 1324.183980][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.184037][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.184096][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.184175][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.184214][ T32] 9d60: 800f0013 ffffffff [ 1324.184251][ T32] r5:800f0013 r4:80239bb0 [ 1324.184284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.184345][ T32] r4:82ac11e4 [ 1324.184424][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.184560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.184599][ T32] r4:e06c9dc0 [ 1324.184659][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.184733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.184770][ T32] r4:00000000 [ 1324.184800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.184869][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.184959][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.185060][ T32] r5:00001000 r4:eda49000 [ 1324.185095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.185157][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.185246][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.185281][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.185380][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.185427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.185509][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.185545][ T32] r4:84ffea80 [ 1324.185574][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.185647][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.185683][ T32] r4:00000001 [ 1324.185714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.185770][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.185810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.185854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.185896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.186013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.186063][ T32] r4:8500f640 [ 1324.186114][ T32] INFO: task kworker/1:3:3122 blocked for more than 450 seconds. [ 1324.186190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.204789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.204850][ T32] task:kworker/1:3 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.204945][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.205034][ T32] Call trace: [ 1324.205132][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.205222][ T32] r10:829189c0 r9:df989d84 r8:00000002 r7:60000113 r6:df989d8c r5:841a9800 [ 1324.205259][ T32] r4:841a9800 [ 1324.205291][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.205354][ T32] r5:841a9800 r4:829189bc [ 1324.205385][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.205473][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.205577][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df989e08 [ 1324.205615][ T32] r4:00000000 [ 1324.205702][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.205769][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.205860][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.205930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85002100 [ 1324.205965][ T32] r4:00000000 [ 1324.206077][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.206157][ T32] r9:83018205 r8:841a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1324.206193][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.206309][ T32] r5:00001000 r4:dfac7000 [ 1324.213287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.213414][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.213511][ T32] r5:855d8f8c r4:855d8c00 [ 1324.213556][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.213645][ T32] r7:ddde2d40 r6:83018200 r5:855d8f8c r4:845bdf00 [ 1324.213685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.213790][ T32] r10:61c88647 r9:841a9800 r8:845bdf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.213838][ T32] r4:845bdf00 [ 1324.213877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.213966][ T32] r10:00000000 r9:845bdf00 r8:8027ecf4 r7:e03b5e60 r6:845bdf80 r5:841a9800 [ 1324.214015][ T32] r4:00000001 [ 1324.214073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.214154][ T32] Exception stack(0xdf989fb0 to 0xdf989ff8) [ 1324.214215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.214274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.214327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.214390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.214489][ T32] r4:84db51c0 [ 1324.215254][ T32] INFO: task kworker/1:3:3122 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.215310][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.215453][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.215576][ T32] Call trace: [ 1324.215633][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.215746][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.215787][ T32] r4:00000000 [ 1324.215818][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.215877][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.215953][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.216003][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.216068][ T32] 9d60: 800f0013 ffffffff [ 1324.216107][ T32] r5:800f0013 r4:80239bb0 [ 1324.216139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.216257][ T32] r4:82ac11e4 [ 1324.223110][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.223212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.223249][ T32] r4:e06c9dc0 [ 1324.223281][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.223348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.223398][ T32] r4:00000000 [ 1324.223468][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.223542][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.223589][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.223667][ T32] r5:00001000 r4:eda49000 [ 1324.223758][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.223836][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.223899][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.223930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.224028][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.224092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.224168][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.224203][ T32] r4:84ffea80 [ 1324.224309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.224420][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.224474][ T32] r4:00000001 [ 1324.224537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.224658][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.224706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.224781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.224826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.224874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.224935][ T32] r4:8500f640 [ 1324.225051][ T32] INFO: task kworker/0:9:3135 blocked for more than 450 seconds. [ 1324.225159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.225206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.225241][ T32] task:kworker/0:9 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.225350][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.225473][ T32] Call trace: [ 1324.225527][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.225605][ T32] r10:829189c0 r9:df9d5d84 r8:00000002 r7:60000113 r6:df9d5d8c r5:83ac4800 [ 1324.225696][ T32] r4:83ac4800 [ 1324.225771][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.225867][ T32] r5:83ac4800 r4:829189bc [ 1324.225929][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.225996][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.226070][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.226132][ T32] r4:00000000 [ 1324.226166][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.233239][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.233399][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.233481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e004c0 [ 1324.233521][ T32] r4:00000000 [ 1324.233553][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.233621][ T32] r9:83018005 r8:83ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1324.233655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.233738][ T32] r5:00001000 r4:e0649000 [ 1324.233804][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.233872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.233934][ T32] r5:8503bf8c r4:8503bc00 [ 1324.233965][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.234093][ T32] r7:dddced40 r6:83018000 r5:8503bf8c r4:84489d00 [ 1324.234146][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.234224][ T32] r10:61c88647 r9:83ac4800 r8:84489d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.234260][ T32] r4:84489d00 [ 1324.234291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.234444][ T32] r10:00000000 r9:84489d00 r8:8027ecf4 r7:df9dde60 r6:830b8600 r5:83ac4800 [ 1324.234518][ T32] r4:00000001 [ 1324.234554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.234631][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.234685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.234732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.234774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.234896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.234942][ T32] r4:84db6a80 [ 1324.235658][ T32] INFO: task kworker/0:9:3135 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.235710][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.235878][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.235979][ T32] Call trace: [ 1324.236072][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.236181][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.242888][ T32] r4:00000000 [ 1324.242975][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.243116][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.243233][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.243290][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.243328][ T32] 9d60: 800f0013 ffffffff [ 1324.243366][ T32] r5:800f0013 r4:80239bb0 [ 1324.243418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.243492][ T32] r4:82ac11e4 [ 1324.243540][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.243610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.243673][ T32] r4:e06c9dc0 [ 1324.243720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.243793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.243887][ T32] r4:00000000 [ 1324.243976][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.244059][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.244093][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.244247][ T32] r5:00001000 r4:eda49000 [ 1324.244318][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.244451][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.244567][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.244603][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.244674][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.244734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.244812][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.244879][ T32] r4:84ffea80 [ 1324.244918][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.244991][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.245025][ T32] r4:00000001 [ 1324.245056][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.245115][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.245157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.245229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.245274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.245339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.245376][ T32] r4:8500f640 [ 1324.245418][ T32] INFO: task kworker/0:10:3137 blocked for more than 450 seconds. [ 1324.245469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.245537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.245637][ T32] task:kworker/0:10 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.245719][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.245784][ T32] Call trace: [ 1324.245851][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.245923][ T32] r10:829189c0 r9:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:840c9800 [ 1324.246057][ T32] r4:840c9800 [ 1324.246103][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.246175][ T32] r5:840c9800 r4:829189bc [ 1324.252809][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.252954][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.253090][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 [ 1324.253159][ T32] r4:00000000 [ 1324.253229][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.253295][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.253358][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.253465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84520800 [ 1324.253505][ T32] r4:00000000 [ 1324.253537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.253606][ T32] r9:83018005 r8:840c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1324.253640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.253704][ T32] r5:00001000 r4:e0641000 [ 1324.253739][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.253804][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.253891][ T32] r5:847fc78c r4:847fc400 [ 1324.253934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.254046][ T32] r7:dddced40 r6:83018000 r5:847fc78c r4:830b8500 [ 1324.254082][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.254154][ T32] r10:61c88647 r9:840c9800 r8:830b852c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.254188][ T32] r4:830b8500 [ 1324.254245][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.254322][ T32] r10:00000000 r9:830b8500 r8:8027ecf4 r7:df9d5e60 r6:84161700 r5:840c9800 [ 1324.254357][ T32] r4:00000001 [ 1324.254415][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.254481][ T32] Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) [ 1324.254552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.254601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.254643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.254688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.254724][ T32] r4:84db6a80 [ 1324.255429][ T32] INFO: task kworker/0:10:3137 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.255516][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.255673][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.255796][ T32] Call trace: [ 1324.255845][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.255949][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.255990][ T32] r4:00000000 [ 1324.256077][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.256142][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.256245][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.263032][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.263110][ T32] 9d60: 800f0013 ffffffff [ 1324.263161][ T32] r5:800f0013 r4:80239bb0 [ 1324.263207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.263307][ T32] r4:82ac11e4 [ 1324.263368][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.263483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.263543][ T32] r4:e06c9dc0 [ 1324.263582][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.263661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.263720][ T32] r4:00000000 [ 1324.263792][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.263880][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.263925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.264025][ T32] r5:00001000 r4:eda49000 [ 1324.264067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.264162][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.264252][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.264294][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.264377][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.264446][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.264589][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.264637][ T32] r4:84ffea80 [ 1324.264733][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.264862][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.264933][ T32] r4:00000001 [ 1324.264998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.265082][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.265136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.265214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.265281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.265342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.265392][ T32] r4:8500f640 [ 1324.265478][ T32] INFO: task kworker/0:11:3139 blocked for more than 450 seconds. [ 1324.265559][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.265614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.265659][ T32] task:kworker/0:11 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.265785][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.265890][ T32] Call trace: [ 1324.265997][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.266095][ T32] r10:829189c0 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:840c8000 [ 1324.266143][ T32] r4:840c8000 [ 1324.266200][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.273210][ T32] r5:840c8000 r4:829189bc [ 1324.273313][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.273421][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.273529][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.273578][ T32] r4:00000000 [ 1324.273621][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.273706][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.273784][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.273864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a5c0 [ 1324.273928][ T32] r4:00000000 [ 1324.273978][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.274076][ T32] r9:83018005 r8:840c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.274122][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.274201][ T32] r5:00001000 r4:dff45000 [ 1324.274241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.274314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.274393][ T32] r5:847fff8c r4:847ffc00 [ 1324.274434][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.274528][ T32] r7:dddced40 r6:83018000 r5:847fff8c r4:832a1080 [ 1324.274570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.274655][ T32] r10:61c88647 r9:840c8000 r8:832a10ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.274737][ T32] r4:832a1080 [ 1324.274814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.274928][ T32] r10:00000000 r9:832a1080 r8:8027ecf4 r7:df9f1e60 r6:832a1000 r5:840c8000 [ 1324.274977][ T32] r4:00000001 [ 1324.275017][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.275104][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.275165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.275222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.275291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.275353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.275402][ T32] r4:84db6f80 [ 1324.276135][ T32] INFO: task kworker/0:11:3139 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.276208][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.282339][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.282449][ T32] Call trace: [ 1324.282553][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.282662][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.282731][ T32] r4:00000000 [ 1324.282783][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.282880][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.282949][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.283013][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.283069][ T32] 9d60: 800f0013 ffffffff [ 1324.283121][ T32] r5:800f0013 r4:80239bb0 [ 1324.283165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.283265][ T32] r4:82ac11e4 [ 1324.283318][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.283411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.283469][ T32] r4:e06c9dc0 [ 1324.283557][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.283669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.283726][ T32] r4:00000000 [ 1324.283789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.283876][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.283918][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.283996][ T32] r5:00001000 r4:eda49000 [ 1324.284033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.284105][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.284206][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.284258][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.284352][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.284397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.284533][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.284601][ T32] r4:84ffea80 [ 1324.284674][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.284784][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.284835][ T32] r4:00000001 [ 1324.284896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.284972][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.285025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.285078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.285129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.285185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.285243][ T32] r4:8500f640 [ 1324.285320][ T32] INFO: task kworker/0:12:3142 blocked for more than 450 seconds. [ 1324.285399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.285474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.285522][ T32] task:kworker/0:12 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.285615][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.285716][ T32] Call trace: [ 1324.285777][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.285866][ T32] r10:829189c0 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:838a6c00 [ 1324.285938][ T32] r4:838a6c00 [ 1324.285988][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.286077][ T32] r5:838a6c00 r4:829189bc [ 1324.286121][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.286196][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.296995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.297068][ T32] r4:00000000 [ 1324.297114][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.297211][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.297293][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.297397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b640 [ 1324.297442][ T32] r4:00000000 [ 1324.297527][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.297654][ T32] r9:83018005 r8:838a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.297709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.297799][ T32] r5:00001000 r4:eab9d000 [ 1324.297892][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.297985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.298069][ T32] r5:851dbf8c r4:851dbc00 [ 1324.298114][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.298223][ T32] r7:dddced40 r6:83018000 r5:851dbf8c r4:832a1300 [ 1324.298290][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.298401][ T32] r10:61c88647 r9:838a6c00 r8:832a132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.298444][ T32] r4:832a1300 [ 1324.298496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.298616][ T32] r10:00000000 r9:832a1300 r8:8027ecf4 r7:df9f1e60 r6:845bdd80 r5:838a6c00 [ 1324.298677][ T32] r4:00000001 [ 1324.298727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.298807][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.298865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.298925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.298980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.299042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.299098][ T32] r4:84dd2100 [ 1324.299856][ T32] INFO: task kworker/0:12:3142 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.299931][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.300120][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.300211][ T32] Call trace: [ 1324.300276][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.300367][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.300413][ T32] r4:00000000 [ 1324.300454][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.300564][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.300625][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.300683][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.300733][ T32] 9d60: 800f0013 ffffffff [ 1324.300782][ T32] r5:800f0013 r4:80239bb0 [ 1324.300822][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.300901][ T32] r4:82ac11e4 [ 1324.300943][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.301049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.301133][ T32] r4:e06c9dc0 [ 1324.301180][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.301286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.301368][ T32] r4:00000000 [ 1324.301416][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.301535][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.301587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.301691][ T32] r5:00001000 r4:eda49000 [ 1324.301747][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.301820][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.301893][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.301949][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.302034][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.302095][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.302187][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.302233][ T32] r4:84ffea80 [ 1324.302295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.302393][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.302439][ T32] r4:00000001 [ 1324.302487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.302558][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.302614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.302665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.302718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.302793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.302842][ T32] r4:8500f640 [ 1324.302894][ T32] INFO: task kworker/0:13:3143 blocked for more than 450 seconds. [ 1324.302952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.302999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.303039][ T32] task:kworker/0:13 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.303143][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.303251][ T32] Call trace: [ 1324.303314][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.303404][ T32] r10:829189c0 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:840ca400 [ 1324.303473][ T32] r4:840ca400 [ 1324.303547][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.303674][ T32] r5:840ca400 r4:829189bc [ 1324.303724][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.303802][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.303886][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.303949][ T32] r4:00000000 [ 1324.303994][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.304096][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.304226][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.304348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518440 [ 1324.304416][ T32] r4:00000000 [ 1324.304532][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.304627][ T32] r9:83018005 r8:840ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.304676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.304760][ T32] r5:00001000 r4:ea985000 [ 1324.304802][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.304884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.304961][ T32] r5:8506cf8c r4:8506cc00 [ 1324.305003][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.305087][ T32] r7:dddced40 r6:83018000 r5:8506cf8c r4:832a1280 [ 1324.305131][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.305219][ T32] r10:61c88647 r9:840ca400 r8:832a12ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.305268][ T32] r4:832a1280 [ 1324.305309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.305420][ T32] r10:00000000 r9:832a1280 r8:8027ecf4 r7:dfa09e60 r6:832a1680 r5:840ca400 [ 1324.305487][ T32] r4:00000001 [ 1324.305528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.305597][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.305671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.305771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.305834][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.305916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.305993][ T32] r4:84dd2340 [ 1324.321321][ T32] INFO: task kworker/0:13:3143 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.321488][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.321631][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.321759][ T32] Call trace: [ 1324.321831][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.321939][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.321990][ T32] r4:00000000 [ 1324.322036][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.322120][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.322234][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.322304][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.322358][ T32] 9d60: 800f0013 ffffffff [ 1324.322412][ T32] r5:800f0013 r4:80239bb0 [ 1324.322488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.322585][ T32] r4:82ac11e4 [ 1324.322640][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.322754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.322818][ T32] r4:e06c9dc0 [ 1324.322862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.322952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.323000][ T32] r4:00000000 [ 1324.323041][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.323129][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.323201][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.323301][ T32] r5:00001000 r4:eda49000 [ 1324.323346][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.323431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.323525][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.323568][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.323656][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.323701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.323814][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.323895][ T32] r4:84ffea80 [ 1324.323969][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.324069][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.324134][ T32] r4:00000001 [ 1324.324182][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.324255][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.324311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.324370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.324423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.324509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.324562][ T32] r4:8500f640 [ 1324.324665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.324810][ T32] INFO: task kworker/0:14:3145 blocked for more than 450 seconds. [ 1324.324935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.324993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.325036][ T32] task:kworker/0:14 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.325129][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.325230][ T32] Call trace: [ 1324.325356][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.325480][ T32] r10:829189c0 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:840ce000 [ 1324.325537][ T32] r4:840ce000 [ 1324.325583][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.325671][ T32] r5:840ce000 r4:829189bc [ 1324.325714][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.325799][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.325916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [ 1324.326003][ T32] r4:00000000 [ 1324.326064][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.326172][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.326352][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.337113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d90000 [ 1324.337183][ T32] r4:00000000 [ 1324.337229][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.337339][ T32] r9:83018005 r8:840ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.337385][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.337489][ T32] r5:00001000 r4:dfdf3000 [ 1324.337532][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.337663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.337770][ T32] r5:8506f78c r4:8506f400 [ 1324.337818][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.337902][ T32] r7:dddced40 r6:83018000 r5:8506f78c r4:832a1c00 [ 1324.337965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.338101][ T32] r10:61c88647 r9:840ce000 r8:832a1c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.338165][ T32] r4:832a1c00 [ 1324.338208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.338315][ T32] r10:00000000 r9:832a1c00 r8:8027ecf4 r7:dfa09e60 r6:832a1600 r5:840ce000 [ 1324.338366][ T32] r4:00000001 [ 1324.338409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.338508][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 1324.338586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.338652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.338726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.338813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.338877][ T32] r4:84dd21c0 [ 1324.339671][ T32] INFO: task kworker/0:14:3145 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.339751][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.339912][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.340021][ T32] Call trace: [ 1324.340102][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.340206][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.340253][ T32] r4:00000000 [ 1324.340295][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.340370][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.340429][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.340529][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.340587][ T32] 9d60: 800f0013 ffffffff [ 1324.340636][ T32] r5:800f0013 r4:80239bb0 [ 1324.340694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.340796][ T32] r4:82ac11e4 [ 1324.340844][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.340935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.340984][ T32] r4:e06c9dc0 [ 1324.341025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.341132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.341200][ T32] r4:00000000 [ 1324.341247][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.341350][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.341417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.341519][ T32] r5:00001000 r4:eda49000 [ 1324.341579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.341689][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.341785][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.341854][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.341946][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.342005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.342112][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.342165][ T32] r4:84ffea80 [ 1324.342231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.342327][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.342375][ T32] r4:00000001 [ 1324.342415][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.342528][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.342591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.342651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.342712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.342793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.342858][ T32] r4:8500f640 [ 1324.342924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.342997][ T32] INFO: task kworker/0:15:3148 blocked for more than 450 seconds. [ 1324.343068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.343157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.343208][ T32] task:kworker/0:15 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.343337][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.343434][ T32] Call trace: [ 1324.343529][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.343637][ T32] r10:829189c0 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:840cc800 [ 1324.343743][ T32] r4:840cc800 [ 1324.343841][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.343932][ T32] r5:840cc800 r4:829189bc [ 1324.343976][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.344060][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.344159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.344226][ T32] r4:00000000 [ 1324.344290][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.344376][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.344454][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.344569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d9fb00 [ 1324.344620][ T32] r4:00000000 [ 1324.344661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.344767][ T32] r9:83018005 r8:840cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1324.344815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.344893][ T32] r5:00001000 r4:e88cf000 [ 1324.344934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.345011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.345204][ T32] r5:84c04b8c r4:84c04800 [ 1324.345267][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.345375][ T32] r7:dddced40 r6:83018000 r5:84c04b8c r4:832a1b80 [ 1324.345423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.345523][ T32] r10:61c88647 r9:840cc800 r8:832a1bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.345585][ T32] r4:832a1b80 [ 1324.345632][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.345722][ T32] r10:00000000 r9:832a1b80 r8:8027ecf4 r7:dfa09e60 r6:8416fe00 r5:840cc800 [ 1324.345770][ T32] r4:00000001 [ 1324.345810][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.345884][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.345939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.346000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.346071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.346136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.346183][ T32] r4:84dd2500 [ 1324.363256][ T32] INFO: task kworker/0:15:3148 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.363437][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.363625][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.363740][ T32] Call trace: [ 1324.363846][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.363955][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.364005][ T32] r4:00000000 [ 1324.364066][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.364166][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.364236][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.364307][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.364360][ T32] 9d60: 800f0013 ffffffff [ 1324.364407][ T32] r5:800f0013 r4:80239bb0 [ 1324.364449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.364576][ T32] r4:82ac11e4 [ 1324.364640][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.364762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.364820][ T32] r4:e06c9dc0 [ 1324.364865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.364958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.365005][ T32] r4:00000000 [ 1324.365057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.365160][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.365207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.365282][ T32] r5:00001000 r4:eda49000 [ 1324.365320][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.365473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.365565][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.365608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.365694][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.365740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.365827][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.365993][ T32] r4:84ffea80 [ 1324.366047][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.366156][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.366217][ T32] r4:00000001 [ 1324.366258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.373864][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.373966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.374056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.374205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.374277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.374332][ T32] r4:8500f640 [ 1324.374383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.374469][ T32] INFO: task kworker/0:16:3149 blocked for more than 450 seconds. [ 1324.374552][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.374605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.374652][ T32] task:kworker/0:16 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.374757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.374879][ T32] Call trace: [ 1324.374978][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.375086][ T32] r10:829189c0 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:83ac1800 [ 1324.375137][ T32] r4:83ac1800 [ 1324.375199][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.375314][ T32] r5:83ac1800 r4:829189bc [ 1324.375374][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.375455][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.375557][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.375604][ T32] r4:00000000 [ 1324.375644][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.375725][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.375830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.375923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459c440 [ 1324.375976][ T32] r4:00000000 [ 1324.376025][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.376131][ T32] r9:83018005 r8:83ac1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.376185][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.383823][ T32] r5:00001000 r4:dff15000 [ 1324.383927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.384032][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.384110][ T32] r5:84c05f8c r4:84c05c00 [ 1324.384152][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.384263][ T32] r7:dddced40 r6:83018000 r5:84c05f8c r4:844c1780 [ 1324.384318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.384416][ T32] r10:61c88647 r9:83ac1800 r8:844c17ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.384495][ T32] r4:844c1780 [ 1324.384607][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.384719][ T32] r10:00000000 r9:844c1780 r8:8027ecf4 r7:dfa09e60 r6:844a5b00 r5:83ac1800 [ 1324.384771][ T32] r4:00000001 [ 1324.384832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.384905][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.384977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.385040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.385109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.385171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.385230][ T32] r4:84dd2600 [ 1324.386009][ T32] INFO: task kworker/0:16:3149 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.386085][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.386278][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.393559][ T32] Call trace: [ 1324.393651][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.393770][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.393819][ T32] r4:00000000 [ 1324.393863][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.393945][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.394008][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.394067][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.394139][ T32] 9d60: 800f0013 ffffffff [ 1324.394197][ T32] r5:800f0013 r4:80239bb0 [ 1324.394241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.394344][ T32] r4:82ac11e4 [ 1324.394404][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.394508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.394557][ T32] r4:e06c9dc0 [ 1324.394599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.394684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.394758][ T32] r4:00000000 [ 1324.394841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.394935][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.394981][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.395085][ T32] r5:00001000 r4:eda49000 [ 1324.395131][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.395212][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.395292][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.395341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.395451][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.395511][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.395606][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.395653][ T32] r4:84ffea80 [ 1324.395695][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.395787][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.395833][ T32] r4:00000001 [ 1324.395874][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.395947][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.396023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.396088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.396143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.396305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.403541][ T32] r4:8500f640 [ 1324.403611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.403708][ T32] INFO: task kworker/0:17:3151 blocked for more than 450 seconds. [ 1324.403798][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.403855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.403900][ T32] task:kworker/0:17 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.404002][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.404131][ T32] Call trace: [ 1324.404205][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.404305][ T32] r10:829189c0 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:83a93c00 [ 1324.404371][ T32] r4:83a93c00 [ 1324.404416][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.404524][ T32] r5:83a93c00 r4:829189bc [ 1324.404566][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.404656][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.404758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1324.404803][ T32] r4:00000000 [ 1324.404842][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.404921][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.405016][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.405121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c140 [ 1324.405172][ T32] r4:00000000 [ 1324.405215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.405300][ T32] r9:83018005 r8:83a93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1324.405371][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.405467][ T32] r5:00001000 r4:eaec7000 [ 1324.405509][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.405611][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.405708][ T32] r5:85171b8c r4:85171800 [ 1324.405756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.405839][ T32] r7:dddced40 r6:83018000 r5:85171b8c r4:844a5e00 [ 1324.405896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.406013][ T32] r10:61c88647 r9:83a93c00 r8:844a5e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.406066][ T32] r4:844a5e00 [ 1324.406109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.406217][ T32] r10:00000000 r9:844a5e00 r8:8027ecf4 r7:dfa29e60 r6:84e02000 r5:83a93c00 [ 1324.406322][ T32] r4:00000001 [ 1324.413937][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.414040][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1324.414098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.414158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.414215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.414279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.414326][ T32] r4:84dd2600 [ 1324.415122][ T32] INFO: task kworker/0:17:3151 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.415197][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.415364][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.415472][ T32] Call trace: [ 1324.415606][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.415707][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.415764][ T32] r4:00000000 [ 1324.415820][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.415901][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.415969][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.416029][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.416078][ T32] 9d60: 800f0013 ffffffff [ 1324.416145][ T32] r5:800f0013 r4:80239bb0 [ 1324.416200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.423321][ T32] r4:82ac11e4 [ 1324.423381][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.423501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.423560][ T32] r4:e06c9dc0 [ 1324.423615][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.423706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.423759][ T32] r4:00000000 [ 1324.423806][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.423898][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.423944][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.424044][ T32] r5:00001000 r4:eda49000 [ 1324.424115][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.424202][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.424284][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.424326][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.424413][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.424458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.424592][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.424643][ T32] r4:84ffea80 [ 1324.424725][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.424832][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.424883][ T32] r4:00000001 [ 1324.424930][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.425004][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.425061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.425136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.425197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.425269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.425318][ T32] r4:8500f640 [ 1324.425369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.425430][ T32] INFO: task kworker/0:18:3155 blocked for more than 450 seconds. [ 1324.425502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.425553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.425595][ T32] task:kworker/0:18 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.425699][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.425785][ T32] Call trace: [ 1324.425849][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.426006][ T32] r10:829189c0 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:83aae000 [ 1324.426061][ T32] r4:83aae000 [ 1324.426125][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.426238][ T32] r5:83aae000 r4:829189bc [ 1324.433317][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.433503][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.433627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.433690][ T32] r4:00000000 [ 1324.433744][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.433828][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.433910][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.433994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c440 [ 1324.434040][ T32] r4:00000000 [ 1324.434085][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.434177][ T32] r9:83018005 r8:83aae000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.434223][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.434326][ T32] r5:00001000 r4:dff91000 [ 1324.434386][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.434480][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.434559][ T32] r5:85171f8c r4:85171c00 [ 1324.434599][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.434687][ T32] r7:dddced40 r6:83018000 r5:85171f8c r4:84e02080 [ 1324.434732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.434826][ T32] r10:61c88647 r9:83aae000 r8:84e020ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.434872][ T32] r4:84e02080 [ 1324.434915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.435005][ T32] r10:00000000 r9:84e02080 r8:8027ecf4 r7:dfa29e60 r6:84e02100 r5:83aae000 [ 1324.435083][ T32] r4:00000001 [ 1324.435156][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.435238][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.435299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.435362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.435418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.435510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.435565][ T32] r4:84dd2bc0 [ 1324.444186][ T32] INFO: task kworker/0:18:3155 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.444323][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.444528][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.444632][ T32] Call trace: [ 1324.444698][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.444794][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.444857][ T32] r4:00000000 [ 1324.444903][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.444979][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.445055][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.445116][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.445165][ T32] 9d60: 800f0013 ffffffff [ 1324.445214][ T32] r5:800f0013 r4:80239bb0 [ 1324.445258][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.445347][ T32] r4:82ac11e4 [ 1324.445392][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.445492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.445541][ T32] r4:e06c9dc0 [ 1324.445584][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.445669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.445718][ T32] r4:00000000 [ 1324.445760][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.445846][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.445914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.446002][ T32] r5:00001000 r4:eda49000 [ 1324.446044][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.446128][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.446213][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.446255][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.446852][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.446907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.447015][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.447060][ T32] r4:84ffea80 [ 1324.447098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.447229][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.447282][ T32] r4:00000001 [ 1324.447323][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.447405][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.447475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.447534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.447588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.447648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.447695][ T32] r4:8500f640 [ 1324.447740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.447792][ T32] INFO: task kworker/0:19:3157 blocked for more than 450 seconds. [ 1324.447854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.447906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.447950][ T32] task:kworker/0:19 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.448051][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.448143][ T32] Call trace: [ 1324.448206][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.448306][ T32] r10:829189c0 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:83aaa400 [ 1324.448356][ T32] r4:83aaa400 [ 1324.448396][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.448502][ T32] r5:83aaa400 r4:829189bc [ 1324.448549][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.448626][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.448716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.448764][ T32] r4:00000000 [ 1324.448804][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.448881][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.448957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.449041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459c880 [ 1324.449109][ T32] r4:00000000 [ 1324.449166][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.449251][ T32] r9:83018005 r8:83aaa400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.449296][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.449372][ T32] r5:00001000 r4:eabcf000 [ 1324.449414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.449499][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.449576][ T32] r5:84c05b8c r4:84c05800 [ 1324.449619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.449704][ T32] r7:dddced40 r6:83018000 r5:84c05b8c r4:84e02200 [ 1324.449750][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.449833][ T32] r10:61c88647 r9:83aaa400 r8:84e0222c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.449873][ T32] r4:84e02200 [ 1324.449908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.449991][ T32] r10:00000000 r9:84e02200 r8:8027ecf4 r7:dfa29e60 r6:84e02180 r5:83aaa400 [ 1324.450035][ T32] r4:00000001 [ 1324.450132][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.450223][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.450299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.450389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.450451][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.450522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.450575][ T32] r4:84dd2c40 [ 1324.451313][ T32] INFO: task kworker/0:19:3157 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.451387][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.451513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.451627][ T32] Call trace: [ 1324.451691][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.451790][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.451838][ T32] r4:00000000 [ 1324.451878][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.451954][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.452016][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.452086][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.452152][ T32] 9d60: 800f0013 ffffffff [ 1324.452205][ T32] r5:800f0013 r4:80239bb0 [ 1324.452261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.452342][ T32] r4:82ac11e4 [ 1324.452380][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.452468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.452530][ T32] r4:e06c9dc0 [ 1324.452568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.452648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.452695][ T32] r4:00000000 [ 1324.452734][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.452814][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.452861][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.452940][ T32] r5:00001000 r4:eda49000 [ 1324.452981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.453061][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.453141][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.453292][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.453391][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.453438][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.453547][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.453597][ T32] r4:84ffea80 [ 1324.453638][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.453739][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.453883][ T32] r4:00000001 [ 1324.453934][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.454008][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.454096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.454161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.454217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.454276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.454325][ T32] r4:8500f640 [ 1324.454404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.454526][ T32] INFO: task kworker/0:20:3159 blocked for more than 450 seconds. [ 1324.454587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.454636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.454686][ T32] task:kworker/0:20 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.454787][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.454867][ T32] Call trace: [ 1324.455025][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.455139][ T32] r10:829189c0 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:840cbc00 [ 1324.455189][ T32] r4:840cbc00 [ 1324.455229][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.455436][ T32] r5:840cbc00 r4:829189bc [ 1324.455494][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.455573][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.455662][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.455709][ T32] r4:00000000 [ 1324.455795][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.455874][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.455947][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.456025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ab80 [ 1324.456070][ T32] r4:00000000 [ 1324.456109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.456189][ T32] r9:83018005 r8:840cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.456282][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.477426][ T32] r5:00001000 r4:e0393000 [ 1324.477557][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.477692][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.477772][ T32] r5:852c878c r4:852c8400 [ 1324.477808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.477889][ T32] r7:dddced40 r6:83018000 r5:852c878c r4:84e02280 [ 1324.477920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.477966][ T32] r10:61c88647 r9:840cbc00 r8:84e022ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.477988][ T32] r4:84e02280 [ 1324.478007][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.478052][ T32] r10:00000000 r9:84e02280 r8:8027ecf4 r7:dfa29e60 r6:84e02300 r5:840cbc00 [ 1324.478072][ T32] r4:00000001 [ 1324.478090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.478411][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.478447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.478483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.478508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.478535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.478643][ T32] r4:84dd2d40 [ 1324.479177][ T32] INFO: task kworker/0:20:3159 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.479219][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.479291][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.479352][ T32] Call trace: [ 1324.479414][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.479495][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.479619][ T32] r4:00000000 [ 1324.479732][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.479777][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.479806][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.479833][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.479855][ T32] 9d60: 800f0013 ffffffff [ 1324.479878][ T32] r5:800f0013 r4:80239bb0 [ 1324.479897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.479939][ T32] r4:82ac11e4 [ 1324.479958][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.479999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.480127][ T32] r4:e06c9dc0 [ 1324.480151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.480233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.480257][ T32] r4:00000000 [ 1324.480276][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.480319][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.480339][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.480377][ T32] r5:00001000 r4:eda49000 [ 1324.480396][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.480434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.480525][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.480623][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.480673][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.480694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.480757][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.480794][ T32] r4:84ffea80 [ 1324.480813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.480859][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.480880][ T32] r4:00000001 [ 1324.480897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.480929][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.480955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.481009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.481038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.481066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.481087][ T32] r4:8500f640 [ 1324.481108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.481204][ T32] INFO: task kworker/0:21:3161 blocked for more than 451 seconds. [ 1324.481241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.481265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.481285][ T32] task:kworker/0:21 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.481329][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.481417][ T32] Call trace: [ 1324.481450][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.481504][ T32] r10:829189c0 r9:dfa69d84 r8:00000002 r7:60000013 r6:dfa69d8c r5:8418d400 [ 1324.481527][ T32] r4:8418d400 [ 1324.481548][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.481587][ T32] r5:8418d400 r4:829189bc [ 1324.481606][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.481644][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.481688][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.481727][ T32] r4:00000000 [ 1324.481750][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.481787][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.481823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.481862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500200 [ 1324.481883][ T32] r4:00000000 [ 1324.481901][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.481941][ T32] r9:83018005 r8:8418d400 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.481962][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.482000][ T32] r5:00001000 r4:dfa4d000 [ 1324.482089][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.482130][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.482168][ T32] r5:8540a38c r4:8540a000 [ 1324.482186][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.482227][ T32] r7:dddced40 r6:83018000 r5:8540a38c r4:84e02380 [ 1324.482247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.482289][ T32] r10:61c88647 r9:8418d400 r8:84e023ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.482310][ T32] r4:84e02380 [ 1324.482329][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.482403][ T32] r10:00000000 r9:84e02380 r8:8027ecf4 r7:dfa61e60 r6:84e02400 r5:8418d400 [ 1324.482524][ T32] r4:00000001 [ 1324.482547][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.482806][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.482925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.482955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.482983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.483010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.483157][ T32] r4:84dd2fc0 [ 1324.483444][ T32] INFO: task kworker/0:21:3161 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.483731][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.483899][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.483941][ T32] Call trace: [ 1324.483971][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.484020][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.484042][ T32] r4:00000000 [ 1324.484061][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.484097][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.484124][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.484151][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.484243][ T32] 9d60: 800f0013 ffffffff [ 1324.484358][ T32] r5:800f0013 r4:80239bb0 [ 1324.484381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.484422][ T32] r4:82ac11e4 [ 1324.484442][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.484537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.484562][ T32] r4:e06c9dc0 [ 1324.484582][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.484623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.484643][ T32] r4:00000000 [ 1324.484661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.484734][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.484758][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.484848][ T32] r5:00001000 r4:eda49000 [ 1324.485144][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.485187][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.485256][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.485281][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.485325][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.485345][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.485388][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.485409][ T32] r4:84ffea80 [ 1324.485426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.485474][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.485496][ T32] r4:00000001 [ 1324.485513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.485581][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.485609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.485703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.485819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.485850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.485876][ T32] r4:8500f640 [ 1324.485898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.485923][ T32] INFO: task kworker/0:22:3163 blocked for more than 451 seconds. [ 1324.485953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.485976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.485997][ T32] task:kworker/0:22 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.486063][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.486138][ T32] Call trace: [ 1324.486236][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.496645][ T32] r10:829189c0 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:8418e000 [ 1324.496729][ T32] r4:8418e000 [ 1324.496753][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.496836][ T32] r5:8418e000 r4:829189bc [ 1324.496861][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.496902][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.496952][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.496975][ T32] r4:00000000 [ 1324.496994][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.497031][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.497071][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.497111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546b8c0 [ 1324.497132][ T32] r4:00000000 [ 1324.497150][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.497191][ T32] r9:83018005 r8:8418e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1324.497245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.497292][ T32] r5:00001000 r4:eb4c7000 [ 1324.497379][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.497431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.497489][ T32] r5:853f7f8c r4:853f7c00 [ 1324.497510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.497554][ T32] r7:dddced40 r6:83018000 r5:853f7f8c r4:84e02480 [ 1324.497574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.497616][ T32] r10:61c88647 r9:8418e000 r8:84e024ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.497637][ T32] r4:84e02480 [ 1324.497655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.497698][ T32] r10:00000000 r9:84e02480 r8:8027ecf4 r7:dfa69e60 r6:84e02500 r5:8418e000 [ 1324.497718][ T32] r4:00000001 [ 1324.497736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.497770][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.497799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.497826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.497875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.497906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.497927][ T32] r4:84e07080 [ 1324.498402][ T32] INFO: task kworker/0:22:3163 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.498435][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498536][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498634][ T32] Call trace: [ 1324.498691][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.498740][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.498812][ T32] r4:00000000 [ 1324.498942][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.499004][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.499035][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.499062][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.499085][ T32] 9d60: 800f0013 ffffffff [ 1324.499108][ T32] r5:800f0013 r4:80239bb0 [ 1324.499127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.499177][ T32] r4:82ac11e4 [ 1324.499197][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.499237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.499259][ T32] r4:e06c9dc0 [ 1324.499293][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.499373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.499424][ T32] r4:00000000 [ 1324.499446][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.499497][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.499518][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.499556][ T32] r5:00001000 r4:eda49000 [ 1324.499575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.499662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.499784][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.499808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.499852][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.499872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.499915][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.499943][ T32] r4:84ffea80 [ 1324.499971][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.500015][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.500037][ T32] r4:00000001 [ 1324.500055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.500089][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.500113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.500208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.500434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.500803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.500833][ T32] r4:8500f640 [ 1324.500855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.500882][ T32] INFO: task kworker/0:23:3164 blocked for more than 451 seconds. [ 1324.500915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.500938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.500958][ T32] task:kworker/0:23 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.501134][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.501174][ T32] Call trace: [ 1324.501202][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.501246][ T32] r10:829189c0 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:832e8000 [ 1324.501311][ T32] r4:832e8000 [ 1324.501333][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.501372][ T32] r5:832e8000 r4:829189bc [ 1324.501420][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.501474][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.501518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1324.501539][ T32] r4:00000000 [ 1324.501557][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.501623][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.501663][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.501703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546b300 [ 1324.501737][ T32] r4:00000000 [ 1324.501758][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.501798][ T32] r9:83018005 r8:832e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.501818][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.501856][ T32] r5:00001000 r4:dfa6b000 [ 1324.501943][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.501984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.502021][ T32] r5:852c9b8c r4:852c9800 [ 1324.502147][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.502258][ T32] r7:dddced40 r6:83018000 r5:852c9b8c r4:84e02580 [ 1324.502285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.502379][ T32] r10:61c88647 r9:832e8000 r8:84e025ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.502404][ T32] r4:84e02580 [ 1324.502426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.502475][ T32] r10:00000000 r9:84e02580 r8:8027ecf4 r7:dfa69e60 r6:84e02600 r5:832e8000 [ 1324.502498][ T32] r4:00000001 [ 1324.502517][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.502550][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1324.502575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.502602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.502627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.502654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.502675][ T32] r4:84e07300 [ 1324.502948][ T32] INFO: task kworker/0:23:3164 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.502980][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.503033][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.503072][ T32] Call trace: [ 1324.503102][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.503148][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.503169][ T32] r4:00000000 [ 1324.503188][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.503223][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.503250][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.503277][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.503299][ T32] 9d60: 800f0013 ffffffff [ 1324.503320][ T32] r5:800f0013 r4:80239bb0 [ 1324.503339][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.503377][ T32] r4:82ac11e4 [ 1324.503396][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.503436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.503464][ T32] r4:e06c9dc0 [ 1324.503483][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.503667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.503692][ T32] r4:00000000 [ 1324.503711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.503753][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.503774][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.503812][ T32] r5:00001000 r4:eda49000 [ 1324.503831][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.503867][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.503904][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.503954][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.503999][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.504019][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.504062][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.504083][ T32] r4:84ffea80 [ 1324.504100][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.504142][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.504164][ T32] r4:00000001 [ 1324.504181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.504244][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.504272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.504301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.504325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.504353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.504374][ T32] r4:8500f640 [ 1324.504461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.504518][ T32] INFO: task kworker/0:24:3166 blocked for more than 451 seconds. [ 1324.504546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.504618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.504641][ T32] task:kworker/0:24 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.504685][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.504737][ T32] Call trace: [ 1324.504854][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.504902][ T32] r10:829189c0 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:832e9800 [ 1324.504972][ T32] r4:832e9800 [ 1324.504993][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.505110][ T32] r5:832e9800 r4:829189bc [ 1324.505181][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.505222][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.505265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1324.505286][ T32] r4:00000000 [ 1324.505304][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.505339][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.505374][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.505413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502c040 [ 1324.505435][ T32] r4:00000000 [ 1324.505492][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.505537][ T32] r9:83018005 r8:832e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.505557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.505594][ T32] r5:00001000 r4:dfa7f000 [ 1324.505613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.505651][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.505689][ T32] r5:852caf8c r4:852cac00 [ 1324.505708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.505748][ T32] r7:dddced40 r6:83018000 r5:852caf8c r4:84e02680 [ 1324.505767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.505811][ T32] r10:61c88647 r9:832e9800 r8:84e026ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.505833][ T32] r4:84e02680 [ 1324.505851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.505892][ T32] r10:00000000 r9:84e02680 r8:8027ecf4 r7:dfa69e60 r6:84e02700 r5:832e9800 [ 1324.505913][ T32] r4:00000001 [ 1324.505931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505963][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1324.506093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.506210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.506299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.525399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.525475][ T32] r4:84e07180 [ 1324.532240][ T32] INFO: task kworker/0:24:3166 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.532406][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.532609][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.532791][ T32] Call trace: [ 1324.532866][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.532971][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.533018][ T32] r4:00000000 [ 1324.533059][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.533193][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.533262][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.533319][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.533364][ T32] 9d60: 800f0013 ffffffff [ 1324.533414][ T32] r5:800f0013 r4:80239bb0 [ 1324.533473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.533563][ T32] r4:82ac11e4 [ 1324.533603][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.533705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.533741][ T32] r4:e06c9dc0 [ 1324.533789][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.533860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.533883][ T32] r4:00000000 [ 1324.533901][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.533943][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.533965][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.534084][ T32] r5:00001000 r4:eda49000 [ 1324.534137][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.534269][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.534390][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.534463][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.534600][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.534625][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.534726][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.534855][ T32] r4:84ffea80 [ 1324.535051][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.535099][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.535123][ T32] r4:00000001 [ 1324.535142][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535176][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.535254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.535310][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.535339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.535367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.535463][ T32] r4:8500f640 [ 1324.535491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.535536][ T32] INFO: task kworker/0:25:3169 blocked for more than 451 seconds. [ 1324.535583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.535610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.535694][ T32] task:kworker/0:25 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.535748][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.535833][ T32] Call trace: [ 1324.535863][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.535934][ T32] r10:829189c0 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:832ebc00 [ 1324.536151][ T32] r4:832ebc00 [ 1324.536174][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.536249][ T32] r5:832ebc00 r4:829189bc [ 1324.542557][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.542639][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.542877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1324.542907][ T32] r4:00000000 [ 1324.542928][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.542967][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.543088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.543216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b8c0 [ 1324.543245][ T32] r4:00000000 [ 1324.543266][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.543309][ T32] r9:83018005 r8:832ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.543330][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.543370][ T32] r5:00001000 r4:dfa93000 [ 1324.543417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.543466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.543506][ T32] r5:854d5b8c r4:854d5800 [ 1324.543525][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.543594][ T32] r7:dddced40 r6:83018000 r5:854d5b8c r4:84e02780 [ 1324.543618][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.543664][ T32] r10:61c88647 r9:832ebc00 r8:84e027ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.543685][ T32] r4:84e02780 [ 1324.543808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.543856][ T32] r10:00000000 r9:84e02780 r8:8027ecf4 r7:dfa7de60 r6:84e02800 r5:832ebc00 [ 1324.543877][ T32] r4:00000001 [ 1324.543896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.544046][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1324.544079][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.544165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.544286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.544406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.544432][ T32] r4:84e07480 [ 1324.544955][ T32] INFO: task kworker/0:25:3169 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.544993][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.545163][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.545281][ T32] Call trace: [ 1324.545399][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.545460][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.545486][ T32] r4:00000000 [ 1324.545632][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.545744][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.545776][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.545859][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.545884][ T32] 9d60: 800f0013 ffffffff [ 1324.546079][ T32] r5:800f0013 r4:80239bb0 [ 1324.546305][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.554996][ T32] r4:82ac11e4 [ 1324.555042][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.555107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.555217][ T32] r4:e06c9dc0 [ 1324.555321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.555429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.555459][ T32] r4:00000000 [ 1324.555480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.555550][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.555599][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.555671][ T32] r5:00001000 r4:eda49000 [ 1324.555694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.555738][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.555880][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.555904][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.556087][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.556197][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.556306][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.562644][ T32] r4:84ffea80 [ 1324.562688][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.562764][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.562814][ T32] r4:00000001 [ 1324.562866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.562909][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.562950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.563006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.563036][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.563098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.563124][ T32] r4:8500f640 [ 1324.563160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.563192][ T32] INFO: task kworker/0:26:3170 blocked for more than 451 seconds. [ 1324.563225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.563275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.563300][ T32] task:kworker/0:26 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.563401][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.563465][ T32] Call trace: [ 1324.563670][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.563723][ T32] r10:829189c0 r9:dfaa5d84 r8:00000002 r7:60000013 r6:dfaa5d8c r5:841ae000 [ 1324.563745][ T32] r4:841ae000 [ 1324.563764][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.563804][ T32] r5:841ae000 r4:829189bc [ 1324.563917][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.564017][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.564127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.564152][ T32] r4:00000000 [ 1324.564170][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.564237][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.564286][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.564370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845890c0 [ 1324.564446][ T32] r4:00000000 [ 1324.564507][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.564573][ T32] r9:83018005 r8:841ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1324.564622][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.564667][ T32] r5:00001000 r4:eb5ef000 [ 1324.564687][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.564729][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.564766][ T32] r5:854d678c r4:854d6400 [ 1324.564785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.564836][ T32] r7:dddced40 r6:83018000 r5:854d678c r4:84e02880 [ 1324.564860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.564904][ T32] r10:61c88647 r9:841ae000 r8:84e028ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.564926][ T32] r4:84e02880 [ 1324.564944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.565012][ T32] r10:00000000 r9:84e02880 r8:8027ecf4 r7:dfa89e60 r6:845bdc80 r5:841ae000 [ 1324.565070][ T32] r4:00000001 [ 1324.565091][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.565150][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.565179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.565206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.565259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.565289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.565310][ T32] r4:84e07480 [ 1324.565789][ T32] INFO: task kworker/0:26:3170 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.565837][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.565926][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.566004][ T32] Call trace: [ 1324.566035][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.566131][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.566162][ T32] r4:00000000 [ 1324.566206][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.566300][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.572975][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.573023][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.573046][ T32] 9d60: 800f0013 ffffffff [ 1324.573073][ T32] r5:800f0013 r4:80239bb0 [ 1324.573099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.573170][ T32] r4:82ac11e4 [ 1324.573189][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.573244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.573274][ T32] r4:e06c9dc0 [ 1324.573295][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.573338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.573364][ T32] r4:00000000 [ 1324.573383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.573426][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.573451][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.573504][ T32] r5:00001000 r4:eda49000 [ 1324.573523][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.573562][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.573602][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.573621][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.573661][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.573682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.573724][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.573745][ T32] r4:84ffea80 [ 1324.573763][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.573805][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.573826][ T32] r4:00000001 [ 1324.573844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.573878][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.573952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.573984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.574010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.574037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.574058][ T32] r4:8500f640 [ 1324.574167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.574200][ T32] INFO: task kworker/0:27:3173 blocked for more than 451 seconds. [ 1324.574232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.574255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.574276][ T32] task:kworker/0:27 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.574380][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.574532][ T32] Call trace: [ 1324.574566][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.574616][ T32] r10:829189c0 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:838a4800 [ 1324.574637][ T32] r4:838a4800 [ 1324.574705][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.574748][ T32] r5:838a4800 r4:829189bc [ 1324.574815][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.574858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.574902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.574923][ T32] r4:00000000 [ 1324.574944][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.574982][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.575018][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.575058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84567340 [ 1324.575079][ T32] r4:00000000 [ 1324.575097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.575136][ T32] r9:83018005 r8:838a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1324.575155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.575197][ T32] r5:00001000 r4:eb9a5000 [ 1324.575217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.575254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.575293][ T32] r5:85703f8c r4:85703c00 [ 1324.575312][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.575352][ T32] r7:dddced40 r6:83018000 r5:85703f8c r4:84e02900 [ 1324.575372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.575414][ T32] r10:61c88647 r9:838a4800 r8:84e0292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.575494][ T32] r4:84e02900 [ 1324.575517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.575561][ T32] r10:00000000 r9:84e02900 r8:8027ecf4 r7:dfa89e60 r6:845bdb00 r5:838a4800 [ 1324.575615][ T32] r4:00000001 [ 1324.575636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.575671][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.575697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.575724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.575748][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.575777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.575830][ T32] r4:84e07800 [ 1324.576362][ T32] INFO: task kworker/0:27:3173 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.582359][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.582461][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.582521][ T32] Call trace: [ 1324.582553][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.582608][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.582630][ T32] r4:00000000 [ 1324.582649][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.582686][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.582716][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.582744][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.582766][ T32] 9d60: 800f0013 ffffffff [ 1324.582788][ T32] r5:800f0013 r4:80239bb0 [ 1324.582807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.582849][ T32] r4:82ac11e4 [ 1324.583253][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.583302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.583324][ T32] r4:e06c9dc0 [ 1324.583342][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.583383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.583404][ T32] r4:00000000 [ 1324.583423][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.583545][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.583574][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.583617][ T32] r5:00001000 r4:eda49000 [ 1324.583637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.583677][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583716][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.583735][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.583777][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.583797][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.583840][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.583861][ T32] r4:84ffea80 [ 1324.583880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.583923][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.583944][ T32] r4:00000001 [ 1324.584068][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.584106][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.584132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.584170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.584221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.584251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.584272][ T32] r4:8500f640 [ 1324.584295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.584323][ T32] INFO: task kworker/0:28:3174 blocked for more than 451 seconds. [ 1324.584355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.584378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.584397][ T32] task:kworker/0:28 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.584440][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.584624][ T32] Call trace: [ 1324.584662][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.584709][ T32] r10:829189c0 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:8324a400 [ 1324.584730][ T32] r4:8324a400 [ 1324.584750][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.584789][ T32] r5:8324a400 r4:829189bc [ 1324.584807][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.584846][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.584890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1324.584910][ T32] r4:00000000 [ 1324.584928][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.584966][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.585001][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.585040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523df00 [ 1324.585060][ T32] r4:00000000 [ 1324.585078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.585133][ T32] r9:83018005 r8:8324a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.585156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.585194][ T32] r5:00001000 r4:eb1c7000 [ 1324.585214][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.585250][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.585291][ T32] r5:854d738c r4:854d7000 [ 1324.585326][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.585395][ T32] r7:dddced40 r6:83018000 r5:854d738c r4:84e02980 [ 1324.585418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.585470][ T32] r10:61c88647 r9:8324a400 r8:84e029ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.585494][ T32] r4:84e02980 [ 1324.585512][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.585566][ T32] r10:00000000 r9:84e02980 r8:8027ecf4 r7:dfab9e60 r6:845bdb80 r5:8324a400 [ 1324.585620][ T32] r4:00000001 [ 1324.585651][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.585685][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1324.585710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.585736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.585760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.585787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.585808][ T32] r4:84e07800 [ 1324.595089][ T32] INFO: task kworker/0:28:3174 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.595206][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.595280][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.595340][ T32] Call trace: [ 1324.595371][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.595427][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.595533][ T32] r4:00000000 [ 1324.595559][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.595599][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.595658][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.595721][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.595747][ T32] 9d60: 800f0013 ffffffff [ 1324.595770][ T32] r5:800f0013 r4:80239bb0 [ 1324.595790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.595832][ T32] r4:82ac11e4 [ 1324.595851][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.595891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.595932][ T32] r4:e06c9dc0 [ 1324.595966][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.596010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.596032][ T32] r4:00000000 [ 1324.596050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.596091][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.596111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.596150][ T32] r5:00001000 r4:eda49000 [ 1324.596200][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.601461][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.601594][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.601688][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.601738][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.601758][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.601833][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.601857][ T32] r4:84ffea80 [ 1324.601909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.601957][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.602028][ T32] r4:00000001 [ 1324.602138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.602177][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.602206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.602233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.602345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.602376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.602397][ T32] r4:8500f640 [ 1324.602420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.602451][ T32] INFO: task kworker/0:29:3176 blocked for more than 451 seconds. [ 1324.602489][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.602513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.602534][ T32] task:kworker/0:29 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.602588][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.602629][ T32] Call trace: [ 1324.602659][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.602708][ T32] r10:829189c0 r9:dfad1d84 r8:00000002 r7:60000013 r6:dfad1d8c r5:83fb6c00 [ 1324.602730][ T32] r4:83fb6c00 [ 1324.602748][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.602786][ T32] r5:83fb6c00 r4:829189bc [ 1324.602805][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.603005][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.603055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.603077][ T32] r4:00000000 [ 1324.603094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.603131][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.603169][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.603209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85255f80 [ 1324.603303][ T32] r4:00000000 [ 1324.603326][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.603368][ T32] r9:83018005 r8:83fb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.603390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.603430][ T32] r5:00001000 r4:dfaab000 [ 1324.603449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.603491][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.603528][ T32] r5:84c0c38c r4:84c0c000 [ 1324.603547][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.603587][ T32] r7:dddced40 r6:83018000 r5:84c0c38c r4:84e02a00 [ 1324.603606][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.603648][ T32] r10:61c88647 r9:83fb6c00 r8:84e02a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.603670][ T32] r4:84e02a00 [ 1324.603688][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.603729][ T32] r10:00000000 r9:84e02a00 r8:8027ecf4 r7:dfab9e60 r6:845bdc00 r5:83fb6c00 [ 1324.603750][ T32] r4:00000001 [ 1324.603767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.603801][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.603828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.603924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.603954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.603981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.604001][ T32] r4:84e07840 [ 1324.604508][ T32] INFO: task kworker/0:29:3176 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.604544][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.604600][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.604640][ T32] Call trace: [ 1324.604719][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.604770][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.604792][ T32] r4:00000000 [ 1324.604810][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.604846][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.604889][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.604921][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.605029][ T32] 9d60: 800f0013 ffffffff [ 1324.605056][ T32] r5:800f0013 r4:80239bb0 [ 1324.605076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.605115][ T32] r4:82ac11e4 [ 1324.605134][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.605175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.605195][ T32] r4:e06c9dc0 [ 1324.605319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.605363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.605384][ T32] r4:00000000 [ 1324.605402][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.605442][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.605559][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.605671][ T32] r5:00001000 r4:eda49000 [ 1324.605693][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.605733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.605770][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.605788][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.605830][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.605849][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.605892][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.605912][ T32] r4:84ffea80 [ 1324.605929][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.605971][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.605993][ T32] r4:00000001 [ 1324.606010][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.606043][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.606067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.606298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.618760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.618814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.618838][ T32] r4:8500f640 [ 1324.618880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.618939][ T32] INFO: task kworker/0:30:3179 blocked for more than 451 seconds. [ 1324.618998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.619024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.619046][ T32] task:kworker/0:30 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.619113][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.619171][ T32] Call trace: [ 1324.619221][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.619279][ T32] r10:829189c0 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:83fb6000 [ 1324.619310][ T32] r4:83fb6000 [ 1324.619358][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.619408][ T32] r5:83fb6000 r4:829189bc [ 1324.619428][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.619512][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.619565][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [ 1324.619586][ T32] r4:00000000 [ 1324.619606][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.619692][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.619744][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.619790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477bc0 [ 1324.619812][ T32] r4:00000000 [ 1324.619899][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.619946][ T32] r9:83018005 r8:83fb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.619968][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.620007][ T32] r5:00001000 r4:eb521000 [ 1324.620406][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.620468][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.620540][ T32] r5:8566d78c r4:8566d400 [ 1324.620560][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.620604][ T32] r7:dddced40 r6:83018000 r5:8566d78c r4:84e02a80 [ 1324.620624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.620667][ T32] r10:61c88647 r9:83fb6000 r8:84e02aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.620689][ T32] r4:84e02a80 [ 1324.620707][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.620750][ T32] r10:00000000 r9:84e02a80 r8:8027ecf4 r7:dfab9e60 r6:845bda80 r5:83fb6000 [ 1324.620771][ T32] r4:00000001 [ 1324.620789][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.620823][ T32] Exception stack(0xdfa9dfb0 to 0xdfa9dff8) [ 1324.620848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.620925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.620955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.620983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.621004][ T32] r4:84e07b00 [ 1324.621483][ T32] INFO: task kworker/0:30:3179 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.621603][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.621841][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.621955][ T32] Call trace: [ 1324.621985][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.622032][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.622054][ T32] r4:00000000 [ 1324.622073][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.622110][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.622138][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.622165][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.622186][ T32] 9d60: 800f0013 ffffffff [ 1324.622208][ T32] r5:800f0013 r4:80239bb0 [ 1324.622227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.622265][ T32] r4:82ac11e4 [ 1324.622285][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.622326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.622347][ T32] r4:e06c9dc0 [ 1324.622365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.622498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.622524][ T32] r4:00000000 [ 1324.622542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.622584][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.622605][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.622642][ T32] r5:00001000 r4:eda49000 [ 1324.622661][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.622718][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.622902][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.623064][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.623199][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.623403][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.623458][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.623511][ T32] r4:84ffea80 [ 1324.623712][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.623768][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.623791][ T32] r4:00000001 [ 1324.623809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.623844][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.623871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.623929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.623959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.623986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.624009][ T32] r4:8500f640 [ 1324.624029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.624055][ T32] INFO: task kworker/1:4:3181 blocked for more than 451 seconds. [ 1324.624082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.624104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.624125][ T32] task:kworker/1:4 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.624174][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.624215][ T32] Call trace: [ 1324.624244][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.624350][ T32] r10:829189c0 r9:dfac5d84 r8:00000002 r7:60000013 r6:dfac5d8c r5:83fb4800 [ 1324.624376][ T32] r4:83fb4800 [ 1324.624464][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.624552][ T32] r5:83fb4800 r4:829189bc [ 1324.624625][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.624669][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.624714][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.624735][ T32] r4:00000000 [ 1324.624754][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.624790][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.624950][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.624995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85233800 [ 1324.625017][ T32] r4:00000000 [ 1324.625036][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.625076][ T32] r9:83018205 r8:83fb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1324.625097][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.625135][ T32] r5:00001000 r4:eb003000 [ 1324.625184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.625226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.625264][ T32] r5:8566c78c r4:8566c400 [ 1324.625283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.625394][ T32] r7:ddde2d40 r6:83018200 r5:8566c78c r4:845bda00 [ 1324.625418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.625615][ T32] r10:61c88647 r9:83fb4800 r8:845bda2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.625640][ T32] r4:845bda00 [ 1324.625661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.625704][ T32] r10:00000000 r9:845bda00 r8:8027ecf4 r7:e03b5e60 r6:845bd980 r5:83fb4800 [ 1324.625726][ T32] r4:00000001 [ 1324.625745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.625778][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.625804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.625831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.625857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.625884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.625906][ T32] r4:84ca00c0 [ 1324.626150][ T32] INFO: task kworker/1:4:3181 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.626181][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.626321][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.639137][ T32] Call trace: [ 1324.639201][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.639309][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.639364][ T32] r4:00000000 [ 1324.639400][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.639444][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.639486][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.639600][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.639631][ T32] 9d60: 800f0013 ffffffff [ 1324.639724][ T32] r5:800f0013 r4:80239bb0 [ 1324.639749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.639795][ T32] r4:82ac11e4 [ 1324.639816][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.639881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.639906][ T32] r4:e06c9dc0 [ 1324.639926][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.639968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.639989][ T32] r4:00000000 [ 1324.640008][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.640117][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.640142][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.640184][ T32] r5:00001000 r4:eda49000 [ 1324.640203][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.640242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.640281][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.640300][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.640342][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.640383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.640430][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.640456][ T32] r4:84ffea80 [ 1324.640508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.640567][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.640694][ T32] r4:00000001 [ 1324.640724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.640809][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.640840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.640868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.640893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.641218][ T32] r4:8500f640 [ 1324.641242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.641285][ T32] INFO: task kworker/1:5:3183 blocked for more than 451 seconds. [ 1324.641319][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.641342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.641364][ T32] task:kworker/1:5 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.641416][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.641514][ T32] Call trace: [ 1324.641547][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.641593][ T32] r10:829189c0 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:841abc00 [ 1324.641647][ T32] r4:841abc00 [ 1324.641685][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.641784][ T32] r5:841abc00 r4:829189bc [ 1324.641807][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.641847][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.641891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.641912][ T32] r4:00000000 [ 1324.642016][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.642058][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.642096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.642136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845364c0 [ 1324.642158][ T32] r4:00000000 [ 1324.642176][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.642215][ T32] r9:83018205 r8:841abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.642236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.642273][ T32] r5:00001000 r4:eb84b000 [ 1324.642292][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.642330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.642367][ T32] r5:856c4f8c r4:856c4c00 [ 1324.642385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.642425][ T32] r7:ddde2d40 r6:83018200 r5:856c4f8c r4:845bd900 [ 1324.642446][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.642497][ T32] r10:61c88647 r9:841abc00 r8:845bd92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.642519][ T32] r4:845bd900 [ 1324.642588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.642634][ T32] r10:00000000 r9:845bd900 r8:8027ecf4 r7:dfac5e60 r6:845bd880 r5:841abc00 [ 1324.642704][ T32] r4:00000001 [ 1324.642905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.642942][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.642968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.642997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.643022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.643049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.643071][ T32] r4:84ca01c0 [ 1324.643538][ T32] INFO: task kworker/1:5:3183 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.643573][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.643702][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.643764][ T32] Call trace: [ 1324.643798][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.643848][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.643871][ T32] r4:00000000 [ 1324.643995][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.644036][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.644065][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.644094][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.644117][ T32] 9d60: 800f0013 ffffffff [ 1324.644207][ T32] r5:800f0013 r4:80239bb0 [ 1324.644230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.644270][ T32] r4:82ac11e4 [ 1324.644290][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.644331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.644419][ T32] r4:e06c9dc0 [ 1324.644442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.644512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.644605][ T32] r4:00000000 [ 1324.644697][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.644762][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.644786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.644827][ T32] r5:00001000 r4:eda49000 [ 1324.644846][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.644884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.644940][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.644962][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.645113][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.645137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.645229][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.645432][ T32] r4:84ffea80 [ 1324.645461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.645506][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.645528][ T32] r4:00000001 [ 1324.645651][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.645689][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.645730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.645759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.645784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.645810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.645832][ T32] r4:8500f640 [ 1324.645851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.645873][ T32] INFO: task kworker/1:6:3185 blocked for more than 451 seconds. [ 1324.645899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.645922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.645941][ T32] task:kworker/1:6 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.645983][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.646019][ T32] Call trace: [ 1324.646047][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.646127][ T32] r10:829189c0 r9:dfaf9d84 r8:00000002 r7:60000013 r6:dfaf9d8c r5:83ad6c00 [ 1324.646152][ T32] r4:83ad6c00 [ 1324.646170][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.646209][ T32] r5:83ad6c00 r4:829189bc [ 1324.646277][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.654824][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.654914][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.654938][ T32] r4:00000000 [ 1324.654957][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.654996][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.655035][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.655075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551b380 [ 1324.655095][ T32] r4:00000000 [ 1324.655113][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.655154][ T32] r9:83018205 r8:83ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.655174][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.655213][ T32] r5:00001000 r4:eae77000 [ 1324.655268][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.655312][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.655352][ T32] r5:856bfb8c r4:856bf800 [ 1324.655420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.655476][ T32] r7:ddde2d40 r6:83018200 r5:856bfb8c r4:845bd800 [ 1324.655597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.655714][ T32] r10:61c88647 r9:83ad6c00 r8:845bd82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.655739][ T32] r4:845bd800 [ 1324.655759][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.655802][ T32] r10:00000000 r9:845bd800 r8:8027ecf4 r7:dfae5e60 r6:845bd780 r5:83ad6c00 [ 1324.655823][ T32] r4:00000001 [ 1324.655842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.655926][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.656044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.656075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.656303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.661842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.661878][ T32] r4:84ca0340 [ 1324.662349][ T32] INFO: task kworker/1:6:3185 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.662385][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.662488][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.662546][ T32] Call trace: [ 1324.662605][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.662687][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.662713][ T32] r4:00000000 [ 1324.662732][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.662769][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.662798][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.662825][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.662860][ T32] 9d60: 800f0013 ffffffff [ 1324.662913][ T32] r5:800f0013 r4:80239bb0 [ 1324.662948][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.662992][ T32] r4:82ac11e4 [ 1324.663012][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.663079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.663105][ T32] r4:e06c9dc0 [ 1324.663148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.663196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.663219][ T32] r4:00000000 [ 1324.663238][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.663305][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.663384][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.663444][ T32] r5:00001000 r4:eda49000 [ 1324.663501][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.663544][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.663582][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.663601][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.663644][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.663717][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.663789][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.663814][ T32] r4:84ffea80 [ 1324.663833][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.663876][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.663923][ T32] r4:00000001 [ 1324.663944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.664058][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.664086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.664138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.664166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.664247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.664271][ T32] r4:8500f640 [ 1324.664293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.664347][ T32] INFO: task kworker/0:31:3187 blocked for more than 451 seconds. [ 1324.664439][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.664541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.664575][ T32] task:kworker/0:31 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.664704][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.664745][ T32] Call trace: [ 1324.664775][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.664847][ T32] r10:829189c0 r9:dfb01d84 r8:00000002 r7:60000013 r6:dfb01d8c r5:83fb0000 [ 1324.664878][ T32] r4:83fb0000 [ 1324.664898][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.664938][ T32] r5:83fb0000 r4:829189bc [ 1324.665119][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.665161][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.665233][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1324.665259][ T32] r4:00000000 [ 1324.665303][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.665399][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.665443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.665544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ded2c0 [ 1324.665574][ T32] r4:00000000 [ 1324.665642][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.665685][ T32] r9:83018005 r8:83fb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1324.665705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.665742][ T32] r5:00001000 r4:eb739000 [ 1324.665760][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.665798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.665834][ T32] r5:8566e38c r4:8566e000 [ 1324.665852][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.665892][ T32] r7:dddced40 r6:83018000 r5:8566e38c r4:84e02b80 [ 1324.665912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.665954][ T32] r10:61c88647 r9:83fb0000 r8:84e02bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.666273][ T32] r4:84e02b80 [ 1324.677001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.677090][ T32] r10:00000000 r9:84e02b80 r8:8027ecf4 r7:dfab9e60 r6:845bd700 r5:83fb0000 [ 1324.677115][ T32] r4:00000001 [ 1324.677133][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.677169][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1324.677197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.677223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.677248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.677267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.677277][ T32] r4:84e07d00 [ 1324.677744][ T32] INFO: task kworker/0:31:3187 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.677782][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.677854][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.677900][ T32] Call trace: [ 1324.678175][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.678227][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.678250][ T32] r4:00000000 [ 1324.678268][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.678305][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.678402][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.678433][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.678462][ T32] 9d60: 800f0013 ffffffff [ 1324.678484][ T32] r5:800f0013 r4:80239bb0 [ 1324.678506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.678617][ T32] r4:82ac11e4 [ 1324.678641][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.678684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.678735][ T32] r4:e06c9dc0 [ 1324.678758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.678799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.678820][ T32] r4:00000000 [ 1324.678842][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.678930][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.679036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.679101][ T32] r5:00001000 r4:eda49000 [ 1324.679123][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.679162][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.679230][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.679345][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.679393][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.679413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.679462][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.679484][ T32] r4:84ffea80 [ 1324.679502][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.679545][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.679579][ T32] r4:00000001 [ 1324.679601][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.679635][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.679660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.679692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.679722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.679749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.679770][ T32] r4:8500f640 [ 1324.679790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.679818][ T32] INFO: task kworker/0:32:3188 blocked for more than 451 seconds. [ 1324.679850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.679874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.679894][ T32] task:kworker/0:32 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.679938][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.679976][ T32] Call trace: [ 1324.680004][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.680046][ T32] r10:829189c0 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83ad2400 [ 1324.680135][ T32] r4:83ad2400 [ 1324.680159][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.680248][ T32] r5:83ad2400 r4:829189bc [ 1324.680270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.680310][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.680353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1324.680374][ T32] r4:00000000 [ 1324.680392][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.680429][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.680469][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.680612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113f00 [ 1324.680725][ T32] r4:00000000 [ 1324.680748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.680789][ T32] r9:83018005 r8:83ad2400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.680809][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.680848][ T32] r5:00001000 r4:eb779000 [ 1324.680934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.680975][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.681012][ T32] r5:8570378c r4:85703400 [ 1324.681031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.681071][ T32] r7:dddced40 r6:83018000 r5:8570378c r4:84e02c00 [ 1324.681090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.681132][ T32] r10:61c88647 r9:83ad2400 r8:84e02c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.681153][ T32] r4:84e02c00 [ 1324.681170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.681231][ T32] r10:00000000 r9:84e02c00 r8:8027ecf4 r7:dfab9e60 r6:845bd680 r5:83ad2400 [ 1324.681255][ T32] r4:00000001 [ 1324.681321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.681444][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1324.681478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.681505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.681537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.681600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.681635][ T32] r4:84e07e00 [ 1324.681916][ T32] INFO: task kworker/0:32:3188 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.681954][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.682009][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.682050][ T32] Call trace: [ 1324.682079][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.682125][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.682147][ T32] r4:00000000 [ 1324.682216][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.682325][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.682357][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.682460][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.682488][ T32] 9d60: 800f0013 ffffffff [ 1324.682511][ T32] r5:800f0013 r4:80239bb0 [ 1324.682530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.682571][ T32] r4:82ac11e4 [ 1324.682590][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.682631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.682653][ T32] r4:e06c9dc0 [ 1324.682674][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.682716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.682738][ T32] r4:00000000 [ 1324.682756][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.682797][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.682817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.682856][ T32] r5:00001000 r4:eda49000 [ 1324.682874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.682912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.682948][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.682967][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.683008][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.683028][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.683072][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.683093][ T32] r4:84ffea80 [ 1324.683112][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.683155][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.683177][ T32] r4:00000001 [ 1324.683195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.683227][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.683251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.683278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.683390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.683421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.683477][ T32] r4:8500f640 [ 1324.683503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.683527][ T32] INFO: task kworker/1:7:3191 blocked for more than 451 seconds. [ 1324.683553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.683574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.683594][ T32] task:kworker/1:7 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.683712][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.683807][ T32] Call trace: [ 1324.683926][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.683974][ T32] r10:829189c0 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:839cbc00 [ 1324.683995][ T32] r4:839cbc00 [ 1324.684013][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.684051][ T32] r5:839cbc00 r4:829189bc [ 1324.684139][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.684180][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.684225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1324.684248][ T32] r4:00000000 [ 1324.684265][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.684301][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.684432][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.684503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536300 [ 1324.684528][ T32] r4:00000000 [ 1324.684615][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.684659][ T32] r9:83018205 r8:839cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.684731][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.684772][ T32] r5:00001000 r4:eb6f5000 [ 1324.684839][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.684880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.684918][ T32] r5:856c4b8c r4:856c4800 [ 1324.684938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.685047][ T32] r7:ddde2d40 r6:83018200 r5:856c4b8c r4:845bd600 [ 1324.685071][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.685115][ T32] r10:61c88647 r9:839cbc00 r8:845bd62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.685136][ T32] r4:845bd600 [ 1324.685153][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.685195][ T32] r10:00000000 r9:845bd600 r8:8027ecf4 r7:dfae5e60 r6:845bd480 r5:839cbc00 [ 1324.685218][ T32] r4:00000001 [ 1324.685235][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.685268][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1324.685293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.685319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.685343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.685370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.685440][ T32] r4:84ca07c0 [ 1324.685674][ T32] INFO: task kworker/1:7:3191 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.685707][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.685766][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.685805][ T32] Call trace: [ 1324.685834][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.685881][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.685903][ T32] r4:00000000 [ 1324.685920][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.685956][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.685996][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.686028][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.686050][ T32] 9d60: 800f0013 ffffffff [ 1324.686176][ T32] r5:800f0013 r4:80239bb0 [ 1324.686200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.703364][ T32] r4:82ac11e4 [ 1324.703487][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.703561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.703585][ T32] r4:e06c9dc0 [ 1324.703604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.703645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.703692][ T32] r4:00000000 [ 1324.703719][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.703790][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.703814][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.703857][ T32] r5:00001000 r4:eda49000 [ 1324.703875][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.703913][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.703951][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.703970][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.704012][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.704032][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.704102][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.704126][ T32] r4:84ffea80 [ 1324.704146][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.704190][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.704211][ T32] r4:00000001 [ 1324.704229][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.704263][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.704291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.704318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.704343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.704370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.704390][ T32] r4:8500f640 [ 1324.704413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.704441][ T32] INFO: task kworker/0:33:3192 blocked for more than 451 seconds. [ 1324.704517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.704568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.704593][ T32] task:kworker/0:33 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.704651][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.704694][ T32] Call trace: [ 1324.704724][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.704800][ T32] r10:829189c0 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:839cec00 [ 1324.704825][ T32] r4:839cec00 [ 1324.704843][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.704891][ T32] r5:839cec00 r4:829189bc [ 1324.704934][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.704998][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.705064][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.705108][ T32] r4:00000000 [ 1324.705129][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.705166][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.705202][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.705242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84567f40 [ 1324.705267][ T32] r4:00000000 [ 1324.705287][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.705346][ T32] r9:83018005 r8:839cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.705388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.705474][ T32] r5:00001000 r4:dfb07000 [ 1324.705496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.705534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.705571][ T32] r5:85710b8c r4:85710800 [ 1324.705589][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.705629][ T32] r7:dddced40 r6:83018000 r5:85710b8c r4:84e02c80 [ 1324.705649][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.705691][ T32] r10:61c88647 r9:839cec00 r8:84e02cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.705712][ T32] r4:84e02c80 [ 1324.705730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.705793][ T32] r10:00000000 r9:84e02c80 r8:8027ecf4 r7:dfab9e60 r6:845bd500 r5:839cec00 [ 1324.705818][ T32] r4:00000001 [ 1324.705837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.705870][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.705896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.705922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.705947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.705994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.706040][ T32] r4:84ca1000 [ 1324.714593][ T32] INFO: task kworker/0:33:3192 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.714684][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.714760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.714817][ T32] Call trace: [ 1324.714847][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.714901][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.714924][ T32] r4:00000000 [ 1324.714943][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.714981][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.715010][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.715050][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.715078][ T32] 9d60: 800f0013 ffffffff [ 1324.715101][ T32] r5:800f0013 r4:80239bb0 [ 1324.715120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.715161][ T32] r4:82ac11e4 [ 1324.715180][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.715219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.715240][ T32] r4:e06c9dc0 [ 1324.715258][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.715337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.715361][ T32] r4:00000000 [ 1324.715380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.715422][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.715442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.715490][ T32] r5:00001000 r4:eda49000 [ 1324.715508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.715585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.715627][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.715674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.715725][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.715753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.715797][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.715819][ T32] r4:84ffea80 [ 1324.715857][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.715906][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.715928][ T32] r4:00000001 [ 1324.715946][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.715979][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.716004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.716031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.716076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.716107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.716129][ T32] r4:8500f640 [ 1324.716150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.716195][ T32] INFO: task kworker/0:34:3194 blocked for more than 451 seconds. [ 1324.716266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.720547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.720606][ T32] task:kworker/0:34 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.720678][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.720782][ T32] Call trace: [ 1324.720817][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.720870][ T32] r10:829189c0 r9:dfb31d84 r8:00000002 r7:60000013 r6:dfb31d8c r5:839cd400 [ 1324.720918][ T32] r4:839cd400 [ 1324.720941][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.721001][ T32] r5:839cd400 r4:829189bc [ 1324.721024][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.721063][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.721108][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.721162][ T32] r4:00000000 [ 1324.721183][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.721221][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.721258][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.721298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250440 [ 1324.721318][ T32] r4:00000000 [ 1324.721375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.721422][ T32] r9:83018005 r8:839cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1324.721444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.721497][ T32] r5:00001000 r4:eb4ef000 [ 1324.721520][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.721561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.721598][ T32] r5:8571178c r4:85711400 [ 1324.721617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.721678][ T32] r7:dddced40 r6:83018000 r5:8571178c r4:84e02d00 [ 1324.721702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.721746][ T32] r10:61c88647 r9:839cd400 r8:84e02d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.721786][ T32] r4:84e02d00 [ 1324.721808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.721852][ T32] r10:00000000 r9:84e02d00 r8:8027ecf4 r7:dfb21e60 r6:845bd580 r5:839cd400 [ 1324.721893][ T32] r4:00000001 [ 1324.721915][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.721950][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.721976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.722003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.722028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.722055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.722076][ T32] r4:84ca1140 [ 1324.722530][ T32] INFO: task kworker/0:34:3194 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.722563][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.722617][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.722657][ T32] Call trace: [ 1324.722686][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.722732][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.722755][ T32] r4:00000000 [ 1324.722772][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.722819][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.722850][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.722877][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.722899][ T32] 9d60: 800f0013 ffffffff [ 1324.722921][ T32] r5:800f0013 r4:80239bb0 [ 1324.722940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.722979][ T32] r4:82ac11e4 [ 1324.722997][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.723057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.723081][ T32] r4:e06c9dc0 [ 1324.723135][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.723179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.723201][ T32] r4:00000000 [ 1324.723219][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.723259][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.723279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.723316][ T32] r5:00001000 r4:eda49000 [ 1324.723335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.723372][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.723408][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.723472][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.723521][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.723560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.723635][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.723662][ T32] r4:84ffea80 [ 1324.723680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.723724][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.723745][ T32] r4:00000001 [ 1324.723763][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.723796][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.723839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.723886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.723914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.723943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.723964][ T32] r4:8500f640 [ 1324.723984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.724010][ T32] INFO: task kworker/0:35:3196 blocked for more than 451 seconds. [ 1324.724040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.724062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.724111][ T32] task:kworker/0:35 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.724158][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.724195][ T32] Call trace: [ 1324.724223][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.724266][ T32] r10:829189c0 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:839c9800 [ 1324.724287][ T32] r4:839c9800 [ 1324.724306][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.724344][ T32] r5:839c9800 r4:829189bc [ 1324.724381][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.724441][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.724517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1324.724540][ T32] r4:00000000 [ 1324.724558][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.724596][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.724665][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.724730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd85c0 [ 1324.724754][ T32] r4:00000000 [ 1324.724774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.724814][ T32] r9:83018005 r8:839c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f2a5000 [ 1324.724834][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.724891][ T32] r5:00001000 r4:edb07000 [ 1324.724913][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.724951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.724987][ T32] r5:85937b8c r4:85937800 [ 1324.725005][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.725046][ T32] r7:dddced40 r6:83018000 r5:85937b8c r4:84e02d80 [ 1324.725065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.725108][ T32] r10:61c88647 r9:839c9800 r8:84e02dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.725148][ T32] r4:84e02d80 [ 1324.725170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.725212][ T32] r10:00000000 r9:84e02d80 r8:8027ecf4 r7:dfb31e60 r6:845bd400 r5:839c9800 [ 1324.725472][ T32] r4:00000001 [ 1324.725497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.725535][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1324.725561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.725588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.725614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.725641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.725662][ T32] r4:84ca1280 [ 1324.725901][ T32] INFO: task kworker/0:35:3196 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.725940][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.726013][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.726090][ T32] Call trace: [ 1324.726123][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.726172][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.726194][ T32] r4:00000000 [ 1324.726274][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.735779][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.735834][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.735864][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.735886][ T32] 9d60: 800f0013 ffffffff [ 1324.735924][ T32] r5:800f0013 r4:80239bb0 [ 1324.735950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.736012][ T32] r4:82ac11e4 [ 1324.736052][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.736112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.736137][ T32] r4:e06c9dc0 [ 1324.736156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.736198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.736266][ T32] r4:00000000 [ 1324.736740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.736803][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.736826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.736867][ T32] r5:00001000 r4:eda49000 [ 1324.736886][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.736932][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.736972][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.736991][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.737032][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.737052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.737095][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.737116][ T32] r4:84ffea80 [ 1324.737155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.737205][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.737225][ T32] r4:00000001 [ 1324.737244][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.737279][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.737305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.737332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.737357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.737394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.737419][ T32] r4:8500f640 [ 1324.737445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.737488][ T32] INFO: task kworker/0:36:3198 blocked for more than 451 seconds. [ 1324.737521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.737544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.737565][ T32] task:kworker/0:36 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.737668][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.737735][ T32] Call trace: [ 1324.737789][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.737842][ T32] r10:829189c0 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:839c8c00 [ 1324.737865][ T32] r4:839c8c00 [ 1324.737884][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.737924][ T32] r5:839c8c00 r4:829189bc [ 1324.737944][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.737982][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.738026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.738047][ T32] r4:00000000 [ 1324.738065][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.738102][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.738138][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.738178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8de00 [ 1324.738199][ T32] r4:00000000 [ 1324.738217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.738260][ T32] r9:83018005 r8:839c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f201000 [ 1324.738290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.738338][ T32] r5:00001000 r4:ec80f000 [ 1324.738357][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.738394][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.738430][ T32] r5:85bc578c r4:85bc5400 [ 1324.738451][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.738504][ T32] r7:dddced40 r6:83018000 r5:85bc578c r4:84e02e00 [ 1324.738524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.738567][ T32] r10:61c88647 r9:839c8c00 r8:84e02e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.738588][ T32] r4:84e02e00 [ 1324.738606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.738648][ T32] r10:00000000 r9:84e02e00 r8:8027ecf4 r7:dfb3de60 r6:845bd380 r5:839c8c00 [ 1324.738668][ T32] r4:00000001 [ 1324.738687][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.738720][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.738745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.738771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.738797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.738824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.738862][ T32] r4:84ca13c0 [ 1324.739368][ T32] INFO: task kworker/0:36:3198 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.739408][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.739472][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.739514][ T32] Call trace: [ 1324.739542][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.739590][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.739613][ T32] r4:00000000 [ 1324.739631][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.739688][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.739728][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.739755][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.739778][ T32] 9d60: 800f0013 ffffffff [ 1324.739819][ T32] r5:800f0013 r4:80239bb0 [ 1324.739843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.739884][ T32] r4:82ac11e4 [ 1324.739903][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.739944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.739966][ T32] r4:e06c9dc0 [ 1324.739984][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.740024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.740065][ T32] r4:00000000 [ 1324.740114][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.740159][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.740180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.740219][ T32] r5:00001000 r4:eda49000 [ 1324.740237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.740297][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.740339][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.740358][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.740399][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.740443][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.740557][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.740584][ T32] r4:84ffea80 [ 1324.740602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.740646][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.740668][ T32] r4:00000001 [ 1324.740685][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.740718][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.740742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.740791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.740821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.740867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.740891][ T32] r4:8500f640 [ 1324.740910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.740952][ T32] INFO: task kworker/1:8:3202 blocked for more than 451 seconds. [ 1324.740992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.741017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.741037][ T32] task:kworker/1:8 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.741116][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.741174][ T32] Call trace: [ 1324.741227][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.741290][ T32] r10:829189c0 r9:dfb49d84 r8:00000002 r7:60000013 r6:dfb49d8c r5:839cb000 [ 1324.741315][ T32] r4:839cb000 [ 1324.741358][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.741400][ T32] r5:839cb000 r4:829189bc [ 1324.741421][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.741466][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.741510][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1324.741531][ T32] r4:00000000 [ 1324.741549][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.741584][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.741619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.741659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536440 [ 1324.741717][ T32] r4:00000000 [ 1324.741738][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.741779][ T32] r9:83018205 r8:839cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.741799][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.741837][ T32] r5:00001000 r4:eb98f000 [ 1324.741856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.741893][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.741960][ T32] r5:856c538c r4:856c5000 [ 1324.741983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.742024][ T32] r7:ddde2d40 r6:83018200 r5:856c538c r4:845bd300 [ 1324.742053][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.742108][ T32] r10:61c88647 r9:839cb000 r8:845bd32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.742132][ T32] r4:845bd300 [ 1324.742150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.742192][ T32] r10:00000000 r9:845bd300 r8:8027ecf4 r7:dfae5e60 r6:845bd100 r5:839cb000 [ 1324.742213][ T32] r4:00000001 [ 1324.742232][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.742265][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1324.742289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.742316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.742341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.742409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.742434][ T32] r4:84ca0800 [ 1324.742675][ T32] INFO: task kworker/1:8:3202 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.742731][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.742788][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.742827][ T32] Call trace: [ 1324.742884][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.742936][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.742958][ T32] r4:00000000 [ 1324.742989][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.743028][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.743056][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.743082][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.743105][ T32] 9d60: 800f0013 ffffffff [ 1324.743127][ T32] r5:800f0013 r4:80239bb0 [ 1324.743174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.743242][ T32] r4:82ac11e4 [ 1324.743265][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.743326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.743350][ T32] r4:e06c9dc0 [ 1324.743385][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.743428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.743474][ T32] r4:00000000 [ 1324.743497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.743538][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.743586][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.743629][ T32] r5:00001000 r4:eda49000 [ 1324.743648][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.743685][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.743723][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.743741][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.743783][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.743804][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.743847][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.743879][ T32] r4:84ffea80 [ 1324.743901][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.743963][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.743987][ T32] r4:00000001 [ 1324.744005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.744038][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.744062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.744090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.744115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.744142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.744163][ T32] r4:8500f640 [ 1324.744181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.744224][ T32] INFO: task kworker/1:9:3203 blocked for more than 451 seconds. [ 1324.744254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.744275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.744294][ T32] task:kworker/1:9 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.744336][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.744414][ T32] Call trace: [ 1324.744448][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.744526][ T32] r10:829189c0 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:839c8000 [ 1324.744547][ T32] r4:839c8000 [ 1324.744565][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.744625][ T32] r5:839c8000 r4:829189bc [ 1324.744671][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.744713][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.744757][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1324.744777][ T32] r4:00000000 [ 1324.744796][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.744865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.744913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.744953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536640 [ 1324.744974][ T32] r4:00000000 [ 1324.744992][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.745030][ T32] r9:83018205 r8:839c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.745050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.745110][ T32] r5:00001000 r4:eb9bd000 [ 1324.745133][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.745171][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.745208][ T32] r5:856c578c r4:856c5400 [ 1324.745227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.745266][ T32] r7:ddde2d40 r6:83018200 r5:856c578c r4:845bd000 [ 1324.745285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.745328][ T32] r10:61c88647 r9:839c8000 r8:845bd02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.745350][ T32] r4:845bd000 [ 1324.745368][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.745409][ T32] r10:00000000 r9:845bd000 r8:8027ecf4 r7:dfb49e60 r6:845bd080 r5:839c8000 [ 1324.745430][ T32] r4:00000001 [ 1324.745447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.745486][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1324.745538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.745567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.745592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.745620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.745641][ T32] r4:84ca0800 [ 1324.745848][ T32] INFO: task kworker/1:9:3203 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.745879][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.745931][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.745970][ T32] Call trace: [ 1324.745998][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.746044][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.746065][ T32] r4:00000000 [ 1324.746083][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.746118][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.746146][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.746173][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.746217][ T32] 9d60: 800f0013 ffffffff [ 1324.746291][ T32] r5:800f0013 r4:80239bb0 [ 1324.757196][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.757355][ T32] r4:82ac11e4 [ 1324.757402][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.757531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.757591][ T32] r4:e06c9dc0 [ 1324.757640][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.757734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.757797][ T32] r4:00000000 [ 1324.757840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.757936][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.757983][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.758068][ T32] r5:00001000 r4:eda49000 [ 1324.758113][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.758192][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.758277][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.758344][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.758447][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.758509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.758604][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.758649][ T32] r4:84ffea80 [ 1324.758689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.758779][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.758835][ T32] r4:00000001 [ 1324.758880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.758971][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.759036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.759107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.759163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.759220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.759277][ T32] r4:8500f640 [ 1324.759333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.759408][ T32] INFO: task kworker/1:10:3206 blocked for more than 451 seconds. [ 1324.759485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.759541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.759589][ T32] task:kworker/1:10 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.759706][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.759808][ T32] Call trace: [ 1324.759891][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.759994][ T32] r10:829189c0 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:83ad0c00 [ 1324.760065][ T32] r4:83ad0c00 [ 1324.760110][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.760190][ T32] r5:83ad0c00 r4:829189bc [ 1324.760231][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.760345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.760443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1324.760562][ T32] r4:00000000 [ 1324.760616][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.760698][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.760775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.760858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536740 [ 1324.760907][ T32] r4:00000000 [ 1324.760950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.761034][ T32] r9:83018205 r8:83ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1324.761080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.761157][ T32] r5:00001000 r4:eba01000 [ 1324.761197][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.761281][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.761357][ T32] r5:856c5b8c r4:856c5800 [ 1324.761396][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.761488][ T32] r7:ddde2d40 r6:83018200 r5:856c5b8c r4:845bd200 [ 1324.761537][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.761625][ T32] r10:61c88647 r9:83ad0c00 r8:845bd22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.761673][ T32] r4:845bd200 [ 1324.761715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.761803][ T32] r10:00000000 r9:845bd200 r8:8027ecf4 r7:dfaf1e60 r6:845bd280 r5:83ad0c00 [ 1324.761848][ T32] r4:00000001 [ 1324.761890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.761961][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1324.762021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.762080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.762136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.762192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.762239][ T32] r4:84cd3080 [ 1324.763046][ T32] INFO: task kworker/1:10:3206 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.763119][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.763232][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.763325][ T32] Call trace: [ 1324.763392][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.763499][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.763547][ T32] r4:00000000 [ 1324.763587][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.763664][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.763726][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.763787][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.763841][ T32] 9d60: 800f0013 ffffffff [ 1324.763890][ T32] r5:800f0013 r4:80239bb0 [ 1324.763932][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.764011][ T32] r4:82ac11e4 [ 1324.764085][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.764175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.764220][ T32] r4:e06c9dc0 [ 1324.764263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.764362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.764414][ T32] r4:00000000 [ 1324.764500][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.764596][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.764640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.764784][ T32] r5:00001000 r4:eda49000 [ 1324.764832][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.764912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.765018][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.765073][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.765166][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.765213][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.765301][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.765374][ T32] r4:84ffea80 [ 1324.765419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.765518][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.765567][ T32] r4:00000001 [ 1324.765606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.765675][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.765730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.765791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.765846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.765906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.765953][ T32] r4:8500f640 [ 1324.765997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.766046][ T32] INFO: task kworker/1:11:3208 blocked for more than 451 seconds. [ 1324.766100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.766149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.766192][ T32] task:kworker/1:11 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.785326][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.785490][ T32] Call trace: [ 1324.785563][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.785673][ T32] r10:829189c0 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:84cd8000 [ 1324.785725][ T32] r4:84cd8000 [ 1324.785776][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.785858][ T32] r5:84cd8000 r4:829189bc [ 1324.785900][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.785985][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.786082][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1324.786153][ T32] r4:00000000 [ 1324.786200][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.786785][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.786850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.786924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845365c0 [ 1324.786988][ T32] r4:00000000 [ 1324.787031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.787123][ T32] r9:83018205 r8:84cd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1324.787168][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.787256][ T32] r5:00001000 r4:eba2d000 [ 1324.787306][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.787404][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.787501][ T32] r5:856c5f8c r4:856c5c00 [ 1324.787546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.787642][ T32] r7:ddde2d40 r6:83018200 r5:856c5f8c r4:845bd180 [ 1324.787686][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.787782][ T32] r10:61c88647 r9:84cd8000 r8:845bd1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.787831][ T32] r4:845bd180 [ 1324.787874][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.787971][ T32] r10:00000000 r9:845bd180 r8:8027ecf4 r7:dfb55e60 r6:843dfc00 r5:84cd8000 [ 1324.788016][ T32] r4:00000001 [ 1324.788057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.788137][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1324.788194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.788246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.788301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.788370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.788418][ T32] r4:84cd3240 [ 1324.789268][ T32] INFO: task kworker/1:11:3208 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.789364][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.789519][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.789611][ T32] Call trace: [ 1324.789682][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.789782][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.789870][ T32] r4:00000000 [ 1324.789925][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.790007][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.790070][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.790129][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.790176][ T32] 9d60: 800f0013 ffffffff [ 1324.790222][ T32] r5:800f0013 r4:80239bb0 [ 1324.790291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.790384][ T32] r4:82ac11e4 [ 1324.790427][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.790517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.790570][ T32] r4:e06c9dc0 [ 1324.790612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.790702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.790760][ T32] r4:00000000 [ 1324.790799][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.790913][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.790964][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.791046][ T32] r5:00001000 r4:eda49000 [ 1324.791090][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.791172][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.791256][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.791299][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.791390][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.791461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.791571][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.791616][ T32] r4:84ffea80 [ 1324.791658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.791751][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.791796][ T32] r4:00000001 [ 1324.791835][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.791909][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.791971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.792029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.792086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.792145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.792188][ T32] r4:8500f640 [ 1324.792232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.792291][ T32] INFO: task kworker/1:12:3210 blocked for more than 451 seconds. [ 1324.792364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.792411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.792494][ T32] task:kworker/1:12 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.792606][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.792703][ T32] Call trace: [ 1324.792772][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.792860][ T32] r10:829189c0 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:84cd8c00 [ 1324.792909][ T32] r4:84cd8c00 [ 1324.792951][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.793034][ T32] r5:84cd8c00 r4:829189bc [ 1324.793075][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.793156][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.793259][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1324.793315][ T32] r4:00000000 [ 1324.793360][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.793442][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.793536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.793620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536a40 [ 1324.793692][ T32] r4:00000000 [ 1324.793746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.793834][ T32] r9:83018205 r8:84cd8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.793901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.793988][ T32] r5:00001000 r4:ebb0f000 [ 1324.794031][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.794110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.794186][ T32] r5:856c678c r4:856c6400 [ 1324.794230][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.794320][ T32] r7:ddde2d40 r6:83018200 r5:856c678c r4:830cd100 [ 1324.794372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.794470][ T32] r10:61c88647 r9:84cd8c00 r8:830cd12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.794520][ T32] r4:830cd100 [ 1324.794560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.794654][ T32] r10:00000000 r9:830cd100 r8:8027ecf4 r7:dfb59e60 r6:830cd080 r5:84cd8c00 [ 1324.794699][ T32] r4:00000001 [ 1324.794744][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.794815][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1324.794869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.794931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.794988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.795050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.795094][ T32] r4:84cd3180 [ 1324.795601][ T32] INFO: task kworker/1:12:3210 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.795670][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.795842][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.795927][ T32] Call trace: [ 1324.795993][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.796091][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.796137][ T32] r4:00000000 [ 1324.796193][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.813934][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.814009][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.814059][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.814084][ T32] 9d60: 800f0013 ffffffff [ 1324.814112][ T32] r5:800f0013 r4:80239bb0 [ 1324.814160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.814243][ T32] r4:82ac11e4 [ 1324.814286][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.814332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.814354][ T32] r4:e06c9dc0 [ 1324.814373][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.814415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.814436][ T32] r4:00000000 [ 1324.814463][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.814507][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.814528][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.814569][ T32] r5:00001000 r4:eda49000 [ 1324.814588][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.814625][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.814719][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.814747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.814792][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.814812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.814855][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.814876][ T32] r4:84ffea80 [ 1324.814895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.814964][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.814989][ T32] r4:00000001 [ 1324.815043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.815089][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.815141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.815175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.815202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.815229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.815251][ T32] r4:8500f640 [ 1324.815274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.815303][ T32] INFO: task kworker/1:13:3212 blocked for more than 451 seconds. [ 1324.815335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.815358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.815379][ T32] task:kworker/1:13 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.815467][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.815517][ T32] Call trace: [ 1324.815548][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.815598][ T32] r10:829189c0 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:84cd9800 [ 1324.815620][ T32] r4:84cd9800 [ 1324.815638][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.815677][ T32] r5:84cd9800 r4:829189bc [ 1324.815695][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.815734][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.815778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1324.815798][ T32] r4:00000000 [ 1324.815842][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.815886][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.815950][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.816003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845368c0 [ 1324.816051][ T32] r4:00000000 [ 1324.816071][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.816112][ T32] r9:83018205 r8:84cd9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.816159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.816204][ T32] r5:00001000 r4:ebaf1000 [ 1324.816282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.821348][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.821427][ T32] r5:856c638c r4:856c6000 [ 1324.821449][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.821533][ T32] r7:ddde2d40 r6:83018200 r5:856c638c r4:84ca6000 [ 1324.821582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.821632][ T32] r10:61c88647 r9:84cd9800 r8:84ca602c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.821653][ T32] r4:84ca6000 [ 1324.821673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.821743][ T32] r10:00000000 r9:84ca6000 r8:8027ecf4 r7:dfb5de60 r6:84ca6080 r5:84cd9800 [ 1324.821770][ T32] r4:00000001 [ 1324.821791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.821854][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1324.821888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.821924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.821977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.822034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.822059][ T32] r4:84cd3340 [ 1324.822554][ T32] INFO: task kworker/1:13:3212 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.822593][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.822692][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.822737][ T32] Call trace: [ 1324.822801][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.822854][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.822903][ T32] r4:00000000 [ 1324.822927][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.823001][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.823032][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.823059][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.823083][ T32] 9d60: 800f0013 ffffffff [ 1324.823105][ T32] r5:800f0013 r4:80239bb0 [ 1324.823125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.823166][ T32] r4:82ac11e4 [ 1324.823185][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.823254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.823279][ T32] r4:e06c9dc0 [ 1324.823298][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.823371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.823394][ T32] r4:00000000 [ 1324.823413][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.823461][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.823484][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.823523][ T32] r5:00001000 r4:eda49000 [ 1324.823542][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.823616][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.823660][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.823718][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.823777][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.823819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.823866][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.823914][ T32] r4:84ffea80 [ 1324.823936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.824013][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.824037][ T32] r4:00000001 [ 1324.824055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.824089][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.824113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.824139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.824166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.824193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.824214][ T32] r4:8500f640 [ 1324.824235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.824262][ T32] INFO: task kworker/1:14:3214 blocked for more than 451 seconds. [ 1324.824320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.824347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.824371][ T32] task:kworker/1:14 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.824441][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.824545][ T32] Call trace: [ 1324.824607][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.824658][ T32] r10:829189c0 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:84cdb000 [ 1324.824712][ T32] r4:84cdb000 [ 1324.824743][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.824785][ T32] r5:84cdb000 r4:829189bc [ 1324.824803][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.824842][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.824887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.824977][ T32] r4:00000000 [ 1324.825000][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.825037][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.825098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.825167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536c40 [ 1324.825193][ T32] r4:00000000 [ 1324.825211][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.825307][ T32] r9:83018205 r8:84cdb000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1324.825333][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.825373][ T32] r5:00001000 r4:ebbb7000 [ 1324.825392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.825429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.825473][ T32] r5:856c6f8c r4:856c6c00 [ 1324.825491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.825558][ T32] r7:ddde2d40 r6:83018200 r5:856c6f8c r4:84ca6100 [ 1324.825581][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.825652][ T32] r10:61c88647 r9:84cdb000 r8:84ca612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.825678][ T32] r4:84ca6100 [ 1324.825697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.825744][ T32] r10:00000000 r9:84ca6100 r8:8027ecf4 r7:dfb5de60 r6:84ca6180 r5:84cdb000 [ 1324.825801][ T32] r4:00000001 [ 1324.825827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.825862][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.825887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.825914][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.825939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.825966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.825987][ T32] r4:84cd3500 [ 1324.836862][ T32] INFO: task kworker/1:14:3214 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.836963][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.837048][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.837109][ T32] Call trace: [ 1324.837142][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.837197][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.837220][ T32] r4:00000000 [ 1324.837240][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.837277][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.837306][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.837334][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.837357][ T32] 9d60: 800f0013 ffffffff [ 1324.837380][ T32] r5:800f0013 r4:80239bb0 [ 1324.837399][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.837440][ T32] r4:82ac11e4 [ 1324.837485][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.837532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.837581][ T32] r4:e06c9dc0 [ 1324.837612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.837656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.837678][ T32] r4:00000000 [ 1324.837697][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.837781][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.837809][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.837850][ T32] r5:00001000 r4:eda49000 [ 1324.837870][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.837907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.837944][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.837963][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.838005][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.838024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.838067][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.838117][ T32] r4:84ffea80 [ 1324.838140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.838203][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.838242][ T32] r4:00000001 [ 1324.838262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.838296][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.838321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.838348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.838373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.838399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.838420][ T32] r4:8500f640 [ 1324.838476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.838509][ T32] INFO: task kworker/1:15:3215 blocked for more than 451 seconds. [ 1324.838540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.838563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.838583][ T32] task:kworker/1:15 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.838657][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.838717][ T32] Call trace: [ 1324.838751][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.838795][ T32] r10:829189c0 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:84cdc800 [ 1324.838818][ T32] r4:84cdc800 [ 1324.838866][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.838913][ T32] r5:84cdc800 r4:829189bc [ 1324.838932][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.838970][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.839041][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.839067][ T32] r4:00000000 [ 1324.839086][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.839155][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.839195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.839236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536ec0 [ 1324.839258][ T32] r4:00000000 [ 1324.839289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.839355][ T32] r9:83018205 r8:84cdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1324.839376][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.839414][ T32] r5:00001000 r4:ebbf5000 [ 1324.839465][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.839507][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.839547][ T32] r5:856c7b8c r4:856c7800 [ 1324.839565][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.839606][ T32] r7:ddde2d40 r6:83018200 r5:856c7b8c r4:84ca6200 [ 1324.839626][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.839668][ T32] r10:61c88647 r9:84cdc800 r8:84ca622c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.839705][ T32] r4:84ca6200 [ 1324.839745][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.839790][ T32] r10:00000000 r9:84ca6200 r8:8027ecf4 r7:dfa91e60 r6:84ca6280 r5:84cdc800 [ 1324.839813][ T32] r4:00000001 [ 1324.839831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.839863][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.839888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.839942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.839970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.840023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.840074][ T32] r4:84cd3700 [ 1324.840594][ T32] INFO: task kworker/1:15:3215 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.840633][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.840690][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.840782][ T32] Call trace: [ 1324.840819][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.840868][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.840892][ T32] r4:00000000 [ 1324.840937][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.840979][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.841033][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.841070][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.841121][ T32] 9d60: 800f0013 ffffffff [ 1324.841145][ T32] r5:800f0013 r4:80239bb0 [ 1324.841165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.841205][ T32] r4:82ac11e4 [ 1324.841225][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.841264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.841286][ T32] r4:e06c9dc0 [ 1324.841304][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.841370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.841421][ T32] r4:00000000 [ 1324.841442][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.841490][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.841514][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.841585][ T32] r5:00001000 r4:eda49000 [ 1324.841606][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.841644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.841681][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.841729][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.841775][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.841795][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.841838][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.841859][ T32] r4:84ffea80 [ 1324.841904][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.841950][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.841998][ T32] r4:00000001 [ 1324.842026][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.842060][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.842086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.842112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.842163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.842252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.842289][ T32] r4:8500f640 [ 1324.842309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.842333][ T32] INFO: task kworker/1:16:3218 blocked for more than 451 seconds. [ 1324.842359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.842407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.842430][ T32] task:kworker/1:16 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.842514][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.842560][ T32] Call trace: [ 1324.842589][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.842633][ T32] r10:829189c0 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:84cdbc00 [ 1324.842654][ T32] r4:84cdbc00 [ 1324.842673][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.842713][ T32] r5:84cdbc00 r4:829189bc [ 1324.842732][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.842769][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.842811][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1324.842832][ T32] r4:00000000 [ 1324.842877][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.842918][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.842988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.843030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84536cc0 [ 1324.843052][ T32] r4:00000000 [ 1324.843070][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.843158][ T32] r9:83018205 r8:84cdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.843190][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.843230][ T32] r5:00001000 r4:ebbc7000 [ 1324.843251][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.843289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.843326][ T32] r5:856c738c r4:856c7000 [ 1324.843344][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.843383][ T32] r7:ddde2d40 r6:83018200 r5:856c738c r4:84ca6300 [ 1324.843428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.843508][ T32] r10:61c88647 r9:84cdbc00 r8:84ca632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.843532][ T32] r4:84ca6300 [ 1324.843551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.843595][ T32] r10:00000000 r9:84ca6300 r8:8027ecf4 r7:dfb69e60 r6:84ca6380 r5:84cdbc00 [ 1324.843615][ T32] r4:00000001 [ 1324.843656][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.843703][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1324.843732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.843758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.843785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.843812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.843832][ T32] r4:84cd35c0 [ 1324.844107][ T32] INFO: task kworker/1:16:3218 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.844142][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.844230][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.844304][ T32] Call trace: [ 1324.844334][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.844381][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.844403][ T32] r4:00000000 [ 1324.844420][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.844520][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.844586][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.844618][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.844674][ T32] 9d60: 800f0013 ffffffff [ 1324.844710][ T32] r5:800f0013 r4:80239bb0 [ 1324.844731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.844772][ T32] r4:82ac11e4 [ 1324.844792][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.844860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.844885][ T32] r4:e06c9dc0 [ 1324.844905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.844945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.844966][ T32] r4:00000000 [ 1324.844984][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.845024][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.845073][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.845146][ T32] r5:00001000 r4:eda49000 [ 1324.845169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.845209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.845282][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.845305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.845374][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.845398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.845442][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.845469][ T32] r4:84ffea80 [ 1324.845487][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.845531][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.845552][ T32] r4:00000001 [ 1324.845595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.845637][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.845688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.845720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.845747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.845773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.845794][ T32] r4:8500f640 [ 1324.845813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.845837][ T32] INFO: task kworker/0:37:3219 blocked for more than 451 seconds. [ 1324.845864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.845885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.845904][ T32] task:kworker/0:37 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.845947][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.846016][ T32] Call trace: [ 1324.846081][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.846129][ T32] r10:829189c0 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:84cdd400 [ 1324.846151][ T32] r4:84cdd400 [ 1324.846195][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.846291][ T32] r5:84cdd400 r4:829189bc [ 1324.863011][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.863104][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.863185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.863211][ T32] r4:00000000 [ 1324.863230][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.863295][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.863340][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.863381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8dcc0 [ 1324.863402][ T32] r4:00000000 [ 1324.863445][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.863504][ T32] r9:83018005 r8:84cdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f1ff000 [ 1324.863549][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.863594][ T32] r5:00001000 r4:ec779000 [ 1324.863614][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.863678][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.863752][ T32] r5:85bc538c r4:85bc5000 [ 1324.863778][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.863825][ T32] r7:dddced40 r6:83018000 r5:85bc538c r4:84e02f00 [ 1324.863847][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.863891][ T32] r10:61c88647 r9:84cdd400 r8:84e02f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.863912][ T32] r4:84e02f00 [ 1324.863958][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.864007][ T32] r10:00000000 r9:84e02f00 r8:8027ecf4 r7:dfb3de60 r6:84ca6400 r5:84cdd400 [ 1324.864028][ T32] r4:00000001 [ 1324.864047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.864081][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.864137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.864193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.864221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.864253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.864275][ T32] r4:84ca1dc0 [ 1324.864830][ T32] INFO: task kworker/0:37:3219 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.864872][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.864943][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.865023][ T32] Call trace: [ 1324.865057][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.865106][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.865155][ T32] r4:00000000 [ 1324.865180][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.865220][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.865248][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.865277][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.865300][ T32] 9d60: 800f0013 ffffffff [ 1324.865323][ T32] r5:800f0013 r4:80239bb0 [ 1324.865341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.865380][ T32] r4:82ac11e4 [ 1324.865438][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.865494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.865516][ T32] r4:e06c9dc0 [ 1324.865536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.865576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.865597][ T32] r4:00000000 [ 1324.865616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.865694][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.865722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.865762][ T32] r5:00001000 r4:eda49000 [ 1324.865780][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.865817][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.865855][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.865874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.865915][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.865961][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.866009][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.866057][ T32] r4:84ffea80 [ 1324.866079][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.866157][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.866180][ T32] r4:00000001 [ 1324.866224][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.875025][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.875117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.875221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.875253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.875298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.875339][ T32] r4:8500f640 [ 1324.875392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.875434][ T32] INFO: task kworker/0:38:3221 blocked for more than 451 seconds. [ 1324.875474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.875499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.875545][ T32] task:kworker/0:38 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.875636][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.875722][ T32] Call trace: [ 1324.875784][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.875837][ T32] r10:829189c0 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:84cda400 [ 1324.875884][ T32] r4:84cda400 [ 1324.875906][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.875946][ T32] r5:84cda400 r4:829189bc [ 1324.875990][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.876034][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.876103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1324.876154][ T32] r4:00000000 [ 1324.876175][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1324.876310][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 30 printk messages dropped ** [ 1324.882559][ T32] r4:00000000 ** 15 printk messages dropped ** [ 1324.883072][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 19 printk messages dropped ** [ 1324.883805][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1324.884033][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.884071][ T32] Call trace: [ 1324.884156][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.884228][ T32] r10:829189c0 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:84098000 [ 1324.884254][ T32] r4:84098000 [ 1324.884273][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.884313][ T32] r5:84098000 r4:829189bc [ 1324.884340][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.884405][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.884457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1324.884518][ T32] r4:00000000 [ 1324.884551][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.884636][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.884677][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.884751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd82c0 [ 1324.884778][ T32] r4:00000000 [ 1324.884796][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.884836][ T32] r9:83018005 r8:84098000 r7:00000000 r6:83018000 r5:00001000 r4:7f2a1000 [ 1324.884911][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.884961][ T32] r5:00001000 r4:edaef000 [ 1324.884982][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1324.885271][ T32] r4:84e02e80 ** 11 printk messages dropped ** [ 1324.885932][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1324.895823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1324.901644][ T32] r4:84098c00 ** 4 printk messages dropped ** [ 1324.901993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 ** 16 printk messages dropped ** [ 1324.903175][ T32] r10:61c88647 r9:84098c00 r8:84ca65ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1324.905314][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1324.906188][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1324.916174][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.916200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.916301][ T32] r5:00001000 r4:eda49000 [ 1324.916818][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.916884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.916931][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.916952][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.916996][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1324.917016][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.917061][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.917083][ T32] r4:84ffea80 [ 1324.917101][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.917145][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.917166][ T32] r4:00000001 [ 1324.917184][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.917219][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.917246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.917273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.917298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.917325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.917345][ T32] r4:8500f640 [ 1324.917368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.917396][ T32] INFO: task kworker/1:18:3228 blocked for more than 451 seconds. [ 1324.917428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.917451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1324.917768][ T32] r5:84099800 r4:829189bc ** 3 printk messages dropped ** [ 1324.917959][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1324.918378][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1324.919486][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1324.919997][ T32] r4:e06c9dc0 ** 10 printk messages dropped ** [ 1324.920518][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1324.921162][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.921538][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1324.922160][ T32] r4:84ca6780 [ 1324.922205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.922252][ T32] r10:00000000 r9:84ca6780 r8:8027ecf4 r7:dfb71e60 r6:84ca6800 r5:8409a400 [ 1324.922273][ T32] r4:00000001 [ 1324.922290][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.922350][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1324.922378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.922405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.922429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.922464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.922487][ T32] r4:84ca2240 [ 1324.922776][ T32] INFO: task kworker/1:19:3230 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1324.922836][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.922920][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.922989][ T32] Call trace: [ 1324.923018][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.923065][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1324.923087][ T32] r4:00000000 [ 1324.923105][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.923140][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.923167][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.923195][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.923217][ T32] 9d60: 800f0013 ffffffff [ 1324.923239][ T32] r5:800f0013 r4:80239bb0 [ 1324.923257][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.923295][ T32] r4:82ac11e4 [ 1324.923342][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.923386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.923407][ T32] r4:e06c9dc0 [ 1324.923426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.923471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.923493][ T32] r4:00000000 [ 1324.923511][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1324.923943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 18 printk messages dropped ** [ 1324.924642][ T32] r4:8409b000 ** 1 printk messages dropped ** [ 1324.924698][ T32] r5:8409b000 r4:829189bc ** 6 printk messages dropped ** [ 1324.924974][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1324.925532][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1324.926020][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1324.926266][ T32] r4:00000000 [ 1324.926288][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.926397][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1324.937626][ T32] 9d20: afb85000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1324.937675][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1324.937699][ T32] 9d60: 800f0013 ffffffff [ 1324.937725][ T32] r5:800f0013 r4:80239bb0 [ 1324.937746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.937834][ T32] r4:82ac11e4 [ 1324.937884][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.937957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1324.937983][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1324.938223][ T32] r5:00001000 r4:eda49000 ** 10 printk messages dropped ** [ 1324.938618][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1324.938976][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1324.939410][ T32] r5:8409c800 r4:829189bc [ 1324.939433][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.939480][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.939525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1324.939546][ T32] r4:00000000 [ 1324.939564][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.939600][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.939696][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.939742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9240 [ 1324.939763][ T32] r4:00000000 [ 1324.939782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.939849][ T32] r9:83018205 r8:8409c800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 2 printk messages dropped ** [ 1324.939960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 17 printk messages dropped ** [ 1324.940994][ T32] INFO: task kworker/1:21:3234 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 19 printk messages dropped ** [ 1324.941809][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1324.942226][ T32] r4:84ffea80 ** 9 printk messages dropped ** [ 1324.942581][ T32] r4:8500f640 ** 11 printk messages dropped ** [ 1324.943011][ T32] r5:832ee000 r4:829189bc ** 1 printk messages dropped ** [ 1324.943066][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1324.943477][ T32] r9:83018205 r8:832ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1324.943500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.943539][ T32] r5:00001000 r4:eab83000 [ 1324.943557][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.943594][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.943631][ T32] r5:856c9b8c r4:856c9800 [ 1324.943651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.943691][ T32] r7:ddde2d40 r6:83018200 r5:856c9b8c r4:84ca6a80 [ 1324.943710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.943752][ T32] r10:61c88647 r9:832ee000 r8:84ca6aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.943773][ T32] r4:84ca6a80 [ 1324.943790][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.943831][ T32] r10:00000000 r9:84ca6a80 r8:8027ecf4 r7:dfbc1e60 r6:84d4d000 r5:832ee000 ** 2 printk messages dropped ** [ 1324.943936][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) ** 17 printk messages dropped ** [ 1324.944952][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1324.945404][ T32] r5:00001000 r4:eda49000 ** 10 printk messages dropped ** [ 1324.945826][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1324.946103][ T32] INFO: task kworker/1:23:3238 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.963060][ T32] r5:832fb000 r4:829189bc ** 3 printk messages dropped ** [ 1324.963247][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1324.963657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 23 printk messages dropped ** [ 1324.965363][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 22 printk messages dropped ** [ 1324.975299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1324.976695][ T32] r5:832f9800 r4:829189bc ** 6 printk messages dropped ** [ 1324.976964][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1324.977678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1324.978995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 10 printk messages dropped ** [ 1324.979405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.979448][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.979506][ T32] r4:84ffea80 [ 1324.979538][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.979620][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1324.979672][ T32] r4:00000001 [ 1324.979694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.979755][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1324.979783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.979835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.979863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.979891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.979914][ T32] r4:8500f640 [ 1324.979934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.979972][ T32] INFO: task kworker/1:25:3241 blocked for more than 451 seconds. [ 1324.980006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.980060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.980112][ T32] task:kworker/1:25 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.980161][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.980227][ T32] Call trace: [ 1324.980259][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.980305][ T32] r10:829189c0 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:838b2400 [ 1324.980327][ T32] r4:838b2400 [ 1324.980371][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.980414][ T32] r5:838b2400 r4:829189bc [ 1324.980432][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1324.981012][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 24 printk messages dropped ** [ 1324.982359][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 10 printk messages dropped ** [ 1324.982762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1324.982783][ T32] r4:00000000 [ 1324.982801][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.982841][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1324.982862][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.982900][ T32] r5:00001000 r4:eda49000 [ 1324.982946][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.983021][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.983069][ T32] r5:85e2bb8c r4:85e2b800 [ 1324.983088][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.983131][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 2 printk messages dropped ** [ 1324.983216][ T32] r4:84ffea80 ** 9 printk messages dropped ** [ 1324.983654][ T32] r4:8500f640 ** 11 printk messages dropped ** [ 1324.984130][ T32] r5:83fc3c00 r4:829189bc ** 2 printk messages dropped ** [ 1324.984280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 ** 10 printk messages dropped ** [ 1324.984809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.984847][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.984912][ T32] r5:856c9f8c r4:856c9c00 [ 1324.984937][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.985008][ T32] r7:ddde2d40 r6:83018200 r5:856c9f8c r4:84ca6c80 [ 1324.985058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.985108][ T32] r10:61c88647 r9:83fc3c00 r8:84ca6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.985131][ T32] r4:84ca6c80 [ 1324.985151][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.985194][ T32] r10:00000000 r9:84ca6c80 r8:8027ecf4 r7:dfbf9e60 r6:84d4d200 r5:83fc3c00 [ 1324.985219][ T32] r4:00000001 [ 1324.985238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.985298][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1324.985330][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.003718][ T32] 9d60: 800f0013 ffffffff ** 14 printk messages dropped ** [ 1325.004879][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.005969][ T32] INFO: task kworker/1:27:3246 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.017371][ T32] r5:83fc4800 r4:829189bc ** 5 printk messages dropped ** [ 1325.017786][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1325.019012][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.020462][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1325.021435][ T32] r4:e06c9dc0 ** 10 printk messages dropped ** [ 1325.022071][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1325.023247][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.023823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 ** 16 printk messages dropped ** [ 1325.025000][ T32] r10:61c88647 r9:83fc6000 r8:84ca6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 18 printk messages dropped ** [ 1325.048306][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1325.049137][ T32] r5:85e2bb8c r4:85e2b800 ** 11 printk messages dropped ** [ 1325.049587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.050131][ T32] r5:83fc3000 r4:829189bc [ 1325.050149][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.050187][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.050231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1325.050252][ T32] r4:00000000 [ 1325.050291][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.050329][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.050363][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.050403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9a80 [ 1325.050424][ T32] r4:00000000 [ 1325.050443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.050565][ T32] r9:83018205 r8:83fc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1325.050676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.050726][ T32] r5:00001000 r4:eb7f9000 [ 1325.050747][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.050785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.050822][ T32] r5:856cab8c r4:856ca800 [ 1325.050840][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.050880][ T32] r7:ddde2d40 r6:83018200 r5:856cab8c r4:84ca6e00 [ 1325.050900][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.050985][ T32] r10:61c88647 r9:83fc3000 r8:84ca6e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.051011][ T32] r4:84ca6e00 [ 1325.051029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.051071][ T32] r10:00000000 r9:84ca6e00 r8:8027ecf4 r7:dfc19e60 r6:84d4d380 r5:83fc3000 [ 1325.051093][ T32] r4:00000001 [ 1325.051110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.051144][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1325.051183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.051212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.051237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1325.052346][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 17 printk messages dropped ** [ 1325.053070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1325.053783][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.053971][ T32] r5:832f8c00 r4:829189bc ** 7 printk messages dropped ** [ 1325.054302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9b80 ** 18 printk messages dropped ** [ 1325.055036][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.056095][ T32] 9d60: 800f0013 ffffffff [ 1325.056120][ T32] r5:800f0013 r4:80239bb0 [ 1325.056141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.056260][ T32] r4:82ac11e4 [ 1325.061122][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.061199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.061241][ T32] r4:e06c9dc0 [ 1325.061265][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.061329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.061354][ T32] r4:00000000 [ 1325.061391][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.061437][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.061465][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.061519][ T32] r5:00001000 r4:eda49000 ** 1 printk messages dropped ** [ 1325.061598][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.062180][ T32] INFO: task kworker/1:31:3253 blocked for more than 451 seconds. [ 1325.062240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.062268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.062289][ T32] task:kworker/1:31 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.062346][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.062418][ T32] Call trace: [ 1325.062475][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.062592][ T32] r10:829189c0 r9:dfc4dd84 r8:00000002 r7:60000013 r6:dfc4dd8c r5:83fc2400 ** 2 printk messages dropped ** [ 1325.062869][ T32] r5:83fc2400 r4:829189bc ** 5 printk messages dropped ** [ 1325.063101][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1325.063684][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) ** 10 printk messages dropped ** [ 1325.064656][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 18 printk messages dropped ** [ 1325.065338][ T32] r5:00001000 r4:eda49000 ** 14 printk messages dropped ** [ 1325.066014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.078078][ T32] r5:845f0000 r4:829189bc [ 1325.078097][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.078135][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.078179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1325.078207][ T32] r4:00000000 [ 1325.078226][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.078263][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.078301][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.078341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cf80 [ 1325.078362][ T32] r4:00000000 [ 1325.078380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.078425][ T32] r9:83018205 r8:845f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1325.078482][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.078541][ T32] r5:00001000 r4:eba7b000 [ 1325.078590][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.078672][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.078727][ T32] r5:856cbf8c r4:856cbc00 [ 1325.078747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.078791][ T32] r7:ddde2d40 r6:83018200 r5:856cbf8c r4:84e06000 [ 1325.078811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.079257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1325.080907][ T32] r4:e06c9dc0 ** 12 printk messages dropped ** [ 1325.081594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1325.082589][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.082986][ T32] r5:845f0c00 r4:829189bc ** 10 printk messages dropped ** [ 1325.083750][ T32] r9:83018005 r8:845f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2a9000 ** 17 printk messages dropped ** [ 1325.084520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1325.085743][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1325.103313][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.104361][ T32] INFO: task kworker/1:33:3260 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.105137][ T32] r5:845f1800 r4:829189bc ** 8 printk messages dropped ** [ 1325.105726][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.106028][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.106086][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.106166][ T32] r5:856cbb8c r4:856cb800 [ 1325.106205][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.115846][ T32] r7:ddde2d40 r6:83018200 r5:856cbb8c r4:84e06080 [ 1325.115965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.116089][ T32] r10:61c88647 r9:845f1800 r8:84e060ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.116116][ T32] r4:84e06080 [ 1325.116136][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.116184][ T32] r10:00000000 r9:84e06080 r8:8027ecf4 r7:dfbb5e60 r6:84d4d680 r5:845f1800 [ 1325.116205][ T32] r4:00000001 [ 1325.116315][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.116874][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1325.116943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.117013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.117064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.117154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.117210][ T32] r4:84d48100 [ 1325.117786][ T32] INFO: task kworker/1:33:3260 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.117855][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.117931][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.117986][ T32] Call trace: [ 1325.118049][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.118125][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.118199][ T32] r4:00000000 [ 1325.118230][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.118270][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 6 printk messages dropped ** [ 1325.118511][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 23 printk messages dropped ** [ 1325.119731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.119766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.119811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.119835][ T32] r4:8500f640 [ 1325.119858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.119906][ T32] INFO: task kworker/1:34:3263 blocked for more than 451 seconds. [ 1325.119949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.120197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.120230][ T32] task:kworker/1:34 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.120276][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.120455][ T32] Call trace: [ 1325.120554][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.120602][ T32] r10:829189c0 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:845f2400 ** 2 printk messages dropped ** [ 1325.120789][ T32] r5:845f2400 r4:829189bc [ 1325.120834][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1325.121298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 19 printk messages dropped ** [ 1325.122818][ T32] INFO: task kworker/1:34:3263 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 7 printk messages dropped ** [ 1325.123229][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.123258][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.123285][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.123308][ T32] 9d60: 800f0013 ffffffff [ 1325.123333][ T32] r5:800f0013 r4:80239bb0 [ 1325.123377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.123484][ T32] r4:82ac11e4 [ 1325.123560][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.123651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.123692][ T32] r4:e06c9dc0 [ 1325.123713][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.123852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 2 printk messages dropped ** [ 1325.123987][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 16 printk messages dropped ** [ 1325.124749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.125480][ T32] r5:8409e000 r4:829189bc [ 1325.125502][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.125979][ T32] r5:00001000 r4:ebc71000 ** 7 printk messages dropped ** [ 1325.126244][ T32] r4:84e06180 ** 7 printk messages dropped ** [ 1325.139320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.140181][ T32] Call trace: [ 1325.140242][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.140294][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.140317][ T32] r4:00000000 [ 1325.140365][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.140433][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.140538][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.140597][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.140624][ T32] 9d60: 800f0013 ffffffff [ 1325.140647][ T32] r5:800f0013 r4:80239bb0 [ 1325.140666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.140721][ T32] r4:82ac11e4 [ 1325.140758][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.140803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.140836][ T32] r4:e06c9dc0 [ 1325.140885][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.140943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.140968][ T32] r4:00000000 [ 1325.140988][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1325.141365][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.141579][ T32] r4:00000001 [ 1325.141610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.141647][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.141673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.141700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.141724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.141751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1325.141958][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.142427][ T32] r5:8409d400 r4:829189bc ** 1 printk messages dropped ** [ 1325.142555][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 19 printk messages dropped ** [ 1325.143491][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1325.144580][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 17 printk messages dropped ** [ 1325.145339][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1325.145968][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.157239][ T32] r5:838b5400 r4:829189bc ** 7 printk messages dropped ** [ 1325.157662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd8900 [ 1325.157714][ T32] r4:00000000 [ 1325.157746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.157792][ T32] r9:83018005 r8:838b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f2ad000 [ 1325.157813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.157854][ T32] r5:00001000 r4:edb2b000 [ 1325.157900][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.157942][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.157983][ T32] r5:85de4b8c r4:85de4800 [ 1325.158100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.158148][ T32] r7:dddced40 r6:83018000 r5:85de4b8c r4:84d4d800 [ 1325.158169][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.158213][ T32] r10:61c88647 r9:838b5400 r8:84d4d82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.158288][ T32] r4:84d4d800 [ 1325.158311][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.158384][ T32] r10:00000000 r9:84d4d800 r8:8027ecf4 r7:dfc5de60 r6:84e06300 r5:838b5400 [ 1325.158408][ T32] r4:00000001 [ 1325.158475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1325.158626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1325.159870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.159951][ T32] r4:82ac11e4 [ 1325.159974][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.160018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.160041][ T32] r4:e06c9dc0 [ 1325.160061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.160103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.160124][ T32] r4:00000000 [ 1325.160142][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1325.160430][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 14 printk messages dropped ** [ 1325.161092][ T32] INFO: task kworker/0:44:3272 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.161637][ T32] r5:84cde000 r4:829189bc ** 7 printk messages dropped ** [ 1325.162033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd8a80 ** 20 printk messages dropped ** [ 1325.163031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1325.164165][ T32] r4:e06c9dc0 ** 9 printk messages dropped ** [ 1325.164671][ T32] r5:85e2bb8c r4:85e2b800 ** 11 printk messages dropped ** [ 1325.165119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.165819][ T32] r4:845f3c00 [ 1325.165947][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.166008][ T32] r5:845f3c00 r4:829189bc [ 1325.166036][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.166100][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.166184][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1325.166270][ T32] r4:00000000 [ 1325.182637][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.182729][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.182773][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.182817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dba040 [ 1325.182960][ T32] r4:00000000 [ 1325.182983][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.183040][ T32] r9:83018205 r8:845f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.183175][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.183289][ T32] r5:00001000 r4:eba8d000 [ 1325.183313][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.183384][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.183428][ T32] r5:856cc38c r4:856cc000 [ 1325.183463][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.183519][ T32] r7:ddde2d40 r6:83018200 r5:856cc38c r4:84e06480 ** 8 printk messages dropped ** [ 1325.183812][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1325.185281][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1325.185638][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 16 printk messages dropped ** [ 1325.195476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.199456][ T32] r5:845f3000 r4:829189bc ** 3 printk messages dropped ** [ 1325.199591][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.200079][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.201445][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1325.203133][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 18 printk messages dropped ** [ 1325.204417][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1325.204836][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 15 printk messages dropped ** [ 1325.205395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1325.216093][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 6 printk messages dropped ** [ 1325.216785][ T32] r5:800f0013 r4:80239bb0 [ 1325.216811][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.216865][ T32] r4:82ac11e4 [ 1325.216884][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.216954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.216980][ T32] r4:e06c9dc0 [ 1325.216999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.217043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.217063][ T32] r4:00000000 [ 1325.217165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.217212][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.217233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.217273][ T32] r5:00001000 r4:eda49000 [ 1325.217292][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.217360][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.217435][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.217458][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.217509][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.217530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.217573][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.217595][ T32] r4:84ffea80 [ 1325.217613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.217657][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.217706][ T32] r4:00000001 [ 1325.217729][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.217764][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.217789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.217816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.217879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.217910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.217931][ T32] r4:8500f640 [ 1325.217968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.218009][ T32] INFO: task kworker/1:39:3280 blocked for more than 451 seconds. [ 1325.218059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.218098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.218122][ T32] task:kworker/1:39 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.218174][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.218215][ T32] Call trace: [ 1325.218244][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.218291][ T32] r10:829189c0 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:845f5400 [ 1325.218325][ T32] r4:845f5400 [ 1325.218370][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.218413][ T32] r5:845f5400 r4:829189bc [ 1325.218432][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.218477][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.218524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1325.218545][ T32] r4:00000000 [ 1325.218575][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.218615][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.218651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1325.218861][ T32] r5:00001000 r4:ebd31000 ** 13 printk messages dropped ** [ 1325.219386][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.220748][ T32] 9d60: 800f0013 ffffffff ** 10 printk messages dropped ** [ 1325.221206][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 15 printk messages dropped ** [ 1325.221850][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.222642][ T32] r5:845f6000 r4:829189bc ** 2 printk messages dropped ** [ 1325.222888][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 ** 13 printk messages dropped ** [ 1325.223504][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1325.224397][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1325.224924][ T32] r4:e06c9dc0 ** 9 printk messages dropped ** [ 1325.225227][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1325.225476][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.225502][ T32] r4:00000001 [ 1325.225532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.225569][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.225593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.225632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.225660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.225737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.225797][ T32] r4:8500f640 [ 1325.225818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.225844][ T32] INFO: task kworker/1:41:3284 blocked for more than 451 seconds. [ 1325.225871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.225893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.225913][ T32] task:kworker/1:41 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.225955][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.225991][ T32] Call trace: [ 1325.226030][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.226076][ T32] r10:829189c0 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:84d10c00 [ 1325.226108][ T32] r4:84d10c00 [ 1325.226129][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.226168][ T32] r5:84d10c00 r4:829189bc [ 1325.226187][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.226276][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.246721][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [ 1325.246764][ T32] r4:00000000 [ 1325.246787][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.246849][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.246890][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.246930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dba8c0 ** 6 printk messages dropped ** [ 1325.247198][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.248440][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.249252][ T32] r5:800f0013 r4:80239bb0 [ 1325.249346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.249389][ T32] r4:82ac11e4 [ 1325.249408][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.249474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.249499][ T32] r4:e06c9dc0 [ 1325.249547][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.249591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.249652][ T32] r4:00000000 [ 1325.249729][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.249772][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.249793][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.249831][ T32] r5:00001000 r4:eda49000 [ 1325.249850][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1325.250453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1325.251391][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.251783][ T32] r5:84d11800 r4:829189bc [ 1325.251817][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.251858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.251902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca5e08 [ 1325.251958][ T32] r4:00000000 [ 1325.252000][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.252070][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.252109][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1325.252219][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.252924][ T32] r10:61c88647 r9:84d11800 r8:84e068ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1325.253860][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1325.254345][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1325.255089][ T32] r4:84ffea80 ** 9 printk messages dropped ** [ 1325.255533][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1325.255689][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.256006][ T32] r5:84d10000 r4:829189bc ** 2 printk messages dropped ** [ 1325.256104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.256130][ T32] r4:00000000 [ 1325.256149][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.256187][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.277991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.278153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105300 [ 1325.278195][ T32] r4:00000000 [ 1325.278220][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.278333][ T32] r9:83018205 r8:84d10000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.278359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.278402][ T32] r5:00001000 r4:ec6ff000 [ 1325.278421][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.278459][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.278540][ T32] r5:856d0f8c r4:856d0c00 [ 1325.278564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.278608][ T32] r7:ddde2d40 r6:83018200 r5:856d0f8c r4:84e06900 [ 1325.278629][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.278672][ T32] r10:61c88647 r9:84d10000 r8:84e0692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.278694][ T32] r4:84e06900 [ 1325.278747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.278803][ T32] r10:00000000 r9:84e06900 r8:8027ecf4 r7:dfc99e60 r6:84d4de00 r5:84d10000 [ 1325.278827][ T32] r4:00000001 [ 1325.278882][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1325.279691][ T32] INFO: task kworker/1:43:3290 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 14 printk messages dropped ** [ 1325.280719][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1325.281458][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1325.281823][ T32] task:kworker/1:44 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.282439][ T32] r5:84d13000 r4:829189bc ** 7 printk messages dropped ** [ 1325.282795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dbae00 ** 20 printk messages dropped ** [ 1325.283595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.284028][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.284112][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.284189][ T32] Call trace: [ 1325.284274][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.284325][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.284409][ T32] r4:00000000 [ 1325.284431][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.284500][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.284533][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.284594][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.284686][ T32] 9d60: 800f0013 ffffffff [ 1325.284784][ T32] r5:800f0013 r4:80239bb0 [ 1325.284807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1325.285175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 22 printk messages dropped ** [ 1325.298767][ T32] r4:8500f640 ** 13 printk messages dropped ** [ 1325.299318][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.299665][ T32] r5:00001000 r4:ec6c5000 ** 14 printk messages dropped ** [ 1325.300347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1325.301963][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.302698][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.302722][ T32] r4:84ffea80 [ 1325.302756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.302803][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.302825][ T32] r4:00000001 [ 1325.302843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.302981][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.303010][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.303259][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1325.303759][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.304060][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1325.304698][ T32] r4:84e06a00 ** 13 printk messages dropped ** [ 1325.305753][ T32] Call trace: ** 15 printk messages dropped ** [ 1325.315702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 21 printk messages dropped ** [ 1325.317095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 17 printk messages dropped ** [ 1325.318308][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1325.319104][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.319215][ T32] r5:856d038c r4:856d0000 [ 1325.319236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.319277][ T32] r7:ddde2d40 r6:83018200 r5:856d038c r4:84e06a80 [ 1325.319296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.319373][ T32] r10:61c88647 r9:84d13c00 r8:84e06aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.319494][ T32] r4:84e06a80 [ 1325.319518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.319563][ T32] r10:00000000 r9:84e06a80 r8:8027ecf4 r7:dfcb5e60 r6:84db8000 r5:84d13c00 [ 1325.319585][ T32] r4:00000001 [ 1325.319603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.319636][ T32] Exception stack(0xdfccdfb0 to 0xdfccdff8) [ 1325.319722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.319752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.319848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.319878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.319992][ T32] r4:84dc2640 [ 1325.320475][ T32] INFO: task kworker/1:47:3298 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.320618][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1325.321370][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 19 printk messages dropped ** [ 1325.322216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 14 printk messages dropped ** [ 1325.322805][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1325.323545][ T32] r4:84e06b00 ** 12 printk messages dropped ** [ 1325.324338][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.325052][ T32] r4:00000000 [ 1325.325106][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.325211][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.325242][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.325270][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.325293][ T32] 9d60: 800f0013 ffffffff [ 1325.325316][ T32] r5:800f0013 r4:80239bb0 [ 1325.325335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.325373][ T32] r4:82ac11e4 [ 1325.325393][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.325475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.325589][ T32] r4:e06c9dc0 [ 1325.325612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.325685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.325710][ T32] r4:00000000 [ 1325.325728][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.325770][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.325823][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325866][ T32] r5:00001000 r4:eda49000 [ 1325.325885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.325924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.325961][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.326015][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.326157][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.326284][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.348289][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.348334][ T32] r4:84ffea80 [ 1325.348356][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.348425][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.348449][ T32] r4:00000001 [ 1325.348545][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.348624][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.348743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.348774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.348800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.348864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.348888][ T32] r4:8500f640 [ 1325.348912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.348954][ T32] INFO: task kworker/1:49:3302 blocked for more than 451 seconds. [ 1325.348989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.349013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.349036][ T32] task:kworker/1:49 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.349128][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.349197][ T32] Call trace: [ 1325.349317][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.349372][ T32] r10:829189c0 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:84d80000 [ 1325.349394][ T32] r4:84d80000 [ 1325.349413][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.349452][ T32] r5:84d80000 r4:829189bc [ 1325.349479][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.349551][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.349639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1325.349702][ T32] r4:00000000 [ 1325.349870][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.349948][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.349990][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.350031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9b00 [ 1325.350052][ T32] r4:00000000 [ 1325.350106][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.350152][ T32] r9:83018205 r8:84d80000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1325.350173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.350327][ T32] r5:00001000 r4:ec63d000 [ 1325.350353][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.350394][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.350492][ T32] r5:856cfb8c r4:856cf800 [ 1325.350517][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.350595][ T32] r7:ddde2d40 r6:83018200 r5:856cfb8c r4:84e06b80 [ 1325.350653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.350700][ T32] r10:61c88647 r9:84d80000 r8:84e06bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.350722][ T32] r4:84e06b80 [ 1325.350740][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.350782][ T32] r10:00000000 r9:84e06b80 r8:8027ecf4 r7:dfcb5e60 r6:84db8100 r5:84d80000 [ 1325.350940][ T32] r4:00000001 [ 1325.350962][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.350996][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1325.351175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.351208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.351234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.351261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.351283][ T32] r4:84dc2880 [ 1325.351801][ T32] INFO: task kworker/1:49:3302 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.351838][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.351894][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.351935][ T32] Call trace: [ 1325.352001][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.352049][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.352076][ T32] r4:00000000 [ 1325.352096][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.352133][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.352508][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.352544][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.352567][ T32] 9d60: 800f0013 ffffffff [ 1325.352611][ T32] r5:800f0013 r4:80239bb0 [ 1325.352634][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.352675][ T32] r4:82ac11e4 [ 1325.352694][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.352734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.352756][ T32] r4:e06c9dc0 [ 1325.352774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.352814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.353483][ T32] r4:00000000 [ 1325.353579][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.353625][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.353646][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.353685][ T32] r5:00001000 r4:eda49000 [ 1325.353703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.353742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.354018][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.354061][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.355456][ T32] r4:84ffea80 [ 1325.355486][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.355533][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.356281][ T32] r4:00000001 [ 1325.370117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.370345][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.370379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.370427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.370491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.370526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.370550][ T32] r4:8500f640 [ 1325.370574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.370644][ T32] INFO: task kworker/1:50:3304 blocked for more than 451 seconds. [ 1325.370681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.370706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.370727][ T32] task:kworker/1:50 state:D stack:0 pid:3304 tgid:3304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.370785][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.370864][ T32] Call trace: [ 1325.370930][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.370983][ T32] r10:829189c0 r9:dfcedd84 r8:00000002 r7:60000113 r6:dfcedd8c r5:84d81800 [ 1325.371006][ T32] r4:84d81800 [ 1325.371055][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.371100][ T32] r5:84d81800 r4:829189bc [ 1325.371152][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.371194][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.371239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 [ 1325.371288][ T32] r4:00000000 [ 1325.371310][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.371348][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.371387][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.371426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dbaac0 [ 1325.371492][ T32] r4:00000000 [ 1325.371545][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.371594][ T32] r9:83018205 r8:84d81800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.371616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.371655][ T32] r5:00001000 r4:ebdef000 [ 1325.371675][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.371712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.371749][ T32] r5:856ceb8c r4:856ce800 [ 1325.371800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.371883][ T32] r7:ddde2d40 r6:83018200 r5:856ceb8c r4:84e06c00 [ 1325.371906][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.371951][ T32] r10:61c88647 r9:84d81800 r8:84e06c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.371973][ T32] r4:84e06c00 [ 1325.371992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.372034][ T32] r10:00000000 r9:84e06c00 r8:8027ecf4 r7:dfcb5e60 r6:84db8180 r5:84d81800 [ 1325.372056][ T32] r4:00000001 [ 1325.372102][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.372140][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) ** 2 printk messages dropped ** [ 1325.372225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.372887][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1325.373110][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 6 printk messages dropped ** [ 1325.373363][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1325.373544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 3 printk messages dropped ** [ 1325.373702][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.373817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.373987][ T32] r5:85e2bb8c r4:85e2b800 ** 3 printk messages dropped ** [ 1325.374195][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1325.374350][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 2 printk messages dropped ** [ 1325.374503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.374762][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1325.374903][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.375177][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.375218][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.375291][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd01e08 [ 1325.375316][ T32] r4:00000000 [ 1325.375334][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.375372][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.375407][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.375452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dbadc0 [ 1325.375475][ T32] r4:00000000 [ 1325.375493][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.375532][ T32] r9:83018205 r8:84d80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.375552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.375620][ T32] r5:00001000 r4:ec61f000 [ 1325.375669][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.375740][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.375781][ T32] r5:856cf38c r4:856cf000 [ 1325.375799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.375840][ T32] r7:ddde2d40 r6:83018200 r5:856cf38c r4:84e06c80 [ 1325.375860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.375902][ T32] r10:61c88647 r9:84d80c00 r8:84e06cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.375951][ T32] r4:84e06c80 [ 1325.376002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.376047][ T32] r10:00000000 r9:84e06c80 r8:8027ecf4 r7:dfcede60 r6:84db8200 r5:84d80c00 [ 1325.376099][ T32] r4:00000001 [ 1325.376119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.376153][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1325.376208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.387899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.387981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.388046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.388104][ T32] r4:84dc2e00 [ 1325.388596][ T32] INFO: task kworker/1:51:3306 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.388689][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.388761][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.388853][ T32] Call trace: [ 1325.388916][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.388972][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.388995][ T32] r4:00000000 [ 1325.389014][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.389051][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.389080][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.389108][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.389159][ T32] 9d60: 800f0013 ffffffff [ 1325.389186][ T32] r5:800f0013 r4:80239bb0 [ 1325.389206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.389249][ T32] r4:82ac11e4 [ 1325.389268][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.389308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.389330][ T32] r4:e06c9dc0 [ 1325.389349][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.389389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.389454][ T32] r4:00000000 [ 1325.389479][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.389522][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.389542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.389581][ T32] r5:00001000 r4:eda49000 [ 1325.389601][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.389667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.389739][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.389790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.389837][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.389858][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.389902][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.389923][ T32] r4:84ffea80 [ 1325.389942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.389996][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.390022][ T32] r4:00000001 [ 1325.390069][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.390134][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.390191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.390221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.390247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.390292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.390343][ T32] r4:8500f640 [ 1325.390394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.390426][ T32] INFO: task kworker/1:52:3308 blocked for more than 451 seconds. [ 1325.390486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.390539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.390563][ T32] task:kworker/1:52 state:D stack:0 pid:3308 tgid:3308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.390607][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.390676][ T32] Call trace: [ 1325.390733][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.390780][ T32] r10:829189c0 r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:84d82400 [ 1325.390802][ T32] r4:84d82400 [ 1325.390851][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.390923][ T32] r5:84d82400 r4:829189bc [ 1325.390944][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.390985][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.391031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1325.391053][ T32] r4:00000000 [ 1325.391071][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.391109][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.391173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.391218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dbac00 [ 1325.391240][ T32] r4:00000000 [ 1325.391258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.391319][ T32] r9:83018205 r8:84d82400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1325.391343][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.391382][ T32] r5:00001000 r4:ec605000 [ 1325.391402][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.391439][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.391482][ T32] r5:856cef8c r4:856cec00 [ 1325.391527][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.391572][ T32] r7:ddde2d40 r6:83018200 r5:856cef8c r4:84e06d00 [ 1325.391592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.391636][ T32] r10:61c88647 r9:84d82400 r8:84e06d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.391657][ T32] r4:84e06d00 [ 1325.391713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.391759][ T32] r10:00000000 r9:84e06d00 r8:8027ecf4 r7:dfcede60 r6:84db8280 r5:84d82400 [ 1325.391837][ T32] r4:00000001 [ 1325.391887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.391951][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1325.391981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.392008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.392033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.392060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.392081][ T32] r4:84dc2f00 [ 1325.392352][ T32] INFO: task kworker/1:52:3308 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.392383][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.392473][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.392534][ T32] Call trace: [ 1325.392577][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.392625][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.392647][ T32] r4:00000000 [ 1325.392666][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.392702][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.392729][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.392759][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.392782][ T32] 9d60: 800f0013 ffffffff [ 1325.392804][ T32] r5:800f0013 r4:80239bb0 [ 1325.392890][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.392932][ T32] r4:82ac11e4 [ 1325.392991][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.393035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.393058][ T32] r4:e06c9dc0 [ 1325.393104][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.393149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.393171][ T32] r4:00000000 [ 1325.393215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.393260][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.393281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.393347][ T32] r5:00001000 r4:eda49000 [ 1325.393395][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.393450][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.393490][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.393537][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.393582][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.393603][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.393646][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.393667][ T32] r4:84ffea80 [ 1325.393711][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.393757][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.393780][ T32] r4:00000001 [ 1325.393798][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.393831][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.393913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.393947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.393974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.394001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.394049][ T32] r4:8500f640 [ 1325.394071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.394131][ T32] INFO: task kworker/1:53:3310 blocked for more than 451 seconds. [ 1325.394161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.394184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.394203][ T32] task:kworker/1:53 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.394245][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.394313][ T32] Call trace: [ 1325.394373][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.394418][ T32] r10:829189c0 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84d83000 [ 1325.394440][ T32] r4:84d83000 [ 1325.394512][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.394555][ T32] r5:84d83000 r4:829189bc [ 1325.394595][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.394668][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.394761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1325.394799][ T32] r4:00000000 [ 1325.394838][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.394877][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.394913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.394953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851056c0 [ 1325.394990][ T32] r4:00000000 [ 1325.395045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.395089][ T32] r9:83018205 r8:84d83000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1325.395144][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.395184][ T32] r5:00001000 r4:eb36b000 [ 1325.395228][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.395295][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.395337][ T32] r5:856d1b8c r4:856d1800 [ 1325.395356][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.395396][ T32] r7:ddde2d40 r6:83018200 r5:856d1b8c r4:84e06d80 [ 1325.395469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.395545][ T32] r10:61c88647 r9:84d83000 r8:84e06dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.395597][ T32] r4:84e06d80 [ 1325.395646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.395721][ T32] r10:00000000 r9:84e06d80 r8:8027ecf4 r7:dfcede60 r6:84db8300 r5:84d83000 [ 1325.395746][ T32] r4:00000001 [ 1325.395796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.395914][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1325.395986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.396017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.396043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.396085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.396108][ T32] r4:84d4e440 [ 1325.411669][ T32] INFO: task kworker/1:53:3310 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.411803][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.411887][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.411974][ T32] Call trace: [ 1325.412010][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.412067][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.412091][ T32] r4:00000000 [ 1325.412111][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.412150][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.412180][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.412208][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.412230][ T32] 9d60: 800f0013 ffffffff [ 1325.412253][ T32] r5:800f0013 r4:80239bb0 [ 1325.412273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.412353][ T32] r4:82ac11e4 [ 1325.412376][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.412418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.412471][ T32] r4:e06c9dc0 [ 1325.412516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.412559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.412582][ T32] r4:00000000 [ 1325.412604][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.412676][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.412737][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.412786][ T32] r5:00001000 r4:eda49000 [ 1325.412834][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.412878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.412943][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.412966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.413010][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.413058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.413126][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.413151][ T32] r4:84ffea80 [ 1325.413170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.413215][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.413237][ T32] r4:00000001 [ 1325.413255][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.413289][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.413314][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.413368][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.413398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.413425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.413453][ T32] r4:8500f640 [ 1325.413477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.413577][ T32] INFO: task kworker/1:54:3312 blocked for more than 451 seconds. [ 1325.413615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.413639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.413692][ T32] task:kworker/1:54 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.413770][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.413809][ T32] Call trace: [ 1325.413837][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.413882][ T32] r10:829189c0 r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:84d83c00 [ 1325.413971][ T32] r4:84d83c00 [ 1325.413994][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.414034][ T32] r5:84d83c00 r4:829189bc [ 1325.414052][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.414091][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.414135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 [ 1325.414157][ T32] r4:00000000 [ 1325.414175][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.414212][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.414247][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.414286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105400 [ 1325.414307][ T32] r4:00000000 [ 1325.414326][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.414365][ T32] r9:83018205 r8:84d83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.414385][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.414422][ T32] r5:00001000 r4:dfadd000 [ 1325.414457][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.414500][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.414565][ T32] r5:856d138c r4:856d1000 [ 1325.414587][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.414639][ T32] r7:ddde2d40 r6:83018200 r5:856d138c r4:84e06e00 [ 1325.414661][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.414733][ T32] r10:61c88647 r9:84d83c00 r8:84e06e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.414785][ T32] r4:84e06e00 [ 1325.414831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.414902][ T32] r10:00000000 r9:84e06e00 r8:8027ecf4 r7:dfd1de60 r6:84db8380 r5:84d83c00 [ 1325.414953][ T32] r4:00000001 [ 1325.414975][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.415010][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1325.415060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.415119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.415173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.415203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.415226][ T32] r4:84d99080 [ 1325.415586][ T32] INFO: task kworker/1:54:3312 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.415618][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.415671][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.415741][ T32] Call trace: [ 1325.415770][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.415818][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.415843][ T32] r4:00000000 [ 1325.415862][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.415927][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.415958][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.415986][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.416008][ T32] 9d60: 800f0013 ffffffff [ 1325.416030][ T32] r5:800f0013 r4:80239bb0 [ 1325.416058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.416097][ T32] r4:82ac11e4 [ 1325.416117][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.416186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.416210][ T32] r4:e06c9dc0 [ 1325.416275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.425490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.425576][ T32] r4:00000000 [ 1325.425601][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.425664][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.425685][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.425754][ T32] r5:00001000 r4:eda49000 [ 1325.425830][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.425876][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.425947][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.425999][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.426046][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.426098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.426175][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.426200][ T32] r4:84ffea80 [ 1325.426267][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.426662][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.426694][ T32] r4:00000001 [ 1325.426715][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.426762][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.426790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.426817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.426843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.426870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.426892][ T32] r4:8500f640 [ 1325.426914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.426949][ T32] INFO: task kworker/1:55:3314 blocked for more than 451 seconds. [ 1325.426981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.427023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.427072][ T32] task:kworker/1:55 state:D stack:0 pid:3314 tgid:3314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.427158][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.427214][ T32] Call trace: [ 1325.427284][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.427335][ T32] r10:829189c0 r9:dfd39d84 r8:00000002 r7:60000113 r6:dfd39d8c r5:84d84800 [ 1325.427388][ T32] r4:84d84800 [ 1325.427438][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.427487][ T32] r5:84d84800 r4:829189bc [ 1325.427506][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.427546][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.427590][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd39e08 [ 1325.427643][ T32] r4:00000000 [ 1325.427664][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.427705][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.427746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.427785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105540 [ 1325.427806][ T32] r4:00000000 [ 1325.427825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.427896][ T32] r9:83018205 r8:84d84800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.427921][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.427960][ T32] r5:00001000 r4:eadcb000 [ 1325.428010][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.428079][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.428146][ T32] r5:856d178c r4:856d1400 [ 1325.428169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.428212][ T32] r7:ddde2d40 r6:83018200 r5:856d178c r4:84e06e80 [ 1325.428233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.428276][ T32] r10:61c88647 r9:84d84800 r8:84e06eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.428329][ T32] r4:84e06e80 [ 1325.428350][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.428394][ T32] r10:00000000 r9:84e06e80 r8:8027ecf4 r7:dfd1de60 r6:84db8400 r5:84d84800 [ 1325.428426][ T32] r4:00000001 [ 1325.428453][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.428542][ T32] Exception stack(0xdfd39fb0 to 0xdfd39ff8) [ 1325.428598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.428628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.428654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.428681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.428762][ T32] r4:84d992c0 [ 1325.429230][ T32] INFO: task kworker/1:55:3314 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.429264][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.429351][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.429409][ T32] Call trace: [ 1325.429442][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.429496][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.429547][ T32] r4:00000000 [ 1325.429595][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.429636][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.429664][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.429711][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.429747][ T32] 9d60: 800f0013 ffffffff [ 1325.429771][ T32] r5:800f0013 r4:80239bb0 [ 1325.429791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.429830][ T32] r4:82ac11e4 [ 1325.429849][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.429890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.429912][ T32] r4:e06c9dc0 [ 1325.429959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.430031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.430058][ T32] r4:00000000 [ 1325.430103][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.430147][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.430168][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.430206][ T32] r5:00001000 r4:eda49000 [ 1325.430225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.430324][ T32] r5:85e2bb8c r4:85e2b800 ** 1 printk messages dropped ** [ 1325.430412][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.430436][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.430550][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.430574][ T32] r4:84ffea80 [ 1325.430592][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.430665][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.430690][ T32] r4:00000001 [ 1325.430709][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.430746][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.430800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.430830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.430889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.430919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.430941][ T32] r4:8500f640 [ 1325.430990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.431018][ T32] INFO: task kworker/1:56:3317 blocked for more than 451 seconds. [ 1325.431045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.431138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.431188][ T32] task:kworker/1:56 state:D stack:0 pid:3317 tgid:3317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.431266][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.431331][ T32] Call trace: [ 1325.431367][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.431413][ T32] r10:829189c0 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:84d86000 [ 1325.431454][ T32] r4:84d86000 [ 1325.431476][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.431516][ T32] r5:84d86000 r4:829189bc [ 1325.431594][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.431638][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.431711][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1325.431739][ T32] r4:00000000 [ 1325.431759][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.431796][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.431833][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.431873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851057c0 [ 1325.431894][ T32] r4:00000000 [ 1325.431975][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.432046][ T32] r9:83018205 r8:84d86000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1325.432070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.432162][ T32] r5:00001000 r4:eb549000 [ 1325.432223][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.432264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.432301][ T32] r5:856d1f8c r4:856d1c00 [ 1325.432320][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.432360][ T32] r7:ddde2d40 r6:83018200 r5:856d1f8c r4:84e06f00 [ 1325.432380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.432455][ T32] r10:61c88647 r9:84d86000 r8:84e06f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.432513][ T32] r4:84e06f00 [ 1325.432533][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.432608][ T32] r10:00000000 r9:84e06f00 r8:8027ecf4 r7:dfd1de60 r6:84db8480 r5:84d86000 [ 1325.432634][ T32] r4:00000001 [ 1325.432682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.432720][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1325.432772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.432832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.432860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.432891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.432942][ T32] r4:84d992c0 [ 1325.433212][ T32] INFO: task kworker/1:56:3317 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.433244][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.433324][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.433365][ T32] Call trace: [ 1325.433393][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.433439][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.433470][ T32] r4:00000000 [ 1325.433489][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.433525][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.433553][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.433581][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.433603][ T32] 9d60: 800f0013 ffffffff [ 1325.433625][ T32] r5:800f0013 r4:80239bb0 [ 1325.433643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.433704][ T32] r4:82ac11e4 [ 1325.433723][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.433763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.433784][ T32] r4:e06c9dc0 [ 1325.433802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.433841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.433862][ T32] r4:00000000 [ 1325.433880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.433919][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.433974][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.434016][ T32] r5:00001000 r4:eda49000 [ 1325.434036][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.434106][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.434148][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.434188][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.434234][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.434278][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.434325][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.434347][ T32] r4:84ffea80 [ 1325.434395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.434442][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.434553][ T32] r4:00000001 [ 1325.434640][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.434687][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.434715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.434743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.434768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.434796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.434818][ T32] r4:8500f640 [ 1325.434836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.434860][ T32] INFO: task kworker/1:57:3318 blocked for more than 451 seconds. [ 1325.434911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.434936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.434956][ T32] task:kworker/1:57 state:D stack:0 pid:3318 tgid:3318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.434999][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.435067][ T32] Call trace: [ 1325.435096][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.435173][ T32] r10:829189c0 r9:dfd4dd84 r8:00000002 r7:60000113 r6:dfd4dd8c r5:84d86c00 [ 1325.435198][ T32] r4:84d86c00 [ 1325.435227][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.435269][ T32] r5:84d86c00 r4:829189bc [ 1325.435288][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.435327][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.435371][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd4de08 [ 1325.435392][ T32] r4:00000000 [ 1325.435410][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.435453][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.435522][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.435566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851058c0 [ 1325.435588][ T32] r4:00000000 [ 1325.435605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.435644][ T32] r9:83018205 r8:84d86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.435695][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.435736][ T32] r5:00001000 r4:eb6cb000 [ 1325.435756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.435794][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.435831][ T32] r5:856d238c r4:856d2000 [ 1325.435878][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.435922][ T32] r7:ddde2d40 r6:83018200 r5:856d238c r4:84e06f80 [ 1325.435942][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.435985][ T32] r10:61c88647 r9:84d86c00 r8:84e06fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.436007][ T32] r4:84e06f80 [ 1325.436037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.436082][ T32] r10:00000000 r9:84e06f80 r8:8027ecf4 r7:dfd41e60 r6:84db8500 r5:84d86c00 [ 1325.436132][ T32] r4:00000001 [ 1325.436183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.436259][ T32] Exception stack(0xdfd4dfb0 to 0xdfd4dff8) [ 1325.449157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.449236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.449267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.449300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.449323][ T32] r4:84d99480 [ 1325.449856][ T32] INFO: task kworker/1:57:3318 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.449908][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.450012][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.450073][ T32] Call trace: [ 1325.450161][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.450248][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.450297][ T32] r4:00000000 [ 1325.450317][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.450389][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.450421][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.450455][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.450478][ T32] 9d60: 800f0013 ffffffff [ 1325.450531][ T32] r5:800f0013 r4:80239bb0 [ 1325.450554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.450596][ T32] r4:82ac11e4 [ 1325.450616][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.450657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.450679][ T32] r4:e06c9dc0 [ 1325.450697][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.450837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.450862][ T32] r4:00000000 [ 1325.450910][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.450959][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.450981][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.451052][ T32] r5:00001000 r4:eda49000 [ 1325.451076][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.451118][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.451158][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.451177][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.451220][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.451240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.451305][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.451340][ T32] r4:84ffea80 [ 1325.451384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.451439][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.451475][ T32] r4:00000001 [ 1325.451494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.451545][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.451608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.451650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.451710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.451747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.451771][ T32] r4:8500f640 [ 1325.451821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.451854][ T32] INFO: task kworker/1:59:3322 blocked for more than 451 seconds. [ 1325.451891][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.451946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.451999][ T32] task:kworker/1:59 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.452056][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452157][ T32] Call trace: [ 1325.452192][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.452269][ T32] r10:829189c0 r9:dfd5dd84 r8:00000002 r7:60000113 r6:dfd5dd8c r5:84d14800 [ 1325.452295][ T32] r4:84d14800 [ 1325.452315][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.452356][ T32] r5:84d14800 r4:829189bc [ 1325.452392][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.452495][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.452548][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd5de08 [ 1325.452604][ T32] r4:00000000 [ 1325.452657][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.452714][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.452753][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.452795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851059c0 [ 1325.452834][ T32] r4:00000000 [ 1325.452857][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.452897][ T32] r9:83018205 r8:84d14800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.452917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.452984][ T32] r5:00001000 r4:eb837000 [ 1325.453032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.453073][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.453111][ T32] r5:856d278c r4:856d2400 [ 1325.453129][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.453170][ T32] r7:ddde2d40 r6:83018200 r5:856d278c r4:84da1000 [ 1325.453219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.453269][ T32] r10:61c88647 r9:84d14800 r8:84da102c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.453293][ T32] r4:84da1000 [ 1325.453311][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.453404][ T32] r10:00000000 r9:84da1000 r8:8027ecf4 r7:dfd59e60 r6:84db8600 r5:84d14800 [ 1325.453428][ T32] r4:00000001 [ 1325.453456][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.453491][ T32] Exception stack(0xdfd5dfb0 to 0xdfd5dff8) [ 1325.453516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.453543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.453568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.453595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.453616][ T32] r4:84d99540 [ 1325.453883][ T32] INFO: task kworker/1:59:3322 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.453915][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.453968][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.454076][ T32] Call trace: [ 1325.454108][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.454157][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.454179][ T32] r4:00000000 [ 1325.454225][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.454312][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.454343][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.454384][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.454436][ T32] 9d60: 800f0013 ffffffff [ 1325.454498][ T32] r5:800f0013 r4:80239bb0 [ 1325.454522][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.454579][ T32] r4:82ac11e4 [ 1325.454616][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.454690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.454714][ T32] r4:e06c9dc0 [ 1325.454764][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.454807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.454828][ T32] r4:00000000 [ 1325.454846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.454917][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.454971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.455013][ T32] r5:00001000 r4:eda49000 [ 1325.455045][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.455086][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.455151][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.455185][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.455229][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.455280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.455357][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.455381][ T32] r4:84ffea80 [ 1325.455426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.455480][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.455502][ T32] r4:00000001 [ 1325.455549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.455616][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.455643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.455670][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.455696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.455755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.455779][ T32] r4:8500f640 [ 1325.455801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.455855][ T32] INFO: task kworker/1:60:3324 blocked for more than 451 seconds. [ 1325.455884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.455906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.455925][ T32] task:kworker/1:60 state:D stack:0 pid:3324 tgid:3324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.455997][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.456038][ T32] Call trace: [ 1325.456089][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.456148][ T32] r10:829189c0 r9:dfd6dd84 r8:00000002 r7:60000113 r6:dfd6dd8c r5:84d70c00 [ 1325.456172][ T32] r4:84d70c00 [ 1325.456191][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.469553][ T32] r5:84d70c00 r4:829189bc [ 1325.469599][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.469700][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.469781][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd6de08 [ 1325.469823][ T32] r4:00000000 [ 1325.469891][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.469937][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.469979][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.470019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105a80 [ 1325.470041][ T32] r4:00000000 [ 1325.470095][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.470167][ T32] r9:83018205 r8:84d70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1325.470222][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.470314][ T32] r5:00001000 r4:eb9f9000 [ 1325.470371][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.470414][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.470460][ T32] r5:856d2b8c r4:856d2800 [ 1325.470481][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.470524][ T32] r7:ddde2d40 r6:83018200 r5:856d2b8c r4:84da1080 [ 1325.470594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.470676][ T32] r10:61c88647 r9:84d70c00 r8:84da10ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.470729][ T32] r4:84da1080 [ 1325.470753][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.470827][ T32] r10:00000000 r9:84da1080 r8:8027ecf4 r7:dfd59e60 r6:84db8680 r5:84d70c00 [ 1325.470873][ T32] r4:00000001 [ 1325.470895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.470930][ T32] Exception stack(0xdfd6dfb0 to 0xdfd6dff8) [ 1325.470959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.471013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.471088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.471150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.471180][ T32] r4:84d99700 [ 1325.471654][ T32] INFO: task kworker/1:60:3324 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.471690][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.471828][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.471873][ T32] Call trace: [ 1325.471905][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.471953][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.472019][ T32] r4:00000000 [ 1325.472041][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.472080][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.472109][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.472148][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.472185][ T32] 9d60: 800f0013 ffffffff [ 1325.472210][ T32] r5:800f0013 r4:80239bb0 [ 1325.472230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.472270][ T32] r4:82ac11e4 [ 1325.472290][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.472354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.472378][ T32] r4:e06c9dc0 [ 1325.472398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.472439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.472471][ T32] r4:00000000 [ 1325.472528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.472573][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.472594][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.472633][ T32] r5:00001000 r4:eda49000 [ 1325.472681][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.472724][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.472763][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.472811][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.472858][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.472878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.472948][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.472973][ T32] r4:84ffea80 [ 1325.472992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.473036][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.473058][ T32] r4:00000001 [ 1325.473076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.473109][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.473134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.473185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.473213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.473272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.473297][ T32] r4:8500f640 [ 1325.473318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.473383][ T32] INFO: task kworker/1:61:3326 blocked for more than 451 seconds. [ 1325.473419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.473442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.473487][ T32] task:kworker/1:61 state:D stack:0 pid:3326 tgid:3326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.473563][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473623][ T32] Call trace: [ 1325.473656][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.473701][ T32] r10:829189c0 r9:dfd79d84 r8:00000002 r7:60000113 r6:dfd79d8c r5:84d70000 [ 1325.473751][ T32] r4:84d70000 [ 1325.473773][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.473814][ T32] r5:84d70000 r4:829189bc [ 1325.473833][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.473917][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.473987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd79e08 [ 1325.474039][ T32] r4:00000000 [ 1325.474089][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.474129][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.474176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.474222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105d00 [ 1325.474245][ T32] r4:00000000 [ 1325.474263][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.474302][ T32] r9:83018205 r8:84d70000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1325.474324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.474392][ T32] r5:00001000 r4:ebba5000 [ 1325.474413][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.474458][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.474495][ T32] r5:856d2f8c r4:856d2c00 [ 1325.474544][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.474616][ T32] r7:ddde2d40 r6:83018200 r5:856d2f8c r4:84da1100 [ 1325.474639][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.474692][ T32] r10:61c88647 r9:84d70000 r8:84da112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.474727][ T32] r4:84da1100 [ 1325.474775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.474824][ T32] r10:00000000 r9:84da1100 r8:8027ecf4 r7:dfd59e60 r6:84db8700 r5:84d70000 [ 1325.474848][ T32] r4:00000001 [ 1325.474866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.474900][ T32] Exception stack(0xdfd79fb0 to 0xdfd79ff8) [ 1325.474972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.475003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.475039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.475069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.475090][ T32] r4:84d997c0 [ 1325.475376][ T32] INFO: task kworker/1:61:3326 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.475410][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.475471][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.475510][ T32] Call trace: [ 1325.475539][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.475585][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.475607][ T32] r4:00000000 [ 1325.475625][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.475685][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.475746][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.475800][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.475880][ T32] 9d60: 800f0013 ffffffff [ 1325.475934][ T32] r5:800f0013 r4:80239bb0 [ 1325.475957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.475996][ T32] r4:82ac11e4 [ 1325.476016][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.476056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.476078][ T32] r4:e06c9dc0 [ 1325.476096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.476136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.476185][ T32] r4:00000000 [ 1325.476258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.491303][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.491349][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.491416][ T32] r5:00001000 r4:eda49000 [ 1325.491436][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.491484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.491524][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.491543][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.491600][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.491624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.491670][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.491721][ T32] r4:84ffea80 [ 1325.491774][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.491823][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.491845][ T32] r4:00000001 [ 1325.491895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.491933][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.492006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.492061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.492117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.492184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.492212][ T32] r4:8500f640 [ 1325.492266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.492298][ T32] INFO: task kworker/1:62:3329 blocked for more than 452 seconds. [ 1325.492331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.492354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.492375][ T32] task:kworker/1:62 state:D stack:0 pid:3329 tgid:3329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.492431][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.492528][ T32] Call trace: [ 1325.492589][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.492674][ T32] r10:829189c0 r9:dfd91d84 r8:00000002 r7:60000113 r6:dfd91d8c r5:84d71800 [ 1325.492700][ T32] r4:84d71800 [ 1325.492731][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.492773][ T32] r5:84d71800 r4:829189bc [ 1325.492792][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.492830][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.492906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd91e08 [ 1325.492960][ T32] r4:00000000 [ 1325.492980][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.493019][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.493057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.493098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105e00 [ 1325.493120][ T32] r4:00000000 [ 1325.493139][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.493179][ T32] r9:83018205 r8:84d71800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1325.493200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.493249][ T32] r5:00001000 r4:ebbbf000 [ 1325.493271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.493310][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.493350][ T32] r5:856d338c r4:856d3000 [ 1325.493370][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.493505][ T32] r7:ddde2d40 r6:83018200 r5:856d338c r4:84da1180 [ 1325.493530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.493574][ T32] r10:61c88647 r9:84d71800 r8:84da11ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.493596][ T32] r4:84da1180 [ 1325.493615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.493695][ T32] r10:00000000 r9:84da1180 r8:8027ecf4 r7:dfd59e60 r6:84db8780 r5:84d71800 [ 1325.493748][ T32] r4:00000001 [ 1325.493772][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.493807][ T32] Exception stack(0xdfd91fb0 to 0xdfd91ff8) [ 1325.493832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.493859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.493884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.493911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.493957][ T32] r4:84d99900 [ 1325.494424][ T32] INFO: task kworker/1:62:3329 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.494467][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.494521][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.494561][ T32] Call trace: [ 1325.494656][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.494707][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.494731][ T32] r4:00000000 [ 1325.494750][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.494814][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.494876][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.494934][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.494961][ T32] 9d60: 800f0013 ffffffff [ 1325.495006][ T32] r5:800f0013 r4:80239bb0 [ 1325.495029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.495068][ T32] r4:82ac11e4 [ 1325.495087][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.495128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.495149][ T32] r4:e06c9dc0 [ 1325.495168][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.495207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.495228][ T32] r4:00000000 [ 1325.495246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.495344][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.495409][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.495464][ T32] r5:00001000 r4:eda49000 [ 1325.495485][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.495524][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495562][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.495581][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.495622][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.495642][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.495685][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.495706][ T32] r4:84ffea80 [ 1325.495724][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.495856][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.495932][ T32] r4:00000001 [ 1325.495965][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.496034][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.496315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.503758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.503809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.503842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.503893][ T32] r4:8500f640 [ 1325.503921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.504273][ T32] INFO: task kworker/1:289:3842 blocked for more than 452 seconds. [ 1325.504314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.504339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.504360][ T32] task:kworker/1:289 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.504444][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.504568][ T32] Call trace: [ 1325.504603][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.504657][ T32] r10:829189c0 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84f3ec00 [ 1325.504679][ T32] r4:84f3ec00 [ 1325.504724][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.504769][ T32] r5:84f3ec00 r4:829189bc [ 1325.504799][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.504843][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.504889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1325.504911][ T32] r4:00000000 [ 1325.504957][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.504999][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.505037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.505077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ed40 [ 1325.505099][ T32] r4:00000000 [ 1325.505117][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.505158][ T32] r9:83018205 r8:84f3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1325.505178][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.505218][ T32] r5:00001000 r4:dffc5000 [ 1325.505266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.505309][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.505369][ T32] r5:850c178c r4:850c1400 [ 1325.505392][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.505435][ T32] r7:ddde2d40 r6:83018200 r5:850c178c r4:85004c00 [ 1325.505455][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.505506][ T32] r10:61c88647 r9:84f3ec00 r8:85004c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.505554][ T32] r4:85004c00 [ 1325.505576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.505651][ T32] r10:00000000 r9:85004c00 r8:8027ecf4 r7:e06b1e60 r6:85004c80 r5:84f3ec00 [ 1325.505675][ T32] r4:00000001 [ 1325.505693][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.505756][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1325.505814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.505872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.505927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.505958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.505980][ T32] r4:85016a80 [ 1325.512079][ T32] INFO: task kworker/1:289:3842 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.512190][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.512278][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.512336][ T32] Call trace: [ 1325.512367][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.512446][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.512502][ T32] r4:00000000 [ 1325.512562][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.512606][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.512638][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.512666][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.512689][ T32] 9d60: 800f0013 ffffffff [ 1325.512713][ T32] r5:800f0013 r4:80239bb0 [ 1325.512733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.512774][ T32] r4:82ac11e4 [ 1325.512847][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.512893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.512935][ T32] r4:e06c9dc0 [ 1325.512969][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.513011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.513033][ T32] r4:00000000 [ 1325.513079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.513124][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.513145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.513203][ T32] r5:00001000 r4:eda49000 [ 1325.513226][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.513266][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.513303][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.513323][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.513365][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.513386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.513429][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.513450][ T32] r4:84ffea80 [ 1325.513526][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.513579][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.513600][ T32] r4:00000001 [ 1325.513654][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.513692][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.513718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.513745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.513798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.513861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.513890][ T32] r4:8500f640 [ 1325.513912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.513939][ T32] INFO: task kworker/0:72:3845 blocked for more than 452 seconds. [ 1325.513969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.513992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.514011][ T32] task:kworker/0:72 state:D stack:0 pid:3845 tgid:3845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.514079][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.514121][ T32] Call trace: [ 1325.514185][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.514234][ T32] r10:829189c0 r9:e06c5d84 r8:00000002 r7:60000113 r6:e06c5d8c r5:85079800 [ 1325.514255][ T32] r4:85079800 [ 1325.514275][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.514314][ T32] r5:85079800 r4:829189bc [ 1325.514332][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.514370][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.514414][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 1325.514436][ T32] r4:00000000 [ 1325.514483][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.514524][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.514561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.514601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84520780 [ 1325.514622][ T32] r4:00000000 [ 1325.514641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.514681][ T32] r9:83018005 r8:85079800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1325.514701][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.514738][ T32] r5:00001000 r4:e88f9000 [ 1325.514757][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.514793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.514861][ T32] r5:8506c78c r4:8506c400 [ 1325.514914][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.514959][ T32] r7:dddced40 r6:83018000 r5:8506c78c r4:84ffea00 [ 1325.515005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.515054][ T32] r10:61c88647 r9:85079800 r8:84ffea2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.515076][ T32] r4:84ffea00 [ 1325.515094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.515136][ T32] r10:00000000 r9:84ffea00 r8:8027ecf4 r7:e0669e60 r6:85004d00 r5:85079800 [ 1325.515157][ T32] r4:00000001 [ 1325.515175][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.515208][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1325.515233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.515293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.515322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.515410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.515435][ T32] r4:8500f640 [ 1325.515819][ T32] INFO: task kworker/0:72:3845 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.515857][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.515913][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.515953][ T32] Call trace: [ 1325.515986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.516047][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.516073][ T32] r4:00000000 [ 1325.516091][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.516161][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.516245][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.525389][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.525474][ T32] 9d60: 800f0013 ffffffff [ 1325.525509][ T32] r5:800f0013 r4:80239bb0 [ 1325.525532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.525603][ T32] r4:82ac11e4 [ 1325.525626][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.525669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.525691][ T32] r4:e06c9dc0 [ 1325.525710][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.525751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.525773][ T32] r4:00000000 [ 1325.525822][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.525871][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.525931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.525977][ T32] r5:00001000 r4:eda49000 [ 1325.525998][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.526036][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.526074][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.526094][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.526135][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.526155][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.526244][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.526827][ T32] r4:84ffea80 [ 1325.526858][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.526916][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.526943][ T32] r4:00000001 [ 1325.526963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.527014][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.527045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.527072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.527097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.527124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.527145][ T32] r4:8500f640 [ 1325.527167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.527198][ T32] INFO: task kworker/0:74:3850 blocked for more than 452 seconds. [ 1325.527229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.527252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.527273][ T32] task:kworker/0:74 state:D stack:0 pid:3850 tgid:3850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.527346][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.527449][ T32] Call trace: [ 1325.527498][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.527552][ T32] r10:829189c0 r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:8507bc00 [ 1325.527574][ T32] r4:8507bc00 [ 1325.527592][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.527657][ T32] r5:8507bc00 r4:829189bc [ 1325.527708][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.527756][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.527804][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1325.527825][ T32] r4:00000000 [ 1325.527844][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.527911][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.527976][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.528020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022700 [ 1325.528043][ T32] r4:00000000 [ 1325.528062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.528103][ T32] r9:83018005 r8:8507bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1325.528124][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.528163][ T32] r5:00001000 r4:e039f000 [ 1325.528182][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.528220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.528258][ T32] r5:850c378c r4:850c3400 [ 1325.528278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.528347][ T32] r7:dddced40 r6:83018000 r5:850c378c r4:84ffeb00 [ 1325.528372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.528416][ T32] r10:61c88647 r9:8507bc00 r8:84ffeb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.528504][ T32] r4:84ffeb00 [ 1325.528529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.528599][ T32] r10:00000000 r9:84ffeb00 r8:8027ecf4 r7:e06c5e60 r6:85004f00 r5:8507bc00 [ 1325.528650][ T32] r4:00000001 [ 1325.528700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.528766][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) [ 1325.528797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.528825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.528852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.528904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.528929][ T32] r4:84db6b80 [ 1325.529421][ T32] INFO: task kworker/0:74:3850 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.529461][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.529517][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.529589][ T32] Call trace: [ 1325.529619][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.529668][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.529691][ T32] r4:00000000 [ 1325.529714][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.529753][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.529781][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.529841][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.529894][ T32] 9d60: 800f0013 ffffffff [ 1325.529924][ T32] r5:800f0013 r4:80239bb0 [ 1325.529995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.530066][ T32] r4:82ac11e4 [ 1325.530089][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.530158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.530210][ T32] r4:e06c9dc0 [ 1325.530232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.530294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.530317][ T32] r4:00000000 [ 1325.530336][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.530410][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.530445][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.530532][ T32] r5:00001000 r4:eda49000 [ 1325.530554][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.530627][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.530669][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.530715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.530761][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.530811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.530890][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.530921][ T32] r4:84ffea80 [ 1325.530940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.530984][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.531006][ T32] r4:00000001 [ 1325.531028][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.531062][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.531087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.531114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.531140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.531200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.531225][ T32] r4:8500f640 [ 1325.531244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.531303][ T32] INFO: task kworker/1:291:3852 blocked for more than 452 seconds. [ 1325.531361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.531386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.531406][ T32] task:kworker/1:291 state:D stack:0 pid:3852 tgid:3852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.531486][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.531555][ T32] Call trace: [ 1325.531617][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.531664][ T32] r10:829189c0 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:8507b000 [ 1325.531717][ T32] r4:8507b000 [ 1325.531738][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.531803][ T32] r5:8507b000 r4:829189bc [ 1325.531833][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.531872][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.531917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1325.531939][ T32] r4:00000000 [ 1325.531957][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.532083][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.532131][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.532172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e600 [ 1325.532234][ T32] r4:00000000 [ 1325.532299][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.532374][ T32] r9:83018205 r8:8507b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.532405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.532527][ T32] r5:00001000 r4:dfdad000 [ 1325.532558][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.532600][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.532652][ T32] r5:850c038c r4:850c0000 [ 1325.532701][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.532747][ T32] r7:ddde2d40 r6:83018200 r5:850c038c r4:85004f80 [ 1325.532768][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.532811][ T32] r10:61c88647 r9:8507b000 r8:85004fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.532833][ T32] r4:85004f80 [ 1325.532851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.532892][ T32] r10:00000000 r9:85004f80 r8:8027ecf4 r7:e06b9e60 r6:85018000 r5:8507b000 [ 1325.532914][ T32] r4:00000001 [ 1325.532932][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.532992][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1325.533051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.533083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.533140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.533172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.533193][ T32] r4:8501e5c0 [ 1325.533486][ T32] INFO: task kworker/1:291:3852 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.533523][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.533577][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.533686][ T32] Call trace: [ 1325.533718][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.533766][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.533788][ T32] r4:00000000 [ 1325.533806][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.533869][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.533901][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.533962][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.534021][ T32] 9d60: 800f0013 ffffffff [ 1325.534046][ T32] r5:800f0013 r4:80239bb0 [ 1325.534066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.534134][ T32] r4:82ac11e4 [ 1325.534183][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.534229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.534251][ T32] r4:e06c9dc0 [ 1325.534299][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.534373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.534398][ T32] r4:00000000 [ 1325.534417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.534463][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.534512][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.534556][ T32] r5:00001000 r4:eda49000 [ 1325.534602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.534674][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.534717][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.534736][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.534820][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.534844][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.534888][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.534935][ T32] r4:84ffea80 [ 1325.534957][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.535001][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.535022][ T32] r4:00000001 [ 1325.535040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.535073][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.535127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.535158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.535183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.535210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.535259][ T32] r4:8500f640 [ 1325.535281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.535332][ T32] INFO: task kworker/1:292:3855 blocked for more than 452 seconds. [ 1325.535390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.535415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.535488][ T32] task:kworker/1:292 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.535569][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.535666][ T32] Call trace: [ 1325.535729][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.535777][ T32] r10:829189c0 r9:e06b5d84 r8:00000002 r7:60000113 r6:e06b5d8c r5:8507c800 [ 1325.535816][ T32] r4:8507c800 [ 1325.535837][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.535888][ T32] r5:8507c800 r4:829189bc [ 1325.535909][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.535971][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.536018][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b5e08 [ 1325.536071][ T32] r4:00000000 [ 1325.536120][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.536193][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.536280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.551991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e640 [ 1325.552036][ T32] r4:00000000 [ 1325.552092][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.552194][ T32] r9:83018205 r8:8507c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.552219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.552262][ T32] r5:00001000 r4:dfee5000 [ 1325.552315][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.552358][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.552398][ T32] r5:850c078c r4:850c0400 [ 1325.552451][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.552527][ T32] r7:ddde2d40 r6:83018200 r5:850c078c r4:85018080 [ 1325.552579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.552663][ T32] r10:61c88647 r9:8507c800 r8:850180ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.552688][ T32] r4:85018080 [ 1325.552738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.552816][ T32] r10:00000000 r9:85018080 r8:8027ecf4 r7:e06b9e60 r6:85018100 r5:8507c800 [ 1325.552841][ T32] r4:00000001 [ 1325.552860][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.552900][ T32] Exception stack(0xe06b5fb0 to 0xe06b5ff8) [ 1325.552958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.552989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.553014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.553042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.553063][ T32] r4:8501e680 [ 1325.553537][ T32] INFO: task kworker/1:292:3855 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.553661][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.553856][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.553934][ T32] Call trace: [ 1325.554006][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.554061][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.554112][ T32] r4:00000000 [ 1325.554161][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.554236][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.554321][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.554389][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.554418][ T32] 9d60: 800f0013 ffffffff [ 1325.554460][ T32] r5:800f0013 r4:80239bb0 [ 1325.554484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.554526][ T32] r4:82ac11e4 [ 1325.554547][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.554588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.554610][ T32] r4:e06c9dc0 [ 1325.554628][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.554699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.554725][ T32] r4:00000000 [ 1325.554776][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.554840][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.554866][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.554933][ T32] r5:00001000 r4:eda49000 [ 1325.554982][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.555025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.555095][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.555129][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.555206][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.555257][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.555337][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.555362][ T32] r4:84ffea80 [ 1325.555402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.555487][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.555514][ T32] r4:00000001 [ 1325.555584][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.555653][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.555681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.555734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.555762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.555790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.555812][ T32] r4:8500f640 [ 1325.555832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.555860][ T32] INFO: task kworker/1:293:3857 blocked for more than 452 seconds. [ 1325.555918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.555946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.555967][ T32] task:kworker/1:293 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.556104][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.556182][ T32] Call trace: [ 1325.556262][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.563527][ T32] r10:829189c0 r9:e0695d84 r8:00000002 r7:60000113 r6:e0695d8c r5:8507d400 [ 1325.563570][ T32] r4:8507d400 [ 1325.563603][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.563668][ T32] r5:8507d400 r4:829189bc [ 1325.563724][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.563772][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.563848][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0695e08 [ 1325.563906][ T32] r4:00000000 [ 1325.563958][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.564028][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.564100][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.564160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e840 [ 1325.564217][ T32] r4:00000000 [ 1325.564239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.564310][ T32] r9:83018205 r8:8507d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1325.564360][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.564455][ T32] r5:00001000 r4:dff03000 [ 1325.564500][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.564542][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.564580][ T32] r5:850c0b8c r4:850c0800 [ 1325.564611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.564701][ T32] r7:ddde2d40 r6:83018200 r5:850c0b8c r4:85018180 [ 1325.564726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.564771][ T32] r10:61c88647 r9:8507d400 r8:850181ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.564793][ T32] r4:85018180 [ 1325.564811][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.564854][ T32] r10:00000000 r9:85018180 r8:8027ecf4 r7:e06b9e60 r6:85018200 r5:8507d400 [ 1325.564903][ T32] r4:00000001 [ 1325.564926][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.564962][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) [ 1325.565017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.565080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.565109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.565184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.565208][ T32] r4:8501e780 [ 1325.565712][ T32] INFO: task kworker/1:293:3857 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.565750][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.565816][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.565860][ T32] Call trace: [ 1325.565889][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.565967][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.565993][ T32] r4:00000000 [ 1325.566012][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.566050][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.566109][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.566140][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.566163][ T32] 9d60: 800f0013 ffffffff [ 1325.566186][ T32] r5:800f0013 r4:80239bb0 [ 1325.566268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.575426][ T32] r4:82ac11e4 [ 1325.575477][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.575539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.575562][ T32] r4:e06c9dc0 [ 1325.575582][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.575659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.575713][ T32] r4:00000000 [ 1325.575735][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.575779][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.575829][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.575910][ T32] r5:00001000 r4:eda49000 [ 1325.575961][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.576034][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.576076][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.576123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.576174][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.576197][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.576645][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.576678][ T32] r4:84ffea80 [ 1325.576699][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.576755][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.576777][ T32] r4:00000001 [ 1325.576796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.576831][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.576859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.576887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.576913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.576948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.576970][ T32] r4:8500f640 [ 1325.576993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.577032][ T32] INFO: task kworker/1:294:3859 blocked for more than 452 seconds. [ 1325.577064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.577087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.577116][ T32] task:kworker/1:294 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.577172][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.577256][ T32] Call trace: [ 1325.577319][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.577371][ T32] r10:829189c0 r9:e06d9d84 r8:00000002 r7:60000113 r6:e06d9d8c r5:8507e000 [ 1325.577394][ T32] r4:8507e000 [ 1325.577414][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.577492][ T32] r5:8507e000 r4:829189bc [ 1325.577538][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.577594][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.577642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 1325.577679][ T32] r4:00000000 [ 1325.577700][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.577740][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.577778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.577819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e9c0 [ 1325.577868][ T32] r4:00000000 [ 1325.577891][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.577938][ T32] r9:83018205 r8:8507e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1325.577987][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.578030][ T32] r5:00001000 r4:dff2f000 [ 1325.578078][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.578159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.578202][ T32] r5:850c0f8c r4:850c0c00 [ 1325.578250][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.578324][ T32] r7:ddde2d40 r6:83018200 r5:850c0f8c r4:85018280 [ 1325.578348][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.578395][ T32] r10:61c88647 r9:8507e000 r8:850182ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.578420][ T32] r4:85018280 [ 1325.578440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.578492][ T32] r10:00000000 r9:85018280 r8:8027ecf4 r7:e06b9e60 r6:85018300 r5:8507e000 [ 1325.578517][ T32] r4:00000001 [ 1325.578537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.578602][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 1325.578630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.578661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.578688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.578716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.578738][ T32] r4:8501e900 [ 1325.579217][ T32] INFO: task kworker/1:294:3859 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.579253][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.579336][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.579378][ T32] Call trace: [ 1325.579436][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.579493][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.579516][ T32] r4:00000000 [ 1325.579534][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.579599][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.579631][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.579659][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.579681][ T32] 9d60: 800f0013 ffffffff [ 1325.579745][ T32] r5:800f0013 r4:80239bb0 [ 1325.579768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.579808][ T32] r4:82ac11e4 [ 1325.579831][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.579873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.579895][ T32] r4:e06c9dc0 [ 1325.579913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.579979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.580004][ T32] r4:00000000 [ 1325.580022][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.580063][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.580084][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.580122][ T32] r5:00001000 r4:eda49000 [ 1325.580142][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.580202][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.580244][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.580291][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.580337][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.580370][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.580445][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.580492][ T32] r4:84ffea80 [ 1325.580515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.580560][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.580582][ T32] r4:00000001 [ 1325.580600][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.580633][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.580659][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.580718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.580747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.580801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.580826][ T32] r4:8500f640 [ 1325.580888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.580946][ T32] INFO: task kworker/1:295:3860 blocked for more than 452 seconds. [ 1325.581003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.581058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.581106][ T32] task:kworker/1:295 state:D stack:0 pid:3860 tgid:3860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.581182][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.581221][ T32] Call trace: [ 1325.581249][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.581321][ T32] r10:829189c0 r9:e06e1d84 r8:00000002 r7:60000013 r6:e06e1d8c r5:8507ec00 [ 1325.581347][ T32] r4:8507ec00 [ 1325.581365][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.581404][ T32] r5:8507ec00 r4:829189bc [ 1325.581451][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.581521][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.581568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1325.581590][ T32] r4:00000000 [ 1325.581608][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.581646][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.581700][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.581747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501eb40 [ 1325.581797][ T32] r4:00000000 [ 1325.581821][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.581863][ T32] r9:83018205 r8:8507ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1325.581884][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.581923][ T32] r5:00001000 r4:dff6b000 [ 1325.581942][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.581982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.582019][ T32] r5:850c138c r4:850c1000 [ 1325.582038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.582079][ T32] r7:ddde2d40 r6:83018200 r5:850c138c r4:85018380 [ 1325.582129][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.582176][ T32] r10:61c88647 r9:8507ec00 r8:850183ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.582200][ T32] r4:85018380 [ 1325.582219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.582262][ T32] r10:00000000 r9:85018380 r8:8027ecf4 r7:e06b9e60 r6:85018400 r5:8507ec00 [ 1325.582283][ T32] r4:00000001 [ 1325.582302][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.582334][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1325.582359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.582386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.582412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.582440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.582494][ T32] r4:8501ec80 [ 1325.582777][ T32] INFO: task kworker/1:295:3860 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.582810][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.582863][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.582920][ T32] Call trace: [ 1325.582952][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.583000][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.583021][ T32] r4:00000000 [ 1325.583039][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.583102][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.583134][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.583162][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.583185][ T32] 9d60: 800f0013 ffffffff [ 1325.583235][ T32] r5:800f0013 r4:80239bb0 [ 1325.583284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.583353][ T32] r4:82ac11e4 [ 1325.583376][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.583418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.583440][ T32] r4:e06c9dc0 [ 1325.583463][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.583531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.583583][ T32] r4:00000000 [ 1325.583605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.583647][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.583667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.583706][ T32] r5:00001000 r4:eda49000 [ 1325.583725][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.583762][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.583800][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.583847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.583893][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.583912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.583983][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.584009][ T32] r4:84ffea80 [ 1325.584055][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.584102][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.584124][ T32] r4:00000001 [ 1325.584143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.584214][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.584271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.584301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.584326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.584354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.584376][ T32] r4:8500f640 [ 1325.584421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.584522][ T32] INFO: task kworker/1:296:3863 blocked for more than 452 seconds. [ 1325.584557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.584580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.584632][ T32] task:kworker/1:296 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.584680][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.584753][ T32] Call trace: [ 1325.584784][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.584855][ T32] r10:829189c0 r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:8507a400 [ 1325.584881][ T32] r4:8507a400 [ 1325.584940][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.584982][ T32] r5:8507a400 r4:829189bc [ 1325.585001][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.585039][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.585082][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1325.585104][ T32] r4:00000000 [ 1325.585122][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.585158][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.585193][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.585232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501eec0 [ 1325.585253][ T32] r4:00000000 [ 1325.585300][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.585344][ T32] r9:83018205 r8:8507a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1325.585369][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.585408][ T32] r5:00001000 r4:dffd9000 [ 1325.585427][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.585471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.585509][ T32] r5:850c1b8c r4:850c1800 [ 1325.585528][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.585596][ T32] r7:ddde2d40 r6:83018200 r5:850c1b8c r4:85018480 [ 1325.585620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.585664][ T32] r10:61c88647 r9:8507a400 r8:850184ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.585728][ T32] r4:85018480 [ 1325.585749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.585791][ T32] r10:00000000 r9:85018480 r8:8027ecf4 r7:e06b9e60 r6:85018500 r5:8507a400 [ 1325.585832][ T32] r4:00000001 [ 1325.585854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.585888][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1325.585912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.585940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.585965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.585992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.586013][ T32] r4:8501ed00 [ 1325.600288][ T32] INFO: task kworker/1:296:3863 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.600410][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.600540][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.600600][ T32] Call trace: [ 1325.600632][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.600687][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.600711][ T32] r4:00000000 [ 1325.600730][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.600770][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.600802][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.600882][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.600941][ T32] 9d60: 800f0013 ffffffff [ 1325.600995][ T32] r5:800f0013 r4:80239bb0 [ 1325.601019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.601063][ T32] r4:82ac11e4 [ 1325.601110][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.601156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.601178][ T32] r4:e06c9dc0 [ 1325.601197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.601241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.601264][ T32] r4:00000000 [ 1325.601284][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.601360][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.601388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.601465][ T32] r5:00001000 r4:eda49000 [ 1325.601489][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.601528][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.601594][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.601619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.601662][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.601683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.601727][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.601748][ T32] r4:84ffea80 [ 1325.601771][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.601815][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.601869][ T32] r4:00000001 [ 1325.601918][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.601984][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.602012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.602040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.602066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.602121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.602146][ T32] r4:8500f640 [ 1325.602168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.602218][ T32] INFO: task kworker/1:297:3866 blocked for more than 452 seconds. [ 1325.602290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.602354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.602379][ T32] task:kworker/1:297 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.602434][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.602527][ T32] Call trace: [ 1325.602590][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.602636][ T32] r10:829189c0 r9:e06e9d84 r8:00000002 r7:60000013 r6:e06e9d8c r5:84f41800 [ 1325.602658][ T32] r4:84f41800 [ 1325.602707][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.602749][ T32] r5:84f41800 r4:829189bc [ 1325.602771][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.602811][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.602855][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1325.602905][ T32] r4:00000000 [ 1325.602927][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.602965][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.603021][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.603065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85016cc0 [ 1325.603087][ T32] r4:00000000 [ 1325.603106][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.603145][ T32] r9:83018205 r8:84f41800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.603195][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.603236][ T32] r5:00001000 r4:dfff3000 [ 1325.603257][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.603307][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.603345][ T32] r5:850c1f8c r4:850c1c00 [ 1325.603423][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.603476][ T32] r7:ddde2d40 r6:83018200 r5:850c1f8c r4:85018580 [ 1325.603496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.603541][ T32] r10:61c88647 r9:84f41800 r8:850185ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.603562][ T32] r4:85018580 [ 1325.603610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.603656][ T32] r10:00000000 r9:85018580 r8:8027ecf4 r7:e06dde60 r6:85018600 r5:84f41800 [ 1325.603689][ T32] r4:00000001 [ 1325.603708][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.603742][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1325.603767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.603822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.603851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.603906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.603930][ T32] r4:85016c80 [ 1325.604395][ T32] INFO: task kworker/1:297:3866 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.604430][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.604533][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.604680][ T32] Call trace: [ 1325.604717][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.604766][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.604788][ T32] r4:00000000 [ 1325.604806][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.604843][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.604870][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.604898][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.604954][ T32] 9d60: 800f0013 ffffffff [ 1325.604982][ T32] r5:800f0013 r4:80239bb0 [ 1325.605002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.605089][ T32] r4:82ac11e4 [ 1325.605112][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.605155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.605179][ T32] r4:e06c9dc0 [ 1325.605199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.605239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.605292][ T32] r4:00000000 [ 1325.605342][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.605386][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.605438][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.605486][ T32] r5:00001000 r4:eda49000 [ 1325.605506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.605545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.605582][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.605630][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.605676][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.605695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.605739][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.605790][ T32] r4:84ffea80 [ 1325.605813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.605857][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.605880][ T32] r4:00000001 [ 1325.605898][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.605931][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.605986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.606044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.606073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.606129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.606182][ T32] r4:8500f640 [ 1325.606248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.614855][ T32] INFO: task kworker/1:298:3867 blocked for more than 452 seconds. [ 1325.614936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.614968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.614991][ T32] task:kworker/1:298 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.615049][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.615105][ T32] Call trace: [ 1325.615169][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.615254][ T32] r10:829189c0 r9:e06f1d84 r8:00000002 r7:60000013 r6:e06f1d8c r5:85080000 [ 1325.615306][ T32] r4:85080000 [ 1325.615329][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.615399][ T32] r5:85080000 r4:829189bc [ 1325.615493][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.615541][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.615586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 1325.615609][ T32] r4:00000000 [ 1325.615627][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.615663][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.615701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.615741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f040 [ 1325.615762][ T32] r4:00000000 [ 1325.615780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.615822][ T32] r9:83018205 r8:85080000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1325.615843][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.615920][ T32] r5:00001000 r4:e0031000 [ 1325.615944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.615983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.616023][ T32] r5:850c278c r4:850c2400 [ 1325.616073][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.616120][ T32] r7:ddde2d40 r6:83018200 r5:850c278c r4:85018680 [ 1325.616172][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.616219][ T32] r10:61c88647 r9:85080000 r8:850186ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.616306][ T32] r4:85018680 [ 1325.621137][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.621228][ T32] r10:00000000 r9:85018680 r8:8027ecf4 r7:e06e9e60 r6:85018700 r5:85080000 [ 1325.621254][ T32] r4:00000001 [ 1325.621274][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.621374][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1325.621407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.621436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.621486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.621518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.621566][ T32] r4:8501efc0 [ 1325.622070][ T32] INFO: task kworker/1:298:3867 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.622140][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.622270][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.622326][ T32] Call trace: [ 1325.622389][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.622441][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.622473][ T32] r4:00000000 [ 1325.622493][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.622532][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.622560][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.622588][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.622610][ T32] 9d60: 800f0013 ffffffff [ 1325.622713][ T32] r5:800f0013 r4:80239bb0 [ 1325.622737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.622807][ T32] r4:82ac11e4 [ 1325.622859][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.622912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.622936][ T32] r4:e06c9dc0 [ 1325.622956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.623051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.623077][ T32] r4:00000000 [ 1325.623125][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.623197][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.623221][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.623262][ T32] r5:00001000 r4:eda49000 [ 1325.623282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.623320][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.623480][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.623506][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.623602][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.623673][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.623777][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.623802][ T32] r4:84ffea80 [ 1325.623849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.623897][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.623920][ T32] r4:00000001 [ 1325.623978][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.624015][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.624042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.624090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.624148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.624179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.624231][ T32] r4:8500f640 [ 1325.624311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.624342][ T32] INFO: task kworker/1:299:3868 blocked for more than 452 seconds. [ 1325.624411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.624438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.624465][ T32] task:kworker/1:299 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.624540][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.624579][ T32] Call trace: [ 1325.624641][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.624715][ T32] r10:829189c0 r9:e06e5d84 r8:00000002 r7:60000113 r6:e06e5d8c r5:85080c00 [ 1325.624742][ T32] r4:85080c00 [ 1325.624789][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.624859][ T32] r5:85080c00 r4:829189bc [ 1325.624912][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.624954][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.624999][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1325.625059][ T32] r4:00000000 [ 1325.625109][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.625149][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.625185][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.625225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ef80 [ 1325.625274][ T32] r4:00000000 [ 1325.625296][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.625370][ T32] r9:83018205 r8:85080c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1325.625420][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.625472][ T32] r5:00001000 r4:e0007000 [ 1325.625493][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.625532][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.625570][ T32] r5:850c238c r4:850c2000 [ 1325.625589][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.625660][ T32] r7:ddde2d40 r6:83018200 r5:850c238c r4:85018780 [ 1325.625710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.625783][ T32] r10:61c88647 r9:85080c00 r8:850187ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.625807][ T32] r4:85018780 [ 1325.625826][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.625908][ T32] r10:00000000 r9:85018780 r8:8027ecf4 r7:e06f1e60 r6:85018800 r5:85080c00 [ 1325.625933][ T32] r4:00000001 [ 1325.625952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.626009][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1325.626037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.626064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.626090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.626117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.626138][ T32] r4:8501efc0 [ 1325.636982][ T32] INFO: task kworker/1:299:3868 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.637085][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.637159][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.637219][ T32] Call trace: [ 1325.637285][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.637345][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.637398][ T32] r4:00000000 [ 1325.637449][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.637505][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.637589][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.637622][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.637659][ T32] 9d60: 800f0013 ffffffff [ 1325.637711][ T32] r5:800f0013 r4:80239bb0 [ 1325.637765][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.637814][ T32] r4:82ac11e4 [ 1325.637884][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.637929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.637980][ T32] r4:e06c9dc0 [ 1325.638036][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.638146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.638170][ T32] r4:00000000 [ 1325.638190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.638232][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.638294][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.638338][ T32] r5:00001000 r4:eda49000 [ 1325.638358][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.638397][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.638435][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.638455][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.638504][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.638554][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.638601][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.638657][ T32] r4:84ffea80 [ 1325.638683][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.638761][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.638811][ T32] r4:00000001 [ 1325.638844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.638904][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.638992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.639051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.639087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.639116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.639167][ T32] r4:8500f640 [ 1325.639222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.639278][ T32] INFO: task kworker/1:300:3871 blocked for more than 452 seconds. [ 1325.639314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.639337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.639384][ T32] task:kworker/1:300 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.639432][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.639479][ T32] Call trace: [ 1325.639508][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.639591][ T32] r10:829189c0 r9:e06f5d84 r8:00000002 r7:60000013 r6:e06f5d8c r5:85081800 [ 1325.639638][ T32] r4:85081800 [ 1325.639689][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.639733][ T32] r5:85081800 r4:829189bc [ 1325.639753][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.639792][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.639838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 1325.639860][ T32] r4:00000000 [ 1325.639878][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.639914][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.639951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.639993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f140 [ 1325.640055][ T32] r4:00000000 [ 1325.640126][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.640169][ T32] r9:83018205 r8:85081800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.640223][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.640265][ T32] r5:00001000 r4:e0045000 [ 1325.640284][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.640321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.640362][ T32] r5:850c2b8c r4:850c2800 [ 1325.640417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.640525][ T32] r7:ddde2d40 r6:83018200 r5:850c2b8c r4:85018880 [ 1325.640586][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.640634][ T32] r10:61c88647 r9:85081800 r8:850188ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.640702][ T32] r4:85018880 [ 1325.640745][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.640790][ T32] r10:00000000 r9:85018880 r8:8027ecf4 r7:e06f1e60 r6:85018900 r5:85081800 [ 1325.640900][ T32] r4:00000001 [ 1325.640927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.640962][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1325.641018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.641068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.641096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.641155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.641179][ T32] r4:8502f1c0 [ 1325.641531][ T32] INFO: task kworker/1:300:3871 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.641596][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.641658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.641699][ T32] Call trace: [ 1325.641728][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.641775][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.641826][ T32] r4:00000000 [ 1325.641875][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.641945][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.642006][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.642038][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.642061][ T32] 9d60: 800f0013 ffffffff [ 1325.642083][ T32] r5:800f0013 r4:80239bb0 [ 1325.642102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.642142][ T32] r4:82ac11e4 [ 1325.642184][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.642255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.642310][ T32] r4:e06c9dc0 [ 1325.642332][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.642374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.642396][ T32] r4:00000000 [ 1325.642415][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.642493][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.642523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.642565][ T32] r5:00001000 r4:eda49000 [ 1325.642613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.642682][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.642766][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.642787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.642830][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.642850][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.642934][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.642988][ T32] r4:84ffea80 [ 1325.643011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.643058][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.643103][ T32] r4:00000001 [ 1325.643152][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.643216][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.643245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.643272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.643297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.643324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.643377][ T32] r4:8500f640 [ 1325.643399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.643426][ T32] INFO: task kworker/1:301:3873 blocked for more than 452 seconds. [ 1325.643528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.643555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.643576][ T32] task:kworker/1:301 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.643620][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.643698][ T32] Call trace: [ 1325.643730][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.643775][ T32] r10:829189c0 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:85082400 [ 1325.643814][ T32] r4:85082400 [ 1325.643835][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.643874][ T32] r5:85082400 r4:829189bc [ 1325.643893][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.643931][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.643975][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1325.644034][ T32] r4:00000000 [ 1325.644140][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.644180][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.644219][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.644258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f2c0 [ 1325.644319][ T32] r4:00000000 [ 1325.644342][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.644445][ T32] r9:83018205 r8:85082400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1325.644496][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.644541][ T32] r5:00001000 r4:e006d000 [ 1325.644562][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.644600][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.644637][ T32] r5:850c2f8c r4:850c2c00 [ 1325.644689][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.644762][ T32] r7:ddde2d40 r6:83018200 r5:850c2f8c r4:85018980 [ 1325.644819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.644866][ T32] r10:61c88647 r9:85082400 r8:850189ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.644888][ T32] r4:85018980 [ 1325.644906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.644977][ T32] r10:00000000 r9:85018980 r8:8027ecf4 r7:e06f5e60 r6:85018a00 r5:85082400 [ 1325.645030][ T32] r4:00000001 [ 1325.645051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.645106][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1325.645156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.645242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.645270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.645297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.645346][ T32] r4:8502f100 [ 1325.645684][ T32] INFO: task kworker/1:301:3873 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.645742][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.645799][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.645874][ T32] Call trace: [ 1325.645931][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.645979][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.646002][ T32] r4:00000000 [ 1325.646050][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.646097][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.646127][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.646197][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.646223][ T32] 9d60: 800f0013 ffffffff [ 1325.646245][ T32] r5:800f0013 r4:80239bb0 [ 1325.646312][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.663883][ T32] r4:82ac11e4 [ 1325.663962][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.664035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.664096][ T32] r4:e06c9dc0 [ 1325.664119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.664164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.664213][ T32] r4:00000000 [ 1325.664235][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.664310][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.664334][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.664377][ T32] r5:00001000 r4:eda49000 [ 1325.664397][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.664435][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.664515][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.664562][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.664611][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.664658][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.664707][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.664728][ T32] r4:84ffea80 [ 1325.664748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.664791][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.664833][ T32] r4:00000001 [ 1325.664855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.664891][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.664919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.664970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.665003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.665061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.665113][ T32] r4:8500f640 [ 1325.665140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.665169][ T32] INFO: task kworker/1:302:3875 blocked for more than 452 seconds. [ 1325.665200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.665223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.665244][ T32] task:kworker/1:302 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.665298][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.665339][ T32] Call trace: [ 1325.665369][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.665417][ T32] r10:829189c0 r9:e06fdd84 r8:00000002 r7:60000013 r6:e06fdd8c r5:85083000 [ 1325.665440][ T32] r4:85083000 [ 1325.665464][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.665504][ T32] r5:85083000 r4:829189bc [ 1325.665566][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.665609][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.665653][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06fde08 [ 1325.665703][ T32] r4:00000000 [ 1325.665724][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.665762][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.665831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.665886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f480 [ 1325.665911][ T32] r4:00000000 [ 1325.665930][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.665999][ T32] r9:83018205 r8:85083000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1325.666049][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.666135][ T32] r5:00001000 r4:e0089000 [ 1325.666183][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.666263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.673226][ T32] r5:850c338c r4:850c3000 [ 1325.673297][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.673370][ T32] r7:ddde2d40 r6:83018200 r5:850c338c r4:85018a80 [ 1325.673424][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.673482][ T32] r10:61c88647 r9:85083000 r8:85018aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.673544][ T32] r4:85018a80 [ 1325.673595][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.673677][ T32] r10:00000000 r9:85018a80 r8:8027ecf4 r7:e06f9e60 r6:85018b00 r5:85083000 [ 1325.673703][ T32] r4:00000001 [ 1325.673723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.673760][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1325.673789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.673848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.673877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.673918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.673942][ T32] r4:8502f300 [ 1325.674413][ T32] INFO: task kworker/1:302:3875 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.674450][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.674617][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.674666][ T32] Call trace: [ 1325.674698][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.674748][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.674862][ T32] r4:00000000 [ 1325.674913][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.674993][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.675053][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.675085][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.675108][ T32] 9d60: 800f0013 ffffffff [ 1325.675133][ T32] r5:800f0013 r4:80239bb0 [ 1325.675155][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.675198][ T32] r4:82ac11e4 [ 1325.675219][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.675330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.675367][ T32] r4:e06c9dc0 [ 1325.675420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.675495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.675521][ T32] r4:00000000 [ 1325.675544][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.675588][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.675610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.675651][ T32] r5:00001000 r4:eda49000 [ 1325.675702][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.675745][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.675784][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.675833][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.675880][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.675901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.675944][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.675966][ T32] r4:84ffea80 [ 1325.676006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.676052][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.676074][ T32] r4:00000001 [ 1325.676093][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.676156][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.676214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.676244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.676269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.682573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.682656][ T32] r4:8500f640 [ 1325.682711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.682746][ T32] INFO: task kworker/1:303:3877 blocked for more than 452 seconds. [ 1325.682779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.682845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.682871][ T32] task:kworker/1:303 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.682928][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.682984][ T32] Call trace: [ 1325.683047][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.683102][ T32] r10:829189c0 r9:e0701d84 r8:00000002 r7:60000013 r6:e0701d8c r5:85083c00 [ 1325.683124][ T32] r4:85083c00 [ 1325.683143][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.683183][ T32] r5:85083c00 r4:829189bc [ 1325.683202][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.683266][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.683315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 1325.683337][ T32] r4:00000000 [ 1325.683357][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.683424][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.683474][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.683517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f840 [ 1325.683539][ T32] r4:00000000 [ 1325.683559][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.683625][ T32] r9:83018205 r8:85083c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1325.683650][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.683691][ T32] r5:00001000 r4:e03ad000 [ 1325.683712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.683750][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.683789][ T32] r5:850c3b8c r4:850c3800 [ 1325.683809][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.683852][ T32] r7:ddde2d40 r6:83018200 r5:850c3b8c r4:85018b80 [ 1325.683872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.683932][ T32] r10:61c88647 r9:85083c00 r8:85018bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.683982][ T32] r4:85018b80 [ 1325.684004][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.684049][ T32] r10:00000000 r9:85018b80 r8:8027ecf4 r7:e06fde60 r6:85018c00 r5:85083c00 [ 1325.684070][ T32] r4:00000001 [ 1325.684092][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.684128][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) [ 1325.684154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.684182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.684207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.684235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.684256][ T32] r4:8502f3c0 [ 1325.684757][ T32] INFO: task kworker/1:303:3877 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.684794][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.684849][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.684923][ T32] Call trace: [ 1325.684952][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.685000][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.685023][ T32] r4:00000000 [ 1325.685041][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.685078][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.685107][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.685134][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.685157][ T32] 9d60: 800f0013 ffffffff [ 1325.685190][ T32] r5:800f0013 r4:80239bb0 [ 1325.685213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.685253][ T32] r4:82ac11e4 [ 1325.685273][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.685314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.685335][ T32] r4:e06c9dc0 [ 1325.685354][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.685433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.685496][ T32] r4:00000000 [ 1325.685534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.685623][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.685660][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.685761][ T32] r5:00001000 r4:eda49000 [ 1325.685815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.685910][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.685963][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.685982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.686048][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.686072][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.686118][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.686140][ T32] r4:84ffea80 [ 1325.686158][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.686202][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.686238][ T32] r4:00000001 [ 1325.686310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.695036][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.695091][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.695121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.695146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.695177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.695231][ T32] r4:8500f640 [ 1325.695260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.695301][ T32] INFO: task kworker/1:304:3879 blocked for more than 452 seconds. [ 1325.695334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.695357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.695378][ T32] task:kworker/1:304 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.695491][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.695579][ T32] Call trace: [ 1325.695611][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.695664][ T32] r10:829189c0 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:85085400 [ 1325.695719][ T32] r4:85085400 [ 1325.695742][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.695784][ T32] r5:85085400 r4:829189bc [ 1325.695803][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.695871][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.695920][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1325.695969][ T32] r4:00000000 [ 1325.696016][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.696057][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.696096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.696137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fa40 [ 1325.696159][ T32] r4:00000000 [ 1325.696178][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.696220][ T32] r9:83018205 r8:85085400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1325.696241][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.700848][ T32] r5:00001000 r4:e03cf000 [ 1325.700893][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.700981][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.701048][ T32] r5:850c3f8c r4:850c3c00 [ 1325.701072][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.701147][ T32] r7:ddde2d40 r6:83018200 r5:850c3f8c r4:85018c80 [ 1325.701173][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.701221][ T32] r10:61c88647 r9:85085400 r8:85018cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.701272][ T32] r4:85018c80 [ 1325.701295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.701372][ T32] r10:00000000 r9:85018c80 r8:8027ecf4 r7:e0701e60 r6:85018d00 r5:85085400 [ 1325.701441][ T32] r4:00000001 [ 1325.701470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.701509][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1325.701538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.701591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.701621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.701650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.701671][ T32] r4:8502f8c0 [ 1325.702143][ T32] INFO: task kworker/1:304:3879 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.702180][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.702308][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.702386][ T32] Call trace: [ 1325.702421][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.702481][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.702532][ T32] r4:00000000 [ 1325.702555][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.702594][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.702624][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.702677][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.702703][ T32] 9d60: 800f0013 ffffffff [ 1325.702727][ T32] r5:800f0013 r4:80239bb0 [ 1325.702749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.702792][ T32] r4:82ac11e4 [ 1325.702812][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.702881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.702934][ T32] r4:e06c9dc0 [ 1325.702956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.702998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.703056][ T32] r4:00000000 [ 1325.703078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.703121][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.703142][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.703200][ T32] r5:00001000 r4:eda49000 [ 1325.703222][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.703290][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.703332][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.703350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.703392][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.703440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.703492][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.703514][ T32] r4:84ffea80 [ 1325.703561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.703635][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.703688][ T32] r4:00000001 [ 1325.703737][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.703774][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.703801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.703827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.703853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.703882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.703903][ T32] r4:8500f640 [ 1325.703923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.703980][ T32] INFO: task kworker/0:75:3881 blocked for more than 452 seconds. [ 1325.704043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.704069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.704090][ T32] task:kworker/0:75 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.704133][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.704170][ T32] Call trace: [ 1325.704198][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.704242][ T32] r10:829189c0 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:84fb3c00 [ 1325.704294][ T32] r4:84fb3c00 [ 1325.704318][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.704358][ T32] r5:84fb3c00 r4:829189bc [ 1325.704376][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.704415][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.704463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 1325.704537][ T32] r4:00000000 [ 1325.704559][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.704610][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.704650][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.704705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a8c0 [ 1325.704759][ T32] r4:00000000 [ 1325.704780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.704821][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1325.704841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.704878][ T32] r5:00001000 r4:e001b000 [ 1325.704897][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.704933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.704972][ T32] r5:850d2f8c r4:850d2c00 [ 1325.704990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.705030][ T32] r7:dddced40 r6:83018000 r5:850d2f8c r4:84ffeb80 [ 1325.705079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.705152][ T32] r10:61c88647 r9:84fb3c00 r8:84ffebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.705176][ T32] r4:84ffeb80 [ 1325.705195][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.705237][ T32] r10:00000000 r9:84ffeb80 r8:8027ecf4 r7:e06c5e60 r6:84ffec00 r5:84fb3c00 [ 1325.705284][ T32] r4:00000001 [ 1325.705307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.705341][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 1325.705366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.705419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.705449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.705509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.705536][ T32] r4:85022880 [ 1325.705801][ T32] INFO: task kworker/0:75:3881 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.705833][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.705969][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.706034][ T32] Call trace: [ 1325.706064][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.706138][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.706167][ T32] r4:00000000 [ 1325.706221][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.714712][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.714773][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.714830][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.714857][ T32] 9d60: 800f0013 ffffffff [ 1325.714883][ T32] r5:800f0013 r4:80239bb0 [ 1325.714905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.714962][ T32] r4:82ac11e4 [ 1325.714982][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.715025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.715077][ T32] r4:e06c9dc0 [ 1325.715128][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.715173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.715195][ T32] r4:00000000 [ 1325.715217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.715260][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.715281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.715349][ T32] r5:00001000 r4:eda49000 [ 1325.715372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.715412][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.715486][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.715541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.715587][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.715610][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.715688][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.715743][ T32] r4:84ffea80 [ 1325.715795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.715868][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.715893][ T32] r4:00000001 [ 1325.715958][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.715997][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.716022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.716049][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.716074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.716102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.716154][ T32] r4:8500f640 [ 1325.716208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.716249][ T32] INFO: task kworker/1:305:3882 blocked for more than 452 seconds. [ 1325.716281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.720505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.720586][ T32] task:kworker/1:305 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.720691][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.720751][ T32] Call trace: [ 1325.720783][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.720905][ T32] r10:829189c0 r9:e0711d84 r8:00000002 r7:60000113 r6:e0711d8c r5:84fb5400 [ 1325.720933][ T32] r4:84fb5400 [ 1325.720983][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.721060][ T32] r5:84fb5400 r4:829189bc [ 1325.721083][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.721151][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.721202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 1325.721224][ T32] r4:00000000 [ 1325.721242][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.721279][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.721318][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.721358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85016bc0 [ 1325.721380][ T32] r4:00000000 [ 1325.721399][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.721440][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1325.721466][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.721507][ T32] r5:00001000 r4:dfbf1000 [ 1325.721527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.721566][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.721619][ T32] r5:850c8f8c r4:850c8c00 [ 1325.721642][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.721713][ T32] r7:ddde2d40 r6:83018200 r5:850c8f8c r4:85018d80 [ 1325.721737][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.721782][ T32] r10:61c88647 r9:84fb5400 r8:85018dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.721835][ T32] r4:85018d80 [ 1325.721884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.721986][ T32] r10:00000000 r9:85018d80 r8:8027ecf4 r7:e070de60 r6:84ffec80 r5:84fb5400 [ 1325.722014][ T32] r4:00000001 [ 1325.722034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.722071][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) [ 1325.722141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.722183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.722211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.722238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.722259][ T32] r4:8502fa00 [ 1325.722728][ T32] INFO: task kworker/1:305:3882 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.722762][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.722833][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.722905][ T32] Call trace: [ 1325.722938][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.722986][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.723009][ T32] r4:00000000 [ 1325.723027][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.723063][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.723091][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.723152][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.723178][ T32] 9d60: 800f0013 ffffffff [ 1325.723231][ T32] r5:800f0013 r4:80239bb0 [ 1325.723287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.723359][ T32] r4:82ac11e4 [ 1325.723412][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.723462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.723515][ T32] r4:e06c9dc0 [ 1325.723537][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.723578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.723600][ T32] r4:00000000 [ 1325.723618][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.723691][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.723715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.723786][ T32] r5:00001000 r4:eda49000 [ 1325.723808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.723847][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.723885][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.723903][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.723946][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.723965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.724008][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.724058][ T32] r4:84ffea80 [ 1325.724112][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.724159][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.724211][ T32] r4:00000001 [ 1325.724244][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.724280][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.724305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.724331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.724392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.724438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.724466][ T32] r4:8500f640 [ 1325.724509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.724537][ T32] INFO: task kworker/1:306:3884 blocked for more than 452 seconds. [ 1325.724602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.724628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.724648][ T32] task:kworker/1:306 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.724691][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.724729][ T32] Call trace: [ 1325.724811][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.724856][ T32] r10:829189c0 r9:e0715d84 r8:00000002 r7:60000113 r6:e0715d8c r5:84fb6000 [ 1325.724910][ T32] r4:84fb6000 [ 1325.724932][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.725004][ T32] r5:84fb6000 r4:829189bc [ 1325.725057][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.725098][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.725164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 1325.725189][ T32] r4:00000000 [ 1325.725207][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.725244][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.725281][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.725321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fbc0 [ 1325.725366][ T32] r4:00000000 [ 1325.725388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.725461][ T32] r9:83018205 r8:84fb6000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.725552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.725622][ T32] r5:00001000 r4:df975000 [ 1325.725643][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.725710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.725751][ T32] r5:850c838c r4:850c8000 [ 1325.725770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.725811][ T32] r7:ddde2d40 r6:83018200 r5:850c838c r4:85018e00 [ 1325.725861][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.725908][ T32] r10:61c88647 r9:84fb6000 r8:85018e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.725932][ T32] r4:85018e00 [ 1325.725976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.726024][ T32] r10:00000000 r9:85018e00 r8:8027ecf4 r7:e0711e60 r6:84ffed00 r5:84fb6000 [ 1325.726047][ T32] r4:00000001 [ 1325.726065][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.726099][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1325.726156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.726186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.736621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.736707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.736751][ T32] r4:8502f740 [ 1325.737231][ T32] INFO: task kworker/1:306:3884 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.737269][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.737352][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.737411][ T32] Call trace: [ 1325.737442][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.737503][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.737525][ T32] r4:00000000 [ 1325.737544][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.737612][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.737669][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.737702][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.737728][ T32] 9d60: 800f0013 ffffffff [ 1325.737750][ T32] r5:800f0013 r4:80239bb0 [ 1325.737798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.737848][ T32] r4:82ac11e4 [ 1325.737893][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.737939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.737961][ T32] r4:e06c9dc0 [ 1325.737980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.738020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.738042][ T32] r4:00000000 [ 1325.738084][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.738156][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.738180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.738248][ T32] r5:00001000 r4:eda49000 [ 1325.738271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.738311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.738349][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.738369][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.738412][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.738433][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.738482][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.738529][ T32] r4:84ffea80 [ 1325.738589][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.738661][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.738735][ T32] r4:00000001 [ 1325.738757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.738792][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.738817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.738846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.738871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.738899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.738946][ T32] r4:8500f640 [ 1325.738971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.738999][ T32] INFO: task kworker/1:307:3887 blocked for more than 452 seconds. [ 1325.739031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.739054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.739074][ T32] task:kworker/1:307 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.739118][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.739156][ T32] Call trace: [ 1325.739184][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.739259][ T32] r10:829189c0 r9:e0671d84 r8:00000002 r7:60000013 r6:e0671d8c r5:84fb6c00 [ 1325.739309][ T32] r4:84fb6c00 [ 1325.739354][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.739397][ T32] r5:84fb6c00 r4:829189bc [ 1325.739416][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.739462][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.739508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1325.739558][ T32] r4:00000000 [ 1325.739581][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.739644][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.739685][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.739725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fcc0 [ 1325.739747][ T32] r4:00000000 [ 1325.739766][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.739832][ T32] r9:83018205 r8:84fb6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.739856][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.739895][ T32] r5:00001000 r4:df9d9000 [ 1325.739914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.739951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.739988][ T32] r5:850c878c r4:850c8400 [ 1325.740008][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.740048][ T32] r7:ddde2d40 r6:83018200 r5:850c878c r4:85018e80 [ 1325.740069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.740151][ T32] r10:61c88647 r9:84fb6c00 r8:85018eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.740201][ T32] r4:85018e80 [ 1325.740222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.740290][ T32] r10:00000000 r9:85018e80 r8:8027ecf4 r7:e0711e60 r6:84ffed80 r5:84fb6c00 [ 1325.740345][ T32] r4:00000001 [ 1325.740366][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740400][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1325.740449][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.740501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.740530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.740557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.740606][ T32] r4:8502fd40 [ 1325.740910][ T32] INFO: task kworker/1:307:3887 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.740944][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.740998][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.741067][ T32] Call trace: [ 1325.741097][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.741173][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.741198][ T32] r4:00000000 [ 1325.741217][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.741254][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.741282][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.741337][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.741363][ T32] 9d60: 800f0013 ffffffff [ 1325.741406][ T32] r5:800f0013 r4:80239bb0 [ 1325.741460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.741504][ T32] r4:82ac11e4 [ 1325.741523][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.741565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.741586][ T32] r4:e06c9dc0 [ 1325.741635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.741680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.741704][ T32] r4:00000000 [ 1325.741722][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.741803][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.741857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.741928][ T32] r5:00001000 r4:eda49000 [ 1325.741979][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.742021][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742088][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.742110][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.742152][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.742174][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.742220][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.742242][ T32] r4:84ffea80 [ 1325.742260][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.742303][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.742325][ T32] r4:00000001 [ 1325.742343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.742376][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.742401][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.742482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.742513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.742541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.742562][ T32] r4:8500f640 [ 1325.742581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.742630][ T32] INFO: task kworker/1:308:3889 blocked for more than 452 seconds. [ 1325.742690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.742717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.742761][ T32] task:kworker/1:308 state:D stack:0 pid:3889 tgid:3889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.742807][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.742844][ T32] Call trace: [ 1325.742933][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.742981][ T32] r10:829189c0 r9:e0691d84 r8:00000002 r7:60000113 r6:e0691d8c r5:84fb4800 [ 1325.743006][ T32] r4:84fb4800 [ 1325.743054][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.743096][ T32] r5:84fb4800 r4:829189bc [ 1325.743116][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.743154][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.743198][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 [ 1325.743219][ T32] r4:00000000 [ 1325.743237][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.743275][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.743311][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.743351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fd80 [ 1325.743373][ T32] r4:00000000 [ 1325.743391][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.743469][ T32] r9:83018205 r8:84fb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1325.743495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.743535][ T32] r5:00001000 r4:dfb89000 [ 1325.743554][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.743591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.743628][ T32] r5:850c8b8c r4:850c8800 [ 1325.743675][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.743721][ T32] r7:ddde2d40 r6:83018200 r5:850c8b8c r4:85018f00 [ 1325.743771][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.743817][ T32] r10:61c88647 r9:84fb4800 r8:85018f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.743839][ T32] r4:85018f00 [ 1325.743896][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.743943][ T32] r10:00000000 r9:85018f00 r8:8027ecf4 r7:e0711e60 r6:84ffee00 r5:84fb4800 [ 1325.743995][ T32] r4:00000001 [ 1325.744045][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.744113][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1325.744141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.744169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.744224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.744255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.744277][ T32] r4:8502fd40 [ 1325.744573][ T32] INFO: task kworker/1:308:3889 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.744606][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.744659][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.744729][ T32] Call trace: [ 1325.744763][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.744811][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.744863][ T32] r4:00000000 [ 1325.744887][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.744925][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.744980][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.745010][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.745033][ T32] 9d60: 800f0013 ffffffff [ 1325.745081][ T32] r5:800f0013 r4:80239bb0 [ 1325.745103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.745142][ T32] r4:82ac11e4 [ 1325.745162][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.745202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.745224][ T32] r4:e06c9dc0 [ 1325.745242][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.745282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.745303][ T32] r4:00000000 [ 1325.745321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.745361][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.745382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.745420][ T32] r5:00001000 r4:eda49000 [ 1325.745489][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.745533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.745572][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.745622][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.745667][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.745715][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.745762][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.745808][ T32] r4:84ffea80 [ 1325.745854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.745924][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.745950][ T32] r4:00000001 [ 1325.745969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.746003][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.746029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.746056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.746111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.746141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.746163][ T32] r4:8500f640 [ 1325.746181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.746263][ T32] INFO: task kworker/1:309:3891 blocked for more than 452 seconds. [ 1325.766039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.766110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.766139][ T32] task:kworker/1:309 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.766275][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.767063][ T32] Call trace: [ 1325.767103][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.767168][ T32] r10:829189c0 r9:e069dd84 r8:00000002 r7:60000013 r6:e069dd8c r5:84fb3000 [ 1325.767192][ T32] r4:84fb3000 [ 1325.767211][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.767251][ T32] r5:84fb3000 r4:829189bc [ 1325.767270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.767309][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.767353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1325.767390][ T32] r4:00000000 [ 1325.767414][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.767452][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.767498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.767539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9040 [ 1325.767560][ T32] r4:00000000 [ 1325.767579][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.767620][ T32] r9:83018205 r8:84fb3000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.767642][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.767683][ T32] r5:00001000 r4:dfc3f000 [ 1325.767735][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.767816][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.767894][ T32] r5:850c938c r4:850c9000 [ 1325.767917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.767962][ T32] r7:ddde2d40 r6:83018200 r5:850c938c r4:85018f80 [ 1325.767983][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.768027][ T32] r10:61c88647 r9:84fb3000 r8:85018fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.768049][ T32] r4:85018f80 [ 1325.768069][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.768148][ T32] r10:00000000 r9:85018f80 r8:8027ecf4 r7:e0711e60 r6:84ffee80 r5:84fb3000 [ 1325.768210][ T32] r4:00000001 [ 1325.768232][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.768268][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1325.768296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.768324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.768350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.768414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.768440][ T32] r4:8502fd00 [ 1325.768942][ T32] INFO: task kworker/1:309:3891 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.768984][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.769047][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.769091][ T32] Call trace: [ 1325.769365][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.769420][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.769443][ T32] r4:00000000 [ 1325.769461][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.769570][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.769604][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.769633][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.769657][ T32] 9d60: 800f0013 ffffffff [ 1325.769680][ T32] r5:800f0013 r4:80239bb0 [ 1325.769700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.769742][ T32] r4:82ac11e4 [ 1325.769762][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.769803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.769825][ T32] r4:e06c9dc0 [ 1325.769844][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.769884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.769905][ T32] r4:00000000 [ 1325.769923][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.769963][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.769985][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.770023][ T32] r5:00001000 r4:eda49000 [ 1325.770042][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.770080][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.770124][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.770151][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.770505][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.770532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.770579][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.770601][ T32] r4:84ffea80 [ 1325.770620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.770665][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.770688][ T32] r4:00000001 [ 1325.770707][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.770741][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.770767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.770795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.770821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.770883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.770909][ T32] r4:8500f640 [ 1325.770930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.770959][ T32] INFO: task kworker/1:310:3893 blocked for more than 452 seconds. [ 1325.770989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.771028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.771051][ T32] task:kworker/1:310 state:D stack:0 pid:3893 tgid:3893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.771096][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.771173][ T32] Call trace: [ 1325.771205][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.771250][ T32] r10:829189c0 r9:e0719d84 r8:00000002 r7:60000013 r6:e0719d8c r5:84ce0000 [ 1325.771311][ T32] r4:84ce0000 [ 1325.771334][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.771375][ T32] r5:84ce0000 r4:829189bc [ 1325.771394][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.771434][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.771485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 [ 1325.771508][ T32] r4:00000000 [ 1325.771567][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.771608][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.771644][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.771684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9200 [ 1325.771775][ T32] r4:00000000 [ 1325.771798][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.772156][ T32] r9:83018205 r8:84ce0000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.772352][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.772397][ T32] r5:00001000 r4:dfe17000 [ 1325.772416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.772456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.772518][ T32] r5:850c978c r4:850c9400 [ 1325.772538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.772579][ T32] r7:ddde2d40 r6:83018200 r5:850c978c r4:85027000 [ 1325.772598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.772641][ T32] r10:61c88647 r9:84ce0000 r8:8502702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.772663][ T32] r4:85027000 [ 1325.772712][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.772757][ T32] r10:00000000 r9:85027000 r8:8027ecf4 r7:e069de60 r6:84ffef00 r5:84ce0000 [ 1325.772864][ T32] r4:00000001 [ 1325.772886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.772987][ T32] Exception stack(0xe0719fb0 to 0xe0719ff8) [ 1325.773017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.773044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.773100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.773130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.773152][ T32] r4:84db9100 [ 1325.773589][ T32] INFO: task kworker/1:310:3893 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.773699][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.773869][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.773911][ T32] Call trace: [ 1325.773939][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.774018][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.774045][ T32] r4:00000000 [ 1325.774064][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.774102][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.774130][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.774157][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.774179][ T32] 9d60: 800f0013 ffffffff [ 1325.774233][ T32] r5:800f0013 r4:80239bb0 [ 1325.774257][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.774297][ T32] r4:82ac11e4 [ 1325.774456][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.774506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.774529][ T32] r4:e06c9dc0 [ 1325.774549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.774590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.774611][ T32] r4:00000000 [ 1325.774629][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.774676][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.774733][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.774879][ T32] r5:00001000 r4:eda49000 [ 1325.774902][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.774942][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.774979][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.774998][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.775039][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.775059][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.775102][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.775124][ T32] r4:84ffea80 [ 1325.775142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.775184][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.775208][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1325.775316][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 3 printk messages dropped ** [ 1325.775423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1325.775665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.775960][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.776005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 [ 1325.776031][ T32] r4:00000000 [ 1325.776052][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.776091][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.776127][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.776168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db93c0 [ 1325.776191][ T32] r4:00000000 [ 1325.776211][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.776318][ T32] r9:83018205 r8:84ce0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.792079][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.792178][ T32] r5:00001000 r4:dfe41000 [ 1325.792204][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.792283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.792329][ T32] r5:850c9b8c r4:850c9800 [ 1325.792350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.792432][ T32] r7:ddde2d40 r6:83018200 r5:850c9b8c r4:85027080 [ 1325.792460][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.792534][ T32] r10:61c88647 r9:84ce0c00 r8:850270ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.792558][ T32] r4:85027080 [ 1325.792579][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.792653][ T32] r10:00000000 r9:85027080 r8:8027ecf4 r7:e0719e60 r6:84ffef80 r5:84ce0c00 [ 1325.792681][ T32] r4:00000001 [ 1325.792701][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.792738][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1325.792768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.792797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.792824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.792853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.792911][ T32] r4:84db91c0 [ 1325.793381][ T32] INFO: task kworker/1:311:3895 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.793419][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.793642][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.793708][ T32] Call trace: [ 1325.793744][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.793796][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.793820][ T32] r4:00000000 [ 1325.793840][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.793984][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.794056][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.794089][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.794114][ T32] 9d60: 800f0013 ffffffff [ 1325.794137][ T32] r5:800f0013 r4:80239bb0 [ 1325.794195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.794241][ T32] r4:82ac11e4 [ 1325.794263][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.794306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.794371][ T32] r4:e06c9dc0 [ 1325.794395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.794437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.794513][ T32] r4:00000000 [ 1325.794537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.794612][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.794704][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.794749][ T32] r5:00001000 r4:eda49000 [ 1325.794771][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.794810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.794849][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.794902][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.794950][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.795003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.795354][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.795756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.796321][ T32] INFO: task kworker/1:312:3897 blocked for more than 452 seconds. [ 1325.804119][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.804162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.804186][ T32] task:kworker/1:312 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.804249][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.804307][ T32] Call trace: [ 1325.804384][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.804444][ T32] r10:829189c0 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:84ce1800 [ 1325.804470][ T32] r4:84ce1800 [ 1325.804516][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.804560][ T32] r5:84ce1800 r4:829189bc [ 1325.804581][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.804621][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.804740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1325.804871][ T32] r4:00000000 [ 1325.804895][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.804938][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.805011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.805058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9440 [ 1325.805082][ T32] r4:00000000 [ 1325.805102][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.805146][ T32] r9:83018205 r8:84ce1800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1325.805169][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.805210][ T32] r5:00001000 r4:dfe83000 [ 1325.805231][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.805307][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.805367][ T32] r5:850c9f8c r4:850c9c00 [ 1325.805403][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.805456][ T32] r7:ddde2d40 r6:83018200 r5:850c9f8c r4:85027100 [ 1325.805485][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.805562][ T32] r10:61c88647 r9:84ce1800 r8:8502712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.805632][ T32] r4:85027100 [ 1325.805655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.805702][ T32] r10:00000000 r9:85027100 r8:8027ecf4 r7:e071de60 r6:84db4000 r5:84ce1800 [ 1325.805725][ T32] r4:00000001 [ 1325.805745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.805781][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.805809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.805838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.805867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.805896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.806065][ T32] r4:84db9380 [ 1325.811446][ T32] INFO: task kworker/1:312:3897 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.811547][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.811621][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.811677][ T32] Call trace: [ 1325.811754][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.811815][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.812115][ T32] r4:00000000 [ 1325.812140][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.812328][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.812365][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.812496][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.812533][ T32] 9d60: 800f0013 ffffffff [ 1325.812562][ T32] r5:800f0013 r4:80239bb0 [ 1325.812584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.812641][ T32] r4:82ac11e4 [ 1325.812665][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.812709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.812732][ T32] r4:e06c9dc0 [ 1325.812756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.812801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.812827][ T32] r4:00000000 [ 1325.812866][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.812916][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.812990][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.813035][ T32] r5:00001000 r4:eda49000 [ 1325.813060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.813102][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.813141][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.813163][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.813207][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.813229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.813274][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.813297][ T32] r4:84ffea80 [ 1325.813318][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.813362][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.813385][ T32] r4:00000001 [ 1325.813406][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.813463][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.813610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.813642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.813676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.813704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.813909][ T32] r4:8500f640 [ 1325.813937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.814030][ T32] INFO: task kworker/1:313:3899 blocked for more than 452 seconds. [ 1325.814069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.814095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.814118][ T32] task:kworker/1:313 state:D stack:0 pid:3899 tgid:3899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.814165][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.814207][ T32] Call trace: [ 1325.814241][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.814286][ T32] r10:829189c0 r9:e0725d84 r8:00000002 r7:60000113 r6:e0725d8c r5:84ce2400 [ 1325.814310][ T32] r4:84ce2400 [ 1325.814330][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.814370][ T32] r5:84ce2400 r4:829189bc [ 1325.814391][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.814432][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.814483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 [ 1325.814507][ T32] r4:00000000 [ 1325.814525][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.814563][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.814599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.814708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9900 [ 1325.814735][ T32] r4:00000000 [ 1325.814755][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.814796][ T32] r9:83018205 r8:84ce2400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1325.814816][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.814855][ T32] r5:00001000 r4:e0467000 [ 1325.814874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.814911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.814948][ T32] r5:850caf8c r4:850cac00 [ 1325.814968][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.815008][ T32] r7:ddde2d40 r6:83018200 r5:850caf8c r4:85027180 [ 1325.815030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.815073][ T32] r10:61c88647 r9:84ce2400 r8:850271ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.815096][ T32] r4:85027180 [ 1325.815148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.815268][ T32] r10:00000000 r9:85027180 r8:8027ecf4 r7:e0721e60 r6:84db4080 r5:84ce2400 [ 1325.815313][ T32] r4:00000001 [ 1325.815375][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.815414][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 1325.815559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.815647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.815683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.815714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.815759][ T32] r4:84db9500 [ 1325.816098][ T32] INFO: task kworker/1:313:3899 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.816174][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.829491][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.829574][ T32] Call trace: [ 1325.829607][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.829702][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.829732][ T32] r4:00000000 [ 1325.829753][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.829792][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.829822][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.829922][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.830233][ T32] 9d60: 800f0013 ffffffff [ 1325.830278][ T32] r5:800f0013 r4:80239bb0 [ 1325.830302][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.830384][ T32] r4:82ac11e4 [ 1325.830407][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.830558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.830585][ T32] r4:e06c9dc0 [ 1325.830629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.830674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.830697][ T32] r4:00000000 [ 1325.830715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.830758][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.830778][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.830817][ T32] r5:00001000 r4:eda49000 [ 1325.830842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.830882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.830921][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.830940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.830982][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.831002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.831046][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.831068][ T32] r4:84ffea80 [ 1325.831087][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.831130][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.831153][ T32] r4:00000001 [ 1325.831172][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.831243][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.831272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.831301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.831677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.831812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.831837][ T32] r4:8500f640 [ 1325.831860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.832298][ T32] INFO: task kworker/1:314:3900 blocked for more than 452 seconds. [ 1325.832335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.832392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.832418][ T32] task:kworker/1:314 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.832468][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.832553][ T32] Call trace: [ 1325.832687][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.832743][ T32] r10:829189c0 r9:e0735d84 r8:00000002 r7:60000113 r6:e0735d8c r5:84ce3000 [ 1325.832802][ T32] r4:84ce3000 [ 1325.832827][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.832872][ T32] r5:84ce3000 r4:829189bc [ 1325.832891][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.832931][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.833010][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1325.833037][ T32] r4:00000000 [ 1325.833056][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.833095][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.833130][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.833171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9540 [ 1325.833206][ T32] r4:00000000 [ 1325.833234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.833282][ T32] r9:83018205 r8:84ce3000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1325.833304][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.833344][ T32] r5:00001000 r4:dfe9f000 [ 1325.833363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.833400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.833462][ T32] r5:850ca38c r4:850ca000 [ 1325.833494][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.833555][ T32] r7:ddde2d40 r6:83018200 r5:850ca38c r4:85027200 [ 1325.833579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.833625][ T32] r10:61c88647 r9:84ce3000 r8:8502722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.833646][ T32] r4:85027200 [ 1325.833664][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.833706][ T32] r10:00000000 r9:85027200 r8:8027ecf4 r7:e0725e60 r6:84db4100 r5:84ce3000 [ 1325.833729][ T32] r4:00000001 [ 1325.833777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.833815][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1325.834078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.834110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.834169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.834199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.834290][ T32] r4:84db95c0 [ 1325.834775][ T32] INFO: task kworker/1:314:3900 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.834812][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.835073][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.835137][ T32] Call trace: [ 1325.835208][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.835260][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.835283][ T32] r4:00000000 [ 1325.835301][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.835340][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.835368][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.835396][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.835419][ T32] 9d60: 800f0013 ffffffff [ 1325.835441][ T32] r5:800f0013 r4:80239bb0 [ 1325.835484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.835544][ T32] r4:82ac11e4 [ 1325.835568][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.835610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.835632][ T32] r4:e06c9dc0 [ 1325.835651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.835691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.835712][ T32] r4:00000000 [ 1325.835730][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.835770][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.835792][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.835833][ T32] r5:00001000 r4:eda49000 [ 1325.835852][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.835890][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.835929][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.835948][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.835992][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.836054][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.836103][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.836125][ T32] r4:84ffea80 [ 1325.836297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.850325][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.850378][ T32] r4:00000001 [ 1325.850401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.850500][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.850535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.850597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.850660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.850692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.850714][ T32] r4:8500f640 [ 1325.850737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.850767][ T32] INFO: task kworker/1:315:3903 blocked for more than 452 seconds. [ 1325.850831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.850895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.850953][ T32] task:kworker/1:315 state:D stack:0 pid:3903 tgid:3903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.851045][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.851120][ T32] Call trace: [ 1325.851168][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.851223][ T32] r10:829189c0 r9:e0739d84 r8:00000002 r7:60000113 r6:e0739d8c r5:84ce3c00 [ 1325.851261][ T32] r4:84ce3c00 [ 1325.851283][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.851362][ T32] r5:84ce3c00 r4:829189bc [ 1325.851388][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.851430][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.851493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1325.851519][ T32] r4:00000000 [ 1325.851571][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.851613][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.851688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.851767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9680 [ 1325.851820][ T32] r4:00000000 [ 1325.851877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.851934][ T32] r9:83018205 r8:84ce3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.851958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.851999][ T32] r5:00001000 r4:dfedb000 [ 1325.852019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.852089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.852133][ T32] r5:850ca78c r4:850ca400 [ 1325.852182][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.852233][ T32] r7:ddde2d40 r6:83018200 r5:850ca78c r4:85027280 [ 1325.852255][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.852310][ T32] r10:61c88647 r9:84ce3c00 r8:850272ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.852370][ T32] r4:85027280 [ 1325.852392][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.852510][ T32] r10:00000000 r9:85027280 r8:8027ecf4 r7:e0725e60 r6:84db4180 r5:84ce3c00 [ 1325.852539][ T32] r4:00000001 [ 1325.852558][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.852617][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1325.852676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.852728][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.852758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.852814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.852839][ T32] r4:84db95c0 [ 1325.853312][ T32] INFO: task kworker/1:315:3903 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.853347][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.853435][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.853580][ T32] Call trace: [ 1325.853642][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.853693][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.853716][ T32] r4:00000000 [ 1325.853736][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.853774][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.853836][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.853868][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.853892][ T32] 9d60: 800f0013 ffffffff [ 1325.853931][ T32] r5:800f0013 r4:80239bb0 [ 1325.853953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.853992][ T32] r4:82ac11e4 [ 1325.854012][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.854052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.854101][ T32] r4:e06c9dc0 [ 1325.854124][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.854198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.854258][ T32] r4:00000000 [ 1325.854313][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.854358][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.854379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.854444][ T32] r5:00001000 r4:eda49000 [ 1325.854503][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.854578][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.854619][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.854674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.854720][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.854741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.854785][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.854842][ T32] r4:84ffea80 [ 1325.854863][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.854908][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.854961][ T32] r4:00000001 [ 1325.854982][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.855016][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.855077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.855107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.855169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.855232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.855288][ T32] r4:8500f640 ** 1 printk messages dropped ** [ 1325.855336][ T32] INFO: task kworker/1:316:3904 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.855522][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.855685][ T32] r4:84ce4800 ** 3 printk messages dropped ** [ 1325.855909][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.855982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 1325.856008][ T32] r4:00000000 [ 1325.856040][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.856117][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.860127][ T32] r4:00000000 [ 1325.860150][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.860241][ T32] r9:83018205 r8:84ce4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1325.860270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.860315][ T32] r5:00001000 r4:e03fd000 [ 1325.860334][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.860403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.860511][ T32] r5:850cab8c r4:850ca800 [ 1325.860574][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.860632][ T32] r7:ddde2d40 r6:83018200 r5:850cab8c r4:85027300 [ 1325.860657][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.860702][ T32] r10:61c88647 r9:84ce4800 r8:8502732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.860724][ T32] r4:85027300 [ 1325.860743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.860816][ T32] r10:00000000 r9:85027300 r8:8027ecf4 r7:e0725e60 r6:84db4200 r5:84ce4800 [ 1325.860841][ T32] r4:00000001 [ 1325.860889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.860927][ T32] Exception stack(0xe073dfb0 to 0xe073dff8) [ 1325.860956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.860991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.861028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.861088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.861141][ T32] r4:84db9980 [ 1325.861654][ T32] INFO: task kworker/1:316:3904 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.861724][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.861850][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.861923][ T32] Call trace: [ 1325.861958][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.862008][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.862031][ T32] r4:00000000 [ 1325.862078][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.862118][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.862146][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.862202][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.862228][ T32] 9d60: 800f0013 ffffffff [ 1325.862250][ T32] r5:800f0013 r4:80239bb0 [ 1325.862269][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.862309][ T32] r4:82ac11e4 [ 1325.862329][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.862369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.862390][ T32] r4:e06c9dc0 [ 1325.862410][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.862492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.862518][ T32] r4:00000000 [ 1325.862537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.862579][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.862600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.862639][ T32] r5:00001000 r4:eda49000 [ 1325.862657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.862696][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.862734][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.862752][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.862794][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.862836][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.862883][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.862906][ T32] r4:84ffea80 [ 1325.862954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.863030][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.863055][ T32] r4:00000001 [ 1325.863074][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.863108][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.863133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.863160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.863217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.863247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.863269][ T32] r4:8500f640 [ 1325.863289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.863317][ T32] INFO: task kworker/1:317:3907 blocked for more than 452 seconds. [ 1325.863376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.863402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.863441][ T32] task:kworker/1:317 state:D stack:0 pid:3907 tgid:3907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.863515][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.863599][ T32] Call trace: [ 1325.863632][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.863706][ T32] r10:829189c0 r9:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:84ce6000 [ 1325.863760][ T32] r4:84ce6000 [ 1325.863782][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.863823][ T32] r5:84ce6000 r4:829189bc [ 1325.863841][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.863879][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.863923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1325.863980][ T32] r4:00000000 [ 1325.864037][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.864108][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.864177][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.864220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9a80 [ 1325.864293][ T32] r4:00000000 [ 1325.864314][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.864354][ T32] r9:83018205 r8:84ce6000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1325.864375][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.864442][ T32] r5:00001000 r4:e048f000 [ 1325.864504][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.864548][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.864615][ T32] r5:850cb38c r4:850cb000 [ 1325.864638][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.864680][ T32] r7:ddde2d40 r6:83018200 r5:850cb38c r4:85027380 [ 1325.864700][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.864743][ T32] r10:61c88647 r9:84ce6000 r8:850273ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.864764][ T32] r4:85027380 [ 1325.864820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.864902][ T32] r10:00000000 r9:85027380 r8:8027ecf4 r7:e0725e60 r6:84db4280 r5:84ce6000 [ 1325.864956][ T32] r4:00000001 [ 1325.864977][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.865011][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1325.865036][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.865091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.865175][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.865235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.865294][ T32] r4:84db9940 [ 1325.865578][ T32] INFO: task kworker/1:317:3907 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.865649][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.865743][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.865783][ T32] Call trace: [ 1325.865832][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.865914][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.865939][ T32] r4:00000000 [ 1325.865957][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.865994][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.866055][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.866114][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.866170][ T32] 9d60: 800f0013 ffffffff [ 1325.866227][ T32] r5:800f0013 r4:80239bb0 [ 1325.866259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.866335][ T32] r4:82ac11e4 [ 1325.880662][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.880758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.880814][ T32] r4:e06c9dc0 [ 1325.880840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.880885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.880907][ T32] r4:00000000 [ 1325.880927][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.880970][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.881024][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.881074][ T32] r5:00001000 r4:eda49000 [ 1325.881094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.881132][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.881171][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.881190][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.881233][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.881253][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.881297][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.881350][ T32] r4:84ffea80 [ 1325.881406][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.881494][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.881547][ T32] r4:00000001 [ 1325.881573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.881611][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.881695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.881731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.881793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.881827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.881885][ T32] r4:8500f640 [ 1325.881911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.881974][ T32] INFO: task kworker/1:318:3909 blocked for more than 452 seconds. [ 1325.882010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.882034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.882056][ T32] task:kworker/1:318 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.882171][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.882293][ T32] Call trace: [ 1325.882327][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.882376][ T32] r10:829189c0 r9:e074dd84 r8:00000002 r7:60000013 r6:e074dd8c r5:84e98000 [ 1325.882398][ T32] r4:84e98000 [ 1325.882418][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.882521][ T32] r5:84e98000 r4:829189bc [ 1325.882574][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.882618][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.882689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 [ 1325.882714][ T32] r4:00000000 [ 1325.882733][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.882801][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.882840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.882881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9b40 [ 1325.882902][ T32] r4:00000000 [ 1325.882921][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.882960][ T32] r9:83018205 r8:84e98000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.883008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.883078][ T32] r5:00001000 r4:e0499000 [ 1325.883129][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.883208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.883249][ T32] r5:850cb78c r4:850cb400 [ 1325.883312][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.883358][ T32] r7:ddde2d40 r6:83018200 r5:850cb78c r4:85027400 [ 1325.883397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.883455][ T32] r10:61c88647 r9:84e98000 r8:8502742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.883515][ T32] r4:85027400 [ 1325.883563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.883609][ T32] r10:00000000 r9:85027400 r8:8027ecf4 r7:e0745e60 r6:84db4300 r5:84e98000 [ 1325.883630][ T32] r4:00000001 [ 1325.883677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.883744][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1325.883801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.883832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.883858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.883888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.883936][ T32] r4:84db9a00 [ 1325.884450][ T32] INFO: task kworker/1:318:3909 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1325.884547][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.884666][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.884740][ T32] Call trace: [ 1325.884800][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.884852][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1325.884875][ T32] r4:00000000 [ 1325.884896][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.884935][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1325.884963][ T32] 9d20: b0290000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1325.885021][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1325.885047][ T32] 9d60: 800f0013 ffffffff [ 1325.885069][ T32] r5:800f0013 r4:80239bb0 [ 1325.885119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.885162][ T32] r4:82ac11e4 [ 1325.885182][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.885251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1325.885310][ T32] r4:e06c9dc0 [ 1325.885332][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.885405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1325.885476][ T32] r4:00000000 [ 1325.885499][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.885560][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.885584][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.885623][ T32] r5:00001000 r4:eda49000 [ 1325.885642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.885680][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.885721][ T32] r5:85e2bb8c r4:85e2b800 [ 1325.885775][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.885821][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1325.885871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.885918][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.885967][ T32] r4:84ffea80 [ 1325.886016][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.886063][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1325.886085][ T32] r4:00000001 [ 1325.886116][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.886152][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1325.886252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.017615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.017735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.017804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.017854][ T32] r4:8500f640 [ 1326.017905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.017981][ T32] INFO: task kworker/1:319:3911 blocked for more than 452 seconds. [ 1326.018069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.018128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.018175][ T32] task:kworker/1:319 state:D stack:0 pid:3911 tgid:3911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.018283][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.018443][ T32] Call trace: [ 1326.018520][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.018624][ T32] r10:829189c0 r9:e0755d84 r8:00000002 r7:60000013 r6:e0755d8c r5:84e99800 [ 1326.018672][ T32] r4:84e99800 [ 1326.018715][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.018795][ T32] r5:84e99800 r4:829189bc [ 1326.018853][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.018937][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.019035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1326.019087][ T32] r4:00000000 [ 1326.019156][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.019243][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.019324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.019408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9d40 [ 1326.019481][ T32] r4:00000000 [ 1326.019531][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.019621][ T32] r9:83018205 r8:84e99800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.019668][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.019757][ T32] r5:00001000 r4:e04d1000 [ 1326.019802][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.019883][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.019961][ T32] r5:850cbb8c r4:850cb800 [ 1326.020001][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.020085][ T32] r7:ddde2d40 r6:83018200 r5:850cbb8c r4:85027480 [ 1326.020128][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.020217][ T32] r10:61c88647 r9:84e99800 r8:850274ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.020263][ T32] r4:85027480 [ 1326.020305][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.020401][ T32] r10:00000000 r9:85027480 r8:8027ecf4 r7:e074de60 r6:84db4380 r5:84e99800 [ 1326.020449][ T32] r4:00000001 [ 1326.020529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.020605][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1326.020659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.020717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.020768][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.020822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.020896][ T32] r4:84db9b80 [ 1326.021724][ T32] INFO: task kworker/1:319:3911 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.021802][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.021947][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.022108][ T32] Call trace: [ 1326.022203][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.022329][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.022384][ T32] r4:00000000 [ 1326.022424][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.022517][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.022575][ T32] 9d20: b2dca000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.022634][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.022681][ T32] 9d60: 800f0013 ffffffff [ 1326.022730][ T32] r5:800f0013 r4:80239bb0 [ 1326.022772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.022852][ T32] r4:82ac11e4 [ 1326.022895][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.023021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.023078][ T32] r4:e06c9dc0 [ 1326.023121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.023206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.023250][ T32] r4:00000000 [ 1326.023291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.023375][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.023418][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.023636][ T32] r5:00001000 r4:eda49000 [ 1326.023716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.023804][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.023885][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.023927][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.024014][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.024060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.024147][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.024191][ T32] r4:84ffea80 [ 1326.024253][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.024350][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.024400][ T32] r4:00000001 [ 1326.024441][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.024556][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.024609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.024668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.024724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.024782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.024827][ T32] r4:8500f640 [ 1326.024870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.024923][ T32] INFO: task kworker/1:320:3912 blocked for more than 452 seconds. [ 1326.024981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.025027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.025074][ T32] task:kworker/1:320 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.025195][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.025305][ T32] Call trace: [ 1326.025377][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.025547][ T32] r10:829189c0 r9:e0759d84 r8:00000002 r7:60000013 r6:e0759d8c r5:84e9a400 [ 1326.025610][ T32] r4:84e9a400 [ 1326.025652][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.025731][ T32] r5:84e9a400 r4:829189bc [ 1326.025785][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.025856][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.025945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 1326.026071][ T32] r4:00000000 [ 1326.026124][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.026201][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.046861][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.047088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3280 [ 1326.047180][ T32] r4:00000000 [ 1326.047256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.047383][ T32] r9:83018205 r8:84e9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1326.047442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.047540][ T32] r5:00001000 r4:e058b000 [ 1326.047583][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.047664][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.047748][ T32] r5:850cd38c r4:850cd000 [ 1326.047791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.047882][ T32] r7:ddde2d40 r6:83018200 r5:850cd38c r4:85027500 [ 1326.047928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.048018][ T32] r10:61c88647 r9:84e9a400 r8:8502752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.048075][ T32] r4:85027500 [ 1326.048118][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.048209][ T32] r10:00000000 r9:85027500 r8:8027ecf4 r7:e0755e60 r6:84db4400 r5:84e9a400 [ 1326.048265][ T32] r4:00000001 [ 1326.048327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.048416][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) [ 1326.048517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.048582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.048639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.048702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.048751][ T32] r4:84db9b80 [ 1326.049618][ T32] INFO: task kworker/1:320:3912 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.049712][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.049909][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.050043][ T32] Call trace: [ 1326.050144][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.050249][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.050348][ T32] r4:00000000 [ 1326.050423][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.050516][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.050580][ T32] 9d20: b3099000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.050643][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.050695][ T32] 9d60: 800f0013 ffffffff [ 1326.050747][ T32] r5:800f0013 r4:80239bb0 [ 1326.050792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.050878][ T32] r4:82ac11e4 [ 1326.050923][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.051009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.051072][ T32] r4:e06c9dc0 [ 1326.051121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.051238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.051295][ T32] r4:00000000 [ 1326.051354][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.051481][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.051542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.051651][ T32] r5:00001000 r4:eda49000 [ 1326.051734][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.051818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.051897][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.051968][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.052064][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.052119][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.052222][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.052266][ T32] r4:84ffea80 [ 1326.052319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.052405][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.052505][ T32] r4:00000001 [ 1326.052645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.052733][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.052790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.052847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.052927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.052992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.053043][ T32] r4:8500f640 [ 1326.053089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.053146][ T32] INFO: task kworker/1:321:3914 blocked for more than 452 seconds. [ 1326.053229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.053284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.053328][ T32] task:kworker/1:321 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.053446][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.053543][ T32] Call trace: [ 1326.053630][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.053729][ T32] r10:829189c0 r9:e0761d84 r8:00000002 r7:60000113 r6:e0761d8c r5:84e9bc00 [ 1326.053805][ T32] r4:84e9bc00 [ 1326.053854][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.053940][ T32] r5:84e9bc00 r4:829189bc [ 1326.053982][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.054078][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.054176][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 [ 1326.054247][ T32] r4:00000000 [ 1326.054319][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.054405][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.054494][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.054581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db9800 [ 1326.054628][ T32] r4:00000000 [ 1326.054688][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.054790][ T32] r9:83018205 r8:84e9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.054862][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.054976][ T32] r5:00001000 r4:e04e5000 [ 1326.055026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.055099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.055174][ T32] r5:850cbf8c r4:850cbc00 [ 1326.055213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.055312][ T32] r7:ddde2d40 r6:83018200 r5:850cbf8c r4:85027580 [ 1326.055383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.055489][ T32] r10:61c88647 r9:84e9bc00 r8:850275ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.055533][ T32] r4:85027580 [ 1326.055587][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.055678][ T32] r10:00000000 r9:85027580 r8:8027ecf4 r7:e0759e60 r6:84db4480 r5:84e9bc00 [ 1326.055731][ T32] r4:00000001 [ 1326.055774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.055856][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) [ 1326.055911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.055970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.056024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.056085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.056136][ T32] r4:84db9f40 [ 1326.087760][ T32] INFO: task kworker/1:321:3914 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.087982][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.088155][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.088296][ T32] Call trace: [ 1326.088376][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.088510][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.088583][ T32] r4:00000000 [ 1326.088650][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.088759][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.088830][ T32] 9d20: b3439000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.088892][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.088945][ T32] 9d60: 800f0013 ffffffff [ 1326.088998][ T32] r5:800f0013 r4:80239bb0 [ 1326.089043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.089134][ T32] r4:82ac11e4 [ 1326.089177][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.089282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.089351][ T32] r4:e06c9dc0 [ 1326.089415][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.089511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.089559][ T32] r4:00000000 [ 1326.089601][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.089684][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.089756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.089844][ T32] r5:00001000 r4:eda49000 [ 1326.089888][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.089972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.090051][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.090093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.090179][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.090236][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.090348][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.090396][ T32] r4:84ffea80 [ 1326.090460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.090562][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.090607][ T32] r4:00000001 [ 1326.090663][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.090748][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.090804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.090861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.090920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.090980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.091045][ T32] r4:8500f640 [ 1326.091100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1326.091223][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1326.091482][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.091829][ T32] r10:829189c0 r9:e0771d84 r8:00000002 r7:60000113 r6:e0771d8c r5:84e9b000 [ 1326.091883][ T32] r4:84e9b000 [ 1326.091928][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.092014][ T32] r5:84e9b000 r4:829189bc [ 1326.092061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.092159][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.092274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 [ 1326.092324][ T32] r4:00000000 [ 1326.092364][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.092451][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.092551][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.092660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850222c0 [ 1326.092724][ T32] r4:00000000 [ 1326.092765][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.092861][ T32] r9:83018205 r8:84e9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1326.092905][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.092994][ T32] r5:00001000 r4:e04f5000 [ 1326.093041][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.093137][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.093230][ T32] r5:850cc38c r4:850cc000 [ 1326.093287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.093377][ T32] r7:ddde2d40 r6:83018200 r5:850cc38c r4:85027600 [ 1326.093420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.093509][ T32] r10:61c88647 r9:84e9b000 r8:8502762c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.093556][ T32] r4:85027600 [ 1326.093595][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.093702][ T32] r10:00000000 r9:85027600 r8:8027ecf4 r7:e0759e60 r6:84db4500 r5:84e9b000 [ 1326.093787][ T32] r4:00000001 [ 1326.093844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.093915][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1326.093967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.094021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.094090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.094162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.094209][ T32] r4:84db9e00 [ 1326.094759][ T32] INFO: task kworker/1:322:3916 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.094833][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.094994][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.095087][ T32] Call trace: [ 1326.095172][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.095289][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.095344][ T32] r4:00000000 [ 1326.095436][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.095585][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.095666][ T32] 9d20: b3439000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.095756][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.095844][ T32] 9d60: 800f0013 ffffffff [ 1326.095913][ T32] r5:800f0013 r4:80239bb0 [ 1326.095963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.096063][ T32] r4:82ac11e4 [ 1326.096111][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.096197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.096277][ T32] r4:e06c9dc0 [ 1326.120572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.120750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.120805][ T32] r4:00000000 [ 1326.120846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.120938][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.120983][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.121074][ T32] r5:00001000 r4:eda49000 [ 1326.121146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.121277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.121387][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.121454][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.121573][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.121665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.121781][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.121830][ T32] r4:84ffea80 [ 1326.121873][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.121965][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.122033][ T32] r4:00000001 [ 1326.122171][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.122254][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.122323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.122385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.122443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.122503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.122550][ T32] r4:8500f640 [ 1326.122600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.122660][ T32] INFO: task kworker/1:323:3918 blocked for more than 452 seconds. [ 1326.122734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.122787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.122833][ T32] task:kworker/1:323 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.122949][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.123062][ T32] Call trace: [ 1326.123224][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.123334][ T32] r10:829189c0 r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:84e9c800 [ 1326.123386][ T32] r4:84e9c800 [ 1326.123450][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.123540][ T32] r5:84e9c800 r4:829189bc [ 1326.123624][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.123734][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.123850][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 [ 1326.123907][ T32] r4:00000000 [ 1326.123951][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.124031][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.124114][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.124204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500fc40 [ 1326.124251][ T32] r4:00000000 [ 1326.124288][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.124385][ T32] r9:83018205 r8:84e9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.124440][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.124547][ T32] r5:00001000 r4:e0503000 [ 1326.124594][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.124675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.124765][ T32] r5:850cc78c r4:850cc400 [ 1326.124828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.124919][ T32] r7:ddde2d40 r6:83018200 r5:850cc78c r4:85027680 [ 1326.124979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.125077][ T32] r10:61c88647 r9:84e9c800 r8:850276ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.125126][ T32] r4:85027680 [ 1326.125164][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.125252][ T32] r10:00000000 r9:85027680 r8:8027ecf4 r7:e0759e60 r6:84db4580 r5:84e9c800 [ 1326.125299][ T32] r4:00000001 [ 1326.125355][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.125448][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1326.125511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.125600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.125691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.125763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.125810][ T32] r4:84db9e00 [ 1326.140775][ T32] INFO: task kworker/1:323:3918 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.140992][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.141199][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.141326][ T32] Call trace: [ 1326.141394][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.141504][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.141554][ T32] r4:00000000 [ 1326.141599][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.141688][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.141780][ T32] 9d20: b36a8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.141877][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.141946][ T32] 9d60: 800f0013 ffffffff [ 1326.142001][ T32] r5:800f0013 r4:80239bb0 [ 1326.142045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.142152][ T32] r4:82ac11e4 [ 1326.142204][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.142295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.142349][ T32] r4:e06c9dc0 [ 1326.142395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.142484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.142533][ T32] r4:00000000 [ 1326.142576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.142664][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.142713][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.142831][ T32] r5:00001000 r4:eda49000 [ 1326.142896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.143074][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.143183][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.143233][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.143317][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.143357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.143439][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.143485][ T32] r4:84ffea80 [ 1326.143529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.143643][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.143698][ T32] r4:00000001 [ 1326.143752][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.143830][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.143916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.143984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.144062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.144215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.144274][ T32] r4:8500f640 [ 1326.144325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.144418][ T32] INFO: task kworker/1:324:3920 blocked for more than 452 seconds. [ 1326.144522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.144576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.144712][ T32] task:kworker/1:324 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.144835][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.144937][ T32] Call trace: [ 1326.145011][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.145103][ T32] r10:829189c0 r9:e0781d84 r8:00000002 r7:60000113 r6:e0781d8c r5:84e9d400 [ 1326.145154][ T32] r4:84e9d400 [ 1326.145220][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.145310][ T32] r5:84e9d400 r4:829189bc [ 1326.145354][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.145434][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.145551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 [ 1326.145606][ T32] r4:00000000 [ 1326.145664][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.145784][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.145869][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.145973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3040 [ 1326.146046][ T32] r4:00000000 [ 1326.146100][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.146184][ T32] r9:83018205 r8:84e9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1326.146281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.171497][ T32] r5:00001000 r4:e051b000 [ 1326.171626][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.171759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.171854][ T32] r5:850ccb8c r4:850cc800 [ 1326.171898][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.171982][ T32] r7:ddde2d40 r6:83018200 r5:850ccb8c r4:85027700 [ 1326.172021][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.172100][ T32] r10:61c88647 r9:84e9d400 r8:8502772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.172142][ T32] r4:85027700 [ 1326.172178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.172278][ T32] r10:00000000 r9:85027700 r8:8027ecf4 r7:e0759e60 r6:84db4600 r5:84e9d400 [ 1326.172350][ T32] r4:00000001 [ 1326.172395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.172460][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1326.172539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.172594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.172641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.172724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.172769][ T32] r4:84ca3080 [ 1326.173610][ T32] INFO: task kworker/1:324:3920 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.173673][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.173803][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.173931][ T32] Call trace: [ 1326.173995][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.174103][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.174148][ T32] r4:00000000 [ 1326.174186][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.174280][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.174391][ T32] 9d20: b3901000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.174469][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.174554][ T32] 9d60: 800f0013 ffffffff [ 1326.174602][ T32] r5:800f0013 r4:80239bb0 [ 1326.174640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.174727][ T32] r4:82ac11e4 [ 1326.174795][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.174888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.174988][ T32] r4:e06c9dc0 [ 1326.175029][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.175113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.175162][ T32] r4:00000000 [ 1326.175253][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.175410][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.175524][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.175618][ T32] r5:00001000 r4:eda49000 [ 1326.175662][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.175769][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.175856][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.175914][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.176008][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.176069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.176170][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.176262][ T32] r4:84ffea80 [ 1326.187160][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.187323][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.187377][ T32] r4:00000001 [ 1326.187421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.187497][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.187605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.187684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.187749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.187809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.187855][ T32] r4:8500f640 [ 1326.187904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.187980][ T32] INFO: task kworker/1:325:3922 blocked for more than 452 seconds. [ 1326.188051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.188118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.188171][ T32] task:kworker/1:325 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.188280][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.188372][ T32] Call trace: [ 1326.188437][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.188560][ T32] r10:829189c0 r9:e079dd84 r8:00000002 r7:60000113 r6:e079dd8c r5:84e98c00 [ 1326.188655][ T32] r4:84e98c00 [ 1326.188709][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.188800][ T32] r5:84e98c00 r4:829189bc [ 1326.188862][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.188977][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.189083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 [ 1326.189130][ T32] r4:00000000 [ 1326.189173][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.189255][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.189357][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.189474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca31c0 [ 1326.189531][ T32] r4:00000000 [ 1326.189603][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.189754][ T32] r9:83018205 r8:84e98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1326.189836][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.189929][ T32] r5:00001000 r4:e0525000 [ 1326.189975][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.190065][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.190140][ T32] r5:850ccf8c r4:850ccc00 [ 1326.190177][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.190289][ T32] r7:ddde2d40 r6:83018200 r5:850ccf8c r4:85027780 [ 1326.190335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.190437][ T32] r10:61c88647 r9:84e98c00 r8:850277ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.190509][ T32] r4:85027780 [ 1326.190576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.190659][ T32] r10:00000000 r9:85027780 r8:8027ecf4 r7:e0759e60 r6:84db4680 r5:84e98c00 [ 1326.190719][ T32] r4:00000001 [ 1326.190759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.190876][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) [ 1326.190928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.190982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.191029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.191108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.191162][ T32] r4:84ca3080 [ 1326.192010][ T32] INFO: task kworker/1:325:3922 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.192070][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.192171][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.192264][ T32] Call trace: [ 1326.192401][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.192537][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.192589][ T32] r4:00000000 [ 1326.192633][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.192720][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.192784][ T32] 9d20: b3901000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.192845][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.192895][ T32] 9d60: 800f0013 ffffffff [ 1326.192942][ T32] r5:800f0013 r4:80239bb0 [ 1326.192983][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.193060][ T32] r4:82ac11e4 [ 1326.193100][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.193177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.193240][ T32] r4:e06c9dc0 [ 1326.193286][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.193458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.193519][ T32] r4:00000000 [ 1326.193561][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.193646][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.193722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.193827][ T32] r5:00001000 r4:eda49000 [ 1326.193884][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.193983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.194070][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.194121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.194211][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.194254][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.194345][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.194391][ T32] r4:84ffea80 [ 1326.194431][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.194521][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.194570][ T32] r4:00000001 [ 1326.194611][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.194682][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.194764][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.194826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.194880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.194938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.194985][ T32] r4:8500f640 [ 1326.195030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.195082][ T32] INFO: task kworker/1:326:3924 blocked for more than 452 seconds. [ 1326.195135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.195180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.195222][ T32] task:kworker/1:326 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.195348][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.195461][ T32] Call trace: [ 1326.195593][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.195721][ T32] r10:829189c0 r9:e07a9d84 r8:00000002 r7:60000113 r6:e07a9d8c r5:84e9ec00 [ 1326.195777][ T32] r4:84e9ec00 [ 1326.195818][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.195920][ T32] r5:84e9ec00 r4:829189bc [ 1326.195967][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.196042][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.196146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a9e08 [ 1326.196196][ T32] r4:00000000 [ 1326.196236][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.222593][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.222769][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.222884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3780 [ 1326.222955][ T32] r4:00000000 [ 1326.223003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.223092][ T32] r9:83018205 r8:84e9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1326.223155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.223246][ T32] r5:00001000 r4:e0615000 [ 1326.223305][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.223391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.223471][ T32] r5:850ce38c r4:850ce000 [ 1326.223516][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.223603][ T32] r7:ddde2d40 r6:83018200 r5:850ce38c r4:85027800 [ 1326.223647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.223760][ T32] r10:61c88647 r9:84e9ec00 r8:8502782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.223838][ T32] r4:85027800 [ 1326.223885][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.223976][ T32] r10:00000000 r9:85027800 r8:8027ecf4 r7:e0759e60 r6:84db4700 r5:84e9ec00 [ 1326.224024][ T32] r4:00000001 [ 1326.224136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.224233][ T32] Exception stack(0xe07a9fb0 to 0xe07a9ff8) [ 1326.224324][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.224401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.224457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.224622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.224679][ T32] r4:84ca3180 [ 1326.225536][ T32] INFO: task kworker/1:326:3924 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.225610][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.225775][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.225888][ T32] Call trace: [ 1326.226036][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.226135][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.226185][ T32] r4:00000000 [ 1326.241807][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.242060][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.242157][ T32] 9d20: b3cbf000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.242225][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.242279][ T32] 9d60: 800f0013 ffffffff [ 1326.242359][ T32] r5:800f0013 r4:80239bb0 [ 1326.242431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.242546][ T32] r4:82ac11e4 [ 1326.242600][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.242688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.242746][ T32] r4:e06c9dc0 [ 1326.242836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.242944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.243010][ T32] r4:00000000 [ 1326.243073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.243168][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.243273][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.243379][ T32] r5:00001000 r4:eda49000 [ 1326.243424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.243527][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.243613][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.243655][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.243749][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.243812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.243904][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.244059][ T32] r4:84ffea80 [ 1326.244133][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.244230][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.244277][ T32] r4:00000001 [ 1326.244320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.244392][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.244448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.244531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.244589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.244649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.244699][ T32] r4:8500f640 [ 1326.244785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.244851][ T32] INFO: task kworker/1:327:3926 blocked for more than 452 seconds. [ 1326.244928][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.244995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.245070][ T32] task:kworker/1:327 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.245191][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.245305][ T32] Call trace: [ 1326.245419][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.245535][ T32] r10:829189c0 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:84ce5400 [ 1326.245605][ T32] r4:84ce5400 [ 1326.245655][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.245764][ T32] r5:84ce5400 r4:829189bc [ 1326.245870][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.245962][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.246053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 [ 1326.246113][ T32] r4:00000000 [ 1326.246181][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.257030][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.257240][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.257336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca33c0 [ 1326.257390][ T32] r4:00000000 [ 1326.257473][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.257572][ T32] r9:83018205 r8:84ce5400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1326.257620][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.257708][ T32] r5:00001000 r4:e05ab000 [ 1326.257759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.257842][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.257923][ T32] r5:850cd78c r4:850cd400 [ 1326.257985][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.258118][ T32] r7:ddde2d40 r6:83018200 r5:850cd78c r4:85027880 [ 1326.258195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.258296][ T32] r10:61c88647 r9:84ce5400 r8:850278ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.258342][ T32] r4:85027880 [ 1326.258384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.258472][ T32] r10:00000000 r9:85027880 r8:8027ecf4 r7:e07a9e60 r6:84db4780 r5:84ce5400 [ 1326.258521][ T32] r4:00000001 [ 1326.258579][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.258659][ T32] Exception stack(0xe07c1fb0 to 0xe07c1ff8) [ 1326.258726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.258801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.258885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.258952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.259005][ T32] r4:84ca32c0 [ 1326.259836][ T32] INFO: task kworker/1:327:3926 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.259917][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.260070][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.260197][ T32] Call trace: [ 1326.260293][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.260410][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.260465][ T32] r4:00000000 [ 1326.260532][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.260613][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.260701][ T32] 9d20: b3cbf000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.260789][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.260854][ T32] 9d60: 800f0013 ffffffff [ 1326.260918][ T32] r5:800f0013 r4:80239bb0 [ 1326.260979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.261109][ T32] r4:82ac11e4 [ 1326.261170][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.261271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.261325][ T32] r4:e06c9dc0 [ 1326.261393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.261487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.261572][ T32] r4:00000000 [ 1326.261621][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.261733][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.261799][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.261957][ T32] r5:00001000 r4:eda49000 [ 1326.262059][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.262157][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.262253][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.262309][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.262396][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.262440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.262547][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.262619][ T32] r4:84ffea80 [ 1326.262666][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.262768][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.262817][ T32] r4:00000001 [ 1326.262872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.262949][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.263002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.263061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.263132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.263195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.263241][ T32] r4:8500f640 [ 1326.263286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.263363][ T32] INFO: task kworker/1:328:3928 blocked for more than 452 seconds. [ 1326.263432][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.263504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.263555][ T32] task:kworker/1:328 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.263642][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.263747][ T32] Call trace: [ 1326.263854][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.263949][ T32] r10:829189c0 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:84ce8000 [ 1326.264013][ T32] r4:84ce8000 [ 1326.264061][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.264161][ T32] r5:84ce8000 r4:829189bc [ 1326.264224][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.264367][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.264535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 1326.264594][ T32] r4:00000000 [ 1326.264654][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.264776][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.264873][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.264986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3500 [ 1326.265048][ T32] r4:00000000 [ 1326.265091][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.265175][ T32] r9:83018205 r8:84ce8000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1326.265221][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.265302][ T32] r5:00001000 r4:e05f9000 [ 1326.265342][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.265424][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.265551][ T32] r5:850cdb8c r4:850cd800 [ 1326.265608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.265695][ T32] r7:ddde2d40 r6:83018200 r5:850cdb8c r4:85027900 [ 1326.265770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.265869][ T32] r10:61c88647 r9:84ce8000 r8:8502792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.265933][ T32] r4:85027900 [ 1326.265990][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.266093][ T32] r10:00000000 r9:85027900 r8:8027ecf4 r7:e07a9e60 r6:84db4800 r5:84ce8000 [ 1326.266150][ T32] r4:00000001 [ 1326.266287][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.294693][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 1326.294856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.294934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.294991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.295058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.295107][ T32] r4:84ca3400 [ 1326.295941][ T32] INFO: task kworker/1:328:3928 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.296023][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.296206][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.307281][ T32] Call trace: [ 1326.307393][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.307540][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.307622][ T32] r4:00000000 [ 1326.307673][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.307762][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.307847][ T32] 9d20: b3f23000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.307907][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.307970][ T32] 9d60: 800f0013 ffffffff [ 1326.308023][ T32] r5:800f0013 r4:80239bb0 [ 1326.308067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.308168][ T32] r4:82ac11e4 [ 1326.308219][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.308305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.308348][ T32] r4:e06c9dc0 [ 1326.308386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.308463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.308533][ T32] r4:00000000 [ 1326.308608][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.308701][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.308772][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.308883][ T32] r5:00001000 r4:eda49000 [ 1326.308953][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.309042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.309123][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.309183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.309276][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.309337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.309433][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.309482][ T32] r4:84ffea80 [ 1326.309545][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.309638][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.309687][ T32] r4:00000001 [ 1326.309734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.309806][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.309861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.309941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.310002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.310079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.310135][ T32] r4:8500f640 [ 1326.310203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.310291][ T32] INFO: task kworker/1:329:3930 blocked for more than 452 seconds. [ 1326.310374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.310433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.310475][ T32] task:kworker/1:329 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.310575][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.310671][ T32] Call trace: [ 1326.310762][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.310847][ T32] r10:829189c0 r9:e07d1d84 r8:00000002 r7:60000113 r6:e07d1d8c r5:84ce9800 [ 1326.310907][ T32] r4:84ce9800 [ 1326.310954][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.311074][ T32] r5:84ce9800 r4:829189bc [ 1326.311134][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.311238][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.311357][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 [ 1326.311412][ T32] r4:00000000 [ 1326.311451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.311557][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.311728][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.311850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3640 [ 1326.311898][ T32] r4:00000000 [ 1326.311938][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.312014][ T32] r9:83018205 r8:84ce9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1326.312057][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.312145][ T32] r5:00001000 r4:e060b000 [ 1326.312191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.312272][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.312345][ T32] r5:850cdf8c r4:850cdc00 [ 1326.312383][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.312458][ T32] r7:ddde2d40 r6:83018200 r5:850cdf8c r4:85027980 [ 1326.312549][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.312650][ T32] r10:61c88647 r9:84ce9800 r8:850279ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.312698][ T32] r4:85027980 [ 1326.312756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.312852][ T32] r10:00000000 r9:85027980 r8:8027ecf4 r7:e07a9e60 r6:84db4880 r5:84ce9800 [ 1326.312925][ T32] r4:00000001 [ 1326.312971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.313044][ T32] Exception stack(0xe07d1fb0 to 0xe07d1ff8) [ 1326.313119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.313182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.313250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.313321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.313368][ T32] r4:84ca3540 [ 1326.314191][ T32] INFO: task kworker/1:329:3930 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.314270][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.314387][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.314468][ T32] Call trace: [ 1326.314551][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.314643][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.314707][ T32] r4:00000000 [ 1326.314773][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.314876][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.314939][ T32] 9d20: b3f23000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.314996][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.315041][ T32] 9d60: 800f0013 ffffffff [ 1326.315089][ T32] r5:800f0013 r4:80239bb0 [ 1326.315145][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.315227][ T32] r4:82ac11e4 [ 1326.315270][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.315357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.315420][ T32] r4:e06c9dc0 [ 1326.315471][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.315562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.315626][ T32] r4:00000000 [ 1326.315675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.315772][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.315822][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.315904][ T32] r5:00001000 r4:eda49000 [ 1326.315979][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.316071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.316157][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.316203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.339969][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.340060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.340212][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.340266][ T32] r4:84ffea80 [ 1326.340309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.340402][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.340447][ T32] r4:00000001 [ 1326.340523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.340600][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.340661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.340726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.340783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.340843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.340889][ T32] r4:8500f640 [ 1326.340935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.340994][ T32] INFO: task kworker/1:330:3933 blocked for more than 452 seconds. [ 1326.341058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.341108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.341174][ T32] task:kworker/1:330 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.341294][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.341382][ T32] Call trace: [ 1326.341447][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.341544][ T32] r10:829189c0 r9:e07ddd84 r8:00000002 r7:60000113 r6:e07ddd8c r5:84ce8c00 [ 1326.341590][ T32] r4:84ce8c00 [ 1326.341633][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.341712][ T32] r5:84ce8c00 r4:829189bc [ 1326.341764][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.341843][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.341931][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 [ 1326.341978][ T32] r4:00000000 [ 1326.342017][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.342094][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.342198][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.342322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3900 [ 1326.342403][ T32] r4:00000000 [ 1326.342451][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.342542][ T32] r9:83018205 r8:84ce8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1326.342605][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.342701][ T32] r5:00001000 r4:e0627000 [ 1326.342763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.342857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.342954][ T32] r5:850ce78c r4:850ce400 [ 1326.343003][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.343088][ T32] r7:ddde2d40 r6:83018200 r5:850ce78c r4:85027a00 [ 1326.343130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.343221][ T32] r10:61c88647 r9:84ce8c00 r8:85027a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.343267][ T32] r4:85027a00 [ 1326.343322][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.343416][ T32] r10:00000000 r9:85027a00 r8:8027ecf4 r7:e07a9e60 r6:84db4900 r5:84ce8c00 [ 1326.343461][ T32] r4:00000001 [ 1326.343502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.343569][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1326.343624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.343700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.343771][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.343830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.343874][ T32] r4:84ca3680 [ 1326.344734][ T32] INFO: task kworker/1:330:3933 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.344829][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.345003][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.345097][ T32] Call trace: [ 1326.345164][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.345260][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.345308][ T32] r4:00000000 [ 1326.345350][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.345432][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.345495][ T32] 9d20: b4132000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.345576][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.345635][ T32] 9d60: 800f0013 ffffffff [ 1326.345686][ T32] r5:800f0013 r4:80239bb0 [ 1326.345752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.345840][ T32] r4:82ac11e4 [ 1326.345887][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.345977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.346057][ T32] r4:e06c9dc0 [ 1326.346108][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.346206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.369195][ T32] r4:00000000 [ 1326.369371][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.369510][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.369590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.369679][ T32] r5:00001000 r4:eda49000 [ 1326.369734][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.369828][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.369915][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.369976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.370092][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.370173][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.370291][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.370345][ T32] r4:84ffea80 [ 1326.370403][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.370523][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.370584][ T32] r4:00000001 [ 1326.370630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.370707][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.370778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.370836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.370896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.370958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.371007][ T32] r4:8500f640 [ 1326.371060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.371199][ T32] INFO: task kworker/1:331:3936 blocked for more than 452 seconds. [ 1326.371283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.371350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.371422][ T32] task:kworker/1:331 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.371555][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.371644][ T32] Call trace: [ 1326.371740][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.371853][ T32] r10:829189c0 r9:e07e5d84 r8:00000002 r7:60000013 r6:e07e5d8c r5:84ceb000 [ 1326.371903][ T32] r4:84ceb000 [ 1326.371963][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.372053][ T32] r5:84ceb000 r4:829189bc [ 1326.372116][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.372206][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.372328][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 1326.372376][ T32] r4:00000000 [ 1326.372415][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.372559][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.372653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.372747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca39c0 [ 1326.372814][ T32] r4:00000000 [ 1326.372861][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.372945][ T32] r9:83018205 r8:84ceb000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1326.372988][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.373085][ T32] r5:00001000 r4:e0631000 [ 1326.373130][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.373208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.373286][ T32] r5:850ceb8c r4:850ce800 [ 1326.373337][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.373428][ T32] r7:ddde2d40 r6:83018200 r5:850ceb8c r4:85027a80 [ 1326.373488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.373585][ T32] r10:61c88647 r9:84ceb000 r8:85027aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.373630][ T32] r4:85027a80 [ 1326.373683][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.373776][ T32] r10:00000000 r9:85027a80 r8:8027ecf4 r7:e07dde60 r6:84db4980 r5:84ceb000 [ 1326.373821][ T32] r4:00000001 [ 1326.373859][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.373939][ T32] Exception stack(0xe07e5fb0 to 0xe07e5ff8) [ 1326.373998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.374097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.374163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.374223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.374272][ T32] r4:84ca3880 [ 1326.375112][ T32] INFO: task kworker/1:331:3936 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.375188][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.375304][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.375390][ T32] Call trace: [ 1326.375475][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.375604][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.375661][ T32] r4:00000000 [ 1326.375704][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.375791][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.375850][ T32] 9d20: b4354000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.375907][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.375954][ T32] 9d60: 800f0013 ffffffff [ 1326.375999][ T32] r5:800f0013 r4:80239bb0 [ 1326.376058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.376154][ T32] r4:82ac11e4 [ 1326.397198][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.397437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.397501][ T32] r4:e06c9dc0 [ 1326.397548][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.397640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.397703][ T32] r4:00000000 [ 1326.397786][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.397909][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.397966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.398067][ T32] r5:00001000 r4:eda49000 [ 1326.398150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.398250][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.398329][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.398372][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.398464][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.398526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.398624][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.398672][ T32] r4:84ffea80 [ 1326.398737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.398839][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.398885][ T32] r4:00000001 [ 1326.398928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.399010][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.399072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.399186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.399261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.399328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.399391][ T32] r4:8500f640 [ 1326.399449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.399515][ T32] INFO: task kworker/1:332:3937 blocked for more than 452 seconds. [ 1326.399584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.399677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.399739][ T32] task:kworker/1:332 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.399882][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.399992][ T32] Call trace: [ 1326.400101][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.400223][ T32] r10:829189c0 r9:e07e9d84 r8:00000002 r7:60000113 r6:e07e9d8c r5:84cebc00 [ 1326.400281][ T32] r4:84cebc00 [ 1326.400322][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.400414][ T32] r5:84cebc00 r4:829189bc [ 1326.400470][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.400599][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.400704][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e9e08 [ 1326.400777][ T32] r4:00000000 [ 1326.400830][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.400924][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.401014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.401112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3dc0 [ 1326.401177][ T32] r4:00000000 [ 1326.401223][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.401306][ T32] r9:83018205 r8:84cebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1326.401367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.401479][ T32] r5:00001000 r4:e0683000 [ 1326.401548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.401636][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.401723][ T32] r5:850cf38c r4:850cf000 [ 1326.401764][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.401850][ T32] r7:ddde2d40 r6:83018200 r5:850cf38c r4:85027b00 [ 1326.401907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.402002][ T32] r10:61c88647 r9:84cebc00 r8:85027b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.402072][ T32] r4:85027b00 [ 1326.402128][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.402218][ T32] r10:00000000 r9:85027b00 r8:8027ecf4 r7:e07e5e60 r6:84db4a00 r5:84cebc00 [ 1326.402280][ T32] r4:00000001 [ 1326.402325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.402395][ T32] Exception stack(0xe07e9fb0 to 0xe07e9ff8) [ 1326.402482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.402557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.402627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.402694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.402754][ T32] r4:84ca3a00 [ 1326.403590][ T32] INFO: task kworker/1:332:3937 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.403661][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.403786][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.403868][ T32] Call trace: [ 1326.403930][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.404025][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.404092][ T32] r4:00000000 [ 1326.404139][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.404215][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.404288][ T32] 9d20: b4462000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.404352][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.404426][ T32] 9d60: 800f0013 ffffffff [ 1326.404505][ T32] r5:800f0013 r4:80239bb0 [ 1326.404550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.404633][ T32] r4:82ac11e4 [ 1326.404692][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.404817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.404880][ T32] r4:e06c9dc0 [ 1326.404921][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.405029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.405089][ T32] r4:00000000 [ 1326.405159][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.405253][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.405322][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.405416][ T32] r5:00001000 r4:eda49000 [ 1326.405476][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.405560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.405656][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.405732][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.405834][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.405876][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.406010][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.406086][ T32] r4:84ffea80 [ 1326.406140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.406284][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.435013][ T32] r4:00000001 [ 1326.435104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.435215][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.435275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.435371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.435433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.435506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.435552][ T32] r4:8500f640 [ 1326.435602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.435669][ T32] INFO: task kworker/1:333:3938 blocked for more than 452 seconds. [ 1326.435740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.435808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.435860][ T32] task:kworker/1:333 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.435968][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.436059][ T32] Call trace: [ 1326.436181][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.446976][ T32] r10:829189c0 r9:e07d9d84 r8:00000002 r7:60000013 r6:e07d9d8c r5:85086c00 [ 1326.447049][ T32] r4:85086c00 [ 1326.447132][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.447250][ T32] r5:85086c00 r4:829189bc [ 1326.447308][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.447398][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.447494][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1326.447543][ T32] r4:00000000 [ 1326.447582][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.447661][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.447752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.447837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3c00 [ 1326.447883][ T32] r4:00000000 [ 1326.447937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.448028][ T32] r9:83018205 r8:85086c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.448080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.448168][ T32] r5:00001000 r4:e063f000 [ 1326.448213][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.448293][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.448376][ T32] r5:850cef8c r4:850cec00 [ 1326.448419][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.448549][ T32] r7:ddde2d40 r6:83018200 r5:850cef8c r4:85027b80 [ 1326.448604][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.448702][ T32] r10:61c88647 r9:85086c00 r8:85027bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.448750][ T32] r4:85027b80 [ 1326.448852][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.448960][ T32] r10:00000000 r9:85027b80 r8:8027ecf4 r7:e07e9e60 r6:85027c00 r5:85086c00 [ 1326.449023][ T32] r4:00000001 [ 1326.449068][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.449140][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 1326.449225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.449297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.449355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.449415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.449462][ T32] r4:84ca3d40 [ 1326.450342][ T32] INFO: task kworker/1:333:3938 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.450420][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.450570][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.450674][ T32] Call trace: [ 1326.450748][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.450850][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.450908][ T32] r4:00000000 [ 1326.450946][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.451034][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.451105][ T32] 9d20: b4bb4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.451169][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.451216][ T32] 9d60: 800f0013 ffffffff [ 1326.451264][ T32] r5:800f0013 r4:80239bb0 [ 1326.451303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.451382][ T32] r4:82ac11e4 [ 1326.451439][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.451537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.451583][ T32] r4:e06c9dc0 [ 1326.451624][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.451711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.451774][ T32] r4:00000000 [ 1326.451831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.451919][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.451994][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.452089][ T32] r5:00001000 r4:eda49000 [ 1326.452131][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.452208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.452285][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.452324][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.452421][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.452500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.452594][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.452671][ T32] r4:84ffea80 [ 1326.452725][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.452837][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.452899][ T32] r4:00000001 [ 1326.452971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.453047][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.453100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.453170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.453258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.453353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.453429][ T32] r4:8500f640 [ 1326.453489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.453546][ T32] INFO: task kworker/1:334:3942 blocked for more than 452 seconds. [ 1326.453609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.453674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.453743][ T32] task:kworker/1:334 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.453874][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.453963][ T32] Call trace: [ 1326.454024][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.454110][ T32] r10:829189c0 r9:e0709d84 r8:00000002 r7:60000013 r6:e0709d8c r5:85088c00 [ 1326.454153][ T32] r4:85088c00 [ 1326.454218][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.454358][ T32] r5:85088c00 r4:829189bc [ 1326.454406][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.454484][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.454586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0709e08 [ 1326.454636][ T32] r4:00000000 [ 1326.454688][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.454775][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.454847][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.454940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db6e40 [ 1326.454984][ T32] r4:00000000 [ 1326.455074][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.455213][ T32] r9:83018205 r8:85088c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.455274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.455354][ T32] r5:00001000 r4:e0699000 [ 1326.455411][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.455504][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.455585][ T32] r5:850cf78c r4:850cf400 [ 1326.455625][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.455882][ T32] r7:ddde2d40 r6:83018200 r5:850cf78c r4:85027c80 [ 1326.456068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.456197][ T32] r10:61c88647 r9:85088c00 r8:85027cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.456292][ T32] r4:85027c80 [ 1326.477069][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.477274][ T32] r10:00000000 r9:85027c80 r8:8027ecf4 r7:e07e9e60 r6:85027d00 r5:85088c00 [ 1326.477336][ T32] r4:00000001 [ 1326.477419][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.477494][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1326.477550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.477602][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.477651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.477716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.477763][ T32] r4:84ca3f40 [ 1326.478598][ T32] INFO: task kworker/1:334:3942 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.478670][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.478844][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.478961][ T32] Call trace: [ 1326.479036][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.479134][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.479201][ T32] r4:00000000 [ 1326.479256][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.479334][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.479397][ T32] 9d20: b4c4a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.479471][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.479551][ T32] 9d60: 800f0013 ffffffff [ 1326.479610][ T32] r5:800f0013 r4:80239bb0 [ 1326.479709][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.479829][ T32] r4:82ac11e4 [ 1326.479902][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.480001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.480102][ T32] r4:e06c9dc0 [ 1326.480171][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.480264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.480313][ T32] r4:00000000 [ 1326.480349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.480423][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.480463][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.480568][ T32] r5:00001000 r4:eda49000 [ 1326.480631][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.480736][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.480853][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.480902][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.480989][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.481063][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.481183][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.481243][ T32] r4:84ffea80 [ 1326.481285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.481390][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.481494][ T32] r4:00000001 [ 1326.481554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.481646][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.481735][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.481845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.481913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.481972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.482021][ T32] r4:8500f640 [ 1326.482104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.482210][ T32] INFO: task kworker/1:335:3944 blocked for more than 452 seconds. [ 1326.482284][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.482334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.482374][ T32] task:kworker/1:335 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.482466][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.482548][ T32] Call trace: [ 1326.482611][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.482720][ T32] r10:829189c0 r9:e0741d84 r8:00000002 r7:60000013 r6:e0741d8c r5:85089800 [ 1326.482767][ T32] r4:85089800 [ 1326.482808][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.482894][ T32] r5:85089800 r4:829189bc [ 1326.482953][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.483048][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.483154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 [ 1326.483205][ T32] r4:00000000 [ 1326.483271][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.483385][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.483471][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.483564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa040 [ 1326.483620][ T32] r4:00000000 [ 1326.483675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.483773][ T32] r9:83018205 r8:85089800 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1326.483820][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.483922][ T32] r5:00001000 r4:e0783000 [ 1326.483990][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.484070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.484153][ T32] r5:850cfb8c r4:850cf800 [ 1326.484241][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.484336][ T32] r7:ddde2d40 r6:83018200 r5:850cfb8c r4:85027d80 [ 1326.484380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.484464][ T32] r10:61c88647 r9:85089800 r8:85027dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.484659][ T32] r4:85027d80 [ 1326.484729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.484821][ T32] r10:00000000 r9:85027d80 r8:8027ecf4 r7:e0709e60 r6:85027e00 r5:85089800 [ 1326.484920][ T32] r4:00000001 [ 1326.484971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.485043][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1326.485101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.485162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.485222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.485282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.485329][ T32] r4:850fa000 [ 1326.485876][ T32] INFO: task kworker/1:335:3944 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.485965][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.486129][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.514202][ T32] Call trace: [ 1326.514335][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.514473][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.514525][ T32] r4:00000000 [ 1326.514566][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.514646][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.514719][ T32] 9d20: b4f82000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.514796][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.514861][ T32] 9d60: 800f0013 ffffffff [ 1326.514908][ T32] r5:800f0013 r4:80239bb0 [ 1326.514951][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.515033][ T32] r4:82ac11e4 [ 1326.515075][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.515161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.515207][ T32] r4:e06c9dc0 [ 1326.515247][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.515333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.515396][ T32] r4:00000000 [ 1326.515507][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.515624][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.515698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.515825][ T32] r5:00001000 r4:eda49000 [ 1326.515883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.515967][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.516046][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.516087][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.516171][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.516308][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.524428][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.524611][ T32] r4:84ffea80 [ 1326.524713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.524844][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.524892][ T32] r4:00000001 [ 1326.524955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.525035][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.525096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.525153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.525220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.525298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.525434][ T32] r4:8500f640 [ 1326.525523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.525592][ T32] INFO: task kworker/1:336:3946 blocked for more than 453 seconds. [ 1326.525671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.525737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.525783][ T32] task:kworker/1:336 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.525975][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.526086][ T32] Call trace: [ 1326.526152][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.541296][ T32] r10:829189c0 r9:e07edd84 r8:00000002 r7:60000113 r6:e07edd8c r5:8508a400 [ 1326.541429][ T32] r4:8508a400 [ 1326.541480][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.541601][ T32] r5:8508a400 r4:829189bc [ 1326.541646][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.541740][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.541834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1326.541882][ T32] r4:00000000 [ 1326.541959][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.542044][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.542148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.542248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa300 [ 1326.542293][ T32] r4:00000000 [ 1326.542347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.542444][ T32] r9:83018205 r8:8508a400 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1326.542508][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.542603][ T32] r5:00001000 r4:df9fd000 [ 1326.542645][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.542744][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.542879][ T32] r5:850cff8c r4:850cfc00 [ 1326.542926][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.543015][ T32] r7:ddde2d40 r6:83018200 r5:850cff8c r4:85027e80 [ 1326.543069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.543175][ T32] r10:61c88647 r9:8508a400 r8:85027eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.543227][ T32] r4:85027e80 [ 1326.543302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.543408][ T32] r10:00000000 r9:85027e80 r8:8027ecf4 r7:e0741e60 r6:85027f00 r5:8508a400 [ 1326.543455][ T32] r4:00000001 [ 1326.543513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.543586][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1326.543645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.543720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.543787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.543849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.543912][ T32] r4:850fa240 [ 1326.544795][ T32] INFO: task kworker/1:336:3946 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.544897][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.545068][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.545160][ T32] Call trace: [ 1326.545227][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.545325][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.545414][ T32] r4:00000000 [ 1326.545482][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.545685][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.545766][ T32] 9d20: b5259000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.545822][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.545870][ T32] 9d60: 800f0013 ffffffff [ 1326.545917][ T32] r5:800f0013 r4:80239bb0 [ 1326.546005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.546116][ T32] r4:82ac11e4 [ 1326.546165][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.554672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.554815][ T32] r4:e06c9dc0 [ 1326.554871][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.554992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.555052][ T32] r4:00000000 [ 1326.555108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.555205][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.555249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.555355][ T32] r5:00001000 r4:eda49000 [ 1326.555405][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.555489][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.555594][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.555647][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.555745][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.555815][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.555912][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.555958][ T32] r4:84ffea80 [ 1326.556000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.556115][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.556167][ T32] r4:00000001 [ 1326.556210][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.567464][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.567579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.567672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.567753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.567819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.567866][ T32] r4:8500f640 [ 1326.567913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.568028][ T32] INFO: task kworker/1:337:3948 blocked for more than 453 seconds. [ 1326.568146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.568204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.568251][ T32] task:kworker/1:337 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.568380][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.568526][ T32] Call trace: [ 1326.568593][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.568694][ T32] r10:829189c0 r9:e06bdd84 r8:00000002 r7:60000013 r6:e06bdd8c r5:8508b000 [ 1326.568753][ T32] r4:8508b000 [ 1326.568795][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.568876][ T32] r5:8508b000 r4:829189bc [ 1326.568917][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.569033][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.569163][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06bde08 [ 1326.569229][ T32] r4:00000000 [ 1326.569270][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.569378][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.569467][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.569565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa380 [ 1326.569618][ T32] r4:00000000 [ 1326.569661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.569755][ T32] r9:83018205 r8:8508b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.569803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.569886][ T32] r5:00001000 r4:dfa8d000 [ 1326.569929][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.570007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.570083][ T32] r5:850d038c r4:850d0000 [ 1326.570122][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.570208][ T32] r7:ddde2d40 r6:83018200 r5:850d038c r4:85027f80 [ 1326.570251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.570364][ T32] r10:61c88647 r9:8508b000 r8:85027fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.570409][ T32] r4:85027f80 [ 1326.570449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.570539][ T32] r10:00000000 r9:85027f80 r8:8027ecf4 r7:e07ede60 r6:850fb000 r5:8508b000 [ 1326.570609][ T32] r4:00000001 [ 1326.570684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.570771][ T32] Exception stack(0xe06bdfb0 to 0xe06bdff8) [ 1326.570825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.570883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.570935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.570990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.571037][ T32] r4:850fa180 [ 1326.571929][ T32] INFO: task kworker/1:337:3948 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.572026][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.572192][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.572320][ T32] Call trace: [ 1326.572406][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.572534][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.572610][ T32] r4:00000000 [ 1326.572706][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.572799][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.572856][ T32] 9d20: b5490000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.572915][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.572963][ T32] 9d60: 800f0013 ffffffff [ 1326.573028][ T32] r5:800f0013 r4:80239bb0 [ 1326.573101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.573187][ T32] r4:82ac11e4 [ 1326.573229][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.573312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.573359][ T32] r4:e06c9dc0 [ 1326.573400][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.573507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.573569][ T32] r4:00000000 [ 1326.573636][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.573743][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.573791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.573873][ T32] r5:00001000 r4:eda49000 [ 1326.573917][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.573995][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.574092][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.574141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.574245][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.574319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.574424][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.574472][ T32] r4:84ffea80 [ 1326.574513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.574604][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.574681][ T32] r4:00000001 [ 1326.574740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.574812][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.574879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.574940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.574994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.575076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.575130][ T32] r4:8500f640 [ 1326.575170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.575222][ T32] INFO: task kworker/1:338:3950 blocked for more than 453 seconds. [ 1326.575280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.575331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.575375][ T32] task:kworker/1:338 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.575482][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.575588][ T32] Call trace: [ 1326.575693][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.575826][ T32] r10:829189c0 r9:e07f1d84 r8:00000002 r7:60000013 r6:e07f1d8c r5:8508bc00 [ 1326.575888][ T32] r4:8508bc00 [ 1326.575930][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.576011][ T32] r5:8508bc00 r4:829189bc [ 1326.576053][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.576130][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.602611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f1e08 [ 1326.602761][ T32] r4:00000000 [ 1326.602810][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.602929][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.603012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.603154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa500 [ 1326.603217][ T32] r4:00000000 [ 1326.603260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.603386][ T32] r9:83018205 r8:8508bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1326.603450][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.603541][ T32] r5:00001000 r4:dfaf3000 [ 1326.603602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.603710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.603830][ T32] r5:850d078c r4:850d0400 [ 1326.603920][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.604027][ T32] r7:ddde2d40 r6:83018200 r5:850d078c r4:850fb080 [ 1326.604076][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.604183][ T32] r10:61c88647 r9:8508bc00 r8:850fb0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.604258][ T32] r4:850fb080 [ 1326.604316][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.604421][ T32] r10:00000000 r9:850fb080 r8:8027ecf4 r7:e06bde60 r6:850fb100 r5:8508bc00 [ 1326.604466][ T32] r4:00000001 [ 1326.604582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.604685][ T32] Exception stack(0xe07f1fb0 to 0xe07f1ff8) [ 1326.604768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.604829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.604906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.604966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.605031][ T32] r4:850fa340 [ 1326.605891][ T32] INFO: task kworker/1:338:3950 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.605975][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.606144][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.614194][ T32] Call trace: [ 1326.614299][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.614427][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.614479][ T32] r4:00000000 [ 1326.614524][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.614605][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.614670][ T32] 9d20: b5827000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.614742][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.614792][ T32] 9d60: 800f0013 ffffffff [ 1326.614840][ T32] r5:800f0013 r4:80239bb0 [ 1326.614885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.614969][ T32] r4:82ac11e4 [ 1326.615011][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.615095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.615144][ T32] r4:e06c9dc0 [ 1326.615217][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.615314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.615361][ T32] r4:00000000 [ 1326.615428][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.615524][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.615613][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.615736][ T32] r5:00001000 r4:eda49000 [ 1326.615810][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.615919][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.616038][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.616109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.616268][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.621216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.621430][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.621524][ T32] r4:84ffea80 [ 1326.621598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.621715][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.621767][ T32] r4:00000001 [ 1326.621811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.621883][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.621939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.622000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.622073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.622138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.622187][ T32] r4:8500f640 [ 1326.622248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.622331][ T32] INFO: task kworker/1:339:3952 blocked for more than 453 seconds. [ 1326.622395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.622443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.622491][ T32] task:kworker/1:339 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.622623][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.622759][ T32] Call trace: [ 1326.622826][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.622936][ T32] r10:829189c0 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:8508c800 [ 1326.622987][ T32] r4:8508c800 [ 1326.623029][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.623111][ T32] r5:8508c800 r4:829189bc [ 1326.623164][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.623243][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.623355][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 [ 1326.623407][ T32] r4:00000000 [ 1326.623447][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.623559][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.623678][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.623784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa6c0 [ 1326.623831][ T32] r4:00000000 [ 1326.623871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.623957][ T32] r9:83018205 r8:8508c800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.624001][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.624097][ T32] r5:00001000 r4:dfc75000 [ 1326.624168][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.624275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.624359][ T32] r5:850d0b8c r4:850d0800 [ 1326.624415][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.624531][ T32] r7:ddde2d40 r6:83018200 r5:850d0b8c r4:850fb180 [ 1326.624576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.624665][ T32] r10:61c88647 r9:8508c800 r8:850fb1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.624722][ T32] r4:850fb180 [ 1326.624780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.624934][ T32] r10:00000000 r9:850fb180 r8:8027ecf4 r7:e07f1e60 r6:850fb200 r5:8508c800 [ 1326.624997][ T32] r4:00000001 [ 1326.625059][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.625142][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) [ 1326.625195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.625276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.625342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.625400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.625446][ T32] r4:850fa440 [ 1326.648535][ T32] INFO: task kworker/1:339:3952 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.648758][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.648922][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.649087][ T32] Call trace: [ 1326.649207][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.649315][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.649424][ T32] r4:00000000 [ 1326.649486][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.649581][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.649661][ T32] 9d20: b5bba000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.649735][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.649789][ T32] 9d60: 800f0013 ffffffff [ 1326.649841][ T32] r5:800f0013 r4:80239bb0 [ 1326.649884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.649973][ T32] r4:82ac11e4 [ 1326.650026][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.650111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.650158][ T32] r4:e06c9dc0 [ 1326.650196][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.650307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.650353][ T32] r4:00000000 [ 1326.650397][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.650486][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.650532][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.650641][ T32] r5:00001000 r4:eda49000 [ 1326.650692][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.650785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.650863][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.650920][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.651039][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.651088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.651205][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.651256][ T32] r4:84ffea80 [ 1326.651298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.651402][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.651469][ T32] r4:00000001 [ 1326.651515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.651588][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.651639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.651717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.651773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.651828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.651870][ T32] r4:8500f640 [ 1326.651917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.651970][ T32] INFO: task kworker/1:340:3954 blocked for more than 453 seconds. [ 1326.652027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.652073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.652112][ T32] task:kworker/1:340 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.652194][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.652285][ T32] Call trace: [ 1326.652381][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.652509][ T32] r10:829189c0 r9:e07f9d84 r8:00000002 r7:60000013 r6:e07f9d8c r5:8508d400 [ 1326.652573][ T32] r4:8508d400 [ 1326.652623][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.652727][ T32] r5:8508d400 r4:829189bc [ 1326.652796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.652891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.652995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1326.653079][ T32] r4:00000000 [ 1326.653153][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.653242][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.653336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.653433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa840 [ 1326.653497][ T32] r4:00000000 [ 1326.653557][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.653650][ T32] r9:83018205 r8:8508d400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1326.653696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.653786][ T32] r5:00001000 r4:dfcbd000 [ 1326.653876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.654024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.654118][ T32] r5:850d0f8c r4:850d0c00 [ 1326.654160][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.654244][ T32] r7:ddde2d40 r6:83018200 r5:850d0f8c r4:850fb280 [ 1326.654304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.654426][ T32] r10:61c88647 r9:8508d400 r8:850fb2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.654511][ T32] r4:850fb280 [ 1326.654556][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.654658][ T32] r10:00000000 r9:850fb280 r8:8027ecf4 r7:e07f5e60 r6:850fb300 r5:8508d400 [ 1326.654749][ T32] r4:00000001 [ 1326.654802][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.654884][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1326.654937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.654993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.655061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.655169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.655255][ T32] r4:850fa5c0 [ 1326.656072][ T32] INFO: task kworker/1:340:3954 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.656144][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.656338][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.681570][ T32] Call trace: [ 1326.681658][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.681802][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.681851][ T32] r4:00000000 [ 1326.681912][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.682002][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.682067][ T32] 9d20: b6079000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.682127][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.682178][ T32] 9d60: 800f0013 ffffffff [ 1326.682227][ T32] r5:800f0013 r4:80239bb0 [ 1326.682270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.682357][ T32] r4:82ac11e4 [ 1326.682399][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.682487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.682534][ T32] r4:e06c9dc0 [ 1326.682576][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.682660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.682718][ T32] r4:00000000 [ 1326.682763][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.682850][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.682897][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.682981][ T32] r5:00001000 r4:eda49000 [ 1326.683024][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.683142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.683231][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.683274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.683364][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.683422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.683516][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.683609][ T32] r4:84ffea80 [ 1326.683669][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.683787][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.683845][ T32] r4:00000001 [ 1326.683887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.683958][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.684011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.684069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.684123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.684180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.684226][ T32] r4:8500f640 [ 1326.684275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.684331][ T32] INFO: task kworker/1:341:3956 blocked for more than 453 seconds. [ 1326.684396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.684457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.684540][ T32] task:kworker/1:341 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.684645][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.684772][ T32] Call trace: [ 1326.684862][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.684951][ T32] r10:829189c0 r9:e4805d84 r8:00000002 r7:60000113 r6:e4805d8c r5:8508e000 [ 1326.685007][ T32] r4:8508e000 [ 1326.685049][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.685126][ T32] r5:8508e000 r4:829189bc [ 1326.685167][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.685247][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.685335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4805e08 [ 1326.685382][ T32] r4:00000000 [ 1326.685423][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.685501][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.685586][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.685665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa900 [ 1326.685713][ T32] r4:00000000 [ 1326.685750][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.685824][ T32] r9:83018205 r8:8508e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1326.685882][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.685993][ T32] r5:00001000 r4:dfd0f000 [ 1326.686038][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.686112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.686184][ T32] r5:850d138c r4:850d1000 [ 1326.686274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.697112][ T32] r7:ddde2d40 r6:83018200 r5:850d138c r4:850fb380 [ 1326.697193][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.697323][ T32] r10:61c88647 r9:8508e000 r8:850fb3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.697370][ T32] r4:850fb380 [ 1326.697411][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.697528][ T32] r10:00000000 r9:850fb380 r8:8027ecf4 r7:e07f9e60 r6:850fb400 r5:8508e000 [ 1326.697581][ T32] r4:00000001 [ 1326.697626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.697756][ T32] Exception stack(0xe4805fb0 to 0xe4805ff8) [ 1326.697848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.697936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.697995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.698071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.698123][ T32] r4:850fa780 [ 1326.698936][ T32] INFO: task kworker/1:341:3956 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.699019][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.699239][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.699396][ T32] Call trace: [ 1326.699483][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.699588][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.699637][ T32] r4:00000000 [ 1326.699679][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.699765][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.699825][ T32] 9d20: b6079000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.699884][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.699934][ T32] 9d60: 800f0013 ffffffff [ 1326.699980][ T32] r5:800f0013 r4:80239bb0 [ 1326.700035][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.700122][ T32] r4:82ac11e4 [ 1326.700157][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.700255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.700326][ T32] r4:e06c9dc0 [ 1326.700383][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.700474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.700584][ T32] r4:00000000 [ 1326.700633][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.700753][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.700808][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.700893][ T32] r5:00001000 r4:eda49000 [ 1326.700936][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.701014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.701094][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.701137][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.701224][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.701266][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.701354][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.701438][ T32] r4:84ffea80 [ 1326.701491][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.701581][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.701626][ T32] r4:00000001 [ 1326.701667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.701746][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.701818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.701913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.702018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.702094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.702141][ T32] r4:8500f640 [ 1326.702201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.702264][ T32] INFO: task kworker/1:342:3958 blocked for more than 453 seconds. [ 1326.702331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.702391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.702432][ T32] task:kworker/1:342 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.702564][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.702645][ T32] Call trace: [ 1326.702712][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.702802][ T32] r10:829189c0 r9:e480dd84 r8:00000002 r7:60000113 r6:e480dd8c r5:85088000 [ 1326.702850][ T32] r4:85088000 [ 1326.702906][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.702993][ T32] r5:85088000 r4:829189bc [ 1326.703044][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.703119][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.703221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e480de08 [ 1326.703272][ T32] r4:00000000 [ 1326.703326][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.703428][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.703529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.703615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fac40 [ 1326.703666][ T32] r4:00000000 [ 1326.703715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.703800][ T32] r9:83018205 r8:85088000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1326.703851][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.703928][ T32] r5:00001000 r4:dfd4f000 [ 1326.703996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.704079][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.704158][ T32] r5:850d178c r4:850d1400 [ 1326.704198][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.704295][ T32] r7:ddde2d40 r6:83018200 r5:850d178c r4:850fb480 [ 1326.704337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.704435][ T32] r10:61c88647 r9:85088000 r8:850fb4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.704512][ T32] r4:850fb480 [ 1326.704556][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.704643][ T32] r10:00000000 r9:850fb480 r8:8027ecf4 r7:e4805e60 r6:850fb500 r5:85088000 [ 1326.704692][ T32] r4:00000001 [ 1326.704745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.704813][ T32] Exception stack(0xe480dfb0 to 0xe480dff8) [ 1326.704889][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.704953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.705020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.705095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.705165][ T32] r4:850fa940 [ 1326.705678][ T32] INFO: task kworker/1:342:3958 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.705758][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.705871][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.705985][ T32] Call trace: [ 1326.706074][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.706183][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.727171][ T32] r4:00000000 [ 1326.727317][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.727470][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.727560][ T32] 9d20: b6345000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.727627][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.727676][ T32] 9d60: 800f0013 ffffffff [ 1326.727742][ T32] r5:800f0013 r4:80239bb0 [ 1326.727796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.727906][ T32] r4:82ac11e4 [ 1326.727951][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.728063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.728123][ T32] r4:e06c9dc0 [ 1326.728178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.728265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.728331][ T32] r4:00000000 [ 1326.728375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.728470][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.728550][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.728638][ T32] r5:00001000 r4:eda49000 [ 1326.728677][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.728777][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.728854][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.728898][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.728994][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.729044][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.729138][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.729187][ T32] r4:84ffea80 [ 1326.729229][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.729318][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.729373][ T32] r4:00000001 [ 1326.729416][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.729496][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.729548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.729609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.729682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.729768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.729816][ T32] r4:8500f640 [ 1326.729892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.729972][ T32] INFO: task kworker/1:343:3960 blocked for more than 453 seconds. [ 1326.730049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.730098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.730144][ T32] task:kworker/1:343 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.730254][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.730368][ T32] Call trace: [ 1326.730433][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.730563][ T32] r10:829189c0 r9:e4831d84 r8:00000002 r7:60000113 r6:e4831d8c r5:85084800 [ 1326.730627][ T32] r4:85084800 [ 1326.730670][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.730760][ T32] r5:85084800 r4:829189bc [ 1326.730830][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.730916][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.731003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4831e08 [ 1326.731045][ T32] r4:00000000 [ 1326.731087][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.731183][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.731280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.731385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fae80 [ 1326.731437][ T32] r4:00000000 [ 1326.731481][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.731569][ T32] r9:83018205 r8:85084800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.731626][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.731713][ T32] r5:00001000 r4:dfd85000 [ 1326.731755][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.731835][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.731914][ T32] r5:850d1b8c r4:850d1800 [ 1326.731955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.732069][ T32] r7:ddde2d40 r6:83018200 r5:850d1b8c r4:850fb580 [ 1326.732133][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.732228][ T32] r10:61c88647 r9:85084800 r8:850fb5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.732274][ T32] r4:850fb580 [ 1326.732315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.732406][ T32] r10:00000000 r9:850fb580 r8:8027ecf4 r7:e480de60 r6:850fb600 r5:85084800 [ 1326.732454][ T32] r4:00000001 [ 1326.732523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.732594][ T32] Exception stack(0xe4831fb0 to 0xe4831ff8) [ 1326.732647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.732739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.732800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.732863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.732907][ T32] r4:850fa780 [ 1326.733731][ T32] INFO: task kworker/1:343:3960 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.733821][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.733942][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.734047][ T32] Call trace: [ 1326.734113][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.734209][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.734256][ T32] r4:00000000 [ 1326.734295][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.734390][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.734462][ T32] 9d20: b6345000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.734522][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.734628][ T32] 9d60: 800f0013 ffffffff [ 1326.734686][ T32] r5:800f0013 r4:80239bb0 [ 1326.734767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.734863][ T32] r4:82ac11e4 [ 1326.734929][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.735031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.735082][ T32] r4:e06c9dc0 [ 1326.735132][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.735263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.735343][ T32] r4:00000000 [ 1326.735388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.735472][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.735531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.735615][ T32] r5:00001000 r4:eda49000 [ 1326.735680][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.735769][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.735860][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.735928][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.736014][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.736052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.736150][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.736196][ T32] r4:84ffea80 [ 1326.767146][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.767386][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.767439][ T32] r4:00000001 [ 1326.767488][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.767597][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.767676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.767751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.767807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.767881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.767934][ T32] r4:8500f640 [ 1326.768002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.768085][ T32] INFO: task kworker/1:344:3961 blocked for more than 453 seconds. [ 1326.768165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.768222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.768261][ T32] task:kworker/1:344 state:D stack:0 pid:3961 tgid:3961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.768360][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.768470][ T32] Call trace: [ 1326.768572][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.768675][ T32] r10:829189c0 r9:e4835d84 r8:00000002 r7:60000113 r6:e4835d8c r5:84cec800 [ 1326.768731][ T32] r4:84cec800 [ 1326.768773][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.768857][ T32] r5:84cec800 r4:829189bc [ 1326.768896][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.768980][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.769078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4835e08 [ 1326.769136][ T32] r4:00000000 [ 1326.769181][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.769259][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.769341][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.769430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e00b00 ** 4 printk messages dropped ** [ 1326.769759][ T32] r5:00001000 r4:dfdcb000 ** 5 printk messages dropped ** [ 1326.770131][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.770221][ T32] r10:61c88647 r9:84cec800 r8:850fb6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.770291][ T32] r4:850fb680 [ 1326.770331][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.770419][ T32] r10:00000000 r9:850fb680 r8:8027ecf4 r7:e4831e60 r6:84db4a80 r5:84cec800 [ 1326.770468][ T32] r4:00000001 [ 1326.770507][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.770576][ T32] Exception stack(0xe4835fb0 to 0xe4835ff8) [ 1326.770632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.770688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.770750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.770808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.770852][ T32] r4:850fa780 [ 1326.771691][ T32] INFO: task kworker/1:344:3961 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.771769][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.771886][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.771971][ T32] Call trace: [ 1326.772032][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.772126][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.772172][ T32] r4:00000000 [ 1326.772212][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.772285][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.772342][ T32] 9d20: b666a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.772397][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.772447][ T32] 9d60: 800f0013 ffffffff [ 1326.772530][ T32] r5:800f0013 r4:80239bb0 [ 1326.772573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.772652][ T32] r4:82ac11e4 [ 1326.772694][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.772782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.772828][ T32] r4:e06c9dc0 [ 1326.772868][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.772950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.772995][ T32] r4:00000000 [ 1326.773034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.773118][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.773161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.773254][ T32] r5:00001000 r4:eda49000 [ 1326.773362][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.773475][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.773564][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.773604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.773689][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.773741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.773828][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.773873][ T32] r4:84ffea80 [ 1326.773912][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.773998][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.774045][ T32] r4:00000001 [ 1326.774084][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.774152][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.774205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.774261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.774316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.774371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.774416][ T32] r4:8500f640 [ 1326.774474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.774537][ T32] INFO: task kworker/1:345:3964 blocked for more than 453 seconds. [ 1326.774592][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.774637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.774675][ T32] task:kworker/1:345 state:D stack:0 pid:3964 tgid:3964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.774773][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.774852][ T32] Call trace: [ 1326.774940][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.775030][ T32] r10:829189c0 r9:e4841d84 r8:00000002 r7:60000113 r6:e4841d8c r5:84ced400 [ 1326.775075][ T32] r4:84ced400 [ 1326.775115][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.775191][ T32] r5:84ced400 r4:829189bc [ 1326.775231][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.775305][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.775391][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4841e08 [ 1326.775435][ T32] r4:00000000 [ 1326.775477][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.775578][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.775655][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.775752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca3bc0 [ 1326.775809][ T32] r4:00000000 [ 1326.775847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.775930][ T32] r9:83018205 r8:84ced400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.775972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.776048][ T32] r5:00001000 r4:dff0f000 [ 1326.776087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.776160][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.776235][ T32] r5:850d238c r4:850d2000 [ 1326.776335][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.797011][ T32] r7:ddde2d40 r6:83018200 r5:850d238c r4:850fb700 [ 1326.797122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.797255][ T32] r10:61c88647 r9:84ced400 r8:850fb72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.797302][ T32] r4:850fb700 [ 1326.797341][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.797450][ T32] r10:00000000 r9:850fb700 r8:8027ecf4 r7:e4835e60 r6:84db4b00 r5:84ced400 [ 1326.797506][ T32] r4:00000001 [ 1326.797583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.797680][ T32] Exception stack(0xe4841fb0 to 0xe4841ff8) [ 1326.797757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.797827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.797881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.797946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.798016][ T32] r4:84e00b40 [ 1326.798869][ T32] INFO: task kworker/1:345:3964 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.798948][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.799102][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.799238][ T32] Call trace: [ 1326.799305][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.799406][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.799460][ T32] r4:00000000 [ 1326.799527][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.799608][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 1 printk messages dropped ** [ 1326.799742][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1326.800155][ T32] r4:e06c9dc0 ** 1 printk messages dropped ** [ 1326.800290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.800334][ T32] r4:00000000 [ 1326.800395][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.800518][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.800570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.800656][ T32] r5:00001000 r4:eda49000 [ 1326.800698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.800808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.800895][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.800932][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.801011][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.801053][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.801139][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.801182][ T32] r4:84ffea80 [ 1326.801222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.801305][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.801351][ T32] r4:00000001 [ 1326.801391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.801460][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.801512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.801569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.801624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.801680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.801736][ T32] r4:8500f640 [ 1326.801781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.801836][ T32] INFO: task kworker/1:346:3966 blocked for more than 453 seconds. [ 1326.801948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.802005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.802046][ T32] task:kworker/1:346 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.802132][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.802211][ T32] Call trace: [ 1326.802300][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.802387][ T32] r10:829189c0 r9:e4849d84 r8:00000002 r7:60000113 r6:e4849d8c r5:84cee000 [ 1326.802432][ T32] r4:84cee000 [ 1326.802473][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.802551][ T32] r5:84cee000 r4:829189bc [ 1326.802589][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.802668][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.802768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4849e08 [ 1326.802814][ T32] r4:00000000 [ 1326.802852][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.802926][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.802996][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.803076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510b580 [ 1326.803119][ T32] r4:00000000 [ 1326.803158][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.803235][ T32] r9:83018205 r8:84cee000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1326.803275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.803353][ T32] r5:00001000 r4:e0043000 [ 1326.803394][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.803471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.803562][ T32] r5:850d338c r4:850d3000 [ 1326.803613][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.803696][ T32] r7:ddde2d40 r6:83018200 r5:850d338c r4:850fb780 [ 1326.803752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.803863][ T32] r10:61c88647 r9:84cee000 r8:850fb7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.803916][ T32] r4:850fb780 [ 1326.803964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.804049][ T32] r10:00000000 r9:850fb780 r8:8027ecf4 r7:e4841e60 r6:84db4b80 r5:84cee000 [ 1326.804093][ T32] r4:00000001 [ 1326.804129][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.804198][ T32] Exception stack(0xe4849fb0 to 0xe4849ff8) [ 1326.804249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.804303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.804377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.804445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.804525][ T32] r4:84ca3ec0 [ 1326.805030][ T32] INFO: task kworker/1:346:3966 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.805108][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.805264][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.805353][ T32] Call trace: [ 1326.805413][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1326.805555][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.805863][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1326.839600][ T32] r4:e06c9dc0 ** 1 printk messages dropped ** [ 1326.839802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.839851][ T32] r4:00000000 [ 1326.839895][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.839987][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.840041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.840131][ T32] r5:00001000 r4:eda49000 [ 1326.840176][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.840254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.840333][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.840375][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.840461][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.840535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.840627][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.840674][ T32] r4:84ffea80 [ 1326.840740][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.840837][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.840884][ T32] r4:00000001 [ 1326.840924][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.840996][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.841053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.841110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.841163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.841220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.841264][ T32] r4:8500f640 [ 1326.841328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.841461][ T32] INFO: task kworker/1:347:3967 blocked for more than 453 seconds. [ 1326.841554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.841624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.841672][ T32] task:kworker/1:347 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.841804][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.841890][ T32] Call trace: [ 1326.841969][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.842070][ T32] r10:829189c0 r9:e4855d84 r8:00000002 r7:60000013 r6:e4855d8c r5:84ceec00 [ 1326.842121][ T32] r4:84ceec00 [ 1326.842163][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.842276][ T32] r5:84ceec00 r4:829189bc [ 1326.842332][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.842411][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.842502][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4855e08 [ 1326.842546][ T32] r4:00000000 [ 1326.842584][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.842660][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.842753][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.842848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510b040 [ 1326.842895][ T32] r4:00000000 [ 1326.842935][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.843052][ T32] r9:83018205 r8:84ceec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.843109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.843216][ T32] r5:00001000 r4:dffcb000 [ 1326.843307][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.843422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.843527][ T32] r5:850d278c r4:850d2400 [ 1326.843599][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.843696][ T32] r7:ddde2d40 r6:83018200 r5:850d278c r4:850fb800 [ 1326.843748][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.843847][ T32] r10:61c88647 r9:84ceec00 r8:850fb82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.843899][ T32] r4:850fb800 [ 1326.843937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.844023][ T32] r10:00000000 r9:850fb800 r8:8027ecf4 r7:e4849e60 r6:84db4c00 r5:84ceec00 [ 1326.844084][ T32] r4:00000001 [ 1326.844130][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.844198][ T32] Exception stack(0xe4855fb0 to 0xe4855ff8) [ 1326.844264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.844347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.844409][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.844470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.844552][ T32] r4:84ca3ec0 [ 1326.845402][ T32] INFO: task kworker/1:347:3967 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.845479][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.845626][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.845732][ T32] Call trace: [ 1326.845799][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.845893][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.845940][ T32] r4:00000000 [ 1326.845979][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.846052][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.846110][ T32] 9d20: b6c7f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.846167][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.846212][ T32] 9d60: 800f0013 ffffffff [ 1326.867196][ T32] r5:800f0013 r4:80239bb0 [ 1326.867339][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.867485][ T32] r4:82ac11e4 [ 1326.867537][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.867626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.867673][ T32] r4:e06c9dc0 [ 1326.867722][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.867806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.867851][ T32] r4:00000000 [ 1326.867890][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.867974][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.868019][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.868181][ T32] r5:00001000 r4:eda49000 [ 1326.868293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.868381][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.868512][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.868624][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.868744][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.868794][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.868980][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.869226][ T32] r4:84ffea80 [ 1326.869309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.869405][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.869543][ T32] r4:00000001 [ 1326.869598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.869685][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.869758][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.869820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.869875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.869934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.869980][ T32] r4:8500f640 [ 1326.870111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.870183][ T32] INFO: task kworker/1:348:3970 blocked for more than 453 seconds. [ 1326.870251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.870325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.870373][ T32] task:kworker/1:348 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.870525][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.870614][ T32] Call trace: [ 1326.870682][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.870794][ T32] r10:829189c0 r9:e485dd84 r8:00000002 r7:60000113 r6:e485dd8c r5:84ce6c00 [ 1326.870842][ T32] r4:84ce6c00 [ 1326.870883][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.870964][ T32] r5:84ce6c00 r4:829189bc [ 1326.871005][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.871083][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.871171][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e485de08 [ 1326.871215][ T32] r4:00000000 [ 1326.871257][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.871334][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.871416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.871504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510b180 [ 1326.871550][ T32] r4:00000000 [ 1326.871590][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.871669][ T32] r9:83018205 r8:84ce6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1326.871725][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.871801][ T32] r5:00001000 r4:dffeb000 [ 1326.871840][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.871913][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.871989][ T32] r5:850d2b8c r4:850d2800 [ 1326.872031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.872113][ T32] r7:ddde2d40 r6:83018200 r5:850d2b8c r4:850fb880 [ 1326.872154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.872262][ T32] r10:61c88647 r9:84ce6c00 r8:850fb8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.872313][ T32] r4:850fb880 [ 1326.872352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.872435][ T32] r10:00000000 r9:850fb880 r8:8027ecf4 r7:e4849e60 r6:84db4c80 r5:84ce6c00 [ 1326.872524][ T32] r4:00000001 [ 1326.872567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.872636][ T32] Exception stack(0xe485dfb0 to 0xe485dff8) [ 1326.872691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.872760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.872818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.872875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.872920][ T32] r4:8510b080 [ 1326.873759][ T32] INFO: task kworker/1:348:3970 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.873837][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.873984][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.874068][ T32] Call trace: [ 1326.874129][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.874220][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.874266][ T32] r4:00000000 [ 1326.874304][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.874376][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.874431][ T32] 9d20: b6ff3000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.874494][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.874713][ T32] 9d60: 800f0013 ffffffff [ 1326.874778][ T32] r5:800f0013 r4:80239bb0 [ 1326.874826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.874912][ T32] r4:82ac11e4 [ 1326.874954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.875037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.875082][ T32] r4:e06c9dc0 [ 1326.875121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.875200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.875245][ T32] r4:00000000 [ 1326.875282][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.875361][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.875404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.875481][ T32] r5:00001000 r4:eda49000 [ 1326.875519][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.875599][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.875675][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.875723][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.875806][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.875847][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.875932][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.875975][ T32] r4:84ffea80 [ 1326.876013][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.876097][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.876141][ T32] r4:00000001 [ 1326.876178][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.904219][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.904323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.904387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.904440][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.904539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.904590][ T32] r4:8500f640 [ 1326.904640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.904699][ T32] INFO: task kworker/1:349:3971 blocked for more than 453 seconds. [ 1326.904777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.904826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.904868][ T32] task:kworker/1:349 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.904970][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.905074][ T32] Call trace: [ 1326.905136][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.905231][ T32] r10:829189c0 r9:e4861d84 r8:00000002 r7:60000113 r6:e4861d8c r5:84c78000 [ 1326.905273][ T32] r4:84c78000 [ 1326.905311][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.905385][ T32] r5:84c78000 r4:829189bc [ 1326.905424][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.905500][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.905586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4861e08 [ 1326.905629][ T32] r4:00000000 [ 1326.905668][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.905749][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.905824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.905905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510b680 [ 1326.905951][ T32] r4:00000000 [ 1326.906024][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.906124][ T32] r9:83018205 r8:84c78000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.906173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.913633][ T32] r5:00001000 r4:df991000 [ 1326.913763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.913883][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.913965][ T32] r5:850d378c r4:850d3400 [ 1326.914031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.914127][ T32] r7:ddde2d40 r6:83018200 r5:850d378c r4:850fb900 [ 1326.914172][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.914262][ T32] r10:61c88647 r9:84c78000 r8:850fb92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.914463][ T32] r4:850fb900 [ 1326.914520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.914617][ T32] r10:00000000 r9:850fb900 r8:8027ecf4 r7:e4849e60 r6:84db4d00 r5:84c78000 [ 1326.914667][ T32] r4:00000001 [ 1326.914720][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.914795][ T32] Exception stack(0xe4861fb0 to 0xe4861ff8) [ 1326.914854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.914912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.914963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.915022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.915068][ T32] r4:8510b140 [ 1326.915899][ T32] INFO: task kworker/1:349:3971 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.915987][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.916148][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.930967][ T32] Call trace: [ 1326.931167][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.931305][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.931381][ T32] r4:00000000 [ 1326.931443][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.931534][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.931635][ T32] 9d20: b7701000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.931722][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.931776][ T32] 9d60: 800f0013 ffffffff [ 1326.931825][ T32] r5:800f0013 r4:80239bb0 [ 1326.931870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.931959][ T32] r4:82ac11e4 [ 1326.932015][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.932117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.932165][ T32] r4:e06c9dc0 [ 1326.932209][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.932290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.932333][ T32] r4:00000000 [ 1326.932371][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.932449][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.932527][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.932618][ T32] r5:00001000 r4:eda49000 [ 1326.932662][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.932748][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.932831][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.932876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.932964][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.933011][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.933134][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.933190][ T32] r4:84ffea80 [ 1326.933239][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.933333][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.933380][ T32] r4:00000001 [ 1326.933422][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.933502][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.933555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.933609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.933660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.933722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.933768][ T32] r4:8500f640 [ 1326.933818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.933875][ T32] INFO: task kworker/0:76:3974 blocked for more than 453 seconds. [ 1326.933935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.933981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.934026][ T32] task:kworker/0:76 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.934123][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.934200][ T32] Call trace: [ 1326.934259][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.934345][ T32] r10:829189c0 r9:e4809d84 r8:00000002 r7:60000113 r6:e4809d8c r5:84c78c00 [ 1326.934389][ T32] r4:84c78c00 [ 1326.934448][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.934536][ T32] r5:84c78c00 r4:829189bc [ 1326.934574][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.934650][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.934749][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4809e08 [ 1326.934795][ T32] r4:00000000 [ 1326.934854][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.934934][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.935006][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.935085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84520900 [ 1326.935127][ T32] r4:00000000 [ 1326.935175][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.935297][ T32] r9:83018005 r8:84c78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1326.935340][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.935414][ T32] r5:00001000 r4:e079f000 [ 1326.935452][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.935523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.935594][ T32] r5:847ffb8c r4:847ff800 [ 1326.935630][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.935711][ T32] r7:dddced40 r6:83018000 r5:847ffb8c r4:84db4d80 [ 1326.935753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.935850][ T32] r10:61c88647 r9:84c78c00 r8:84db4dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.935895][ T32] r4:84db4d80 [ 1326.935943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.936030][ T32] r10:00000000 r9:84db4d80 r8:8027ecf4 r7:e06c5e60 r6:84db4e00 r5:84c78c00 [ 1326.936085][ T32] r4:00000001 [ 1326.936124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.936187][ T32] Exception stack(0xe4809fb0 to 0xe4809ff8) [ 1326.946813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.946957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.947018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.947084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.947133][ T32] r4:8510a900 [ 1326.947962][ T32] INFO: task kworker/0:76:3974 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.948048][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.948184][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.948295][ T32] Call trace: [ 1326.948362][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.948466][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.948545][ T32] r4:00000000 [ 1326.948587][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.948668][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.948741][ T32] 9d20: b7701000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.948803][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.948856][ T32] 9d60: 800f0013 ffffffff [ 1326.948905][ T32] r5:800f0013 r4:80239bb0 [ 1326.948961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.949057][ T32] r4:82ac11e4 [ 1326.949102][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.949188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.949234][ T32] r4:e06c9dc0 [ 1326.949275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.949359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.949426][ T32] r4:00000000 [ 1326.949478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.949575][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.949623][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.949711][ T32] r5:00001000 r4:eda49000 [ 1326.949779][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.949870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.949949][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.950011][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.950106][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.950150][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.950245][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.950316][ T32] r4:84ffea80 [ 1326.950360][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.950452][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.950500][ T32] r4:00000001 [ 1326.950543][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.950616][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.950670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.950750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.950808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.950865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.950909][ T32] r4:8500f640 [ 1326.950953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.951028][ T32] INFO: task kworker/1:350:3976 blocked for more than 453 seconds. [ 1326.951106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.951156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.951204][ T32] task:kworker/1:350 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.951304][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.951385][ T32] Call trace: [ 1326.951447][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.951536][ T32] r10:829189c0 r9:e07d5d84 r8:00000002 r7:60000113 r6:e07d5d8c r5:84c7a400 [ 1326.951584][ T32] r4:84c7a400 [ 1326.951624][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.951708][ T32] r5:84c7a400 r4:829189bc [ 1326.951760][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.951844][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.951954][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 [ 1326.952007][ T32] r4:00000000 [ 1326.952048][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.952124][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.952195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.952278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510b780 [ 1326.952322][ T32] r4:00000000 [ 1326.952361][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.952442][ T32] r9:83018205 r8:84c7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1326.952540][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.952630][ T32] r5:00001000 r4:df9e9000 [ 1326.952687][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.952772][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.952849][ T32] r5:850d3b8c r4:850d3800 [ 1326.952889][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.952971][ T32] r7:ddde2d40 r6:83018200 r5:850d3b8c r4:850fb980 [ 1326.953012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.953100][ T32] r10:61c88647 r9:84c7a400 r8:850fb9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.953145][ T32] r4:850fb980 [ 1326.953185][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.953296][ T32] r10:00000000 r9:850fb980 r8:8027ecf4 r7:e4861e60 r6:84db4e80 r5:84c7a400 [ 1326.953347][ T32] r4:00000001 [ 1326.953387][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.953461][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1326.953514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.953572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.953626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.953681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.953734][ T32] r4:8510b4c0 [ 1326.954223][ T32] INFO: task kworker/1:350:3976 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1326.954289][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.954423][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.954508][ T32] Call trace: [ 1326.954569][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.954661][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1326.954721][ T32] r4:00000000 [ 1326.954762][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.954836][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1326.954894][ T32] 9d20: b7701000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1326.954988][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1326.955058][ T32] 9d60: 800f0013 ffffffff [ 1326.955107][ T32] r5:800f0013 r4:80239bb0 [ 1326.955147][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.955223][ T32] r4:82ac11e4 [ 1326.955265][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.955346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1326.955390][ T32] r4:e06c9dc0 [ 1326.955432][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.955517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1326.955586][ T32] r4:00000000 [ 1326.955633][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.955726][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1326.955771][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.955875][ T32] r5:00001000 r4:eda49000 [ 1326.955922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.956000][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.956090][ T32] r5:85e2bb8c r4:85e2b800 [ 1326.956130][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.956253][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1326.984647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.984827][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.984878][ T32] r4:84ffea80 [ 1326.984919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.985010][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1326.985056][ T32] r4:00000001 [ 1326.985099][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.985173][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.985232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.985290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.985342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.985401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.985447][ T32] r4:8500f640 [ 1326.985508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.985565][ T32] INFO: task kworker/1:351:3979 blocked for more than 453 seconds. [ 1326.985651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.985722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.985775][ T32] task:kworker/1:351 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.985885][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.985991][ T32] Call trace: [ 1326.986066][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.986162][ T32] r10:829189c0 r9:e4871d84 r8:00000002 r7:60000013 r6:e4871d8c r5:84c7bc00 [ 1326.986223][ T32] r4:84c7bc00 [ 1326.997692][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.997900][ T32] r5:84c7bc00 r4:829189bc [ 1326.997958][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.998036][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.998140][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4871e08 [ 1326.998185][ T32] r4:00000000 [ 1326.998222][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.998292][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.998366][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.998444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8ca80 [ 1326.998527][ T32] r4:00000000 [ 1326.998578][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.998667][ T32] r9:83018205 r8:84c7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.998709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.998791][ T32] r5:00001000 r4:e054f000 [ 1326.998832][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.998910][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.998985][ T32] r5:850dfb8c r4:850df800 [ 1326.999031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.999121][ T32] r7:ddde2d40 r6:83018200 r5:850dfb8c r4:850fba00 [ 1326.999165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.999253][ T32] r10:61c88647 r9:84c7bc00 r8:850fba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.999301][ T32] r4:850fba00 [ 1326.999344][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.999432][ T32] r10:00000000 r9:850fba00 r8:8027ecf4 r7:e07d5e60 r6:84db4f00 r5:84c7bc00 [ 1326.999488][ T32] r4:00000001 [ 1326.999531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.999604][ T32] Exception stack(0xe4871fb0 to 0xe4871ff8) [ 1326.999661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.999747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.999939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.000062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.000110][ T32] r4:8510b700 [ 1327.000956][ T32] INFO: task kworker/1:351:3979 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.001034][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.001162][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.001263][ T32] Call trace: [ 1327.001344][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.001438][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.001496][ T32] r4:00000000 [ 1327.001551][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.001631][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.001686][ T32] 9d20: b7cd7000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.001743][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.001791][ T32] 9d60: 800f0013 ffffffff [ 1327.001837][ T32] r5:800f0013 r4:80239bb0 [ 1327.001880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.001961][ T32] r4:82ac11e4 [ 1327.002004][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.002086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.002132][ T32] r4:e06c9dc0 [ 1327.002170][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.002250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.002336][ T32] r4:00000000 [ 1327.002380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.002470][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.002516][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.002595][ T32] r5:00001000 r4:eda49000 [ 1327.002828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.002915][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.002991][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.003034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.003119][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.003162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.003253][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.003325][ T32] r4:84ffea80 [ 1327.003370][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.003468][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.003513][ T32] r4:00000001 [ 1327.003577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.003653][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.003708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.003766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.003820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.003878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.003926][ T32] r4:8500f640 [ 1327.003973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.004029][ T32] INFO: task kworker/1:352:3980 blocked for more than 453 seconds. [ 1327.004096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.004151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.004260][ T32] task:kworker/1:352 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.004491][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.004838][ T32] Call trace: [ 1327.005062][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.005192][ T32] r10:829189c0 r9:e4879d84 r8:00000002 r7:60000013 r6:e4879d8c r5:84c7c800 [ 1327.005265][ T32] r4:84c7c800 [ 1327.005319][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.005418][ T32] r5:84c7c800 r4:829189bc [ 1327.005458][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.005572][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.005669][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4879e08 [ 1327.005715][ T32] r4:00000000 [ 1327.005805][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.005890][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.005959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.006035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510b940 [ 1327.006122][ T32] r4:00000000 [ 1327.006168][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.031166][ T32] r9:83018205 r8:84c7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1327.031312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.031450][ T32] r5:00001000 r4:dfba7000 [ 1327.031509][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.031593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.031674][ T32] r5:850d3f8c r4:850d3c00 [ 1327.031719][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.031806][ T32] r7:ddde2d40 r6:83018200 r5:850d3f8c r4:850fba80 [ 1327.031847][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.031950][ T32] r10:61c88647 r9:84c7c800 r8:850fbaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.031996][ T32] r4:850fba80 [ 1327.032036][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.032125][ T32] r10:00000000 r9:850fba80 r8:8027ecf4 r7:e4871e60 r6:84db4f80 r5:84c7c800 [ 1327.032173][ T32] r4:00000001 [ 1327.032217][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.032305][ T32] Exception stack(0xe4879fb0 to 0xe4879ff8) [ 1327.032394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.032458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.032545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.032601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.032644][ T32] r4:8510b700 [ 1327.033449][ T32] INFO: task kworker/1:352:3980 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.033550][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.033696][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.033788][ T32] Call trace: [ 1327.033849][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.033946][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.033995][ T32] r4:00000000 [ 1327.034058][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.034139][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.034225][ T32] 9d20: b7f12000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.034289][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.034336][ T32] 9d60: 800f0013 ffffffff [ 1327.034379][ T32] r5:800f0013 r4:80239bb0 [ 1327.034420][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.034515][ T32] r4:82ac11e4 [ 1327.034584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.034682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.034730][ T32] r4:e06c9dc0 [ 1327.034772][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.034854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.034901][ T32] r4:00000000 [ 1327.034942][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.035050][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.035100][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.035183][ T32] r5:00001000 r4:eda49000 [ 1327.035223][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.035400][ T32] r5:85e2bb8c r4:85e2b800 ** 2 printk messages dropped ** [ 1327.035656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.035968][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.036207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.057108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.057258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.057309][ T32] r4:8500f640 [ 1327.057359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.057493][ T32] INFO: task kworker/1:353:3982 blocked for more than 453 seconds. [ 1327.057568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.057617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.057660][ T32] task:kworker/1:353 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.057767][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.057882][ T32] Call trace: [ 1327.058082][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.058186][ T32] r10:829189c0 r9:e8889d84 r8:00000002 r7:60000013 r6:e8889d8c r5:84c79800 [ 1327.058234][ T32] r4:84c79800 [ 1327.058274][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.058357][ T32] r5:84c79800 r4:829189bc [ 1327.058397][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.058480][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.058569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8889e08 [ 1327.058615][ T32] r4:00000000 [ 1327.058654][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.058729][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.058808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.058888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510ba40 [ 1327.058934][ T32] r4:00000000 [ 1327.058977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.059071][ T32] r9:83018205 r8:84c79800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.059118][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.059232][ T32] r5:00001000 r4:dfc2b000 [ 1327.059285][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.059428][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.059518][ T32] r5:850dc38c r4:850dc000 [ 1327.059561][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.059647][ T32] r7:ddde2d40 r6:83018200 r5:850dc38c r4:850fbb00 [ 1327.059691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.059780][ T32] r10:61c88647 r9:84c79800 r8:850fbb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.059832][ T32] r4:850fbb00 [ 1327.059875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.059962][ T32] r10:00000000 r9:850fbb00 r8:8027ecf4 r7:e4871e60 r6:844c7000 r5:84c79800 [ 1327.060009][ T32] r4:00000001 [ 1327.060049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.060214][ T32] Exception stack(0xe8889fb0 to 0xe8889ff8) [ 1327.060278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.060335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.060391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.060449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.060522][ T32] r4:8510b700 [ 1327.061341][ T32] INFO: task kworker/1:353:3982 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.061417][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.061537][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.061634][ T32] Call trace: [ 1327.061702][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.061799][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.061866][ T32] r4:00000000 [ 1327.061910][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.061986][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.062041][ T32] 9d20: b8253000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.062099][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.062146][ T32] 9d60: 800f0013 ffffffff [ 1327.062197][ T32] r5:800f0013 r4:80239bb0 [ 1327.062239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.062321][ T32] r4:82ac11e4 [ 1327.062372][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.062460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.062516][ T32] r4:e06c9dc0 [ 1327.062718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.062846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.062897][ T32] r4:00000000 [ 1327.062936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.063024][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.063068][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.063149][ T32] r5:00001000 r4:eda49000 [ 1327.063189][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.063269][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.063350][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.063394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.063489][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.063534][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.063623][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.063669][ T32] r4:84ffea80 [ 1327.063710][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.063802][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.063849][ T32] r4:00000001 [ 1327.063888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.063956][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.064007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.064064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.064117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.064171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.064224][ T32] r4:8500f640 [ 1327.064267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.064319][ T32] INFO: task kworker/1:354:3984 blocked for more than 453 seconds. [ 1327.064372][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.064416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.064494][ T32] task:kworker/1:354 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.064592][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.064669][ T32] Call trace: [ 1327.064731][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.064825][ T32] r10:829189c0 r9:e8891d84 r8:00000002 r7:60000113 r6:e8891d8c r5:84c7d400 [ 1327.064871][ T32] r4:84c7d400 [ 1327.064918][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.065027][ T32] r5:84c7d400 r4:829189bc [ 1327.065074][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.065178][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.065278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8891e08 [ 1327.065326][ T32] r4:00000000 [ 1327.065366][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.065502][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.065588][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.065674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510bbc0 [ 1327.065721][ T32] r4:00000000 [ 1327.065762][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.065889][ T32] r9:83018205 r8:84c7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.065941][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.066024][ T32] r5:00001000 r4:dfe21000 ** 4 printk messages dropped ** [ 1327.087074][ T32] r7:ddde2d40 r6:83018200 r5:850dc78c r4:850fbb80 ** 6 printk messages dropped ** [ 1327.087508][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1327.087888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1327.089446][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.089503][ T32] r4:00000000 [ 1327.089541][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.089660][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.089726][ T32] 9d20: b8397000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.089785][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.089838][ T32] 9d60: 800f0013 ffffffff [ 1327.089884][ T32] r5:800f0013 r4:80239bb0 [ 1327.089925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.090027][ T32] r4:82ac11e4 [ 1327.090087][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.090179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.090229][ T32] r4:e06c9dc0 [ 1327.090294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.090398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.090450][ T32] r4:00000000 [ 1327.090501][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.090586][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.090633][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.090742][ T32] r5:00001000 r4:eda49000 [ 1327.090792][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.090920][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.091007][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.091052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.091138][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.091182][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.091269][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.091315][ T32] r4:84ffea80 [ 1327.091352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.091440][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.091494][ T32] r4:00000001 [ 1327.091532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.091599][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.091649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.091704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.091805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.091870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.092030][ T32] r4:8500f640 ** 1 printk messages dropped ** [ 1327.092140][ T32] INFO: task kworker/1:355:3986 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.092919][ T32] r5:84c7e000 r4:829189bc ** 1 printk messages dropped ** [ 1327.093125][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.093533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.094460][ T32] r7:ddde2d40 r6:83018200 r5:850dcb8c r4:850fbc00 ** 9 printk messages dropped ** [ 1327.095345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.120920][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 13 printk messages dropped ** [ 1327.121796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 4 printk messages dropped ** [ 1327.122138][ T32] r5:00001000 r4:eda49000 [ 1327.122191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.122271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.122455][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.122515][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.122605][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.122652][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.122869][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.122988][ T32] r4:84ffea80 [ 1327.123037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.123128][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.123191][ T32] r4:00000001 [ 1327.123238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.123309][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.123362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.123424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.123487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.123544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.123592][ T32] r4:8500f640 [ 1327.123639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.123694][ T32] INFO: task kworker/1:356:3988 blocked for more than 453 seconds. [ 1327.123757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.123805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1327.123937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.124645][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.125358][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.126157][ T32] r7:ddde2d40 r6:83018200 r5:850dcf8c r4:850fbc80 ** 9 printk messages dropped ** [ 1327.150498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.152103][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.152583][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.152875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 15 printk messages dropped ** [ 1327.153889][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.154221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.154276][ T32] r4:8500f640 [ 1327.154336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.154399][ T32] INFO: task kworker/1:357:3990 blocked for more than 453 seconds. [ 1327.154469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.154517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.154560][ T32] task:kworker/1:357 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.154645][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.154725][ T32] Call trace: [ 1327.154786][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.154875][ T32] r10:829189c0 r9:e88add84 r8:00000002 r7:60000113 r6:e88add8c r5:84e68c00 [ 1327.154919][ T32] r4:84e68c00 [ 1327.154959][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.155037][ T32] r5:84e68c00 r4:829189bc [ 1327.155076][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.155151][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.155239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ade08 [ 1327.155283][ T32] r4:00000000 [ 1327.155320][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.155397][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.155478][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.155572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510bec0 [ 1327.155626][ T32] r4:00000000 [ 1327.155664][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.155746][ T32] r9:83018205 r8:84e68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.155788][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.155864][ T32] r5:00001000 r4:e0079000 [ 1327.155903][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.155977][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.156049][ T32] r5:850dd38c r4:850dd000 [ 1327.156089][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1327.171209][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1327.173278][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 13 printk messages dropped ** [ 1327.174126][ T32] r5:00001000 r4:eda49000 ** 1 printk messages dropped ** [ 1327.174275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.174361][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.174405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.174527][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.174576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.174693][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.174774][ T32] r4:84ffea80 [ 1327.174841][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.174962][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.175018][ T32] r4:00000001 [ 1327.175060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.175131][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.175183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.175252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.175339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.175457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.175546][ T32] r4:8500f640 [ 1327.175598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.175679][ T32] INFO: task kworker/1:358:3992 blocked for more than 453 seconds. [ 1327.175751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.175802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.175845][ T32] task:kworker/1:358 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.194607][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.194879][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1327.195966][ T32] r4:850fbd80 ** 8 printk messages dropped ** [ 1327.209836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 17 printk messages dropped ** [ 1327.212192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 10 printk messages dropped ** [ 1327.213174][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1327.213617][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 10 printk messages dropped ** [ 1327.214283][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.214882][ T32] r5:84e6b000 r4:829189bc ** 2 printk messages dropped ** [ 1327.215058][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88bde08 ** 11 printk messages dropped ** [ 1327.215743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1327.239252][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.240548][ T32] r4:e06c9dc0 ** 5 printk messages dropped ** [ 1327.240912][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1327.241815][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 9 printk messages dropped ** [ 1327.242389][ T32] task:kworker/1:360 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.242489][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.242588][ T32] Call trace: [ 1327.242649][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.242735][ T32] r10:829189c0 r9:e88c5d84 r8:00000002 r7:60000013 r6:e88c5d8c r5:84e6a400 [ 1327.242779][ T32] r4:84e6a400 [ 1327.242825][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.242908][ T32] r5:84e6a400 r4:829189bc [ 1327.242949][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.243025][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.243112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c5e08 [ 1327.243174][ T32] r4:00000000 [ 1327.243246][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.243336][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.243421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.243514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8c140 [ 1327.243578][ T32] r4:00000000 [ 1327.243633][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.243716][ T32] r9:83018205 r8:84e6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1327.243759][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.243835][ T32] r5:00001000 r4:e03fb000 [ 1327.243874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.243947][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.244038][ T32] r5:850ddf8c r4:850ddc00 [ 1327.244095][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.244182][ T32] r7:ddde2d40 r6:83018200 r5:850ddf8c r4:850fbe80 [ 1327.244247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.244343][ T32] r10:61c88647 r9:84e6a400 r8:850fbeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.244402][ T32] r4:850fbe80 [ 1327.244469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.244612][ T32] r10:00000000 r9:850fbe80 r8:8027ecf4 r7:e4871e60 r6:844c7380 r5:84e6a400 [ 1327.244663][ T32] r4:00000001 [ 1327.244703][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1327.244936][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.246251][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 8 printk messages dropped ** [ 1327.269640][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1327.269991][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1327.270690][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1327.271412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1327.271944][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.272655][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.273099][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1327.273748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1327.276048][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 13 printk messages dropped ** [ 1327.304739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 9 printk messages dropped ** [ 1327.305376][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 6 printk messages dropped ** [ 1327.305875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.310762][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1327.311381][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1327.311630][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.312274][ T32] r9:83018205 r8:84e69800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 3 printk messages dropped ** [ 1327.312584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.312665][ T32] r5:850de78c r4:850de400 [ 1327.312706][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.312793][ T32] r7:ddde2d40 r6:83018200 r5:850de78c r4:850fbf80 [ 1327.312837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.312935][ T32] r10:61c88647 r9:84e69800 r8:850fbfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.312985][ T32] r4:850fbf80 [ 1327.313027][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.313118][ T32] r10:00000000 r9:850fbf80 r8:8027ecf4 r7:e4871e60 r6:844c7480 r5:84e69800 [ 1327.313167][ T32] r4:00000001 [ 1327.313209][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.313278][ T32] Exception stack(0xe88d5fb0 to 0xe88d5ff8) [ 1327.313329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.313382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.313432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.313503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.313553][ T32] r4:84d8c2c0 [ 1327.314385][ T32] INFO: task kworker/1:362:4000 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.314486][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.314626][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.314712][ T32] Call trace: [ 1327.314776][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.314882][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.314935][ T32] r4:00000000 [ 1327.314979][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.315054][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.315126][ T32] 9d20: b94be000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.315187][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.315254][ T32] 9d60: 800f0013 ffffffff [ 1327.315323][ T32] r5:800f0013 r4:80239bb0 [ 1327.315374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.315452][ T32] r4:82ac11e4 [ 1327.315503][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.315582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.315624][ T32] r4:e06c9dc0 [ 1327.315663][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.315753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.315803][ T32] r4:00000000 [ 1327.315846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.315931][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.315978][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.316058][ T32] r5:00001000 r4:eda49000 [ 1327.316098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.316174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.337094][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.337237][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.337378][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.337442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.337569][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.337621][ T32] r4:84ffea80 [ 1327.337665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.337759][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.337804][ T32] r4:00000001 [ 1327.337847][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.337918][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.337974][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.338029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.338083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.338140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.338183][ T32] r4:8500f640 [ 1327.338260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.338323][ T32] INFO: task kworker/1:363:4002 blocked for more than 453 seconds. [ 1327.338384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.338431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.338482][ T32] task:kworker/1:363 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.338655][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.338750][ T32] Call trace: [ 1327.338815][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.338910][ T32] r10:829189c0 r9:e88ddd84 r8:00000002 r7:60000113 r6:e88ddd8c r5:84e6bc00 [ 1327.338958][ T32] r4:84e6bc00 [ 1327.339003][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.339087][ T32] r5:84e6bc00 r4:829189bc [ 1327.339129][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.339211][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.339299][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88dde08 [ 1327.339351][ T32] r4:00000000 [ 1327.339416][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.339508][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.339611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.339700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8c380 [ 1327.339748][ T32] r4:00000000 [ 1327.339789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.339875][ T32] r9:83018205 r8:84e6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1327.339920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.340004][ T32] r5:00001000 r4:e04c7000 [ 1327.340071][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.340155][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.340236][ T32] r5:850deb8c r4:850de800 [ 1327.340276][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.340360][ T32] r7:ddde2d40 r6:83018200 r5:850deb8c r4:84513000 [ 1327.340405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.340520][ T32] r10:61c88647 r9:84e6bc00 r8:8451302c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.340569][ T32] r4:84513000 [ 1327.340628][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.340714][ T32] r10:00000000 r9:84513000 r8:8027ecf4 r7:e4871e60 r6:844c7500 r5:84e6bc00 [ 1327.340759][ T32] r4:00000001 [ 1327.340796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.340861][ T32] Exception stack(0xe88ddfb0 to 0xe88ddff8) [ 1327.340926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.340985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.341036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.341092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.341146][ T32] r4:84d8c380 [ 1327.341964][ T32] INFO: task kworker/1:363:4002 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.342039][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.342200][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.342283][ T32] Call trace: [ 1327.342348][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.342442][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.342496][ T32] r4:00000000 [ 1327.342534][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.342605][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.342659][ T32] 9d20: b9748000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.342714][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.342780][ T32] 9d60: 800f0013 ffffffff [ 1327.342830][ T32] r5:800f0013 r4:80239bb0 [ 1327.342869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.342945][ T32] r4:82ac11e4 [ 1327.342998][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.343082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.343127][ T32] r4:e06c9dc0 [ 1327.343165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.343241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.343285][ T32] r4:00000000 [ 1327.343321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.343398][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.343444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.343536][ T32] r5:00001000 r4:eda49000 [ 1327.343579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.343652][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.343742][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.343786][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.343867][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.343907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.344003][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.344060][ T32] r4:84ffea80 [ 1327.344098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.344181][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.344223][ T32] r4:00000001 [ 1327.344261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.344324][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.344372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.344424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.344501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.344560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.344618][ T32] r4:8500f640 [ 1327.344676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.344741][ T32] INFO: task kworker/1:364:4004 blocked for more than 453 seconds. [ 1327.344796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.344838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.344893][ T32] task:kworker/1:364 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.344980][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.345053][ T32] Call trace: [ 1327.345109][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.345193][ T32] r10:829189c0 r9:e88e5d84 r8:00000002 r7:60000113 r6:e88e5d8c r5:84e6e000 [ 1327.345240][ T32] r4:84e6e000 [ 1327.345279][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.345354][ T32] r5:84e6e000 r4:829189bc [ 1327.345393][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.345486][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.345575][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e5e08 [ 1327.345620][ T32] r4:00000000 [ 1327.345656][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.345727][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.345796][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.345872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8c600 [ 1327.345917][ T32] r4:00000000 [ 1327.345953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.346028][ T32] r9:83018205 r8:84e6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.346068][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.346139][ T32] r5:00001000 r4:e04ed000 [ 1327.346176][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.370899][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.371058][ T32] r5:850def8c r4:850dec00 [ 1327.371177][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.371286][ T32] r7:ddde2d40 r6:83018200 r5:850def8c r4:84513080 [ 1327.371348][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.371445][ T32] r10:61c88647 r9:84e6e000 r8:845130ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.371503][ T32] r4:84513080 [ 1327.371548][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.371640][ T32] r10:00000000 r9:84513080 r8:8027ecf4 r7:e4871e60 r6:844c7580 r5:84e6e000 [ 1327.371686][ T32] r4:00000001 [ 1327.371728][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.371800][ T32] Exception stack(0xe88e5fb0 to 0xe88e5ff8) [ 1327.371857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.371917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.371971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.372031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.372077][ T32] r4:84d8c4c0 [ 1327.372912][ T32] INFO: task kworker/1:364:4004 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.372988][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.373163][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.373260][ T32] Call trace: [ 1327.373326][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.373422][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.373475][ T32] r4:00000000 [ 1327.373519][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.373592][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.373652][ T32] 9d20: b9957000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.373712][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.373763][ T32] 9d60: 800f0013 ffffffff [ 1327.373812][ T32] r5:800f0013 r4:80239bb0 [ 1327.373852][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.373935][ T32] r4:82ac11e4 [ 1327.373977][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.374078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.374146][ T32] r4:e06c9dc0 [ 1327.374203][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.374306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.374387][ T32] r4:00000000 [ 1327.374436][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.374529][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.374576][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.374657][ T32] r5:00001000 r4:eda49000 [ 1327.374697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.374798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.374881][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.374922][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.375137][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1327.375563][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 2 printk messages dropped ** [ 1327.375757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.376104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1327.376233][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.387445][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.387530][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.387677][ T32] r4:00000000 [ 1327.387723][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.387796][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.387871][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.387949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8c800 [ 1327.387991][ T32] r4:00000000 [ 1327.388045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.388130][ T32] r9:83018205 r8:84e6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.388173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.388249][ T32] r5:00001000 r4:e04fd000 [ 1327.388290][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.388377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.388494][ T32] r5:850df38c r4:850df000 [ 1327.388548][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.388634][ T32] r7:ddde2d40 r6:83018200 r5:850df38c r4:84513100 [ 1327.388674][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.388758][ T32] r10:61c88647 r9:84e6d400 r8:8451312c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.388801][ T32] r4:84513100 [ 1327.388840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.388923][ T32] r10:00000000 r9:84513100 r8:8027ecf4 r7:e4871e60 r6:844c7600 r5:84e6d400 [ 1327.388979][ T32] r4:00000001 [ 1327.389027][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.389103][ T32] Exception stack(0xe88edfb0 to 0xe88edff8) [ 1327.389177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.389243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.389300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.389358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.389405][ T32] r4:84d8c640 [ 1327.390237][ T32] INFO: task kworker/1:365:4006 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.390345][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.390473][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.390575][ T32] Call trace: [ 1327.390637][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.390732][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.390783][ T32] r4:00000000 [ 1327.390823][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.390902][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.390981][ T32] 9d20: b9957000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.391071][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.391133][ T32] 9d60: 800f0013 ffffffff [ 1327.391214][ T32] r5:800f0013 r4:80239bb0 [ 1327.391262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.391358][ T32] r4:82ac11e4 [ 1327.391406][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.391528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.391583][ T32] r4:e06c9dc0 [ 1327.391626][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.391729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.391797][ T32] r4:00000000 [ 1327.391844][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1327.392296][ T32] r5:85e2bb8c r4:85e2b800 ** 11 printk messages dropped ** [ 1327.393156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1327.394268][ T32] r5:84cea400 r4:829189bc [ 1327.394314][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.394559][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.394932][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.395372][ T32] r5:850df78c r4:850df400 ** 9 printk messages dropped ** [ 1327.396135][ T32] Exception stack(0xe4839fb0 to 0xe4839ff8) ** 8 printk messages dropped ** [ 1327.428567][ T32] Call trace: ** 8 printk messages dropped ** [ 1327.429378][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1327.429900][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.430557][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 9 printk messages dropped ** [ 1327.431212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.432104][ T32] r4:84e9e000 ** 2 printk messages dropped ** [ 1327.432330][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.432919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8ce00 ** 11 printk messages dropped ** [ 1327.433709][ T32] r10:61c88647 r9:84e9e000 r8:845132ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1327.434450][ T32] r4:84d8ca40 ** 5 printk messages dropped ** [ 1327.435410][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1327.436278][ T32] r4:e06c9dc0 [ 1327.463194][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.463355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.463425][ T32] r4:00000000 [ 1327.463492][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.463600][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.463669][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.463774][ T32] r5:00001000 r4:eda49000 [ 1327.463833][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.463934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.464030][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.464074][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.464182][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.464235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.464328][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.464396][ T32] r4:84ffea80 [ 1327.464447][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.464574][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.464636][ T32] r4:00000001 [ 1327.464679][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.464758][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.464839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.464921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.464983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.465043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.465107][ T32] r4:8500f640 [ 1327.465177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.465240][ T32] INFO: task kworker/1:368:4013 blocked for more than 453 seconds. [ 1327.465323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.465381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.465428][ T32] task:kworker/1:368 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.465549][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.465640][ T32] Call trace: [ 1327.465739][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.465838][ T32] r10:829189c0 r9:e4865d84 r8:00000002 r7:60000113 r6:e4865d8c r5:85086000 [ 1327.465885][ T32] r4:85086000 [ 1327.465927][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1327.466053][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.466139][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.482231][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1327.483233][ T32] r7:ddde2d40 r6:83018200 r5:850dff8c r4:84513380 ** 14 printk messages dropped ** [ 1327.485093][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.497294][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1327.497952][ T32] r5:00001000 r4:eda49000 ** 7 printk messages dropped ** [ 1327.498648][ T32] r4:84ffea80 ** 7 printk messages dropped ** [ 1327.499239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1327.500336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.501139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1327.502098][ T32] Exception stack(0xea905fb0 to 0xea905ff8) ** 10 printk messages dropped ** [ 1327.503764][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 17 printk messages dropped ** [ 1327.504958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1327.506104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1327.529458][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.529705][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.529928][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1327.530281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.530588][ T32] r5:850e0b8c r4:850e0800 [ 1327.530631][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.530719][ T32] r7:ddde2d40 r6:83018200 r5:850e0b8c r4:84513580 [ 1327.530764][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.530852][ T32] r10:61c88647 r9:8509a400 r8:845135ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.530899][ T32] r4:84513580 [ 1327.530939][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.531036][ T32] r10:00000000 r9:84513580 r8:8027ecf4 r7:ea905e60 r6:84513600 r5:8509a400 [ 1327.531085][ T32] r4:00000001 [ 1327.531130][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.531204][ T32] Exception stack(0xea909fb0 to 0xea909ff8) [ 1327.531264][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.531346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.531448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.531522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.531569][ T32] r4:8510aec0 [ 1327.532395][ T32] INFO: task kworker/1:370:4017 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.532502][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.532621][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.532706][ T32] Call trace: [ 1327.532795][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.532907][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.532961][ T32] r4:00000000 [ 1327.533003][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.533082][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.533139][ T32] 9d20: ba198000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.533196][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.533247][ T32] 9d60: 800f0013 ffffffff [ 1327.533317][ T32] r5:800f0013 r4:80239bb0 [ 1327.533412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.533527][ T32] r4:82ac11e4 [ 1327.533591][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.533678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.533745][ T32] r4:e06c9dc0 [ 1327.533807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.533897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.533963][ T32] r4:00000000 [ 1327.534023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.534112][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.534162][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.534246][ T32] r5:00001000 r4:eda49000 [ 1327.534287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.534365][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.534447][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.534498][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.534588][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.534630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.534720][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.534774][ T32] r4:84ffea80 [ 1327.534815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.534900][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.534962][ T32] r4:00000001 [ 1327.535008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.535122][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.535251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.535320][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.535376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.535434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.535490][ T32] r4:8500f640 [ 1327.535581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.535645][ T32] INFO: task kworker/1:371:4020 blocked for more than 454 seconds. [ 1327.535705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.535752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.535790][ T32] task:kworker/1:371 state:D stack:0 pid:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.535880][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.535959][ T32] Call trace: [ 1327.536018][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.536137][ T32] r10:829189c0 r9:ea911d84 r8:00000002 r7:60000113 r6:ea911d8c r5:85099800 [ 1327.536189][ T32] r4:85099800 [ 1327.567782][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.568061][ T32] r5:85099800 r4:829189bc [ 1327.568112][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.568197][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.568290][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 [ 1327.568342][ T32] r4:00000000 [ 1327.568383][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.568457][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.568610][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.568726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84515400 [ 1327.568799][ T32] r4:00000000 [ 1327.568870][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.568966][ T32] r9:83018205 r8:85099800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1327.569020][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.569111][ T32] r5:00001000 r4:e0675000 [ 1327.569153][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.569230][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.569331][ T32] r5:850e0f8c r4:850e0c00 [ 1327.569380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.569477][ T32] r7:ddde2d40 r6:83018200 r5:850e0f8c r4:84513680 [ 1327.569582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.569708][ T32] r10:61c88647 r9:85099800 r8:845136ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.569764][ T32] r4:84513680 [ 1327.569806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.569894][ T32] r10:00000000 r9:84513680 r8:8027ecf4 r7:ea909e60 r6:84513700 r5:85099800 [ 1327.569942][ T32] r4:00000001 [ 1327.570006][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.570084][ T32] Exception stack(0xea911fb0 to 0xea911ff8) [ 1327.570163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.570254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.570358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.571561][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.572333][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.572717][ T32] r4:e06c9dc0 [ 1327.572760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.572866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.572918][ T32] r4:00000000 [ 1327.572957][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.573042][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.573087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.573169][ T32] r5:00001000 r4:eda49000 [ 1327.573210][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.573294][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.573377][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.573418][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.573537][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.573588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.573673][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.573735][ T32] r4:84ffea80 [ 1327.573777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.573864][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.573917][ T32] r4:00000001 [ 1327.573962][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.574058][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.574127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.574186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.574237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.574297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.574345][ T32] r4:8500f640 [ 1327.574390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.574474][ T32] INFO: task kworker/1:372:4022 blocked for more than 454 seconds. [ 1327.574543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.574596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.574639][ T32] task:kworker/1:372 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.574733][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.574834][ T32] Call trace: [ 1327.574914][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.574999][ T32] r10:829189c0 r9:ea915d84 r8:00000002 r7:60000013 r6:ea915d8c r5:8509bc00 [ 1327.575059][ T32] r4:8509bc00 [ 1327.575101][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.575195][ T32] r5:8509bc00 r4:829189bc [ 1327.575258][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.575339][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.575426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 [ 1327.575494][ T32] r4:00000000 [ 1327.575551][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.575629][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.575704][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.575800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845157c0 [ 1327.575847][ T32] r4:00000000 [ 1327.575889][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.575971][ T32] r9:83018205 r8:8509bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.576015][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.576099][ T32] r5:00001000 r4:e06ed000 [ 1327.576225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.602125][ T32] r10:61c88647 r9:8509bc00 r8:845137ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1327.602841][ T32] r4:845153c0 ** 2 printk messages dropped ** [ 1327.603917][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.604006][ T32] Call trace: [ 1327.604071][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.604167][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.604212][ T32] r4:00000000 [ 1327.604252][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.604327][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.604387][ T32] 9d20: ba644000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.604444][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.604559][ T32] 9d60: 800f0013 ffffffff [ 1327.604627][ T32] r5:800f0013 r4:80239bb0 [ 1327.604670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.604759][ T32] r4:82ac11e4 [ 1327.604839][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.604943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.605005][ T32] r4:e06c9dc0 [ 1327.605063][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.605167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.605242][ T32] r4:00000000 [ 1327.605304][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.605400][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 3 printk messages dropped ** [ 1327.605698][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.627307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1327.628160][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.628835][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.628935][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.629359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84515580 ** 11 printk messages dropped ** [ 1327.630148][ T32] r10:61c88647 r9:8509c800 r8:845138ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1327.630839][ T32] r4:845154c0 ** 3 printk messages dropped ** [ 1327.632027][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.632528][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1327.633179][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.633834][ T32] r5:85e2bb8c r4:85e2b800 ** 4 printk messages dropped ** [ 1327.634152][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1327.634589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.635210][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.635719][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.636206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1327.657983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1327.658917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.660213][ T32] Call trace: ** 7 printk messages dropped ** [ 1327.660743][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.661113][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1327.661563][ T32] r5:00001000 r4:eda49000 ** 6 printk messages dropped ** [ 1327.662050][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.662542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.662597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.662659][ T32] r4:8500f640 [ 1327.662709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.662767][ T32] INFO: task kworker/1:375:4028 blocked for more than 454 seconds. [ 1327.662832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.662880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.662920][ T32] task:kworker/1:375 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.663050][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.663130][ T32] Call trace: [ 1327.663193][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.663279][ T32] r10:829189c0 r9:ea921d84 r8:00000002 r7:60000013 r6:ea921d8c r5:8509e000 [ 1327.663323][ T32] r4:8509e000 [ 1327.663363][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.663444][ T32] r5:8509e000 r4:829189bc [ 1327.663491][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.663567][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.663653][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea921e08 [ 1327.663727][ T32] r4:00000000 [ 1327.663775][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.663871][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.663948][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.664075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84515c00 [ 1327.664130][ T32] r4:00000000 [ 1327.664171][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.664270][ T32] r9:83018205 r8:8509e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.664319][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.664398][ T32] r5:00001000 r4:e0751000 [ 1327.664522][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.664611][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.664688][ T32] r5:850e1f8c r4:850e1c00 [ 1327.664758][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.664864][ T32] r7:ddde2d40 r6:83018200 r5:850e1f8c r4:84513a80 [ 1327.664912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.664998][ T32] r10:61c88647 r9:8509e000 r8:84513aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.665044][ T32] r4:84513a80 [ 1327.665082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.665169][ T32] r10:00000000 r9:84513a80 r8:8027ecf4 r7:ea91de60 r6:84513b00 r5:8509e000 [ 1327.665213][ T32] r4:00000001 [ 1327.665282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.665366][ T32] Exception stack(0xea921fb0 to 0xea921ff8) [ 1327.665422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.665491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.665583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.665648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.665697][ T32] r4:845159c0 [ 1327.666195][ T32] INFO: task kworker/1:375:4028 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.698308][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.698547][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.698672][ T32] Call trace: [ 1327.698764][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.698872][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.698923][ T32] r4:00000000 [ 1327.698972][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.699054][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.699124][ T32] 9d20: baced000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.699219][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.699351][ T32] 9d60: 800f0013 ffffffff [ 1327.699474][ T32] r5:800f0013 r4:80239bb0 [ 1327.699595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1327.700400][ T32] r5:00001000 r4:eda49000 ** 9 printk messages dropped ** [ 1327.701142][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 12 printk messages dropped ** [ 1327.702220][ T32] task:kworker/1:376 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.702691][ T32] r4:8509b000 [ 1327.702736][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.702818][ T32] r5:8509b000 r4:829189bc [ 1327.702879][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.702992][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.703110][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea925e08 [ 1327.703171][ T32] r4:00000000 [ 1327.703292][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.703379][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.703453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.703543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84515d00 [ 1327.703634][ T32] r4:00000000 [ 1327.703682][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.703768][ T32] r9:83018205 r8:8509b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1327.703811][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.703893][ T32] r5:00001000 r4:e0763000 [ 1327.703933][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.704042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.704130][ T32] r5:850e238c r4:850e2000 [ 1327.704200][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.704290][ T32] r7:ddde2d40 r6:83018200 r5:850e238c r4:84513b80 [ 1327.704333][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.704423][ T32] r10:61c88647 r9:8509b000 r8:84513bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.704498][ T32] r4:84513b80 [ 1327.704546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.704639][ T32] r10:00000000 r9:84513b80 r8:8027ecf4 r7:ea921e60 r6:84513c00 r5:8509b000 [ 1327.704685][ T32] r4:00000001 [ 1327.704732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.704820][ T32] Exception stack(0xea925fb0 to 0xea925ff8) ** 6 printk messages dropped ** [ 1327.706029][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1327.729194][ T32] r5:85e2bb8c r4:85e2b800 ** 11 printk messages dropped ** [ 1327.730029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1327.731387][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.732287][ T32] r5:00001000 r4:e07ad000 ** 10 printk messages dropped ** [ 1327.733120][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.734564][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1327.760536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1327.761594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.762387][ T32] r10:829189c0 r9:ea92dd84 r8:00000002 r7:60000113 r6:ea92dd8c r5:850a0000 ** 2 printk messages dropped ** [ 1327.762584][ T32] r5:850a0000 r4:829189bc [ 1327.762628][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.762708][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.762795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea92de08 [ 1327.762843][ T32] r4:00000000 [ 1327.762883][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.762976][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.763072][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.763162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a340 [ 1327.763204][ T32] r4:00000000 [ 1327.763246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.763328][ T32] r9:83018205 r8:850a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1327.763396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.763487][ T32] r5:00001000 r4:e0775000 [ 1327.763530][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.763604][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.763683][ T32] r5:850e278c r4:850e2400 [ 1327.763724][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.763806][ T32] r7:ddde2d40 r6:83018200 r5:850e278c r4:84513d80 [ 1327.763849][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.763936][ T32] r10:61c88647 r9:850a0000 r8:84513dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.763982][ T32] r4:84513d80 [ 1327.764021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.764121][ T32] r10:00000000 r9:84513d80 r8:8027ecf4 r7:ea929e60 r6:84513e00 r5:850a0000 [ 1327.764172][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.764333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.764410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.764473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.764550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.764597][ T32] r4:84515f80 [ 1327.765419][ T32] INFO: task kworker/1:378:4034 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.765504][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.787036][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1327.787647][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1327.788002][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1327.788776][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1327.789457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.789895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1327.790704][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.790786][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.790873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 [ 1327.790935][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.791064][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1327.791554][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.791969][ T32] r7:ddde2d40 r6:83018200 r5:850e2b8c r4:84513e80 ** 4 printk messages dropped ** [ 1327.792290][ T32] r10:00000000 r9:84513e80 r8:8027ecf4 r7:ea929e60 r6:84513f00 r5:850a0c00 ** 4 printk messages dropped ** [ 1327.792609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.793838][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.793929][ T32] Call trace: [ 1327.794030][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.794141][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.794201][ T32] r4:00000000 [ 1327.794242][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.794336][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.794403][ T32] 9d20: bb28f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.794469][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.794521][ T32] 9d60: 800f0013 ffffffff [ 1327.794569][ T32] r5:800f0013 r4:80239bb0 [ 1327.794612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.794696][ T32] r4:82ac11e4 [ 1327.794762][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.794855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.794902][ T32] r4:e06c9dc0 [ 1327.794944][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.795062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.795134][ T32] r4:00000000 [ 1327.795181][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.795288][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.795339][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.795425][ T32] r5:00001000 r4:eda49000 [ 1327.795475][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.795562][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.795643][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.795705][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.795800][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.795844][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.795963][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.796018][ T32] r4:84ffea80 [ 1327.796056][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.796159][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.796227][ T32] r4:00000001 [ 1327.816938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.817180][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.817253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.817315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.817370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.817431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.817487][ T32] r4:8500f640 [ 1327.817537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.817619][ T32] INFO: task kworker/1:380:4039 blocked for more than 454 seconds. [ 1327.817686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.817735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.817801][ T32] task:kworker/1:380 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.817917][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.818037][ T32] Call trace: [ 1327.818126][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.818222][ T32] r10:829189c0 r9:ea939d84 r8:00000002 r7:60000013 r6:ea939d8c r5:850a2400 [ 1327.818288][ T32] r4:850a2400 [ 1327.818333][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.818415][ T32] r5:850a2400 r4:829189bc [ 1327.818456][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.818542][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.818631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1327.818679][ T32] r4:00000000 [ 1327.818718][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.818794][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.818874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.818974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451e440 [ 1327.819054][ T32] r4:00000000 [ 1327.819105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.819193][ T32] r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.819237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.819314][ T32] r5:00001000 r4:e07c3000 [ 1327.819356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.819435][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.819519][ T32] r5:850e2f8c r4:850e2c00 [ 1327.819563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.819671][ T32] r7:ddde2d40 r6:83018200 r5:850e2f8c r4:84513f80 [ 1327.819725][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.819829][ T32] r10:61c88647 r9:850a2400 r8:84513fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.819881][ T32] r4:84513f80 [ 1327.819937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.820029][ T32] r10:00000000 r9:84513f80 r8:8027ecf4 r7:ea929e60 r6:84521000 r5:850a2400 [ 1327.820076][ T32] r4:00000001 [ 1327.820114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.820180][ T32] Exception stack(0xea939fb0 to 0xea939ff8) [ 1327.820231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.820288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.820339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.820396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.820443][ T32] r4:8451e040 [ 1327.821279][ T32] INFO: task kworker/1:380:4039 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 1 printk messages dropped ** [ 1327.821499][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.821954][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 5 printk messages dropped ** [ 1327.822342][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.822544][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1327.822845][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1327.823301][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 1 printk messages dropped ** [ 1327.823434][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.823493][ T32] r4:84ffea80 [ 1327.823538][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.823629][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.823674][ T32] r4:00000001 [ 1327.823716][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.823789][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.823846][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.823900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.823949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.824001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.824041][ T32] r4:8500f640 [ 1327.824079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.824128][ T32] INFO: task kworker/0:77:4040 blocked for more than 454 seconds. [ 1327.824185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.824232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.824275][ T32] task:kworker/0:77 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.824364][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.824443][ T32] Call trace: [ 1327.824565][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.824662][ T32] r10:829189c0 r9:e88f5d84 r8:00000002 r7:60000113 r6:e88f5d8c r5:85090c00 [ 1327.824710][ T32] r4:85090c00 [ 1327.824758][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.824841][ T32] r5:85090c00 r4:829189bc [ 1327.824882][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.824965][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.825078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f5e08 [ 1327.825131][ T32] r4:00000000 [ 1327.825173][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.825250][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.825327][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.825410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84520e80 [ 1327.825457][ T32] r4:00000000 [ 1327.825534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.825628][ T32] r9:83018005 r8:85090c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1327.825673][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.825760][ T32] r5:00001000 r4:e484b000 [ 1327.825807][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.825888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.825973][ T32] r5:847ff38c r4:847ff000 [ 1327.826015][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.826103][ T32] r7:dddced40 r6:83018000 r5:847ff38c r4:844c7680 [ 1327.826149][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.826287][ T32] r10:61c88647 r9:85090c00 r8:844c76ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.858269][ T32] r4:844c7680 [ 1327.858389][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.858593][ T32] r10:00000000 r9:844c7680 r8:8027ecf4 r7:e06c5e60 r6:844c7700 r5:85090c00 [ 1327.858679][ T32] r4:00000001 [ 1327.858731][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.858807][ T32] Exception stack(0xe88f5fb0 to 0xe88f5ff8) [ 1327.858864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.858934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.859024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.859091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.859138][ T32] r4:84520b40 [ 1327.859966][ T32] INFO: task kworker/0:77:4040 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.860045][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.860215][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.860333][ T32] Call trace: [ 1327.860441][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.860580][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.860661][ T32] r4:00000000 [ 1327.860705][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.860780][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.860836][ T32] 9d20: bb6a0000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.860891][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.860938][ T32] 9d60: 800f0013 ffffffff [ 1327.860983][ T32] r5:800f0013 r4:80239bb0 [ 1327.861020][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.861098][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.861289][ T32] r4:e06c9dc0 ** 1 printk messages dropped ** [ 1327.861448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 4 printk messages dropped ** [ 1327.861750][ T32] r5:00001000 r4:eda49000 ** 4 printk messages dropped ** [ 1327.862077][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 2 printk messages dropped ** [ 1327.862253][ T32] r4:84ffea80 ** 2 printk messages dropped ** [ 1327.862418][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.862613][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.862901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1327.863057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.863097][ T32] task:kworker/1:381 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.863197][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.863281][ T32] Call trace: [ 1327.863336][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.863418][ T32] r10:829189c0 r9:ea935d84 r8:00000002 r7:60000013 r6:ea935d8c r5:85091800 [ 1327.863459][ T32] r4:85091800 [ 1327.863504][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.863580][ T32] r5:85091800 r4:829189bc [ 1327.863619][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.863692][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.863780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea935e08 [ 1327.863846][ T32] r4:00000000 [ 1327.863890][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.863990][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.864062][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.864166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451e500 [ 1327.864214][ T32] r4:00000000 [ 1327.864252][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.864331][ T32] r9:83018205 r8:85091800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1327.864386][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.864471][ T32] r5:00001000 r4:e07cd000 [ 1327.864529][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.864605][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.864705][ T32] r5:850e338c r4:850e3000 [ 1327.864753][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.864839][ T32] r7:ddde2d40 r6:83018200 r5:850e338c r4:84521080 [ 1327.864883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.864970][ T32] r10:61c88647 r9:85091800 r8:845210ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.865018][ T32] r4:84521080 [ 1327.865077][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.865169][ T32] r10:00000000 r9:84521080 r8:8027ecf4 r7:ea939e60 r6:844c7780 r5:85091800 [ 1327.865212][ T32] r4:00000001 [ 1327.865250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.865316][ T32] Exception stack(0xea935fb0 to 0xea935ff8) [ 1327.865383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.865477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.865538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.865594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.865637][ T32] r4:8451e400 [ 1327.866118][ T32] INFO: task kworker/1:381:4042 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.866191][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.891298][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.891429][ T32] Call trace: [ 1327.891518][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.891636][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.891688][ T32] r4:00000000 [ 1327.891738][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.891818][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.891883][ T32] 9d20: bb850000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.891971][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.892030][ T32] 9d60: 800f0013 ffffffff [ 1327.892084][ T32] r5:800f0013 r4:80239bb0 [ 1327.892127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.892214][ T32] r4:82ac11e4 [ 1327.892276][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.892367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.892437][ T32] r4:e06c9dc0 [ 1327.892513][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.892607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.892655][ T32] r4:00000000 [ 1327.892698][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.892789][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.892836][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.892923][ T32] r5:00001000 r4:eda49000 [ 1327.892988][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.893077][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.893162][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.893203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.893292][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.893350][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.893646][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 5 printk messages dropped ** [ 1327.893981][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.894297][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.894501][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.894954][ T32] r5:85093000 r4:829189bc [ 1327.894999][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.895085][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.895238][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.895362][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.895724][ T32] r9:83018205 r8:85093000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 3 printk messages dropped ** [ 1327.895962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.896042][ T32] r5:850e378c r4:850e3400 [ 1327.896082][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.896166][ T32] r7:ddde2d40 r6:83018200 r5:850e378c r4:84521100 [ 1327.896209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.906159][ T32] r10:61c88647 r9:85093000 r8:8452112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.906666][ T32] r4:84521100 [ 1327.906748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.906862][ T32] r10:00000000 r9:84521100 r8:8027ecf4 r7:ea935e60 r6:844c7800 r5:85093000 [ 1327.906906][ T32] r4:00000001 [ 1327.906947][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.907014][ T32] Exception stack(0xea941fb0 to 0xea941ff8) [ 1327.907067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.907122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.907173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.907230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.907272][ T32] r4:8451e540 [ 1327.908095][ T32] INFO: task kworker/1:382:4044 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.908161][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.908334][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.908502][ T32] Call trace: [ 1327.908568][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.908658][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.908726][ T32] r4:00000000 [ 1327.908772][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.908842][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.908916][ T32] 9d20: bb850000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.908975][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.909064][ T32] 9d60: 800f0013 ffffffff [ 1327.909123][ T32] r5:800f0013 r4:80239bb0 [ 1327.909169][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.909254][ T32] r4:82ac11e4 [ 1327.909301][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.909387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.909434][ T32] r4:e06c9dc0 [ 1327.909482][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.909564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.909608][ T32] r4:00000000 [ 1327.909650][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.909733][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.909780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.909866][ T32] r5:00001000 r4:eda49000 [ 1327.909909][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.909987][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.910066][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.910107][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.910189][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.910233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.910344][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.910392][ T32] r4:84ffea80 [ 1327.910432][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.910528][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.910575][ T32] r4:00000001 [ 1327.910618][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.910690][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.910746][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.910810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.910868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.910927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.910980][ T32] r4:8500f640 [ 1327.911053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.911114][ T32] INFO: task kworker/1:383:4046 blocked for more than 454 seconds. [ 1327.911181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.911231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.911273][ T32] task:kworker/1:383 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.911361][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.911441][ T32] Call trace: [ 1327.911510][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.911602][ T32] r10:829189c0 r9:ea90dd84 r8:00000002 r7:60000013 r6:ea90dd8c r5:850a3000 [ 1327.911650][ T32] r4:850a3000 [ 1327.911718][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.911815][ T32] r5:850a3000 r4:829189bc [ 1327.911857][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.911936][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.912032][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 [ 1327.912087][ T32] r4:00000000 [ 1327.912141][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.912218][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.912314][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.912402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451ecc0 [ 1327.912448][ T32] r4:00000000 [ 1327.912517][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.912611][ T32] r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.912658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.912743][ T32] r5:00001000 r4:ea96d000 [ 1327.912786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.912870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.912949][ T32] r5:850ec38c r4:850ec000 [ 1327.912996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.913244][ T32] r7:ddde2d40 r6:83018200 r5:850ec38c r4:84521180 [ 1327.913353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.913446][ T32] r10:61c88647 r9:850a3000 r8:845211ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.913501][ T32] r4:84521180 [ 1327.913543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.913637][ T32] r10:00000000 r9:84521180 r8:8027ecf4 r7:ea941e60 r6:84521200 r5:850a3000 [ 1327.913681][ T32] r4:00000001 [ 1327.913724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.913795][ T32] Exception stack(0xea90dfb0 to 0xea90dff8) [ 1327.913853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.913916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.913969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.914027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.914070][ T32] r4:8451e600 [ 1327.914540][ T32] INFO: task kworker/1:383:4046 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.914604][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.914711][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.914791][ T32] Call trace: [ 1327.914853][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.914943][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.914990][ T32] r4:00000000 [ 1327.915028][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.915108][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.915223][ T32] 9d20: bb850000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.915286][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.915336][ T32] 9d60: 800f0013 ffffffff [ 1327.915382][ T32] r5:800f0013 r4:80239bb0 [ 1327.915424][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.915518][ T32] r4:82ac11e4 [ 1327.915572][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.915654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.915811][ T32] r4:e06c9dc0 [ 1327.915867][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.915947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.915988][ T32] r4:00000000 [ 1327.916027][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.916107][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.916153][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.916294][ T32] r5:00001000 r4:eda49000 [ 1327.947069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.947217][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.947296][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.947336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.947443][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.947495][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.947584][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.947628][ T32] r4:84ffea80 [ 1327.947665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.947788][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.947836][ T32] r4:00000001 [ 1327.947874][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.947942][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.947999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.948052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.948102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.948154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.948196][ T32] r4:8500f640 [ 1327.948238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.948308][ T32] INFO: task kworker/0:78:4048 blocked for more than 454 seconds. [ 1327.948369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.948414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.948455][ T32] task:kworker/0:78 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.948578][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.948658][ T32] Call trace: [ 1327.948718][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.948808][ T32] r10:829189c0 r9:ea945d84 r8:00000002 r7:60000113 r6:ea945d8c r5:85092400 [ 1327.948851][ T32] r4:85092400 [ 1327.948888][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.948968][ T32] r5:85092400 r4:829189bc [ 1327.949015][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.949099][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.949191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea945e08 [ 1327.949237][ T32] r4:00000000 [ 1327.949276][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.949362][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.949448][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.949543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84520f00 [ 1327.949590][ T32] r4:00000000 [ 1327.949632][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.949719][ T32] r9:83018005 r8:85092400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1327.949766][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.949843][ T32] r5:00001000 r4:e487d000 [ 1327.949882][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.949962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.950040][ T32] r5:8506c38c r4:8506c000 [ 1327.950100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.950196][ T32] r7:dddced40 r6:83018000 r5:8506c38c r4:844c7880 [ 1327.950245][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.950357][ T32] r10:61c88647 r9:85092400 r8:844c78ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.950403][ T32] r4:844c7880 [ 1327.950436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.950527][ T32] r10:00000000 r9:844c7880 r8:8027ecf4 r7:e06c5e60 r6:844c7900 r5:85092400 [ 1327.950568][ T32] r4:00000001 [ 1327.950606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.950680][ T32] Exception stack(0xea945fb0 to 0xea945ff8) [ 1327.950738][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.950800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.950849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.950910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.950960][ T32] r4:84520740 [ 1327.951755][ T32] INFO: task kworker/0:78:4048 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.951830][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.951949][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.952033][ T32] Call trace: [ 1327.952096][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.952190][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.952237][ T32] r4:00000000 [ 1327.952276][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.952377][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.952447][ T32] 9d20: bbd18000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.952541][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.952592][ T32] 9d60: 800f0013 ffffffff [ 1327.952640][ T32] r5:800f0013 r4:80239bb0 [ 1327.952720][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.952829][ T32] r4:82ac11e4 [ 1327.952879][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.953008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.953066][ T32] r4:e06c9dc0 [ 1327.953107][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.953196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.953245][ T32] r4:00000000 [ 1327.953289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.953382][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.953432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.953527][ T32] r5:00001000 r4:eda49000 [ 1327.953575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.953658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.953741][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.953786][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.953872][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.953910][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.953994][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.954042][ T32] r4:84ffea80 [ 1327.954130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.954233][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.954342][ T32] r4:00000001 [ 1327.954403][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.954486][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.954544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.954621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.954681][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.954743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.954793][ T32] r4:8500f640 [ 1327.954835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.954887][ T32] INFO: task kworker/0:79:4050 blocked for more than 454 seconds. [ 1327.954941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.954988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.955041][ T32] task:kworker/0:79 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.955152][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.955249][ T32] Call trace: [ 1327.955314][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.955403][ T32] r10:829189c0 r9:ea949d84 r8:00000002 r7:60000113 r6:ea949d8c r5:85094800 [ 1327.955450][ T32] r4:85094800 [ 1327.955503][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.955604][ T32] r5:85094800 r4:829189bc [ 1327.955661][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.955763][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.955861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 [ 1327.955908][ T32] r4:00000000 [ 1327.955949][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.956045][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.956127][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.956222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845180c0 [ 1327.977059][ T32] r4:00000000 [ 1327.977177][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.977310][ T32] r9:83018005 r8:85094800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1327.977366][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.977460][ T32] r5:00001000 r4:ea967000 [ 1327.977518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.977645][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.977736][ T32] r5:850e3f8c r4:850e3c00 [ 1327.977846][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.977950][ T32] r7:dddced40 r6:83018000 r5:850e3f8c r4:844c7980 [ 1327.977998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.978088][ T32] r10:61c88647 r9:85094800 r8:844c79ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.978135][ T32] r4:844c7980 [ 1327.978176][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.978270][ T32] r10:00000000 r9:844c7980 r8:8027ecf4 r7:e06c5e60 r6:844c7a00 r5:85094800 [ 1327.978316][ T32] r4:00000001 [ 1327.978357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.978434][ T32] Exception stack(0xea949fb0 to 0xea949ff8) [ 1327.978508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.978567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.978619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.978675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.978723][ T32] r4:84520c00 [ 1327.979548][ T32] INFO: task kworker/0:79:4050 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1327.979628][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.979958][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.980235][ T32] Call trace: [ 1327.980318][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.980412][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1327.980458][ T32] r4:00000000 [ 1327.980524][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.980598][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1327.980657][ T32] 9d20: bbf16000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1327.980712][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1327.980761][ T32] 9d60: 800f0013 ffffffff [ 1327.980809][ T32] r5:800f0013 r4:80239bb0 [ 1327.980873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.981032][ T32] r4:82ac11e4 [ 1327.981097][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.981187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1327.981234][ T32] r4:e06c9dc0 [ 1327.981274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.981350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1327.981392][ T32] r4:00000000 [ 1327.981430][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.981603][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1327.981660][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.981907][ T32] r5:00001000 r4:eda49000 [ 1327.981976][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.982059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.982140][ T32] r5:85e2bb8c r4:85e2b800 [ 1327.982181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.982271][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1327.982317][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.982408][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.982455][ T32] r4:84ffea80 [ 1327.982505][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.982596][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1327.982640][ T32] r4:00000001 [ 1327.982679][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.982780][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.982842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.982897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.982955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.983011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.983055][ T32] r4:8500f640 [ 1327.983095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.983149][ T32] INFO: task kworker/0:80:4052 blocked for more than 454 seconds. [ 1327.983208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.983254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.983293][ T32] task:kworker/0:80 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.983380][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.983455][ T32] Call trace: [ 1327.983527][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.983619][ T32] r10:829189c0 r9:ea94dd84 r8:00000002 r7:60000113 r6:ea94dd8c r5:85095400 [ 1327.983668][ T32] r4:85095400 [ 1327.983714][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.983799][ T32] r5:85095400 r4:829189bc [ 1327.983842][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.983921][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.984014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 [ 1327.984074][ T32] r4:00000000 [ 1327.984114][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.984189][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.984261][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.984345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84520300 [ 1327.984391][ T32] r4:00000000 [ 1327.984438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.984552][ T32] r9:83018005 r8:85095400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.984600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.984679][ T32] r5:00001000 r4:ea94f000 [ 1327.984719][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.984821][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.984917][ T32] r5:8506cb8c r4:8506c800 [ 1327.984976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.985068][ T32] r7:dddced40 r6:83018000 r5:8506cb8c r4:844c7a80 [ 1327.985110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.985202][ T32] r10:61c88647 r9:85095400 r8:844c7aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.985253][ T32] r4:844c7a80 [ 1327.985296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.985387][ T32] r10:00000000 r9:844c7a80 r8:8027ecf4 r7:ea949e60 r6:844c7b00 r5:85095400 [ 1327.985432][ T32] r4:00000001 [ 1327.985481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.985554][ T32] Exception stack(0xea94dfb0 to 0xea94dff8) [ 1327.985610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.985669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.985724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.985784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.985834][ T32] r4:84520040 [ 1328.017217][ T32] INFO: task kworker/0:80:4052 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.017411][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.017567][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.017679][ T32] Call trace: [ 1328.017774][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.017888][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.017936][ T32] r4:00000000 [ 1328.017979][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.018056][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.018115][ T32] 9d20: bc11c000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.018173][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.018221][ T32] 9d60: 800f0013 ffffffff [ 1328.018269][ T32] r5:800f0013 r4:80239bb0 [ 1328.018309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.018392][ T32] r4:82ac11e4 [ 1328.018432][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.018523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.018567][ T32] r4:e06c9dc0 [ 1328.018632][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.018721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.018767][ T32] r4:00000000 [ 1328.018808][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.018892][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.018954][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.019042][ T32] r5:00001000 r4:eda49000 [ 1328.019092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.019176][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.019258][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.019301][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.019388][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.019427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.019526][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.019574][ T32] r4:84ffea80 [ 1328.019803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.019922][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.019973][ T32] r4:00000001 [ 1328.020019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.020115][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.020177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.020255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.020317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.020376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.020425][ T32] r4:8500f640 [ 1328.020501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.020566][ T32] INFO: task kworker/1:384:4054 blocked for more than 454 seconds. [ 1328.020630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.020678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.020723][ T32] task:kworker/1:384 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.021105][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.021196][ T32] Call trace: [ 1328.021313][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.021416][ T32] r10:829189c0 r9:ea93dd84 r8:00000002 r7:60000013 r6:ea93dd8c r5:85096000 [ 1328.021460][ T32] r4:85096000 [ 1328.021511][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1328.021631][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.021705][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.021974][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea93de08 [ 1328.022042][ T32] r4:00000000 [ 1328.022086][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.022170][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.022247][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.022332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451eb00 [ 1328.022377][ T32] r4:00000000 [ 1328.022440][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.022535][ T32] r9:83018205 r8:85096000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1328.022581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.022660][ T32] r5:00001000 r4:ea955000 [ 1328.022701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.022776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.022850][ T32] r5:850e3b8c r4:850e3800 [ 1328.022892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.022972][ T32] r7:ddde2d40 r6:83018200 r5:850e3b8c r4:84521280 [ 1328.023013][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.023098][ T32] r10:61c88647 r9:85096000 r8:845212ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.023144][ T32] r4:84521280 [ 1328.023351][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.023447][ T32] r10:00000000 r9:84521280 r8:8027ecf4 r7:ea90de60 r6:844c7b80 r5:85096000 [ 1328.023502][ T32] r4:00000001 [ 1328.023542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.023609][ T32] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1328.023661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.023719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.023774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.023849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.023901][ T32] r4:8451e900 [ 1328.024696][ T32] INFO: task kworker/1:384:4054 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.024764][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.024952][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.025036][ T32] Call trace: [ 1328.025099][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.025193][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.025240][ T32] r4:00000000 [ 1328.025280][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.025355][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.025413][ T32] 9d20: bc11c000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.025477][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.025528][ T32] 9d60: 800f0013 ffffffff [ 1328.025575][ T32] r5:800f0013 r4:80239bb0 [ 1328.025615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.025693][ T32] r4:82ac11e4 [ 1328.025735][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.025818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.025886][ T32] r4:e06c9dc0 [ 1328.025934][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.026110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.026254][ T32] r4:00000000 [ 1328.056931][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.057183][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.057237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.057320][ T32] r5:00001000 r4:eda49000 [ 1328.057362][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.057482][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.057569][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.057626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.057727][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.057774][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.057864][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.057924][ T32] r4:84ffea80 [ 1328.057968][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.058056][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.058102][ T32] r4:00000001 [ 1328.058141][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.058208][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.058262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.058332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.058414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.058474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.058535][ T32] r4:8500f640 [ 1328.058612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.058701][ T32] INFO: task kworker/0:81:4055 blocked for more than 454 seconds. [ 1328.058777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.058825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.058866][ T32] task:kworker/0:81 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.058968][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.059077][ T32] Call trace: [ 1328.059155][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.059253][ T32] r10:829189c0 r9:ea965d84 r8:00000002 r7:60000113 r6:ea965d8c r5:85096c00 [ 1328.059301][ T32] r4:85096c00 [ 1328.059346][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.059434][ T32] r5:85096c00 r4:829189bc [ 1328.059480][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.059561][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.059654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e08 [ 1328.059701][ T32] r4:00000000 [ 1328.059749][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.059847][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.059957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.060079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518340 [ 1328.060133][ T32] r4:00000000 [ 1328.060175][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.060255][ T32] r9:83018005 r8:85096c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1328.060299][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.060374][ T32] r5:00001000 r4:ea97f000 [ 1328.060414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.060507][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.060603][ T32] r5:850ec78c r4:850ec400 [ 1328.060654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.060741][ T32] r7:dddced40 r6:83018000 r5:850ec78c r4:844c7c00 [ 1328.060799][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.060888][ T32] r10:61c88647 r9:85096c00 r8:844c7c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.060928][ T32] r4:844c7c00 [ 1328.061022][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.061106][ T32] r10:00000000 r9:844c7c00 r8:8027ecf4 r7:ea949e60 r6:844c7c80 r5:85096c00 [ 1328.061197][ T32] r4:00000001 [ 1328.061268][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.061332][ T32] Exception stack(0xea965fb0 to 0xea965ff8) [ 1328.061382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.061434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.061501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.061560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.061605][ T32] r4:84520040 [ 1328.062451][ T32] INFO: task kworker/0:81:4055 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.062531][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.062662][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.062756][ T32] Call trace: [ 1328.062852][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.062973][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.063032][ T32] r4:00000000 [ 1328.063072][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.063163][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.063249][ T32] 9d20: bc350000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.063322][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.063370][ T32] 9d60: 800f0013 ffffffff [ 1328.063416][ T32] r5:800f0013 r4:80239bb0 [ 1328.063480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.063576][ T32] r4:82ac11e4 [ 1328.063639][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.063738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.063787][ T32] r4:e06c9dc0 [ 1328.063844][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.063935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.063981][ T32] r4:00000000 [ 1328.064035][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.064126][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.064188][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.064289][ T32] r5:00001000 r4:eda49000 [ 1328.064336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.064471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.064582][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.064626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.064718][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.064785][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.064878][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.064925][ T32] r4:84ffea80 [ 1328.064964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.065053][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.065100][ T32] r4:00000001 [ 1328.065141][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.065229][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.065300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.065357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.065434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.065507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.065568][ T32] r4:8500f640 [ 1328.065637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.065696][ T32] INFO: task kworker/1:385:4057 blocked for more than 454 seconds. [ 1328.065763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.065827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.065880][ T32] task:kworker/1:385 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.065982][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.066060][ T32] Call trace: [ 1328.066183][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.079099][ T32] r10:829189c0 r9:ea959d84 r8:00000002 r7:60000013 r6:ea959d8c r5:85093c00 [ 1328.079178][ T32] r4:85093c00 [ 1328.079227][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.079347][ T32] r5:85093c00 r4:829189bc [ 1328.079418][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.079523][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.079633][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea959e08 [ 1328.079682][ T32] r4:00000000 [ 1328.079747][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.079835][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.079916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.080022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7340 [ 1328.080074][ T32] r4:00000000 [ 1328.080133][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.080260][ T32] r9:83018205 r8:85093c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1328.080312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.080399][ T32] r5:00001000 r4:dfca7000 [ 1328.080490][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.080582][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.080665][ T32] r5:850ecf8c r4:850ecc00 [ 1328.080717][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.080811][ T32] r7:ddde2d40 r6:83018200 r5:850ecf8c r4:84521300 [ 1328.080879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.080993][ T32] r10:61c88647 r9:85093c00 r8:8452132c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.081062][ T32] r4:84521300 [ 1328.081110][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.081201][ T32] r10:00000000 r9:84521300 r8:8027ecf4 r7:ea90de60 r6:844c7d00 r5:85093c00 [ 1328.081263][ T32] r4:00000001 [ 1328.081309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.081380][ T32] Exception stack(0xea959fb0 to 0xea959ff8) [ 1328.081453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.081533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.081594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.081652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.081721][ T32] r4:8451eb80 [ 1328.082556][ T32] INFO: task kworker/1:385:4057 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.082691][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.082863][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.082954][ T32] Call trace: [ 1328.083024][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.083145][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.083201][ T32] r4:00000000 [ 1328.083245][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.083336][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.083409][ T32] 9d20: bc350000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.083470][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.083518][ T32] 9d60: 800f0013 ffffffff [ 1328.083566][ T32] r5:800f0013 r4:80239bb0 [ 1328.083610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.083689][ T32] r4:82ac11e4 [ 1328.083755][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.083844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.083891][ T32] r4:e06c9dc0 [ 1328.083929][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.084009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.084059][ T32] r4:00000000 [ 1328.084100][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.084186][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.084231][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.084310][ T32] r5:00001000 r4:eda49000 [ 1328.084351][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.084427][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.084526][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.084596][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.084708][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.084766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.084877][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.084947][ T32] r4:84ffea80 [ 1328.084992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.085113][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.085177][ T32] r4:00000001 [ 1328.085216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.085292][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.085348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.085409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.085467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.085528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.085576][ T32] r4:8500f640 [ 1328.085622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.085678][ T32] INFO: task kworker/1:386:4060 blocked for more than 454 seconds. [ 1328.085776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.085834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.085894][ T32] task:kworker/1:386 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.086026][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.086110][ T32] Call trace: [ 1328.086193][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.111238][ T32] r10:829189c0 r9:ea971d84 r8:00000002 r7:60000113 r6:ea971d8c r5:850a5400 [ 1328.111321][ T32] r4:850a5400 [ 1328.111368][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.111508][ T32] r5:850a5400 r4:829189bc [ 1328.111559][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.111665][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.111778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea971e08 [ 1328.111841][ T32] r4:00000000 [ 1328.111902][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.111986][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.112068][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.112153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7040 [ 1328.112217][ T32] r4:00000000 [ 1328.112291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.112389][ T32] r9:83018205 r8:850a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.112511][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.112627][ T32] r5:00001000 r4:dfb39000 [ 1328.112708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.112838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.112949][ T32] r5:850ecb8c r4:850ec800 [ 1328.113019][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.113134][ T32] r7:ddde2d40 r6:83018200 r5:850ecb8c r4:84521380 [ 1328.113212][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.113315][ T32] r10:61c88647 r9:850a5400 r8:845213ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.113419][ T32] r4:84521380 [ 1328.113560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.113724][ T32] r10:00000000 r9:84521380 r8:8027ecf4 r7:ea959e60 r6:84521400 r5:850a5400 [ 1328.113782][ T32] r4:00000001 [ 1328.113836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.113925][ T32] Exception stack(0xea971fb0 to 0xea971ff8) [ 1328.114015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.114079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.114134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.114196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.114241][ T32] r4:8451ed40 [ 1328.115069][ T32] INFO: task kworker/1:386:4060 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.115146][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.115281][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.115393][ T32] Call trace: [ 1328.115495][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.115619][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.115690][ T32] r4:00000000 [ 1328.115745][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.115822][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.115880][ T32] 9d20: bc50b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.115938][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.115987][ T32] 9d60: 800f0013 ffffffff [ 1328.116034][ T32] r5:800f0013 r4:80239bb0 [ 1328.116074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.116155][ T32] r4:82ac11e4 [ 1328.116224][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.134562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.134652][ T32] r4:e06c9dc0 [ 1328.134752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.134878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.134943][ T32] r4:00000000 [ 1328.135005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.135126][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.135195][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.135291][ T32] r5:00001000 r4:eda49000 [ 1328.135335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.135417][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.135498][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.135541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.135634][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.135681][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.135804][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.135930][ T32] r4:84ffea80 [ 1328.135991][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.136083][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 3 printk messages dropped ** [ 1328.141316][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.141608][ T32] r4:8500f640 ** 3 printk messages dropped ** [ 1328.141874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1328.142544][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1328.142675][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.142928][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.143157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1328.143666][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.144371][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.144646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.145952][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.146076][ T32] Call trace: [ 1328.146164][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.146317][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.167125][ T32] r4:00000000 [ 1328.167208][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.167329][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.167414][ T32] 9d20: bc893000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.167498][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.167616][ T32] 9d60: 800f0013 ffffffff [ 1328.167677][ T32] r5:800f0013 r4:80239bb0 [ 1328.167729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.167838][ T32] r4:82ac11e4 [ 1328.167896][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.167986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.168033][ T32] r4:e06c9dc0 [ 1328.168073][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.168157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.168223][ T32] r4:00000000 [ 1328.168273][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.168358][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.168406][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.168513][ T32] r5:00001000 r4:eda49000 [ 1328.168563][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.168663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.168761][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.168805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.168893][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.168940][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.169039][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.169090][ T32] r4:84ffea80 [ 1328.169150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.169256][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.169302][ T32] r4:00000001 [ 1328.169344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.169416][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.169472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.169530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.169584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.169641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.169689][ T32] r4:8500f640 [ 1328.169746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.169846][ T32] INFO: task kworker/0:83:4068 blocked for more than 454 seconds. [ 1328.169919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.169996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.170047][ T32] task:kworker/0:83 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.170156][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.170299][ T32] Call trace: [ 1328.170389][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.170543][ T32] r10:829189c0 r9:ea9a9d84 r8:00000002 r7:60000113 r6:ea9a9d8c r5:850a3c00 [ 1328.170610][ T32] r4:850a3c00 [ 1328.170668][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.170784][ T32] r5:850a3c00 r4:829189bc [ 1328.170848][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.170936][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.171030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1328.171106][ T32] r4:00000000 [ 1328.171183][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.171271][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.171429][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.171524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518600 [ 1328.171572][ T32] r4:00000000 [ 1328.171612][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.171748][ T32] r9:83018005 r8:850a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1328.171800][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.171884][ T32] r5:00001000 r4:df9cb000 [ 1328.171927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.172004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.172099][ T32] r5:8506d78c r4:8506d400 [ 1328.172149][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.172251][ T32] r7:dddced40 r6:83018000 r5:8506d78c r4:844c7e00 [ 1328.172306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.172394][ T32] r10:61c88647 r9:850a3c00 r8:844c7e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.172439][ T32] r4:844c7e00 [ 1328.172515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.172609][ T32] r10:00000000 r9:844c7e00 r8:8027ecf4 r7:ea991e60 r6:84521500 r5:850a3c00 [ 1328.172659][ T32] r4:00000001 [ 1328.172699][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.172774][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1328.172842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.172895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.172945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.172995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.173069][ T32] r4:84518640 [ 1328.173880][ T32] INFO: task kworker/0:83:4068 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.173946][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.174104][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.174269][ T32] Call trace: [ 1328.174386][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.174495][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.174564][ T32] r4:00000000 [ 1328.174614][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.174719][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.174891][ T32] 9d20: bc893000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.174984][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.175041][ T32] 9d60: 800f0013 ffffffff [ 1328.175093][ T32] r5:800f0013 r4:80239bb0 [ 1328.175136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.175221][ T32] r4:82ac11e4 [ 1328.175265][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.175354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.175401][ T32] r4:e06c9dc0 [ 1328.175445][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.175534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.175583][ T32] r4:00000000 [ 1328.175641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.175758][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.175812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.175895][ T32] r5:00001000 r4:eda49000 [ 1328.175937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.176015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.176166][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.176215][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.204339][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.204427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.204587][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.204636][ T32] r4:84ffea80 [ 1328.204676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.204770][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.204814][ T32] r4:00000001 [ 1328.204854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.204923][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.204977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.205031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.205082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.205137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.205180][ T32] r4:8500f640 [ 1328.205268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.205335][ T32] INFO: task kworker/0:84:4069 blocked for more than 454 seconds. [ 1328.205405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.205455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.205504][ T32] task:kworker/0:84 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.205645][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.205749][ T32] Call trace: [ 1328.205818][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.205919][ T32] r10:829189c0 r9:ea9add84 r8:00000002 r7:60000113 r6:ea9add8c r5:850a1800 [ 1328.205967][ T32] r4:850a1800 [ 1328.206007][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.206097][ T32] r5:850a1800 r4:829189bc [ 1328.206145][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.206276][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.213779][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 [ 1328.213850][ T32] r4:00000000 [ 1328.213896][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.214006][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.214089][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.214176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518740 [ 1328.214223][ T32] r4:00000000 [ 1328.214266][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.214360][ T32] r9:83018005 r8:850a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1328.214413][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.214505][ T32] r5:00001000 r4:dfa63000 [ 1328.214550][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.214632][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.214718][ T32] r5:8506db8c r4:8506d800 [ 1328.214763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.214854][ T32] r7:dddced40 r6:83018000 r5:8506db8c r4:844c7e80 [ 1328.214904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.215000][ T32] r10:61c88647 r9:850a1800 r8:844c7eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.215073][ T32] r4:844c7e80 [ 1328.215122][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.215216][ T32] r10:00000000 r9:844c7e80 r8:8027ecf4 r7:ea9a9e60 r6:84521580 r5:850a1800 [ 1328.215318][ T32] r4:00000001 [ 1328.215368][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.215444][ T32] Exception stack(0xea9adfb0 to 0xea9adff8) [ 1328.215508][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.215568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.215626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.215686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.215743][ T32] r4:84518640 [ 1328.217197][ T32] INFO: task kworker/0:84:4069 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.217318][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.217451][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.217554][ T32] Call trace: [ 1328.217645][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.217762][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.217812][ T32] r4:00000000 [ 1328.217856][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.217940][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.218006][ T32] 9d20: bcaec000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.218071][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.218159][ T32] 9d60: 800f0013 ffffffff [ 1328.218217][ T32] r5:800f0013 r4:80239bb0 [ 1328.218260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.218341][ T32] r4:82ac11e4 [ 1328.218383][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.218468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.218543][ T32] r4:e06c9dc0 [ 1328.218596][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.218687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.218742][ T32] r4:00000000 [ 1328.218788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.218875][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.218926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.219015][ T32] r5:00001000 r4:eda49000 [ 1328.219094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.219181][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.219261][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.219343][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.219437][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.219484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.219574][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.219645][ T32] r4:84ffea80 [ 1328.219693][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.219804][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.219853][ T32] r4:00000001 [ 1328.219895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.219964][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.220014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.220070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.220125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.220185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.220230][ T32] r4:8500f640 [ 1328.220275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.220330][ T32] INFO: task kworker/0:85:4070 blocked for more than 454 seconds. [ 1328.220395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.220445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.220516][ T32] task:kworker/0:85 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.220649][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.220733][ T32] Call trace: [ 1328.220795][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.220880][ T32] r10:829189c0 r9:ea9a5d84 r8:00000002 r7:60000113 r6:ea9a5d8c r5:84c7b000 [ 1328.220964][ T32] r4:84c7b000 [ 1328.221010][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.221090][ T32] r5:84c7b000 r4:829189bc [ 1328.221147][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.221232][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.221319][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e08 [ 1328.221363][ T32] r4:00000000 [ 1328.221401][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.221475][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.221548][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.221631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518dc0 [ 1328.221676][ T32] r4:00000000 [ 1328.221721][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.221800][ T32] r9:83018005 r8:84c7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.221841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.221941][ T32] r5:00001000 r4:dff3b000 [ 1328.222002][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.222093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.222171][ T32] r5:8506e38c r4:8506e000 [ 1328.222213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.222296][ T32] r7:dddced40 r6:83018000 r5:8506e38c r4:844c7f00 [ 1328.222337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.222427][ T32] r10:61c88647 r9:84c7b000 r8:844c7f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.222475][ T32] r4:844c7f00 [ 1328.222516][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.222601][ T32] r10:00000000 r9:844c7f00 r8:8027ecf4 r7:ea9ade60 r6:844c7f80 r5:84c7b000 [ 1328.222645][ T32] r4:00000001 [ 1328.222686][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.222767][ T32] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1328.222824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.222900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.222965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.223042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.223105][ T32] r4:84518640 [ 1328.223791][ T32] INFO: task kworker/0:85:4070 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.223865][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.224014][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.224093][ T32] Call trace: [ 1328.224154][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.224243][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.224288][ T32] r4:00000000 [ 1328.224326][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.224399][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.224456][ T32] 9d20: bcaec000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.224554][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.224624][ T32] 9d60: 800f0013 ffffffff [ 1328.224676][ T32] r5:800f0013 r4:80239bb0 [ 1328.224730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.224815][ T32] r4:82ac11e4 [ 1328.224859][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.224942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.224984][ T32] r4:e06c9dc0 [ 1328.225023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.225103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.225148][ T32] r4:00000000 [ 1328.225189][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.225272][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.225320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.225398][ T32] r5:00001000 r4:eda49000 [ 1328.225439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.225520][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.225598][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.225696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.225795][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.225914][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.226026][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.226074][ T32] r4:84ffea80 [ 1328.226112][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.226200][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.226312][ T32] r4:00000001 [ 1328.259878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.260070][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.260139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.260203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.260260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.260322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.260372][ T32] r4:8500f640 [ 1328.260422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.260506][ T32] INFO: task kworker/0:86:4072 blocked for more than 454 seconds. [ 1328.260576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.260629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.260676][ T32] task:kworker/0:86 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.260828][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.260952][ T32] Call trace: [ 1328.261043][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.261140][ T32] r10:829189c0 r9:ea989d84 r8:00000002 r7:60000113 r6:ea989d8c r5:85090000 [ 1328.261187][ T32] r4:85090000 [ 1328.261230][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.261311][ T32] r5:85090000 r4:829189bc [ 1328.261355][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.261435][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.261529][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea989e08 [ 1328.261581][ T32] r4:00000000 [ 1328.261620][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.261697][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.261788][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.261872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518e80 [ 1328.261918][ T32] r4:00000000 [ 1328.261959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.262061][ T32] r9:83018005 r8:85090000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1328.262110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.262190][ T32] r5:00001000 r4:dffd7000 [ 1328.262230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.262319][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.262403][ T32] r5:8506e78c r4:8506e400 [ 1328.262448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.262535][ T32] r7:dddced40 r6:83018000 r5:8506e78c r4:84da3000 [ 1328.262583][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.262672][ T32] r10:61c88647 r9:85090000 r8:84da302c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.262728][ T32] r4:84da3000 [ 1328.262772][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.262859][ T32] r10:00000000 r9:84da3000 r8:8027ecf4 r7:ea9a5e60 r6:84da3080 r5:85090000 [ 1328.262905][ T32] r4:00000001 [ 1328.262946][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.263015][ T32] Exception stack(0xea989fb0 to 0xea989ff8) [ 1328.263071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.263127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.263181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.263237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.263283][ T32] r4:84518640 [ 1328.264130][ T32] INFO: task kworker/0:86:4072 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.264210][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.264347][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.264435][ T32] Call trace: [ 1328.264616][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.264728][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.264780][ T32] r4:00000000 [ 1328.264821][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.264899][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.264969][ T32] 9d20: bcf70000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.265019][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.265062][ T32] 9d60: 800f0013 ffffffff [ 1328.265112][ T32] r5:800f0013 r4:80239bb0 [ 1328.265172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.265260][ T32] r4:82ac11e4 [ 1328.265306][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.265392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.265454][ T32] r4:e06c9dc0 [ 1328.265506][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.265592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.265635][ T32] r4:00000000 [ 1328.265671][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.265764][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.265812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.265892][ T32] r5:00001000 r4:eda49000 [ 1328.265933][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.266009][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.266086][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.266125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.266259][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.276868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.277023][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.277106][ T32] r4:84ffea80 [ 1328.277158][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.277250][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.277296][ T32] r4:00000001 [ 1328.277358][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.277440][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.277501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.277561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.277614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.277670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.277724][ T32] r4:8500f640 [ 1328.277796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.277877][ T32] INFO: task kworker/1:387:4073 blocked for more than 454 seconds. [ 1328.277942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.278037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.278099][ T32] task:kworker/1:387 state:D stack:0 pid:4073 tgid:4073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.278206][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.278297][ T32] Call trace: [ 1328.278394][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.278494][ T32] r10:829189c0 r9:ea9b1d84 r8:00000002 r7:60000013 r6:ea9b1d8c r5:84e6ec00 [ 1328.278544][ T32] r4:84e6ec00 [ 1328.278589][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.278672][ T32] r5:84e6ec00 r4:829189bc [ 1328.278724][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.278804][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.278894][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1328.278971][ T32] r4:00000000 [ 1328.279020][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.279099][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.279182][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.279267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7400 [ 1328.279322][ T32] r4:00000000 [ 1328.279366][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.279459][ T32] r9:83018205 r8:84e6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.279509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.279593][ T32] r5:00001000 r4:dfd11000 [ 1328.279636][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.279726][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.279804][ T32] r5:850ed38c r4:850ed000 [ 1328.279847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.279931][ T32] r7:ddde2d40 r6:83018200 r5:850ed38c r4:84521600 [ 1328.279974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.280068][ T32] r10:61c88647 r9:84e6ec00 r8:8452162c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.280115][ T32] r4:84521600 [ 1328.280158][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.280246][ T32] r10:00000000 r9:84521600 r8:8027ecf4 r7:ea959e60 r6:84da3100 r5:84e6ec00 [ 1328.280293][ T32] r4:00000001 [ 1328.280337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.280407][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1328.280462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.280548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.280604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.280661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.280733][ T32] r4:844f75c0 [ 1328.281583][ T32] INFO: task kworker/1:387:4073 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.281661][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.281783][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.281870][ T32] Call trace: [ 1328.281937][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.282036][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.282086][ T32] r4:00000000 [ 1328.282128][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.282210][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.282275][ T32] 9d20: bcf70000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.282338][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.282395][ T32] 9d60: 800f0013 ffffffff [ 1328.282450][ T32] r5:800f0013 r4:80239bb0 [ 1328.282497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.282580][ T32] r4:82ac11e4 [ 1328.282625][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.282718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.282766][ T32] r4:e06c9dc0 [ 1328.282821][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.282912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.282959][ T32] r4:00000000 [ 1328.283001][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.283088][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.283139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.283229][ T32] r5:00001000 r4:eda49000 [ 1328.283271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.283348][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.283454][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.283505][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.283594][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.283637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.283738][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.283784][ T32] r4:84ffea80 [ 1328.283821][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.283903][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.283945][ T32] r4:00000001 [ 1328.283980][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.284052][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.284133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.284212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.284269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.284333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.284381][ T32] r4:8500f640 [ 1328.284422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.284515][ T32] INFO: task kworker/1:388:4075 blocked for more than 454 seconds. [ 1328.284583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.284632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.284709][ T32] task:kworker/1:388 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.284816][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.284898][ T32] Call trace: [ 1328.284961][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.285055][ T32] r10:829189c0 r9:ea9b5d84 r8:00000002 r7:60000013 r6:ea9b5d8c r5:8509ec00 [ 1328.285104][ T32] r4:8509ec00 [ 1328.285148][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.285228][ T32] r5:8509ec00 r4:829189bc [ 1328.285273][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.285371][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.285469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1328.285518][ T32] r4:00000000 [ 1328.285561][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.285644][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.285734][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.285823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84518b00 [ 1328.285870][ T32] r4:00000000 [ 1328.285915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.285999][ T32] r9:83018205 r8:8509ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1328.286043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.286124][ T32] r5:00001000 r4:dfd71000 [ 1328.286166][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.322201][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.322441][ T32] r5:8506df8c r4:8506dc00 [ 1328.322507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.322598][ T32] r7:ddde2d40 r6:83018200 r5:8506df8c r4:84521680 [ 1328.322641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.322847][ T32] r10:61c88647 r9:8509ec00 r8:845216ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.322916][ T32] r4:84521680 [ 1328.322959][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.323050][ T32] r10:00000000 r9:84521680 r8:8027ecf4 r7:ea9b1e60 r6:84521700 r5:8509ec00 [ 1328.323096][ T32] r4:00000001 [ 1328.323135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.323203][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) [ 1328.323260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.323318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.323373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.323432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.323481][ T32] r4:844f75c0 [ 1328.324286][ T32] INFO: task kworker/1:388:4075 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.324362][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.324526][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.324623][ T32] Call trace: [ 1328.324766][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.324886][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.324937][ T32] r4:00000000 [ 1328.325119][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.325209][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.325271][ T32] 9d20: bd2de000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.325330][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.325380][ T32] 9d60: 800f0013 ffffffff [ 1328.325426][ T32] r5:800f0013 r4:80239bb0 [ 1328.325469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.325561][ T32] r4:82ac11e4 [ 1328.325605][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.325689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.325749][ T32] r4:e06c9dc0 [ 1328.325791][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.325877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.325921][ T32] r4:00000000 [ 1328.325964][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.326071][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.326125][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.326212][ T32] r5:00001000 r4:eda49000 [ 1328.326255][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.337613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.337768][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.337816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.337906][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.338103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.338215][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.338266][ T32] r4:84ffea80 [ 1328.338307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.338396][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.338439][ T32] r4:00000001 [ 1328.338481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.338555][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.338615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.338674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.338737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.338796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.338839][ T32] r4:8500f640 [ 1328.338883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.338943][ T32] INFO: task kworker/1:389:4077 blocked for more than 454 seconds. [ 1328.339016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.339097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.339150][ T32] task:kworker/1:389 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.339263][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.339351][ T32] Call trace: [ 1328.339419][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.339517][ T32] r10:829189c0 r9:ea9b9d84 r8:00000002 r7:60000013 r6:ea9b9d8c r5:84c70000 [ 1328.339564][ T32] r4:84c70000 [ 1328.339605][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.339687][ T32] r5:84c70000 r4:829189bc [ 1328.339740][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.339821][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.340075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1328.340144][ T32] r4:00000000 [ 1328.340370][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.340494][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.340585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.340708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7a00 [ 1328.340770][ T32] r4:00000000 [ 1328.340816][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.340904][ T32] r9:83018205 r8:84c70000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1328.340948][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.341030][ T32] r5:00001000 r4:dfffd000 [ 1328.341073][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.341149][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.341313][ T32] r5:850edb8c r4:850ed800 [ 1328.341372][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.341455][ T32] r7:ddde2d40 r6:83018200 r5:850edb8c r4:84521780 [ 1328.341502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.341594][ T32] r10:61c88647 r9:84c70000 r8:845217ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.341644][ T32] r4:84521780 [ 1328.341687][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.341786][ T32] r10:00000000 r9:84521780 r8:8027ecf4 r7:ea9b5e60 r6:84da3180 r5:84c70000 [ 1328.341834][ T32] r4:00000001 [ 1328.341878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.341947][ T32] Exception stack(0xea9b9fb0 to 0xea9b9ff8) [ 1328.342257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.342334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.342389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.342446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.342496][ T32] r4:844f75c0 [ 1328.343312][ T32] INFO: task kworker/1:389:4077 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.343389][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.343512][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.343603][ T32] Call trace: [ 1328.343670][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.343776][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.343826][ T32] r4:00000000 [ 1328.343868][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.343942][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.343998][ T32] 9d20: bd2de000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.344060][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.344136][ T32] 9d60: 800f0013 ffffffff [ 1328.344224][ T32] r5:800f0013 r4:80239bb0 [ 1328.344287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.344371][ T32] r4:82ac11e4 [ 1328.344412][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.344518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.344565][ T32] r4:e06c9dc0 [ 1328.344605][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.344691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.344748][ T32] r4:00000000 [ 1328.344788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.344871][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.344915][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.344998][ T32] r5:00001000 r4:eda49000 [ 1328.345195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.345388][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.345494][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.345541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.345727][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.345785][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.345880][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.345954][ T32] r4:84ffea80 [ 1328.346000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.346096][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.346146][ T32] r4:00000001 [ 1328.346186][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.370913][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.371007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.371041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.371068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.371099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.371122][ T32] r4:8500f640 [ 1328.371145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.371175][ T32] INFO: task kworker/1:390:4079 blocked for more than 454 seconds. [ 1328.371210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.371234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.371255][ T32] task:kworker/1:390 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.371312][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.371369][ T32] Call trace: [ 1328.371400][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.371452][ T32] r10:829189c0 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:84c70c00 [ 1328.371475][ T32] r4:84c70c00 [ 1328.371494][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.371638][ T32] r5:84c70c00 r4:829189bc [ 1328.371664][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.371705][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.371757][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1328.371779][ T32] r4:00000000 [ 1328.371797][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.371835][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.371873][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.371913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7700 [ 1328.371936][ T32] r4:00000000 [ 1328.371954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.371996][ T32] r9:83018205 r8:84c70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.372017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.372056][ T32] r5:00001000 r4:dfee7000 [ 1328.372075][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.372114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.372153][ T32] r5:850ed78c r4:850ed400 [ 1328.372172][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.372215][ T32] r7:ddde2d40 r6:83018200 r5:850ed78c r4:84521800 [ 1328.372236][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.372281][ T32] r10:61c88647 r9:84c70c00 r8:8452182c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.372304][ T32] r4:84521800 [ 1328.372410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.372458][ T32] r10:00000000 r9:84521800 r8:8027ecf4 r7:ea9b9e60 r6:84da3200 r5:84c70c00 [ 1328.372604][ T32] r4:00000001 [ 1328.372722][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.373300][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1328.373330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.373357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.373383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.373411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.373434][ T32] r4:844f7440 [ 1328.373908][ T32] INFO: task kworker/1:390:4079 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.373943][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.374069][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.374110][ T32] Call trace: [ 1328.374139][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.374198][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.374226][ T32] r4:00000000 [ 1328.374267][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.374308][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.374337][ T32] 9d20: bd61e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.374366][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.374433][ T32] 9d60: 800f0013 ffffffff [ 1328.374461][ T32] r5:800f0013 r4:80239bb0 [ 1328.374482][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.374522][ T32] r4:82ac11e4 [ 1328.374542][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.374638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.374666][ T32] r4:e06c9dc0 [ 1328.374687][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.374738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.374761][ T32] r4:00000000 [ 1328.374780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.374821][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.374844][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.374911][ T32] r5:00001000 r4:eda49000 [ 1328.374960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.375003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.375044][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.375064][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.375132][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.375156][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.375275][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.375308][ T32] r4:84ffea80 [ 1328.375328][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.375374][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.375396][ T32] r4:00000001 [ 1328.375414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.375459][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.375485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.375513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.375540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.375568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.375589][ T32] r4:8500f640 [ 1328.375607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.375650][ T32] INFO: task kworker/1:391:4080 blocked for more than 454 seconds. [ 1328.375716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.375744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.375765][ T32] task:kworker/1:391 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.375836][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.375935][ T32] Call trace: [ 1328.375971][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.376017][ T32] r10:829189c0 r9:ea97dd84 r8:00000002 r7:60000013 r6:ea97dd8c r5:84c71800 [ 1328.376039][ T32] r4:84c71800 [ 1328.376112][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.376156][ T32] r5:84c71800 r4:829189bc [ 1328.376259][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.391366][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.391453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea97de08 [ 1328.391478][ T32] r4:00000000 [ 1328.391498][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.391540][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.391580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.391621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7cc0 [ 1328.391674][ T32] r4:00000000 [ 1328.391698][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.391747][ T32] r9:83018205 r8:84c71800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1328.391768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.391809][ T32] r5:00001000 r4:e483d000 [ 1328.391829][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.391867][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.391906][ T32] r5:850ee38c r4:850ee000 [ 1328.391925][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.391967][ T32] r7:ddde2d40 r6:83018200 r5:850ee38c r4:84521880 [ 1328.391988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.392032][ T32] r10:61c88647 r9:84c71800 r8:845218ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.392053][ T32] r4:84521880 [ 1328.392072][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.392116][ T32] r10:00000000 r9:84521880 r8:8027ecf4 r7:ea9b9e60 r6:84da3280 r5:84c71800 [ 1328.392138][ T32] r4:00000001 [ 1328.392156][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.392192][ T32] Exception stack(0xea97dfb0 to 0xea97dff8) [ 1328.392222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.392250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.392276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.392305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.392326][ T32] r4:844f70c0 [ 1328.392989][ T32] INFO: task kworker/1:391:4080 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.393029][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.393165][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.393210][ T32] Call trace: [ 1328.393314][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.393455][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.393482][ T32] r4:00000000 [ 1328.393502][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.393540][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.393586][ T32] 9d20: bd88d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.393617][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.393644][ T32] 9d60: 800f0013 ffffffff [ 1328.393668][ T32] r5:800f0013 r4:80239bb0 [ 1328.393687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.393751][ T32] r4:82ac11e4 [ 1328.393782][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.393910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.393936][ T32] r4:e06c9dc0 [ 1328.393956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.394410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.394435][ T32] r4:00000000 [ 1328.394453][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.394495][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.394516][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.394554][ T32] r5:00001000 r4:eda49000 [ 1328.394573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.394611][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.394649][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.394668][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.394745][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.394796][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.394845][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.394868][ T32] r4:84ffea80 [ 1328.394886][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.394929][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.394950][ T32] r4:00000001 [ 1328.394969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.395001][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.395026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.395053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.395079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.395106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.395127][ T32] r4:8500f640 [ 1328.395182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.395224][ T32] INFO: task kworker/0:87:4082 blocked for more than 454 seconds. [ 1328.395259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.395283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.395304][ T32] task:kworker/0:87 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.395350][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.395391][ T32] Call trace: [ 1328.395421][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.395467][ T32] r10:829189c0 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:84c72400 [ 1328.395490][ T32] r4:84c72400 [ 1328.395510][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.395549][ T32] r5:84c72400 r4:829189bc [ 1328.395585][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.395704][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.395758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1328.395781][ T32] r4:00000000 [ 1328.395799][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.395838][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.395875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.395914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d90240 [ 1328.395935][ T32] r4:00000000 [ 1328.395953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.395993][ T32] r9:83018005 r8:84c72400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1328.396013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.396110][ T32] r5:00001000 r4:e006f000 [ 1328.396133][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.396172][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.396209][ T32] r5:8506ff8c r4:8506fc00 [ 1328.396286][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.412592][ T32] r7:dddced40 r6:83018000 r5:8506ff8c r4:84da3300 [ 1328.412631][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.412696][ T32] r10:61c88647 r9:84c72400 r8:84da332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.412726][ T32] r4:84da3300 [ 1328.412746][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.412843][ T32] r10:00000000 r9:84da3300 r8:8027ecf4 r7:ea989e60 r6:84da3380 r5:84c72400 [ 1328.412940][ T32] r4:00000001 [ 1328.413034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.413075][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1328.413104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.413133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.413159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.413187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.413208][ T32] r4:84518ec0 [ 1328.413664][ T32] INFO: task kworker/0:87:4082 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.413698][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.413771][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.413817][ T32] Call trace: [ 1328.413938][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.413992][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.414016][ T32] r4:00000000 [ 1328.414035][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.414071][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.414099][ T32] 9d20: bdba8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.414127][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.414235][ T32] 9d60: 800f0013 ffffffff [ 1328.414263][ T32] r5:800f0013 r4:80239bb0 [ 1328.414283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.414326][ T32] r4:82ac11e4 [ 1328.414345][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.414386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.414408][ T32] r4:e06c9dc0 [ 1328.414426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.414498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.414592][ T32] r4:00000000 [ 1328.414616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.414689][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.414718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.414759][ T32] r5:00001000 r4:eda49000 [ 1328.414779][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.414818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.414856][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.414944][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.414991][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.415011][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.415055][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.415076][ T32] r4:84ffea80 [ 1328.415095][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.415138][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.415159][ T32] r4:00000001 [ 1328.415177][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.415212][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.415237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.415264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.415289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.415316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.415337][ T32] r4:8500f640 [ 1328.415357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.415426][ T32] INFO: task kworker/1:392:4085 blocked for more than 454 seconds. [ 1328.415462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.415486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.415595][ T32] task:kworker/1:392 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.415643][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.415723][ T32] Call trace: [ 1328.415754][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.415869][ T32] r10:829189c0 r9:ea9c9d84 r8:00000002 r7:60000013 r6:ea9c9d8c r5:84c73000 [ 1328.415962][ T32] r4:84c73000 [ 1328.416055][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.416098][ T32] r5:84c73000 r4:829189bc [ 1328.416147][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.416190][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.426829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1328.426907][ T32] r4:00000000 [ 1328.426935][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.426993][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.427069][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.427116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7b00 [ 1328.427139][ T32] r4:00000000 [ 1328.427158][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.427201][ T32] r9:83018205 r8:84c73000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1328.427223][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.427264][ T32] r5:00001000 r4:e0057000 [ 1328.427283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.427409][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.427453][ T32] r5:850edf8c r4:850edc00 [ 1328.427474][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.427517][ T32] r7:ddde2d40 r6:83018200 r5:850edf8c r4:84521900 [ 1328.427537][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.427581][ T32] r10:61c88647 r9:84c73000 r8:8452192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.427602][ T32] r4:84521900 [ 1328.427621][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.427664][ T32] r10:00000000 r9:84521900 r8:8027ecf4 r7:ea97de60 r6:84da3400 r5:84c73000 [ 1328.427686][ T32] r4:00000001 [ 1328.427704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.427831][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1328.427865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.427924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.427954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.428185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.428231][ T32] r4:844f7b40 [ 1328.428778][ T32] INFO: task kworker/1:392:4085 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.428821][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.428946][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.429078][ T32] Call trace: [ 1328.429113][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.429164][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.429188][ T32] r4:00000000 [ 1328.429207][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.429274][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.429307][ T32] 9d20: bdc2d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.429337][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.429359][ T32] 9d60: 800f0013 ffffffff [ 1328.429451][ T32] r5:800f0013 r4:80239bb0 [ 1328.429546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.429590][ T32] r4:82ac11e4 [ 1328.429610][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.429650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.429672][ T32] r4:e06c9dc0 [ 1328.429691][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.429736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.429758][ T32] r4:00000000 [ 1328.429777][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.429819][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.429841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.429878][ T32] r5:00001000 r4:eda49000 [ 1328.429897][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.429984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.430095][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.430185][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.430231][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.430251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.430314][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.430336][ T32] r4:84ffea80 [ 1328.430355][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.430399][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.430422][ T32] r4:00000001 [ 1328.430461][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.430498][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.430573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.430603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.430629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.430657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.430680][ T32] r4:8500f640 [ 1328.430753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.430854][ T32] INFO: task kworker/0:88:4088 blocked for more than 454 seconds. [ 1328.430889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.430912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.430933][ T32] task:kworker/0:88 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.430977][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.431084][ T32] Call trace: [ 1328.431184][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.431232][ T32] r10:829189c0 r9:ea9cdd84 r8:00000002 r7:60000113 r6:ea9cdd8c r5:84c73c00 [ 1328.431254][ T32] r4:84c73c00 [ 1328.431302][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.431352][ T32] r5:84c73c00 r4:829189bc [ 1328.431371][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.431410][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.431455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1328.431477][ T32] r4:00000000 [ 1328.431496][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.431533][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.431568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.431607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845062c0 [ 1328.431629][ T32] r4:00000000 [ 1328.431648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.431687][ T32] r9:83018005 r8:84c73c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.431708][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.431752][ T32] r5:00001000 r4:ea9ef000 [ 1328.431773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.431811][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.431848][ T32] r5:8506eb8c r4:8506e800 [ 1328.431866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.431906][ T32] r7:dddced40 r6:83018000 r5:8506eb8c r4:84da3480 [ 1328.431926][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.431968][ T32] r10:61c88647 r9:84c73c00 r8:84da34ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.431989][ T32] r4:84da3480 [ 1328.432007][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.432085][ T32] r10:00000000 r9:84da3480 r8:8027ecf4 r7:ea9c1e60 r6:84da3500 r5:84c73c00 [ 1328.432111][ T32] r4:00000001 [ 1328.432132][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.432251][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1328.432280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.432308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.432333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.432360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.432420][ T32] r4:845187c0 [ 1328.432797][ T32] INFO: task kworker/0:88:4088 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.432838][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.432896][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.432938][ T32] Call trace: [ 1328.433039][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.433093][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.433116][ T32] r4:00000000 [ 1328.433311][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.433353][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.433382][ T32] 9d20: bdc2d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.433410][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.433464][ T32] 9d60: 800f0013 ffffffff [ 1328.433491][ T32] r5:800f0013 r4:80239bb0 [ 1328.433511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.433740][ T32] r4:82ac11e4 [ 1328.433764][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.433847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.433873][ T32] r4:e06c9dc0 [ 1328.433892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.433982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.434099][ T32] r4:00000000 [ 1328.434120][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.434162][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.434183][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.434221][ T32] r5:00001000 r4:eda49000 [ 1328.434240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.434278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.434315][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.434335][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.434444][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.434468][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.434513][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.434534][ T32] r4:84ffea80 [ 1328.434553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.434596][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.434618][ T32] r4:00000001 [ 1328.434637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.434670][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.434695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.434763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.434793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.434821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.434866][ T32] r4:8500f640 [ 1328.434888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.434913][ T32] INFO: task kworker/1:393:4089 blocked for more than 454 seconds. [ 1328.434939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.434985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.435031][ T32] task:kworker/1:393 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.435078][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.435115][ T32] Call trace: [ 1328.435147][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.435191][ T32] r10:829189c0 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:84c74800 [ 1328.435214][ T32] r4:84c74800 [ 1328.435248][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.435291][ T32] r5:84c74800 r4:829189bc [ 1328.435310][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.435396][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.435487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1328.435511][ T32] r4:00000000 [ 1328.435530][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.435600][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.435642][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.435684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7d80 [ 1328.435706][ T32] r4:00000000 [ 1328.435732][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.435772][ T32] r9:83018205 r8:84c74800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.435793][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.435830][ T32] r5:00001000 r4:e4857000 [ 1328.435849][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.435888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.435925][ T32] r5:850ee78c r4:850ee400 [ 1328.435944][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.435984][ T32] r7:ddde2d40 r6:83018200 r5:850ee78c r4:84521980 [ 1328.436016][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.436063][ T32] r10:61c88647 r9:84c74800 r8:845219ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.436086][ T32] r4:84521980 [ 1328.436105][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.436146][ T32] r10:00000000 r9:84521980 r8:8027ecf4 r7:ea97de60 r6:84da3580 r5:84c74800 [ 1328.436235][ T32] r4:00000001 [ 1328.457541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.457641][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1328.457677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.457713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.457769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.457832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.457860][ T32] r4:844f7c80 [ 1328.458426][ T32] INFO: task kworker/1:393:4089 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.458485][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.458642][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.458696][ T32] Call trace: [ 1328.458728][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.458782][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.458834][ T32] r4:00000000 [ 1328.458858][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.458898][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.458929][ T32] 9d20: be0a5000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.458957][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.458981][ T32] 9d60: 800f0013 ffffffff [ 1328.459005][ T32] r5:800f0013 r4:80239bb0 [ 1328.459067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.459192][ T32] r4:82ac11e4 [ 1328.459221][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.459269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.459293][ T32] r4:e06c9dc0 [ 1328.459313][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.459355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.459377][ T32] r4:00000000 [ 1328.459427][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.459484][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.459533][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.459580][ T32] r5:00001000 r4:eda49000 [ 1328.459626][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.459670][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.459710][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.459730][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.459774][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.459825][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.459872][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.459896][ T32] r4:84ffea80 [ 1328.459915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.459958][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.459982][ T32] r4:00000001 [ 1328.460036][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.460075][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.460121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.460154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.460182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.460210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.460233][ T32] r4:8500f640 [ 1328.460255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.460284][ T32] INFO: task kworker/1:394:4091 blocked for more than 454 seconds. [ 1328.460341][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.460369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.460390][ T32] task:kworker/1:394 state:D stack:0 pid:4091 tgid:4091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.460436][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.460518][ T32] Call trace: [ 1328.460579][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.460629][ T32] r10:829189c0 r9:ea9d5d84 r8:00000002 r7:60000013 r6:ea9d5d8c r5:84c75400 [ 1328.460652][ T32] r4:84c75400 [ 1328.460697][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.460741][ T32] r5:84c75400 r4:829189bc [ 1328.460762][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.460828][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.460982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1328.461028][ T32] r4:00000000 [ 1328.461071][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.461113][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.461149][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.461190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f7e80 [ 1328.461212][ T32] r4:00000000 [ 1328.461231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.461271][ T32] r9:83018205 r8:84c75400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1328.461291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.461330][ T32] r5:00001000 r4:ea9d7000 [ 1328.461350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.461388][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.461447][ T32] r5:850eeb8c r4:850ee800 [ 1328.461477][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.461521][ T32] r7:ddde2d40 r6:83018200 r5:850eeb8c r4:84521a00 [ 1328.461541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.461585][ T32] r10:61c88647 r9:84c75400 r8:84521a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.461626][ T32] r4:84521a00 [ 1328.461648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.461692][ T32] r10:00000000 r9:84521a00 r8:8027ecf4 r7:ea9d1e60 r6:84da3600 r5:84c75400 [ 1328.461714][ T32] r4:00000001 [ 1328.461735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.461771][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1328.461798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.461828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.461854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.461882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.461905][ T32] r4:844f7dc0 [ 1328.462193][ T32] INFO: task kworker/1:394:4091 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.462227][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.462284][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.462327][ T32] Call trace: [ 1328.462380][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.462433][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.462462][ T32] r4:00000000 [ 1328.462483][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.462522][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.462570][ T32] 9d20: be0a5000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.462614][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.462639][ T32] 9d60: 800f0013 ffffffff [ 1328.462662][ T32] r5:800f0013 r4:80239bb0 [ 1328.462703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.462749][ T32] r4:82ac11e4 [ 1328.462770][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.462822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.462849][ T32] r4:e06c9dc0 [ 1328.462869][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.462912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.462934][ T32] r4:00000000 [ 1328.462954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.462995][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.463034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.463078][ T32] r5:00001000 r4:eda49000 [ 1328.463102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.463142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.463181][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.463201][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.463244][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.463265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.463338][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.463365][ T32] r4:84ffea80 [ 1328.463385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.463429][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.463453][ T32] r4:00000001 [ 1328.463478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.463513][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.463538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.463566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.463620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.463652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.463677][ T32] r4:8500f640 [ 1328.463698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.463724][ T32] INFO: task kworker/1:395:4093 blocked for more than 454 seconds. [ 1328.463767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.463794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.463824][ T32] task:kworker/1:395 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.463872][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.463912][ T32] Call trace: [ 1328.463943][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.463987][ T32] r10:829189c0 r9:ea9e5d84 r8:00000002 r7:60000013 r6:ea9e5d8c r5:84c76000 [ 1328.464031][ T32] r4:84c76000 [ 1328.464054][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.464140][ T32] r5:84c76000 r4:829189bc [ 1328.464164][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.464206][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.464251][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 1328.464274][ T32] r4:00000000 [ 1328.464293][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.464331][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.464367][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.464408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845154c0 [ 1328.464509][ T32] r4:00000000 [ 1328.464538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.464582][ T32] r9:83018205 r8:84c76000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1328.464607][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.464646][ T32] r5:00001000 r4:ea9f5000 [ 1328.464688][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.464731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.464799][ T32] r5:850ef38c r4:850ef000 [ 1328.464857][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.464903][ T32] r7:ddde2d40 r6:83018200 r5:850ef38c r4:84521a80 [ 1328.464944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.464992][ T32] r10:61c88647 r9:84c76000 r8:84521aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.465015][ T32] r4:84521a80 [ 1328.465035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.465078][ T32] r10:00000000 r9:84521a80 r8:8027ecf4 r7:ea9d5e60 r6:84da3680 r5:84c76000 [ 1328.465101][ T32] r4:00000001 [ 1328.465150][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.465187][ T32] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1328.465212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.465258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.465287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.465315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.465336][ T32] r4:844f7c00 [ 1328.465623][ T32] INFO: task kworker/1:395:4093 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.465661][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.465736][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.465802][ T32] Call trace: [ 1328.465855][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.465904][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.465926][ T32] r4:00000000 [ 1328.465944][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.465980][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.466009][ T32] 9d20: be0a5000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.466037][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.466084][ T32] 9d60: 800f0013 ffffffff [ 1328.466110][ T32] r5:800f0013 r4:80239bb0 [ 1328.466157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.466249][ T32] r4:82ac11e4 [ 1328.494417][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1328.494790][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 10 printk messages dropped ** [ 1328.495356][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.495812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.511873][ T32] r5:84c76c00 r4:829189bc [ 1328.511925][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.512019][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.512122][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1328.512176][ T32] r4:00000000 [ 1328.512224][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.512311][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.512404][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.512527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451efc0 [ 1328.512583][ T32] r4:00000000 [ 1328.512633][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.512736][ T32] r9:83018205 r8:84c76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.512804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.512899][ T32] r5:00001000 r4:ea9dd000 [ 1328.512960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.513059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.513149][ T32] r5:850eef8c r4:850eec00 [ 1328.513200][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.513296][ T32] r7:ddde2d40 r6:83018200 r5:850eef8c r4:84521b00 [ 1328.513353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.513509][ T32] r10:61c88647 r9:84c76c00 r8:84521b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.513570][ T32] r4:84521b00 [ 1328.513623][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.513734][ T32] r10:00000000 r9:84521b00 r8:8027ecf4 r7:ea9e5e60 r6:84da3700 r5:84c76c00 [ 1328.513812][ T32] r4:00000001 [ 1328.513866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.513965][ T32] Exception stack(0xea9edfb0 to 0xea9edff8) [ 1328.514038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.514106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.514170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.514283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.514345][ T32] r4:8451e880 [ 1328.515310][ T32] INFO: task kworker/1:396:4094 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.515447][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.515640][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.515748][ T32] Call trace: [ 1328.515883][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.515992][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.516051][ T32] r4:00000000 [ 1328.516100][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.516189][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.520597][ T32] 9d20: be8ea000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.520742][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.520805][ T32] 9d60: 800f0013 ffffffff [ 1328.520895][ T32] r5:800f0013 r4:80239bb0 [ 1328.520953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.521066][ T32] r4:82ac11e4 [ 1328.521127][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.521252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.521321][ T32] r4:e06c9dc0 [ 1328.521368][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.521458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.521512][ T32] r4:00000000 [ 1328.521574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.521673][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.521733][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.521826][ T32] r5:00001000 r4:eda49000 [ 1328.521876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.521977][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.522089][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.522149][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.522270][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.522333][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.522438][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.522508][ T32] r4:84ffea80 [ 1328.522603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.522719][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.522822][ T32] r4:00000001 [ 1328.522876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.522980][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.523073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.523178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.523256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.523326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.523395][ T32] r4:8500f640 [ 1328.523480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.523602][ T32] INFO: task kworker/0:89:4097 blocked for more than 455 seconds. [ 1328.523694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.523767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.523818][ T32] task:kworker/0:89 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.523945][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.524042][ T32] Call trace: [ 1328.524132][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.524242][ T32] r10:829189c0 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:850b8000 [ 1328.524294][ T32] r4:850b8000 [ 1328.524339][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.524442][ T32] r5:850b8000 r4:829189bc [ 1328.524525][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.524616][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.524724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 [ 1328.524797][ T32] r4:00000000 [ 1328.524892][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.524982][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.525073][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.525192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84506740 [ 1328.525256][ T32] r4:00000000 [ 1328.525309][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.525401][ T32] r9:83018005 r8:850b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1328.525480][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.525581][ T32] r5:00001000 r4:eaa2b000 [ 1328.525655][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.525760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.525847][ T32] r5:8506ef8c r4:8506ec00 [ 1328.525908][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.526003][ T32] r7:dddced40 r6:83018000 r5:8506ef8c r4:84da3780 [ 1328.526075][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.526199][ T32] r10:61c88647 r9:850b8000 r8:84da37ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.547094][ T32] r4:84da3780 [ 1328.547239][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.547386][ T32] r10:00000000 r9:84da3780 r8:8027ecf4 r7:ea9c1e60 r6:84da3800 r5:850b8000 [ 1328.547434][ T32] r4:00000001 [ 1328.547476][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.547557][ T32] Exception stack(0xea9c5fb0 to 0xea9c5ff8) [ 1328.547619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.547679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.547751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.547814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.547863][ T32] r4:84506280 [ 1328.548699][ T32] INFO: task kworker/0:89:4097 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.548805][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.548945][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.549071][ T32] Call trace: [ 1328.549142][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.549248][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.549304][ T32] r4:00000000 [ 1328.549352][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.549442][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.549513][ T32] 9d20: bea83000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.549580][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.549636][ T32] 9d60: 800f0013 ffffffff [ 1328.549692][ T32] r5:800f0013 r4:80239bb0 [ 1328.549744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.549831][ T32] r4:82ac11e4 [ 1328.549871][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.549959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.550010][ T32] r4:e06c9dc0 [ 1328.550058][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.550147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.550291][ T32] r4:00000000 [ 1328.550349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.550448][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.550503][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.550595][ T32] r5:00001000 r4:eda49000 [ 1328.550645][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.550743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.550829][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.550897][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.550997][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.551048][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.551161][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.551220][ T32] r4:84ffea80 [ 1328.551283][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.551397][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.551454][ T32] r4:00000001 [ 1328.551506][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.551586][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.551648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.551727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.551819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.551890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.551942][ T32] r4:8500f640 [ 1328.551992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1328.552247][ T32] task:kworker/1:397 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.552860][ T32] r5:850b8c00 r4:829189bc [ 1328.552908][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.553102][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [ 1328.553155][ T32] r4:00000000 [ 1328.553216][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.553306][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.553382][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.553503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f240 [ 1328.553560][ T32] r4:00000000 [ 1328.553607][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.553695][ T32] r9:83018205 r8:850b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.553781][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.553894][ T32] r5:00001000 r4:eaa11000 [ 1328.553981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.554073][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.554168][ T32] r5:850efb8c r4:850ef800 [ 1328.554232][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.554334][ T32] r7:ddde2d40 r6:83018200 r5:850efb8c r4:84521b80 [ 1328.554387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.554484][ T32] r10:61c88647 r9:850b8c00 r8:84521bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.554542][ T32] r4:84521b80 [ 1328.554607][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.554719][ T32] r10:00000000 r9:84521b80 r8:8027ecf4 r7:ea9e5e60 r6:84da3880 r5:850b8c00 [ 1328.554804][ T32] r4:00000001 [ 1328.554882][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.554986][ T32] Exception stack(0xeaa09fb0 to 0xeaa09ff8) [ 1328.555046][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.555109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.555166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.555227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.555276][ T32] r4:844f7f80 [ 1328.555855][ T32] INFO: task kworker/1:397:4099 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.555946][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.556145][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.586767][ T32] Call trace: [ 1328.586901][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.586986][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.587011][ T32] r4:00000000 [ 1328.587031][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.587071][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.587141][ T32] 9d20: bf39b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.587174][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.587197][ T32] 9d60: 800f0013 ffffffff [ 1328.587220][ T32] r5:800f0013 r4:80239bb0 [ 1328.587240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.587283][ T32] r4:82ac11e4 [ 1328.587329][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.587375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.587424][ T32] r4:e06c9dc0 [ 1328.587447][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.587500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.587523][ T32] r4:00000000 [ 1328.587570][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.587617][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.587649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.587696][ T32] r5:00001000 r4:eda49000 [ 1328.587720][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.587760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.587799][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.587818][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.587887][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.587913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.587958][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.588005][ T32] r4:84ffea80 [ 1328.588028][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.588073][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.588094][ T32] r4:00000001 [ 1328.588114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.588165][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.588222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.588253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.588278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.588305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.588354][ T32] r4:8500f640 [ 1328.588392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.588435][ T32] INFO: task kworker/1:398:4101 blocked for more than 455 seconds. [ 1328.588517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.588543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.588565][ T32] task:kworker/1:398 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.588617][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.588676][ T32] Call trace: [ 1328.588715][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.588762][ T32] r10:829189c0 r9:eaa15d84 r8:00000002 r7:60000013 r6:eaa15d8c r5:850b9800 [ 1328.588784][ T32] r4:850b9800 [ 1328.588803][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.588844][ T32] r5:850b9800 r4:829189bc [ 1328.588863][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.588928][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.588977][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1328.588999][ T32] r4:00000000 [ 1328.589018][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.589067][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.589156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.589200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f000 [ 1328.589223][ T32] r4:00000000 [ 1328.589241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.589281][ T32] r9:83018205 r8:850b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1328.589301][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.589364][ T32] r5:00001000 r4:eaa0b000 [ 1328.589387][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.589425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.589463][ T32] r5:850ef78c r4:850ef400 [ 1328.589483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.589523][ T32] r7:ddde2d40 r6:83018200 r5:850ef78c r4:84521c00 [ 1328.589542][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.589585][ T32] r10:61c88647 r9:850b9800 r8:84521c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.589606][ T32] r4:84521c00 [ 1328.589626][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.589696][ T32] r10:00000000 r9:84521c00 r8:8027ecf4 r7:eaa09e60 r6:84da3900 r5:850b9800 [ 1328.589728][ T32] r4:00000001 [ 1328.589770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.589836][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1328.589889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.589926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.589952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.589979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.590000][ T32] r4:8510f140 [ 1328.590485][ T32] INFO: task kworker/1:398:4101 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.590520][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.590574][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.590614][ T32] Call trace: [ 1328.590667][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.590732][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.590758][ T32] r4:00000000 [ 1328.590802][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.590844][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.590873][ T32] 9d20: bf39b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.590901][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.590923][ T32] 9d60: 800f0013 ffffffff [ 1328.590945][ T32] r5:800f0013 r4:80239bb0 [ 1328.590964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.591057][ T32] r4:82ac11e4 [ 1328.591080][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.591122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.591144][ T32] r4:e06c9dc0 [ 1328.591173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.591243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.591268][ T32] r4:00000000 [ 1328.591286][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.591327][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.591347][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.591386][ T32] r5:00001000 r4:eda49000 [ 1328.591428][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.591472][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.591510][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.591529][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.591570][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.591589][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.591634][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.591655][ T32] r4:84ffea80 [ 1328.591673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.591721][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.591744][ T32] r4:00000001 [ 1328.591762][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.591794][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.591819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.591893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.591944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.591975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.592087][ T32] r4:8500f640 [ 1328.592111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.592136][ T32] INFO: task kworker/1:399:4102 blocked for more than 455 seconds. [ 1328.592164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.592186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.592243][ T32] task:kworker/1:399 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.592344][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.592385][ T32] Call trace: [ 1328.592440][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.592516][ T32] r10:829189c0 r9:eaa21d84 r8:00000002 r7:60000113 r6:eaa21d8c r5:850ba400 [ 1328.592550][ T32] r4:850ba400 ** 1 printk messages dropped ** [ 1328.592626][ T32] r5:850ba400 r4:829189bc [ 1328.592649][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.592712][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.592830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1328.592854][ T32] r4:00000000 [ 1328.592873][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.592910][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.592947][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.592987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f580 [ 1328.593008][ T32] r4:00000000 [ 1328.593036][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.593079][ T32] r9:83018205 r8:850ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1328.593101][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.593139][ T32] r5:00001000 r4:eaa31000 [ 1328.593201][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.593266][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.593308][ T32] r5:851c038c r4:851c0000 [ 1328.593327][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.593368][ T32] r7:ddde2d40 r6:83018200 r5:851c038c r4:84521c80 [ 1328.593388][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.593430][ T32] r10:61c88647 r9:850ba400 r8:84521cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.593453][ T32] r4:84521c80 [ 1328.593481][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.593526][ T32] r10:00000000 r9:84521c80 r8:8027ecf4 r7:eaa09e60 r6:84da3980 r5:850ba400 [ 1328.593573][ T32] r4:00000001 [ 1328.593600][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.593634][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 1328.593658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.593708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.593738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.593817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.593841][ T32] r4:8510f0c0 [ 1328.594140][ T32] INFO: task kworker/1:399:4102 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.594175][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.594261][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.594352][ T32] Call trace: [ 1328.594382][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.594429][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.594481][ T32] r4:00000000 [ 1328.594525][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.594565][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.594620][ T32] 9d20: bf39b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.594651][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.594696][ T32] 9d60: 800f0013 ffffffff [ 1328.594749][ T32] r5:800f0013 r4:80239bb0 [ 1328.594772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.594813][ T32] r4:82ac11e4 [ 1328.594833][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.594897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.594927][ T32] r4:e06c9dc0 [ 1328.594947][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.594988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.595009][ T32] r4:00000000 [ 1328.595047][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.595091][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.595123][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.595165][ T32] r5:00001000 r4:eda49000 [ 1328.595184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.595222][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.595260][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.595289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.595334][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.595375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.595422][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.595444][ T32] r4:84ffea80 [ 1328.595522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.595571][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.595593][ T32] r4:00000001 [ 1328.595612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.595645][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.595672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.595782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.595821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.595966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.596135][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.605621][ T32] r4:850bb000 [ 1328.605641][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.605684][ T32] r5:850bb000 r4:829189bc [ 1328.605710][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.605751][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.605795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1328.605840][ T32] r4:00000000 [ 1328.605863][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.605902][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.605951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.605998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f340 [ 1328.606040][ T32] r4:00000000 [ 1328.606063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.606106][ T32] r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1328.606128][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.606173][ T32] r5:00001000 r4:eaa1d000 [ 1328.606193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.606231][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.606735][ T32] r5:850eff8c r4:850efc00 [ 1328.606784][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.606861][ T32] r7:ddde2d40 r6:83018200 r5:850eff8c r4:84521d00 [ 1328.606886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.606937][ T32] r10:61c88647 r9:850bb000 r8:84521d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.606961][ T32] r4:84521d00 [ 1328.606980][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.607025][ T32] r10:00000000 r9:84521d00 r8:8027ecf4 r7:eaa21e60 r6:84da3a00 r5:850bb000 [ 1328.607046][ T32] r4:00000001 [ 1328.607110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.607179][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1328.607213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.607285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.607342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.607378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.607402][ T32] r4:8510f2c0 [ 1328.607897][ T32] INFO: task kworker/1:400:4105 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.607940][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.608034][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.608116][ T32] Call trace: [ 1328.608181][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.608281][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.608332][ T32] r4:00000000 [ 1328.608355][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.608394][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.608423][ T32] 9d20: bf39b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.608473][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.608546][ T32] 9d60: 800f0013 ffffffff [ 1328.608571][ T32] r5:800f0013 r4:80239bb0 [ 1328.608604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.608685][ T32] r4:82ac11e4 [ 1328.608712][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.608756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.608777][ T32] r4:e06c9dc0 [ 1328.608796][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.608837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.608858][ T32] r4:00000000 [ 1328.608906][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.608952][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.608973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.609013][ T32] r5:00001000 r4:eda49000 [ 1328.609032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.609070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.609107][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.609126][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.609167][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.609187][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.609230][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.609251][ T32] r4:84ffea80 [ 1328.609270][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.609313][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.609386][ T32] r4:00000001 [ 1328.609409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.609444][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.609474][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.609500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.609529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.609558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.609579][ T32] r4:8500f640 [ 1328.609599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.609627][ T32] INFO: task kworker/0:90:4106 blocked for more than 455 seconds. [ 1328.609669][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.609721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.609755][ T32] task:kworker/0:90 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.609827][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.609890][ T32] Call trace: [ 1328.609930][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.609999][ T32] r10:829189c0 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:850bbc00 [ 1328.610047][ T32] r4:850bbc00 [ 1328.610070][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.610111][ T32] r5:850bbc00 r4:829189bc [ 1328.610130][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.610168][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.610212][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1328.610297][ T32] r4:00000000 [ 1328.610321][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.610390][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.610443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.610487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84506e00 [ 1328.610509][ T32] r4:00000000 [ 1328.610527][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.610657][ T32] r9:83018005 r8:850bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1328.610682][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.610728][ T32] r5:00001000 r4:eaa87000 [ 1328.610790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.610833][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.610871][ T32] r5:8506f38c r4:8506f000 [ 1328.610891][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.610931][ T32] r7:dddced40 r6:83018000 r5:8506f38c r4:84da3a80 [ 1328.610951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.610995][ T32] r10:61c88647 r9:850bbc00 r8:84da3aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.611016][ T32] r4:84da3a80 [ 1328.611035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.611077][ T32] r10:00000000 r9:84da3a80 r8:8027ecf4 r7:ea9c1e60 r6:84da3b00 r5:850bbc00 [ 1328.611125][ T32] r4:00000001 [ 1328.611147][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.611183][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1328.611209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.611236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.611261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.611317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.611342][ T32] r4:84506700 [ 1328.611647][ T32] INFO: task kworker/0:90:4106 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.611681][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.611772][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.611813][ T32] Call trace: [ 1328.611842][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.611889][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.611912][ T32] r4:00000000 [ 1328.611930][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.611966][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.612021][ T32] 9d20: bf39b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.612052][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.612075][ T32] 9d60: 800f0013 ffffffff [ 1328.612097][ T32] r5:800f0013 r4:80239bb0 [ 1328.612117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.612156][ T32] r4:82ac11e4 [ 1328.612176][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.612243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.612269][ T32] r4:e06c9dc0 [ 1328.612329][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.612443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.612502][ T32] r4:00000000 [ 1328.612541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.612587][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.612634][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.612678][ T32] r5:00001000 r4:eda49000 [ 1328.612698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.612760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.612825][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.612845][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.612888][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.612935][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.613008][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.613033][ T32] r4:84ffea80 [ 1328.613052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.613096][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.613118][ T32] r4:00000001 [ 1328.613136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.613169][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.613195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.613222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.613248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.613275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.613323][ T32] r4:8500f640 [ 1328.613345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.613402][ T32] INFO: task kworker/1:401:4109 blocked for more than 455 seconds. [ 1328.613433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.613456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.613502][ T32] task:kworker/1:401 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.613575][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.613732][ T32] r10:829189c0 r9:eaa41d84 r8:00000002 r7:60000013 r6:eaa41d8c r5:850bd400 ** 2 printk messages dropped ** [ 1328.613818][ T32] r5:850bd400 r4:829189bc [ 1328.613837][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.613966][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.614092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.614159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f600 [ 1328.614209][ T32] r4:00000000 [ 1328.614231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.614272][ T32] r9:83018205 r8:850bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1328.614292][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.614329][ T32] r5:00001000 r4:eaa43000 [ 1328.614348][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.614385][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.614423][ T32] r5:851c078c r4:851c0400 [ 1328.614441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.614481][ T32] r7:ddde2d40 r6:83018200 r5:851c078c r4:84521d80 [ 1328.614502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.614545][ T32] r10:61c88647 r9:850bd400 r8:84521dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.614593][ T32] r4:84521d80 [ 1328.614617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.614660][ T32] r10:00000000 r9:84521d80 r8:8027ecf4 r7:eaa21e60 r6:84da3b80 r5:850bd400 [ 1328.614682][ T32] r4:00000001 [ 1328.614711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.614748][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1328.614773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.614826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.614854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.614882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.614904][ T32] r4:8510f540 [ 1328.615170][ T32] INFO: task kworker/1:401:4109 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.615232][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.615344][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.615427][ T32] Call trace: [ 1328.615504][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.615610][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.615664][ T32] r4:00000000 [ 1328.615718][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.615805][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.615866][ T32] 9d20: bf39b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.615923][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.615988][ T32] 9d60: 800f0013 ffffffff [ 1328.616041][ T32] r5:800f0013 r4:80239bb0 [ 1328.616090][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.616177][ T32] r4:82ac11e4 [ 1328.616220][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.650628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.650678][ T32] r4:e06c9dc0 [ 1328.650701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.650776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.650798][ T32] r4:00000000 [ 1328.650817][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.650872][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.650898][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.650942][ T32] r5:00001000 r4:eda49000 [ 1328.650962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.651022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.651073][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.651093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.651136][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.651157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.651200][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.651250][ T32] r4:84ffea80 [ 1328.651274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.651344][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.651371][ T32] r4:00000001 [ 1328.651420][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.651491][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.651524][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.651578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.651606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.651660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.651712][ T32] r4:8500f640 [ 1328.651740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.651781][ T32] INFO: task kworker/1:402:4111 blocked for more than 455 seconds. [ 1328.651815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.651869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.651893][ T32] task:kworker/1:402 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.651978][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.652026][ T32] Call trace: [ 1328.652059][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.652134][ T32] r10:829189c0 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:850bc800 [ 1328.652162][ T32] r4:850bc800 [ 1328.652181][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.652222][ T32] r5:850bc800 r4:829189bc [ 1328.652269][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.652325][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.652387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1328.652410][ T32] r4:00000000 [ 1328.652513][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.652604][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.652648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.652690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f700 [ 1328.652746][ T32] r4:00000000 [ 1328.652769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.652810][ T32] r9:83018205 r8:850bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1328.652831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.652868][ T32] r5:00001000 r4:eaa49000 [ 1328.652912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.652966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.653029][ T32] r5:851c0b8c r4:851c0800 [ 1328.653051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.653092][ T32] r7:ddde2d40 r6:83018200 r5:851c0b8c r4:84521e00 [ 1328.653112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.653156][ T32] r10:61c88647 r9:850bc800 r8:84521e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.653178][ T32] r4:84521e00 [ 1328.653197][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.653238][ T32] r10:00000000 r9:84521e00 r8:8027ecf4 r7:eaa41e60 r6:84da3c00 r5:850bc800 [ 1328.653259][ T32] r4:00000001 [ 1328.653277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.653309][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1328.653359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.653424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.653487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.653545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.653570][ T32] r4:8510f6c0 [ 1328.654094][ T32] INFO: task kworker/1:402:4111 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.654132][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.654270][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.654320][ T32] Call trace: [ 1328.654349][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.654398][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.654420][ T32] r4:00000000 [ 1328.654439][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.654480][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.654510][ T32] 9d20: bf9d6000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.654580][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.654607][ T32] 9d60: 800f0013 ffffffff [ 1328.654631][ T32] r5:800f0013 r4:80239bb0 [ 1328.654651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.654724][ T32] r4:82ac11e4 [ 1328.654755][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.654842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.654867][ T32] r4:e06c9dc0 [ 1328.654886][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.654928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.654950][ T32] r4:00000000 [ 1328.654968][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.655008][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.655028][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.655067][ T32] r5:00001000 r4:eda49000 [ 1328.655086][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.655128][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.655191][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.655211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.655254][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.655274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.655318][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.655367][ T32] r4:84ffea80 [ 1328.655390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.655466][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.655493][ T32] r4:00000001 [ 1328.655528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.655602][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.655631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.655658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.655683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.655754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.655810][ T32] r4:8500f640 [ 1328.655852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.655910][ T32] INFO: task kworker/1:403:4113 blocked for more than 455 seconds. [ 1328.655971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.656020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.656068][ T32] task:kworker/1:403 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.656161][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.672601][ T32] Call trace: [ 1328.672701][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.672819][ T32] r10:829189c0 r9:eaa5dd84 r8:00000002 r7:60000113 r6:eaa5dd8c r5:84ec8000 [ 1328.672848][ T32] r4:84ec8000 [ 1328.672890][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.672959][ T32] r5:84ec8000 r4:829189bc [ 1328.673008][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.673055][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.673126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1328.673152][ T32] r4:00000000 [ 1328.673171][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.673210][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.673250][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.673289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f900 [ 1328.673334][ T32] r4:00000000 [ 1328.673378][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.673426][ T32] r9:83018205 r8:84ec8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1328.673448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.673514][ T32] r5:00001000 r4:eaa63000 [ 1328.673537][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.673594][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.673657][ T32] r5:851c0f8c r4:851c0c00 [ 1328.673681][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.673753][ T32] r7:ddde2d40 r6:83018200 r5:851c0f8c r4:84521e80 [ 1328.673810][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.673858][ T32] r10:61c88647 r9:84ec8000 r8:84521eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1328.673967][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1328.674098][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.674744][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.675134][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 5 printk messages dropped ** [ 1328.675354][ T32] r4:82ac11e4 [ 1328.675377][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.675420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.675488][ T32] r4:e06c9dc0 [ 1328.675511][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.675553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.675583][ T32] r4:00000000 [ 1328.675605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.675646][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.675676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.675724][ T32] r5:00001000 r4:eda49000 [ 1328.675755][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.675798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.675858][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.675890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.675957][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.675988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.676065][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.676111][ T32] r4:84ffea80 [ 1328.676140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.676184][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.676265][ T32] r4:00000001 [ 1328.686811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.686945][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.686980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.687010][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.687036][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.687079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.687106][ T32] r4:8500f640 [ 1328.687130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.687159][ T32] INFO: task kworker/1:404:4114 blocked for more than 455 seconds. [ 1328.687192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.687237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.687262][ T32] task:kworker/1:404 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.687321][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.687391][ T32] Call trace: [ 1328.687424][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.687478][ T32] r10:829189c0 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:84ec8c00 [ 1328.687523][ T32] r4:84ec8c00 [ 1328.687555][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.687598][ T32] r5:84ec8c00 r4:829189bc [ 1328.687628][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.687671][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.687722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1328.687745][ T32] r4:00000000 [ 1328.687763][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.687800][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.687838][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.687879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f9c0 [ 1328.687900][ T32] r4:00000000 [ 1328.687919][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.687995][ T32] r9:83018205 r8:84ec8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1328.688059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.688107][ T32] r5:00001000 r4:eaa69000 [ 1328.688150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.688194][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.688252][ T32] r5:851c138c r4:851c1000 [ 1328.688276][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.688320][ T32] r7:ddde2d40 r6:83018200 r5:851c138c r4:84521f00 [ 1328.688368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.688458][ T32] r10:61c88647 r9:84ec8c00 r8:84521f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.688530][ T32] r4:84521f00 [ 1328.688554][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.688627][ T32] r10:00000000 r9:84521f00 r8:8027ecf4 r7:eaa5de60 r6:84da3d00 r5:84ec8c00 [ 1328.688653][ T32] r4:00000001 [ 1328.688671][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.688727][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) [ 1328.688764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.688795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.688843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.688874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.688896][ T32] r4:8510f6c0 [ 1328.689364][ T32] INFO: task kworker/1:404:4114 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.689399][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.689478][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.689555][ T32] Call trace: [ 1328.689611][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.689684][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.689717][ T32] r4:00000000 [ 1328.689758][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.689800][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.689829][ T32] 9d20: c00d8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.689857][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.689880][ T32] 9d60: 800f0013 ffffffff [ 1328.689903][ T32] r5:800f0013 r4:80239bb0 [ 1328.689944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.689989][ T32] r4:82ac11e4 [ 1328.690035][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.690079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.690122][ T32] r4:e06c9dc0 [ 1328.690145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.690205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.690230][ T32] r4:00000000 [ 1328.690249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.690313][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.690336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.690399][ T32] r5:00001000 r4:eda49000 [ 1328.690422][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.690499][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.690541][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.690560][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.690624][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.690648][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.690693][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.690722][ T32] r4:84ffea80 [ 1328.690766][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.690838][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.690873][ T32] r4:00000001 [ 1328.690919][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.690956][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.690981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.691008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.691059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.691110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.691153][ T32] r4:8500f640 [ 1328.691174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.691223][ T32] INFO: task kworker/1:405:4117 blocked for more than 455 seconds. [ 1328.691262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.691285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.691306][ T32] task:kworker/1:405 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.691373][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.691458][ T32] Call trace: [ 1328.691514][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.691561][ T32] r10:829189c0 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:84eca400 [ 1328.691626][ T32] r4:84eca400 [ 1328.691655][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.691722][ T32] r5:84eca400 r4:829189bc [ 1328.691753][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.691804][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.691860][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1328.691886][ T32] r4:00000000 [ 1328.691939][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.691980][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.692039][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.692104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510fd00 [ 1328.692150][ T32] r4:00000000 [ 1328.692171][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.692234][ T32] r9:83018205 r8:84eca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1328.692257][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.692295][ T32] r5:00001000 r4:eaa7d000 [ 1328.692338][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.692410][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.692460][ T32] r5:851c1b8c r4:851c1800 [ 1328.692500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.692545][ T32] r7:ddde2d40 r6:83018200 r5:851c1b8c r4:84521f80 [ 1328.692565][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.692632][ T32] r10:61c88647 r9:84eca400 r8:84521fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.692675][ T32] r4:84521f80 [ 1328.692720][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.692767][ T32] r10:00000000 r9:84521f80 r8:8027ecf4 r7:eaa61e60 r6:84da3d80 r5:84eca400 [ 1328.692828][ T32] r4:00000001 [ 1328.692850][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.692884][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1328.692910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.692937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.692962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.693005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.693029][ T32] r4:8510fa00 [ 1328.693303][ T32] INFO: task kworker/1:405:4117 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.693336][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.693411][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.693489][ T32] Call trace: [ 1328.693544][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.693615][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.693642][ T32] r4:00000000 [ 1328.693662][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.693700][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.693735][ T32] 9d20: c00d8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.693763][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.693810][ T32] 9d60: 800f0013 ffffffff [ 1328.693843][ T32] r5:800f0013 r4:80239bb0 [ 1328.693864][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.693924][ T32] r4:82ac11e4 [ 1328.693964][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.694031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.694056][ T32] r4:e06c9dc0 [ 1328.694077][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.694142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.694167][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.694305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1328.694500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.694751][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.694799][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.694843][ T32] r4:00000001 [ 1328.694888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.694926][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.694951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.694979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.695004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.695046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.695072][ T32] r4:8500f640 [ 1328.695113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.695150][ T32] INFO: task kworker/1:406:4118 blocked for more than 455 seconds. [ 1328.695178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.695200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.695220][ T32] task:kworker/1:406 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.695288][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.695379][ T32] Call trace: [ 1328.695416][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.695478][ T32] r10:829189c0 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:84ecb000 [ 1328.695504][ T32] r4:84ecb000 [ 1328.695535][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.695577][ T32] r5:84ecb000 r4:829189bc [ 1328.695607][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.695647][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.695692][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1328.695746][ T32] r4:00000000 [ 1328.695791][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.695839][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.695875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.695916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510fc00 [ 1328.695937][ T32] r4:00000000 [ 1328.695955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.695995][ T32] r9:83018205 r8:84ecb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1328.696025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.696068][ T32] r5:00001000 r4:eaa77000 [ 1328.696116][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.696187][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.696282][ T32] r5:851c178c r4:851c1400 [ 1328.722084][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.722176][ T32] r7:ddde2d40 r6:83018200 r5:851c178c r4:8450f000 [ 1328.722199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.722245][ T32] r10:61c88647 r9:84ecb000 r8:8450f02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.722267][ T32] r4:8450f000 [ 1328.722287][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.722332][ T32] r10:00000000 r9:8450f000 r8:8027ecf4 r7:eaa75e60 r6:84da3e00 r5:84ecb000 [ 1328.722353][ T32] r4:00000001 [ 1328.722389][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.722430][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1328.722461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.722489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.722541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.722573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.722595][ T32] r4:8510fa00 [ 1328.723068][ T32] INFO: task kworker/1:406:4118 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.723104][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.723216][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.723290][ T32] Call trace: [ 1328.723351][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.723447][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.723476][ T32] r4:00000000 [ 1328.723496][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.723534][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.723562][ T32] 9d20: c0607000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.723616][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.723644][ T32] 9d60: 800f0013 ffffffff [ 1328.723668][ T32] r5:800f0013 r4:80239bb0 [ 1328.723687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.723739][ T32] r4:82ac11e4 [ 1328.723758][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.723825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.723850][ T32] r4:e06c9dc0 [ 1328.723869][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.723911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.723932][ T32] r4:00000000 [ 1328.723950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.724018][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.724070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.724114][ T32] r5:00001000 r4:eda49000 [ 1328.724161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.724204][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.724242][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.724290][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.724336][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.724356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.724399][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.724420][ T32] r4:84ffea80 [ 1328.724438][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.724505][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.724593][ T32] r4:00000001 [ 1328.724615][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.724679][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.724711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.724740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.724765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.724792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.724815][ T32] r4:8500f640 [ 1328.724835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.724863][ T32] INFO: task kworker/1:407:4121 blocked for more than 455 seconds. [ 1328.724894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.724917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.724937][ T32] task:kworker/1:407 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.724981][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.725046][ T32] Call trace: [ 1328.725106][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.725154][ T32] r10:829189c0 r9:eaa59d84 r8:00000002 r7:60000113 r6:eaa59d8c r5:850a4800 [ 1328.725175][ T32] r4:850a4800 [ 1328.725194][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.725233][ T32] r5:850a4800 r4:829189bc [ 1328.725252][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.725290][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.725335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 1328.725356][ T32] r4:00000000 [ 1328.725401][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.725444][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.725549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.725594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510fe80 [ 1328.725617][ T32] r4:00000000 [ 1328.725635][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.725676][ T32] r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1328.725696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.725752][ T32] r5:00001000 r4:eaa8d000 [ 1328.725774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.725815][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.725864][ T32] r5:851c1f8c r4:851c1c00 [ 1328.725890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.725934][ T32] r7:ddde2d40 r6:83018200 r5:851c1f8c r4:8450f080 [ 1328.725954][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.725997][ T32] r10:61c88647 r9:850a4800 r8:8450f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.726019][ T32] r4:8450f080 [ 1328.726036][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.726078][ T32] r10:00000000 r9:8450f080 r8:8027ecf4 r7:eaa75e60 r6:8450f100 r5:850a4800 [ 1328.726100][ T32] r4:00000001 [ 1328.726118][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.726161][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1328.726215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.726289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.739180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.739244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.739269][ T32] r4:8510fac0 [ 1328.739797][ T32] INFO: task kworker/1:407:4121 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.739836][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.739973][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.740063][ T32] Call trace: [ 1328.740095][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.740150][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.740173][ T32] r4:00000000 [ 1328.740192][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.740230][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.740269][ T32] 9d20: c0972000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.740301][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.740346][ T32] 9d60: 800f0013 ffffffff [ 1328.740371][ T32] r5:800f0013 r4:80239bb0 [ 1328.740391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.740455][ T32] r4:82ac11e4 [ 1328.740500][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.740546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.740569][ T32] r4:e06c9dc0 [ 1328.740628][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.740694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.740724][ T32] r4:00000000 [ 1328.740745][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.740787][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.740808][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.740867][ T32] r5:00001000 r4:eda49000 [ 1328.740890][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.740930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.740968][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.741014][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.741060][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.741107][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.741155][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.741179][ T32] r4:84ffea80 [ 1328.741197][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.741240][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.741262][ T32] r4:00000001 [ 1328.741280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.741313][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.741338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.741364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.741389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.741416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.741437][ T32] r4:8500f640 [ 1328.741457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.741485][ T32] INFO: task kworker/0:91:4123 blocked for more than 455 seconds. [ 1328.741516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.741540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.741559][ T32] task:kworker/0:91 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.741603][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.741640][ T32] Call trace: [ 1328.741668][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.741717][ T32] r10:829189c0 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:850a6000 [ 1328.741740][ T32] r4:850a6000 [ 1328.741759][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.741798][ T32] r5:850a6000 r4:829189bc [ 1328.741817][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.741855][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.741926][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1328.741951][ T32] r4:00000000 [ 1328.741970][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.742008][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.742043][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.742082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d900c0 [ 1328.742104][ T32] r4:00000000 [ 1328.742122][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.742200][ T32] r9:83018005 r8:850a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1328.742224][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.742263][ T32] r5:00001000 r4:dfe8d000 [ 1328.742309][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.742351][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.742389][ T32] r5:8506fb8c r4:8506f800 [ 1328.742409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.742449][ T32] r7:dddced40 r6:83018000 r5:8506fb8c r4:84da3e80 [ 1328.742499][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.742547][ T32] r10:61c88647 r9:850a6000 r8:84da3eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.742568][ T32] r4:84da3e80 [ 1328.742627][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.742672][ T32] r10:00000000 r9:84da3e80 r8:8027ecf4 r7:ea9c1e60 r6:8450f180 r5:850a6000 [ 1328.742695][ T32] r4:00000001 [ 1328.742719][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.742753][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1328.742778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.742805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.742879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.742910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.742957][ T32] r4:84506dc0 [ 1328.743238][ T32] INFO: task kworker/0:91:4123 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.743295][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.743353][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.743393][ T32] Call trace: [ 1328.743421][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.743469][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.743492][ T32] r4:00000000 [ 1328.743537][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.743589][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.743618][ T32] 9d20: c0972000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.743645][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.743667][ T32] 9d60: 800f0013 ffffffff [ 1328.743689][ T32] r5:800f0013 r4:80239bb0 [ 1328.743714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.743780][ T32] r4:82ac11e4 [ 1328.743804][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.743847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.743868][ T32] r4:e06c9dc0 [ 1328.743887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.743926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.743947][ T32] r4:00000000 [ 1328.743965][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.744004][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.744025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.744064][ T32] r5:00001000 r4:eda49000 [ 1328.744083][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.744120][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.744219][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 4 printk messages dropped ** [ 1328.744433][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 6 printk messages dropped ** [ 1328.744640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1328.744820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1328.744994][ T32] r10:829189c0 r9:eaa3dd84 r8:00000002 r7:60000013 r6:eaa3dd8c r5:85098000 [ 1328.745016][ T32] r4:85098000 [ 1328.745060][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.745109][ T32] r5:85098000 r4:829189bc [ 1328.745129][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.745168][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.745212][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 [ 1328.745245][ T32] r4:00000000 [ 1328.745267][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.745305][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.745368][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.745414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451eec0 [ 1328.745436][ T32] r4:00000000 [ 1328.745488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.745531][ T32] r9:83018205 r8:85098000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1328.745553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.745611][ T32] r5:00001000 r4:df841000 [ 1328.745656][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.745699][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.745743][ T32] r5:851c238c r4:851c2000 [ 1328.745762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.745802][ T32] r7:ddde2d40 r6:83018200 r5:851c238c r4:8450f200 [ 1328.745822][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.745866][ T32] r10:61c88647 r9:85098000 r8:8450f22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.745887][ T32] r4:8450f200 [ 1328.745920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.745995][ T32] r10:00000000 r9:8450f200 r8:8027ecf4 r7:eaa59e60 r6:8450f280 r5:85098000 [ 1328.746020][ T32] r4:00000001 [ 1328.746060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.746118][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1328.746147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.746175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.746202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.746275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.764669][ T32] r4:8510fdc0 [ 1328.765172][ T32] INFO: task kworker/1:408:4125 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.765211][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.765281][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.765377][ T32] Call trace: [ 1328.765415][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.765473][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.765496][ T32] r4:00000000 [ 1328.765516][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.765554][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.765583][ T32] 9d20: c0f13000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.765611][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.765634][ T32] 9d60: 800f0013 ffffffff [ 1328.765659][ T32] r5:800f0013 r4:80239bb0 [ 1328.765766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.765816][ T32] r4:82ac11e4 [ 1328.765837][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.765879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.765902][ T32] r4:e06c9dc0 [ 1328.765921][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.765961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.765982][ T32] r4:00000000 [ 1328.766020][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.766066][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.766120][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.766165][ T32] r5:00001000 r4:eda49000 [ 1328.766198][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.766289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.768854][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.768914][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.769024][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.769069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.769159][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.769205][ T32] r4:84ffea80 [ 1328.769290][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.769388][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.769453][ T32] r4:00000001 [ 1328.769503][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.769577][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.769633][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.769688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.769753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.769811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.769855][ T32] r4:8500f640 [ 1328.769901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.769976][ T32] INFO: task kworker/1:409:4127 blocked for more than 455 seconds. [ 1328.770040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.770089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.770132][ T32] task:kworker/1:409 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.770233][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.770342][ T32] Call trace: [ 1328.770407][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.770506][ T32] r10:829189c0 r9:eaa99d84 r8:00000002 r7:60000013 r6:eaa99d8c r5:85118000 [ 1328.770563][ T32] r4:85118000 [ 1328.770626][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.770719][ T32] r5:85118000 r4:829189bc [ 1328.770767][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.770846][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.770936][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 [ 1328.770985][ T32] r4:00000000 [ 1328.771024][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.771103][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.771183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.771264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b6040 [ 1328.771311][ T32] r4:00000000 [ 1328.771353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.771441][ T32] r9:83018205 r8:85118000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1328.771488][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.771571][ T32] r5:00001000 r4:df9ed000 [ 1328.771614][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.771690][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.771824][ T32] r5:851c278c r4:851c2400 [ 1328.771875][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.771962][ T32] r7:ddde2d40 r6:83018200 r5:851c278c r4:8450f300 [ 1328.772006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.772096][ T32] r10:61c88647 r9:85118000 r8:8450f32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.772140][ T32] r4:8450f300 [ 1328.772181][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.772266][ T32] r10:00000000 r9:8450f300 r8:8027ecf4 r7:eaa3de60 r6:8450f380 r5:85118000 [ 1328.772309][ T32] r4:00000001 [ 1328.772348][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.772415][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1328.772471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.772591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.772654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.772718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.772764][ T32] r4:8510fc80 [ 1328.773593][ T32] INFO: task kworker/1:409:4127 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.773665][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.773847][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.773939][ T32] Call trace: [ 1328.774024][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.774127][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.774174][ T32] r4:00000000 [ 1328.774216][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.774291][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.774348][ T32] 9d20: c0f13000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.774420][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.774477][ T32] 9d60: 800f0013 ffffffff [ 1328.774535][ T32] r5:800f0013 r4:80239bb0 [ 1328.774578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.774692][ T32] r4:82ac11e4 [ 1328.774772][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.774884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.774935][ T32] r4:e06c9dc0 [ 1328.774977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.775061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.775106][ T32] r4:00000000 [ 1328.775192][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.775293][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.775359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.775453][ T32] r5:00001000 r4:eda49000 [ 1328.775533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.775626][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.775741][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.775789][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.775878][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.775922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.776030][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.776077][ T32] r4:84ffea80 [ 1328.776114][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.776201][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.806944][ T32] r4:00000001 [ 1328.807079][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.807197][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.807276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.807343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.807399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.807457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.807508][ T32] r4:8500f640 [ 1328.807555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.807628][ T32] INFO: task kworker/1:410:4129 blocked for more than 455 seconds. [ 1328.807730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.807788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.807830][ T32] task:kworker/1:410 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.807938][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.808029][ T32] Call trace: [ 1328.808092][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.808188][ T32] r10:829189c0 r9:e8885d84 r8:00000002 r7:60000113 r6:e8885d8c r5:85119800 [ 1328.808238][ T32] r4:85119800 [ 1328.808288][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.808380][ T32] r5:85119800 r4:829189bc [ 1328.808424][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.808543][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.808637][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8885e08 [ 1328.808687][ T32] r4:00000000 [ 1328.808738][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.808813][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.808978][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.809074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b62c0 [ 1328.809150][ T32] r4:00000000 [ 1328.809202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.809296][ T32] r9:83018205 r8:85119800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1328.809339][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.809420][ T32] r5:00001000 r4:dfbc3000 [ 1328.809483][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.809594][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.809690][ T32] r5:851c2b8c r4:851c2800 [ 1328.809766][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.809894][ T32] r7:ddde2d40 r6:83018200 r5:851c2b8c r4:8450f400 [ 1328.809947][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.810059][ T32] r10:61c88647 r9:85119800 r8:8450f42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.810110][ T32] r4:8450f400 [ 1328.810152][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.810240][ T32] r10:00000000 r9:8450f400 r8:8027ecf4 r7:eaa99e60 r6:8450f480 r5:85119800 [ 1328.810335][ T32] r4:00000001 [ 1328.810390][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.810468][ T32] Exception stack(0xe8885fb0 to 0xe8885ff8) [ 1328.810546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.810611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.810666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.810732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.810777][ T32] r4:847b6100 [ 1328.811628][ T32] INFO: task kworker/1:410:4129 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.811719][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.811838][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.811953][ T32] Call trace: [ 1328.812015][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.812110][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.812156][ T32] r4:00000000 [ 1328.812210][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.812293][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.812406][ T32] 9d20: c13bb000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.812511][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.812561][ T32] 9d60: 800f0013 ffffffff [ 1328.812610][ T32] r5:800f0013 r4:80239bb0 [ 1328.812652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.812762][ T32] r4:82ac11e4 [ 1328.812810][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.812894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.812953][ T32] r4:e06c9dc0 [ 1328.813017][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.813131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.813207][ T32] r4:00000000 [ 1328.813251][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.813338][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.813397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.813489][ T32] r5:00001000 r4:eda49000 [ 1328.813544][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.813655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.813746][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.813799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.813905][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.813961][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.814100][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.814206][ T32] r4:84ffea80 [ 1328.814260][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.814350][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.814407][ T32] r4:00000001 [ 1328.814447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.814523][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.814748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.814819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.814876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.814930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.815000][ T32] r4:8500f640 [ 1328.815049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.815103][ T32] INFO: task kworker/1:411:4130 blocked for more than 455 seconds. [ 1328.815162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.815207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.815247][ T32] task:kworker/1:411 state:D stack:0 pid:4130 tgid:4130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.815334][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.815410][ T32] Call trace: [ 1328.815504][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.815596][ T32] r10:829189c0 r9:eaa9dd84 r8:00000002 r7:60000113 r6:eaa9dd8c r5:8511b000 [ 1328.815641][ T32] r4:8511b000 [ 1328.815679][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.815767][ T32] r5:8511b000 r4:829189bc [ 1328.815811][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.815886][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.815973][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 [ 1328.816017][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.816227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1328.838575][ T32] r5:851c2f8c r4:851c2c00 ** 4 printk messages dropped ** [ 1328.838931][ T32] r4:8450f500 ** 5 printk messages dropped ** [ 1328.839329][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.841294][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 8 printk messages dropped ** [ 1328.841984][ T32] r4:e06c9dc0 [ 1328.842024][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.842106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.842156][ T32] r4:00000000 [ 1328.842203][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.842307][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.842359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.842485][ T32] r5:00001000 r4:eda49000 [ 1328.842560][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.842671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.842762][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.842820][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.842932][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.843009][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.843108][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.843168][ T32] r4:84ffea80 [ 1328.843214][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.843303][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.843348][ T32] r4:00000001 [ 1328.843387][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.843456][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.843509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.843565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.843617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.843673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.843738][ T32] r4:8500f640 [ 1328.843797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.843902][ T32] INFO: task kworker/0:92:4134 blocked for more than 455 seconds. [ 1328.843978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.844028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.844068][ T32] task:kworker/0:92 state:D stack:0 pid:4134 tgid:4134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.844157][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.844253][ T32] Call trace: [ 1328.844324][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.844413][ T32] r10:829189c0 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:8511bc00 [ 1328.844457][ T32] r4:8511bc00 [ 1328.844532][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.844613][ T32] r5:8511bc00 r4:829189bc [ 1328.844654][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.844738][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.844863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1328.844916][ T32] r4:00000000 [ 1328.844956][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.845034][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.845105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.845187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b840 [ 1328.845252][ T32] r4:00000000 [ 1328.845311][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.845425][ T32] r9:83018005 r8:8511bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1328.845485][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.845563][ T32] r5:00001000 r4:dfa17000 [ 1328.845606][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.845682][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.845766][ T32] r5:8516438c r4:85164000 [ 1328.845830][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.845939][ T32] r7:dddced40 r6:83018000 r5:8516438c r4:84da3f00 [ 1328.845994][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.846082][ T32] r10:61c88647 r9:8511bc00 r8:84da3f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.846130][ T32] r4:84da3f00 [ 1328.846189][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.866934][ T32] r10:00000000 r9:84da3f00 r8:8027ecf4 r7:ea9c1e60 r6:8450f600 r5:8511bc00 [ 1328.867098][ T32] r4:00000001 [ 1328.867151][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.867264][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1328.867325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.867416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.867510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.867583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.867631][ T32] r4:84d901c0 [ 1328.868465][ T32] INFO: task kworker/0:92:4134 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.868577][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868796][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.868911][ T32] Call trace: [ 1328.869022][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.869125][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.869174][ T32] r4:00000000 [ 1328.869215][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.869292][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.869354][ T32] 9d20: c17cd000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.869414][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.869488][ T32] 9d60: 800f0013 ffffffff [ 1328.869544][ T32] r5:800f0013 r4:80239bb0 [ 1328.869601][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.869715][ T32] r4:82ac11e4 [ 1328.869774][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.869865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.869911][ T32] r4:e06c9dc0 [ 1328.869951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.870032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.870096][ T32] r4:00000000 [ 1328.870168][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.870643][ T32] r5:85e2bb8c r4:85e2b800 ** 4 printk messages dropped ** [ 1328.871015][ T32] r4:84ffea80 [ 1328.871056][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1328.871370][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.871750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.872420][ T32] r4:8511a400 ** 1 printk messages dropped ** [ 1328.872576][ T32] r5:8511a400 r4:829189bc ** 1 printk messages dropped ** [ 1328.872695][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.872791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1328.872836][ T32] r4:00000000 [ 1328.872875][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.872996][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.873078][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.873160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d90b00 [ 1328.873206][ T32] r4:00000000 [ 1328.873268][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.873360][ T32] r9:83018005 r8:8511a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.873403][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.873495][ T32] r5:00001000 r4:e050b000 [ 1328.873552][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.873628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.873703][ T32] r5:84c0478c r4:84c04400 [ 1328.873762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.873843][ T32] r7:dddced40 r6:83018000 r5:84c0478c r4:84da3f80 [ 1328.873883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.873984][ T32] r10:61c88647 r9:8511a400 r8:84da3fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.874043][ T32] r4:84da3f80 [ 1328.874082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.874165][ T32] r10:00000000 r9:84da3f80 r8:8027ecf4 r7:eaaade60 r6:84d9a000 r5:8511a400 [ 1328.874208][ T32] r4:00000001 [ 1328.874246][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.874312][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1328.874389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.874459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.874523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.874594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.874710][ T32] r4:84d901c0 [ 1328.875243][ T32] INFO: task kworker/0:93:4135 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.875312][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.875526][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.875662][ T32] Call trace: [ 1328.875754][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.875853][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.875899][ T32] r4:00000000 [ 1328.875937][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.876010][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.876067][ T32] 9d20: c17cd000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.876124][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.876169][ T32] 9d60: 800f0013 ffffffff [ 1328.876217][ T32] r5:800f0013 r4:80239bb0 [ 1328.876295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.906272][ T32] r4:82ac11e4 [ 1328.907081][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.907222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.907306][ T32] r4:e06c9dc0 [ 1328.907353][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.907491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.907563][ T32] r4:00000000 [ 1328.907606][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.907687][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.907736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.907817][ T32] r5:00001000 r4:eda49000 [ 1328.907857][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.907935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.908012][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.908054][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.908142][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.908186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.908302][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.908365][ T32] r4:84ffea80 [ 1328.908508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.908614][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.908675][ T32] r4:00000001 [ 1328.908729][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.908805][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.908890][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.909160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1328.910093][ T32] r4:84ecd400 ** 1 printk messages dropped ** [ 1328.910255][ T32] r5:84ecd400 r4:829189bc [ 1328.910325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.910581][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.910948][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.911376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.912067][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.912452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.914014][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.914317][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1328.914810][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1328.915214][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1328.915895][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.949128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.949655][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.950305][ T32] r5:84ecec00 r4:829189bc [ 1328.950360][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.950443][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.950536][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1328.950602][ T32] r4:00000000 [ 1328.950651][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.950735][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.950841][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.950947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b6900 [ 1328.951000][ T32] r4:00000000 [ 1328.951050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.951176][ T32] r9:83018205 r8:84ecec00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1328.951259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.951350][ T32] r5:00001000 r4:e03db000 [ 1328.951483][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.951584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.951677][ T32] r5:851c338c r4:851c3000 [ 1328.951754][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.951859][ T32] r7:ddde2d40 r6:83018200 r5:851c338c r4:8450f700 [ 1328.951903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.951994][ T32] r10:61c88647 r9:84ecec00 r8:8450f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.952068][ T32] r4:8450f700 [ 1328.952119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.952212][ T32] r10:00000000 r9:8450f700 r8:8027ecf4 r7:eaaa1e60 r6:84d9a100 r5:84ecec00 [ 1328.952260][ T32] r4:00000001 [ 1328.952299][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.952369][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1328.952422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.952507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.952573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.952630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.952736][ T32] r4:847b6940 [ 1328.953623][ T32] INFO: task kworker/1:413:4140 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1328.953718][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.953834][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.953915][ T32] Call trace: [ 1328.953974][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.954063][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1328.954123][ T32] r4:00000000 [ 1328.954208][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.954313][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1328.954382][ T32] 9d20: c208c000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1328.954441][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1328.954545][ T32] 9d60: 800f0013 ffffffff [ 1328.954602][ T32] r5:800f0013 r4:80239bb0 [ 1328.954657][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.954748][ T32] r4:82ac11e4 [ 1328.954790][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.954870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1328.954926][ T32] r4:e06c9dc0 [ 1328.954967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.955045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1328.955089][ T32] r4:00000000 [ 1328.955170][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.955255][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1328.955324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.955494][ T32] r5:00001000 r4:eda49000 [ 1328.955548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.955628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.955714][ T32] r5:85e2bb8c r4:85e2b800 [ 1328.955755][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.955840][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1328.955880][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.955963][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.956026][ T32] r4:84ffea80 [ 1328.956070][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.956180][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1328.987023][ T32] r4:00000001 [ 1328.987154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.987273][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.987333][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.987389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.987443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.987504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1328.987593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.988455][ T32] r5:84ecc800 r4:829189bc [ 1328.988534][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.988981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1328.989936][ T32] r7:ddde2d40 r6:83018200 r5:851c378c r4:8450f780 ** 7 printk messages dropped ** [ 1328.990440][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) ** 6 printk messages dropped ** [ 1328.991679][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.992903][ T32] r4:e06c9dc0 ** 5 printk messages dropped ** [ 1328.993328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1328.994072][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1328.994796][ T32] INFO: task kworker/1:415:4143 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.995516][ T32] r5:84ec9800 r4:829189bc [ 1328.995566][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.995688][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.995835][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1328.995919][ T32] r4:00000000 [ 1328.995970][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.996055][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.996127][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.996234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b6b40 [ 1329.006961][ T32] r4:00000000 [ 1329.007089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.007219][ T32] r9:83018205 r8:84ec9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.007262][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.007345][ T32] r5:00001000 r4:e04a9000 [ 1329.007412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.007508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.007603][ T32] r5:851c3b8c r4:851c3800 [ 1329.007661][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.007790][ T32] r7:ddde2d40 r6:83018200 r5:851c3b8c r4:8450f880 [ 1329.007849][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.007938][ T32] r10:61c88647 r9:84ec9800 r8:8450f8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.007997][ T32] r4:8450f880 [ 1329.008043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.008141][ T32] r10:00000000 r9:8450f880 r8:8027ecf4 r7:eaaa1e60 r6:84d9a200 r5:84ec9800 [ 1329.008188][ T32] r4:00000001 [ 1329.008234][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.008315][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1329.008416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.008517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.008609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.008679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.008735][ T32] r4:847b6d00 [ 1329.009596][ T32] INFO: task kworker/1:415:4143 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.009681][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.009825][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.009953][ T32] Call trace: [ 1329.010033][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.010150][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.010203][ T32] r4:00000000 [ 1329.010244][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.010347][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.010424][ T32] 9d20: c2464000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.010488][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.010549][ T32] 9d60: 800f0013 ffffffff [ 1329.010618][ T32] r5:800f0013 r4:80239bb0 [ 1329.010669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.010758][ T32] r4:82ac11e4 [ 1329.010798][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.010875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.010920][ T32] r4:e06c9dc0 [ 1329.010961][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.011042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.011085][ T32] r4:00000000 [ 1329.011123][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.011200][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.011240][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.011339][ T32] r5:00001000 r4:eda49000 [ 1329.011385][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.011461][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.011538][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.011577][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.011661][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.011720][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.011842][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.011901][ T32] r4:84ffea80 [ 1329.011942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.012033][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.012082][ T32] r4:00000001 [ 1329.012123][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.012195][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.012247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.012300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.012368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.012435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.012590][ T32] r4:8500f640 [ 1329.012642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.012716][ T32] INFO: task kworker/1:416:4145 blocked for more than 455 seconds. [ 1329.012786][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.012855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.013009][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.013440][ T32] r5:84ecbc00 r4:829189bc ** 1 printk messages dropped ** [ 1329.013579][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.014129][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.014523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.015410][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) ** 6 printk messages dropped ** [ 1329.047161][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1329.048771][ T32] r4:e06c9dc0 ** 5 printk messages dropped ** [ 1329.049223][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.049552][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.049594][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.049675][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.049728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.049815][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.049891][ T32] r4:84ffea80 [ 1329.049964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.050057][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.050127][ T32] r4:00000001 [ 1329.050249][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.050374][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.050471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.050555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.050614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.050671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.050722][ T32] r4:8500f640 [ 1329.050768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.050901][ T32] INFO: task kworker/1:417:4146 blocked for more than 455 seconds. [ 1329.050981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.051029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.051068][ T32] task:kworker/1:417 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.051160][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.051252][ T32] Call trace: [ 1329.051319][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.051426][ T32] r10:829189c0 r9:eaad1d84 r8:00000002 r7:60000013 r6:eaad1d8c r5:850bec00 [ 1329.051488][ T32] r4:850bec00 [ 1329.051539][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.051619][ T32] r5:850bec00 r4:829189bc [ 1329.051687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.051809][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.051904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1329.051949][ T32] r4:00000000 [ 1329.051990][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.052109][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.052206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.052316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b6600 [ 1329.052375][ T32] r4:00000000 [ 1329.052431][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.052547][ T32] r9:83018205 r8:850bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1329.052594][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.052673][ T32] r5:00001000 r4:e05ff000 [ 1329.052724][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.052799][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.052902][ T32] r5:851c478c r4:851c4400 [ 1329.052957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.053055][ T32] r7:ddde2d40 r6:83018200 r5:851c478c r4:8450f900 ** 5 printk messages dropped ** [ 1329.053478][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.053877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.055420][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.055486][ T32] r4:00000000 [ 1329.055527][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.055608][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.055686][ T32] 9d20: c296f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.055765][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.055821][ T32] 9d60: 800f0013 ffffffff [ 1329.055879][ T32] r5:800f0013 r4:80239bb0 [ 1329.055922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.056004][ T32] r4:82ac11e4 [ 1329.056048][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.056183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.087397][ T32] r4:e06c9dc0 [ 1329.087510][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.087642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.087693][ T32] r4:00000000 [ 1329.087747][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.087833][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.087877][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.087979][ T32] r5:00001000 r4:eda49000 [ 1329.088023][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.088105][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.088188][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.088253][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.088351][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.088394][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.088522][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.088581][ T32] r4:84ffea80 [ 1329.088623][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.088727][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.088776][ T32] r4:00000001 [ 1329.088821][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.088897][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.088958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.089018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.089074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.089133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.089178][ T32] r4:8500f640 [ 1329.089229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1329.089398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.090298][ T32] r5:850be000 r4:829189bc [ 1329.090362][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.090605][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.090900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d90d40 ** 11 printk messages dropped ** [ 1329.091748][ T32] r10:61c88647 r9:850be000 r8:84d9a3ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.092367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.093978][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 7 printk messages dropped ** [ 1329.094430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 9 printk messages dropped ** [ 1329.095015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.095820][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 6 printk messages dropped ** [ 1329.121445][ T32] INFO: task kworker/1:418:4152 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.122338][ T32] r5:85188000 r4:829189bc [ 1329.122380][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.122813][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.123387][ T32] r5:851c4f8c r4:851c4c00 ** 7 printk messages dropped ** [ 1329.123950][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.124225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.125743][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.137766][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.138278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 7 printk messages dropped ** [ 1329.138860][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1329.139384][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.139437][ T32] r4:00000001 [ 1329.139482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.139557][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.139622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.139684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.139767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.139832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.139878][ T32] r4:8500f640 [ 1329.139930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.139989][ T32] INFO: task kworker/1:419:4155 blocked for more than 455 seconds. [ 1329.140077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.140135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.140182][ T32] task:kworker/1:419 state:D stack:0 pid:4155 tgid:4155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.140298][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.140434][ T32] Call trace: [ 1329.140549][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.140652][ T32] r10:829189c0 r9:e4869d84 r8:00000002 r7:60000013 r6:e4869d8c r5:85188c00 [ 1329.140713][ T32] r4:85188c00 [ 1329.140759][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.140845][ T32] r5:85188c00 r4:829189bc [ 1329.140889][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.140971][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.141066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4869e08 [ 1329.141122][ T32] r4:00000000 [ 1329.141170][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.141261][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.141343][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.141429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5040 [ 1329.141481][ T32] r4:00000000 [ 1329.141522][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.141606][ T32] r9:83018205 r8:85188c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.141649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.141736][ T32] r5:00001000 r4:e0639000 [ 1329.141778][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.141862][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.141977][ T32] r5:851c4b8c r4:851c4800 [ 1329.142029][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.142130][ T32] r7:ddde2d40 r6:83018200 r5:851c4b8c r4:8450fa00 [ 1329.142184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.142275][ T32] r10:61c88647 r9:85188c00 r8:8450fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.142331][ T32] r4:8450fa00 [ 1329.142374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.142479][ T32] r10:00000000 r9:8450fa00 r8:8027ecf4 r7:eaad5e60 r6:84d9a500 r5:85188c00 [ 1329.142535][ T32] r4:00000001 [ 1329.142577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.142649][ T32] Exception stack(0xe4869fb0 to 0xe4869ff8) [ 1329.142719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.142778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.142832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.142891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.142954][ T32] r4:844f5100 [ 1329.143796][ T32] INFO: task kworker/1:419:4155 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.143871][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.143983][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.144070][ T32] Call trace: [ 1329.144169][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1329.144683][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.145196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 4 printk messages dropped ** [ 1329.145485][ T32] r5:00001000 r4:eda49000 [ 1329.145525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.145621][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.145710][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.145750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.145837][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.145910][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.146006][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.146052][ T32] r4:84ffea80 [ 1329.146106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.146199][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.146410][ T32] r4:00000001 [ 1329.175642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.175807][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.175873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.175930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.175984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.176045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.176088][ T32] r4:8500f640 [ 1329.176154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.177183][ T32] INFO: task kworker/0:95:4156 blocked for more than 455 seconds. [ 1329.177311][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.177374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.177421][ T32] task:kworker/0:95 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.177536][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.177638][ T32] Call trace: [ 1329.177710][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.177840][ T32] r10:829189c0 r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:85189800 [ 1329.177902][ T32] r4:85189800 [ 1329.177947][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.178176][ T32] r5:85189800 r4:829189bc [ 1329.178230][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.178319][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.178413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1329.178483][ T32] r4:00000000 [ 1329.178540][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.178621][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.178713][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.178802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b740 [ 1329.178848][ T32] r4:00000000 [ 1329.178892][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.178986][ T32] r9:83018005 r8:85189800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1329.179034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.179115][ T32] r5:00001000 r4:df9b7000 [ 1329.179158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.179236][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.179312][ T32] r5:84c04f8c r4:84c04c00 [ 1329.179354][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.179439][ T32] r7:dddced40 r6:83018000 r5:84c04f8c r4:84d9a580 [ 1329.179488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.179580][ T32] r10:61c88647 r9:85189800 r8:84d9a5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.179627][ T32] r4:84d9a580 [ 1329.179671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.179777][ T32] r10:00000000 r9:84d9a580 r8:8027ecf4 r7:eaaade60 r6:84d9a600 r5:85189800 [ 1329.179824][ T32] r4:00000001 [ 1329.179866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.179959][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1329.180021][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.181269][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.181394][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.181487][ T32] Call trace: [ 1329.181552][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.181646][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.181692][ T32] r4:00000000 [ 1329.181744][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.181823][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.181881][ T32] 9d20: c3384000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.181938][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.181985][ T32] 9d60: 800f0013 ffffffff [ 1329.182030][ T32] r5:800f0013 r4:80239bb0 [ 1329.182074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.182153][ T32] r4:82ac11e4 [ 1329.182194][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.182273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.182318][ T32] r4:e06c9dc0 [ 1329.182360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.182449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.182500][ T32] r4:00000000 [ 1329.182541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.182626][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.182674][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.182794][ T32] r5:00001000 r4:eda49000 [ 1329.182992][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.183083][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.183154][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.183213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.183906][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 6 printk messages dropped ** [ 1329.184300][ T32] INFO: task kworker/1:420:4158 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.185227][ T32] r5:8511c800 r4:829189bc [ 1329.185267][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.185343][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.185758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5300 ** 11 printk messages dropped ** [ 1329.220921][ T32] r10:61c88647 r9:8511c800 r8:8450faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1329.221769][ T32] r4:844f51c0 ** 3 printk messages dropped ** [ 1329.223014][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.223550][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.224010][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1329.224630][ T32] r5:00001000 r4:eda49000 ** 4 printk messages dropped ** [ 1329.225016][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 9 printk messages dropped ** [ 1329.225661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.247352][ T32] r4:8511e000 ** 1 printk messages dropped ** [ 1329.247487][ T32] r5:8511e000 r4:829189bc [ 1329.247531][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.247775][ T32] r4:00000000 [ 1329.247819][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.247903][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.248020][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.248113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5580 [ 1329.248162][ T32] r4:00000000 [ 1329.248220][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.248315][ T32] r9:83018205 r8:8511e000 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1329.248362][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.248460][ T32] r5:00001000 r4:df9f7000 [ 1329.248539][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.248642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.248741][ T32] r5:851c5b8c r4:851c5800 [ 1329.248788][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.248897][ T32] r7:ddde2d40 r6:83018200 r5:851c5b8c r4:8450fb80 [ 1329.248974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.249077][ T32] r10:61c88647 r9:8511e000 r8:8450fbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.249124][ T32] r4:8450fb80 [ 1329.249167][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.249258][ T32] r10:00000000 r9:8450fb80 r8:8027ecf4 r7:eaad9e60 r6:8450fc00 r5:8511e000 [ 1329.249308][ T32] r4:00000001 [ 1329.249352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.249425][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1329.249487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.249548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.249603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.249663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.249722][ T32] r4:844f5280 [ 1329.250580][ T32] INFO: task kworker/1:421:4160 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.250669][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.250854][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.251036][ T32] Call trace: [ 1329.251099][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.251210][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.251263][ T32] r4:00000000 [ 1329.251309][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.251419][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.251488][ T32] 9d20: c3a48000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.251546][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.251595][ T32] 9d60: 800f0013 ffffffff [ 1329.251643][ T32] r5:800f0013 r4:80239bb0 [ 1329.251685][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.251779][ T32] r4:82ac11e4 [ 1329.251869][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.252012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.252085][ T32] r4:e06c9dc0 [ 1329.252157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.252253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.252300][ T32] r4:00000000 [ 1329.252353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.252451][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.252522][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.252860][ T32] r5:85e2bb8c r4:85e2b800 ** 5 printk messages dropped ** [ 1329.253291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.253916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.254851][ T32] r5:8511ec00 r4:829189bc [ 1329.254904][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.254985][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.255522][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.255976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.279966][ T32] r4:00000001 [ 1329.280009][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.280102][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1329.280173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.280232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.280287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.280346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.280391][ T32] r4:844f5480 [ 1329.281283][ T32] INFO: task kworker/1:422:4162 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.281376][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.281551][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.281632][ T32] Call trace: [ 1329.281686][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.281782][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.281834][ T32] r4:00000000 [ 1329.281873][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.281940][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.281991][ T32] 9d20: c3c14000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.282040][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.282081][ T32] 9d60: 800f0013 ffffffff [ 1329.282179][ T32] r5:800f0013 r4:80239bb0 [ 1329.282219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.282292][ T32] r4:82ac11e4 [ 1329.282327][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.282397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.282435][ T32] r4:e06c9dc0 [ 1329.282470][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.282542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.282582][ T32] r4:00000000 [ 1329.282615][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.282700][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.282750][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.282821][ T32] r5:00001000 r4:eda49000 [ 1329.282856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.282922][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.283053][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.283112][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.283213][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.283269][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.283349][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.283404][ T32] r4:84ffea80 [ 1329.283453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.283533][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.283574][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.283690][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 6 printk messages dropped ** [ 1329.284027][ T32] INFO: task kworker/1:423:4164 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.284696][ T32] r5:8511d400 r4:829189bc [ 1329.284747][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.284813][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.284890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 [ 1329.284929][ T32] r4:00000000 [ 1329.284962][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.285025][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.285111][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.285209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5940 [ 1329.285326][ T32] r4:00000000 [ 1329.285363][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.285434][ T32] r9:83018205 r8:8511d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.285475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.285565][ T32] r5:00001000 r4:dfcd9000 [ 1329.285602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.285668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.285790][ T32] r5:851c638c r4:851c6000 [ 1329.285828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.285900][ T32] r7:ddde2d40 r6:83018200 r5:851c638c r4:8450fd80 [ 1329.285936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.286012][ T32] r10:61c88647 r9:8511d400 r8:8450fdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.286049][ T32] r4:8450fd80 ** 2 printk messages dropped ** [ 1329.286231][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.310628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.312183][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1329.313139][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1329.313464][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1329.314145][ T32] r4:84ffea80 ** 5 printk messages dropped ** [ 1329.314480][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.315083][ T32] task:kworker/1:424 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.315655][ T32] r5:85118c00 r4:829189bc [ 1329.315700][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.331617][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.332170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.333061][ T32] Exception stack(0xea995fb0 to 0xea995ff8) ** 6 printk messages dropped ** [ 1329.334327][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.335576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 9 printk messages dropped ** [ 1329.350543][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1329.351584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.352223][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.352792][ T32] r5:84ece000 r4:829189bc ** 2 printk messages dropped ** [ 1329.353021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea99de08 ** 8 printk messages dropped ** [ 1329.353611][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1329.354484][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.354857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.375148][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.375196][ T32] r4:00000000 [ 1329.375238][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.375323][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.375394][ T32] 9d20: c45a4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.375470][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.375523][ T32] 9d60: 800f0013 ffffffff [ 1329.375570][ T32] r5:800f0013 r4:80239bb0 [ 1329.375613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.375696][ T32] r4:82ac11e4 [ 1329.375747][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.375834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.375880][ T32] r4:e06c9dc0 [ 1329.375937][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.376030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.376076][ T32] r4:00000000 [ 1329.376119][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.376207][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.381159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.381353][ T32] r5:00001000 r4:eda49000 [ 1329.381398][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.381480][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.381561][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.381606][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.381691][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.381743][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.381828][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.381892][ T32] r4:84ffea80 [ 1329.381943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.382032][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.382093][ T32] r4:00000001 [ 1329.382163][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.382252][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.382311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.382394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.382473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.382536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.382583][ T32] r4:8500f640 [ 1329.382631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.382688][ T32] INFO: task kworker/1:426:4170 blocked for more than 455 seconds. [ 1329.382761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.382861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.382915][ T32] task:kworker/1:426 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.383071][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.383172][ T32] Call trace: [ 1329.383257][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.383354][ T32] r10:829189c0 r9:eaa39d84 r8:00000002 r7:60000013 r6:eaa39d8c r5:85140000 [ 1329.383402][ T32] r4:85140000 [ 1329.383443][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.383525][ T32] r5:85140000 r4:829189bc [ 1329.383568][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.383646][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.383744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 1329.383790][ T32] r4:00000000 [ 1329.383850][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.383931][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.384011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.384093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5c40 [ 1329.384139][ T32] r4:00000000 [ 1329.384179][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.384281][ T32] r9:83018205 r8:85140000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1329.384328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.384408][ T32] r5:00001000 r4:dfef5000 [ 1329.384451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.384576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.384677][ T32] r5:851c6b8c r4:851c6800 [ 1329.384736][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.384837][ T32] r7:ddde2d40 r6:83018200 r5:851c6b8c r4:84511080 [ 1329.384951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.385053][ T32] r10:61c88647 r9:85140000 r8:845110ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.385101][ T32] r4:84511080 [ 1329.385142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.385231][ T32] r10:00000000 r9:84511080 r8:8027ecf4 r7:ea99de60 r6:84511100 r5:85140000 [ 1329.385277][ T32] r4:00000001 [ 1329.385333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.385413][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1329.385508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.385602][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.385686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.385764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.385810][ T32] r4:844f5900 [ 1329.404876][ T32] INFO: task kworker/1:426:4170 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.405040][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.405206][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.405325][ T32] Call trace: [ 1329.405482][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.405620][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.405682][ T32] r4:00000000 [ 1329.405732][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.405813][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.405875][ T32] 9d20: c47f8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.405933][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.405983][ T32] 9d60: 800f0013 ffffffff [ 1329.406049][ T32] r5:800f0013 r4:80239bb0 [ 1329.406098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.406180][ T32] r4:82ac11e4 [ 1329.411416][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.411618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.411674][ T32] r4:e06c9dc0 [ 1329.411726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.411819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.411886][ T32] r4:00000000 [ 1329.411958][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.412065][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.412113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.412217][ T32] r5:00001000 r4:eda49000 [ 1329.412268][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.412350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.412431][ T32] r5:85e2bb8c r4:85e2b800 ** 3 printk messages dropped ** [ 1329.412772][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1329.413424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1329.414280][ T32] r4:85140c00 ** 1 printk messages dropped ** [ 1329.414395][ T32] r5:85140c00 r4:829189bc [ 1329.414436][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.414519][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.414616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1329.414659][ T32] r4:00000000 [ 1329.414695][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.414799][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.414877][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.414981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5c00 [ 1329.415039][ T32] r4:00000000 [ 1329.415083][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.415215][ T32] r9:83018205 r8:85140c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1329.415270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.415369][ T32] r5:00001000 r4:dffa9000 [ 1329.415479][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.415584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.415673][ T32] r5:851c6f8c r4:851c6c00 [ 1329.415725][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.415818][ T32] r7:ddde2d40 r6:83018200 r5:851c6f8c r4:84511180 [ 1329.415871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.415972][ T32] r10:61c88647 r9:85140c00 r8:845111ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.416073][ T32] r4:84511180 [ 1329.416175][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.437027][ T32] r10:00000000 r9:84511180 r8:8027ecf4 r7:eaa39e60 r6:84511200 r5:85140c00 [ 1329.437170][ T32] r4:00000001 [ 1329.437219][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.437331][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1329.437392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.437450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.438737][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.439555][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.440038][ T32] r4:e06c9dc0 ** 5 printk messages dropped ** [ 1329.440449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.441335][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 11 printk messages dropped ** [ 1329.442118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.442662][ T32] r5:85141800 r4:829189bc [ 1329.442702][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.442961][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.443298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f5f00 ** 9 printk messages dropped ** [ 1329.444009][ T32] r7:ddde2d40 r6:83018200 r5:851c738c r4:84511280 ** 7 printk messages dropped ** [ 1329.444580][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) ** 7 printk messages dropped ** [ 1329.445599][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.446219][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1329.475505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 11 printk messages dropped ** [ 1329.477241][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1329.477921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1329.478852][ T32] r4:85142400 ** 1 printk messages dropped ** [ 1329.478997][ T32] r5:85142400 r4:829189bc ** 1 printk messages dropped ** [ 1329.479147][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.479944][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.480664][ T32] r4:84511380 ** 4 printk messages dropped ** [ 1329.481033][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) ** 1 printk messages dropped ** [ 1329.481149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.481209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.481295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.481436][ T32] r4:844f5d40 [ 1329.482317][ T32] INFO: task kworker/1:429:4175 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.482394][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.482546][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.482634][ T32] Call trace: [ 1329.482747][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.482847][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.482894][ T32] r4:00000000 [ 1329.482935][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.483011][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.483087][ T32] 9d20: c4eb4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.483155][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.483209][ T32] 9d60: 800f0013 ffffffff [ 1329.483263][ T32] r5:800f0013 r4:80239bb0 [ 1329.483304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.483402][ T32] r4:82ac11e4 [ 1329.483463][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.483563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.483611][ T32] r4:e06c9dc0 [ 1329.483687][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.483795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.483845][ T32] r4:00000000 [ 1329.483883][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.483971][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.484071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.484165][ T32] r5:00001000 r4:eda49000 [ 1329.484206][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.484286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.484363][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.484408][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.484530][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.484579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.484672][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.484724][ T32] r4:84ffea80 [ 1329.484880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.484978][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.485028][ T32] r4:00000001 [ 1329.485068][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.485153][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.485217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.485275][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.485331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.485390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.485436][ T32] r4:8500f640 [ 1329.485478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.485537][ T32] INFO: task kworker/1:430:4179 blocked for more than 455 seconds. [ 1329.485650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.485709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.485804][ T32] task:kworker/1:430 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.485927][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.486030][ T32] Call trace: [ 1329.486101][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.486190][ T32] r10:829189c0 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:85143000 [ 1329.486291][ T32] r4:85143000 [ 1329.517040][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.517227][ T32] r5:85143000 r4:829189bc [ 1329.517292][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.517381][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.517471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1329.517550][ T32] r4:00000000 [ 1329.517595][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.517671][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.517759][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.517847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d93040 [ 1329.517906][ T32] r4:00000000 [ 1329.517951][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1329.518079][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.518747][ T32] r4:84511480 ** 6 printk messages dropped ** [ 1329.519247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.520958][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.521413][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.521752][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1329.522033][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.522518][ T32] r5:85e2bb8c r4:85e2b800 ** 4 printk messages dropped ** [ 1329.522826][ T32] r4:84ffea80 ** 5 printk messages dropped ** [ 1329.523228][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.523846][ T32] task:kworker/1:431 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.524351][ T32] r5:85143c00 r4:829189bc ** 3 printk messages dropped ** [ 1329.524620][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.524838][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.525529][ T32] r5:851c7b8c r4:851c7800 ** 4 printk messages dropped ** [ 1329.525840][ T32] r4:84511580 ** 4 printk messages dropped ** [ 1329.526216][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) ** 6 printk messages dropped ** [ 1329.548326][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.549638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.549699][ T32] r4:e06c9dc0 [ 1329.549756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.549864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.549917][ T32] r4:00000000 [ 1329.549987][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.550081][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.550146][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.550230][ T32] r5:00001000 r4:eda49000 [ 1329.550297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.550377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.550477][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.550536][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.550628][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.550672][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.550773][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.550822][ T32] r4:84ffea80 [ 1329.550894][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.551000][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.551107][ T32] r4:00000001 [ 1329.551157][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.551237][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.551316][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.551382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.551441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.551502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.551579][ T32] r4:8500f640 [ 1329.551657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.551752][ T32] INFO: task kworker/1:432:4182 blocked for more than 456 seconds. [ 1329.551822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.551902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.551959][ T32] task:kworker/1:432 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.552088][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.552177][ T32] Call trace: [ 1329.552280][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.552382][ T32] r10:829189c0 r9:eaaf9d84 r8:00000002 r7:60000013 r6:eaaf9d8c r5:85144800 [ 1329.552459][ T32] r4:85144800 [ 1329.552560][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.552678][ T32] r5:85144800 r4:829189bc [ 1329.552748][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.552851][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.552970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1329.553029][ T32] r4:00000000 [ 1329.553072][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.553149][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.553239][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.553389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d93680 [ 1329.553505][ T32] r4:00000000 [ 1329.553616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.553753][ T32] r9:83018205 r8:85144800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1329.553807][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.553890][ T32] r5:00001000 r4:e07cb000 [ 1329.553943][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.554031][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.554128][ T32] r5:851d078c r4:851d0400 [ 1329.554175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.554254][ T32] r7:ddde2d40 r6:83018200 r5:851d078c r4:84511680 [ 1329.554292][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.554373][ T32] r10:61c88647 r9:85144800 r8:845116ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.554422][ T32] r4:84511680 [ 1329.554503][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.554611][ T32] r10:00000000 r9:84511680 r8:8027ecf4 r7:eaaede60 r6:84511700 r5:85144800 [ 1329.554670][ T32] r4:00000001 [ 1329.554719][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.554806][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1329.554872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.554954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.555022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.555085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.555158][ T32] r4:84d93480 [ 1329.555702][ T32] INFO: task kworker/1:432:4182 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.555804][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.555971][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.556111][ T32] Call trace: [ 1329.588303][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.588474][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.588522][ T32] r4:00000000 [ 1329.588557][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.588621][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.588689][ T32] 9d20: c5af3000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.588782][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.588810][ T32] 9d60: 800f0013 ffffffff [ 1329.588837][ T32] r5:800f0013 r4:80239bb0 [ 1329.588858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.588902][ T32] r4:82ac11e4 [ 1329.588921][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.588963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.588985][ T32] r4:e06c9dc0 [ 1329.589030][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.589081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.589131][ T32] r4:00000000 [ 1329.589155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.589225][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.589257][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.589301][ T32] r5:00001000 r4:eda49000 [ 1329.589336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.589405][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.589450][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.589471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.589515][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.589536][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.589581][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.589602][ T32] r4:84ffea80 [ 1329.589621][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.589690][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.589716][ T32] r4:00000001 [ 1329.589780][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.589846][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.589914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.589973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.590002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.590030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.590052][ T32] r4:8500f640 [ 1329.590102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.590160][ T32] INFO: task kworker/1:433:4184 blocked for more than 456 seconds. [ 1329.590247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.590294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.590317][ T32] task:kworker/1:433 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.590403][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.590449][ T32] Call trace: [ 1329.590504][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.590552][ T32] r10:829189c0 r9:eaafdd84 r8:00000002 r7:60000013 r6:eaafdd8c r5:85145400 [ 1329.590599][ T32] r4:85145400 [ 1329.590649][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.590693][ T32] r5:85145400 r4:829189bc [ 1329.590712][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.590785][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.590862][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1329.590887][ T32] r4:00000000 [ 1329.590932][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.590975][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.591012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.591052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d934c0 [ 1329.591073][ T32] r4:00000000 [ 1329.591091][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.591130][ T32] r9:83018205 r8:85145400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1329.591178][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.591220][ T32] r5:00001000 r4:e07bb000 [ 1329.591250][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.591292][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.591355][ T32] r5:851d038c r4:851d0000 [ 1329.591378][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.591420][ T32] r7:ddde2d40 r6:83018200 r5:851d038c r4:84511780 [ 1329.591463][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.591558][ T32] r10:61c88647 r9:85145400 r8:845117ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.591583][ T32] r4:84511780 [ 1329.591602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.591650][ T32] r10:00000000 r9:84511780 r8:8027ecf4 r7:eaaf9e60 r6:84511800 r5:85145400 [ 1329.591675][ T32] r4:00000001 [ 1329.591699][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.591793][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) [ 1329.591855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.591919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.591982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.592013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.592036][ T32] r4:84d93400 [ 1329.592541][ T32] INFO: task kworker/1:433:4184 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.592589][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.592672][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.592745][ T32] Call trace: [ 1329.592778][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.592843][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.592871][ T32] r4:00000000 [ 1329.592891][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.592930][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 1 printk messages dropped ** [ 1329.592987][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1329.593278][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.593441][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.593777][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1329.594065][ T32] INFO: task kworker/1:434:4186 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.594524][ T32] r5:85146000 r4:829189bc [ 1329.594545][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.594849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d93b80 ** 7 printk messages dropped ** [ 1329.595163][ T32] r5:851d138c r4:851d1000 [ 1329.595215][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.595319][ T32] r7:ddde2d40 r6:83018200 r5:851d138c r4:84511880 [ 1329.595342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.595386][ T32] r10:61c88647 r9:85146000 r8:845118ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.595424][ T32] r4:84511880 [ 1329.595445][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.595544][ T32] r10:00000000 r9:84511880 r8:8027ecf4 r7:eaaf9e60 r6:84511900 r5:85146000 [ 1329.595570][ T32] r4:00000001 [ 1329.595616][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.595657][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1329.595710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.595746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.595853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.595884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.595908][ T32] r4:84d93400 [ 1329.596203][ T32] INFO: task kworker/1:434:4186 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.620916][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.621196][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.621340][ T32] Call trace: [ 1329.621515][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.621640][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.621696][ T32] r4:00000000 [ 1329.621770][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.621856][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.621924][ T32] 9d20: c5c77000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.622046][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.622135][ T32] 9d60: 800f0013 ffffffff [ 1329.622189][ T32] r5:800f0013 r4:80239bb0 [ 1329.622251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.622358][ T32] r4:82ac11e4 [ 1329.622414][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.622503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.622553][ T32] r4:e06c9dc0 [ 1329.622596][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.622680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.622749][ T32] r4:00000000 [ 1329.622796][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.622883][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.622929][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.623022][ T32] r5:00001000 r4:eda49000 [ 1329.623079][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.623177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.623264][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.623309][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.623411][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.623484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.623616][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.623689][ T32] r4:84ffea80 [ 1329.623742][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.623832][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.623874][ T32] r4:00000001 [ 1329.623913][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1329.624312][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1329.624739][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.625232][ T32] r5:85146c00 r4:829189bc [ 1329.625292][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.625479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 ** 8 printk messages dropped ** [ 1329.626185][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.647707][ T32] r4:84511980 ** 5 printk messages dropped ** [ 1329.648122][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.649539][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.650111][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.650158][ T32] 9d60: 800f0013 ffffffff [ 1329.650204][ T32] r5:800f0013 r4:80239bb0 [ 1329.650245][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.650349][ T32] r4:82ac11e4 [ 1329.650412][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.650591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.650644][ T32] r4:e06c9dc0 [ 1329.650686][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.650813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.650866][ T32] r4:00000000 [ 1329.650927][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.651020][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.651064][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.651141][ T32] r5:00001000 r4:eda49000 [ 1329.651181][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.651272][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.651355][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.651397][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.651500][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.651565][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.651661][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.651708][ T32] r4:84ffea80 [ 1329.651776][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.651874][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.651965][ T32] r4:00000001 [ 1329.652008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.652077][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.652156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.652233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.652293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.652350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.652395][ T32] r4:8500f640 [ 1329.652455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.652544][ T32] INFO: task kworker/1:436:4189 blocked for more than 456 seconds. [ 1329.652632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.652698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.652749][ T32] task:kworker/1:436 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.652837][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.652935][ T32] Call trace: [ 1329.653004][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.653094][ T32] r10:829189c0 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:85148000 [ 1329.653141][ T32] r4:85148000 [ 1329.653213][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.653312][ T32] r5:85148000 r4:829189bc [ 1329.653355][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.653448][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.653550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1329.653599][ T32] r4:00000000 [ 1329.653638][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.653714][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.653826][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.653949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d93980 [ 1329.654005][ T32] r4:00000000 [ 1329.654062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.654164][ T32] r9:83018205 r8:85148000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1329.654247][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.654348][ T32] r5:00001000 r4:e4843000 [ 1329.654414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.654503][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.654588][ T32] r5:851d0f8c r4:851d0c00 [ 1329.654629][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.654714][ T32] r7:ddde2d40 r6:83018200 r5:851d0f8c r4:84511a80 [ 1329.654765][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.654856][ T32] r10:61c88647 r9:85148000 r8:84511aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.654904][ T32] r4:84511a80 [ 1329.654962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.655053][ T32] r10:00000000 r9:84511a80 r8:8027ecf4 r7:eab01e60 r6:84511b00 r5:85148000 [ 1329.655099][ T32] r4:00000001 [ 1329.655140][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.655212][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1329.655265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.655321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.655374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.656189][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.681759][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.682191][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1329.682541][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 7 printk messages dropped ** [ 1329.683177][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.683886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1329.684673][ T32] r10:829189c0 r9:eab19d84 r8:00000002 r7:60000113 r6:eab19d8c r5:8518a400 ** 2 printk messages dropped ** [ 1329.684851][ T32] r5:8518a400 r4:829189bc ** 3 printk messages dropped ** [ 1329.685138][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.685537][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.685935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.707551][ T32] r10:00000000 r9:84511b80 r8:8027ecf4 r7:eab01e60 r6:84d9a680 r5:8518a400 ** 9 printk messages dropped ** [ 1329.709031][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.710142][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.710692][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.711033][ T32] r5:00001000 r4:eda49000 ** 5 printk messages dropped ** [ 1329.711492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.712205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.712388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.712440][ T32] r4:8500f640 [ 1329.712526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.712601][ T32] INFO: task kworker/1:438:4193 blocked for more than 456 seconds. [ 1329.712669][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.712719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.712770][ T32] task:kworker/1:438 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.712881][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.712967][ T32] Call trace: [ 1329.713032][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.713121][ T32] r10:829189c0 r9:eab09d84 r8:00000002 r7:60000113 r6:eab09d8c r5:85148c00 [ 1329.713165][ T32] r4:85148c00 [ 1329.713223][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.713344][ T32] r5:85148c00 r4:829189bc [ 1329.713395][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.713478][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.713575][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 [ 1329.713624][ T32] r4:00000000 [ 1329.713665][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.713765][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.713840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.713945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d93c80 [ 1329.714015][ T32] r4:00000000 [ 1329.714064][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.714165][ T32] r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1329.714214][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.714290][ T32] r5:00001000 r4:e487b000 [ 1329.714346][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.714457][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.714540][ T32] r5:851d178c r4:851d1400 [ 1329.714586][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.714671][ T32] r7:ddde2d40 r6:83018200 r5:851d178c r4:84511c00 [ 1329.714736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.714831][ T32] r10:61c88647 r9:85148c00 r8:84511c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.714927][ T32] r4:84511c00 [ 1329.714975][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.715092][ T32] r10:00000000 r9:84511c00 r8:8027ecf4 r7:eab19e60 r6:84511c80 r5:85148c00 [ 1329.715203][ T32] r4:00000001 [ 1329.715268][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.715346][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1329.715400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.715476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.715569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.715669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.715740][ T32] r4:84d93dc0 [ 1329.716273][ T32] INFO: task kworker/1:438:4193 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.729956][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.730148][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.730301][ T32] Call trace: [ 1329.730400][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.730516][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.730570][ T32] r4:00000000 [ 1329.730615][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.730695][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.730783][ T32] 9d20: c624e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.730908][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.730968][ T32] 9d60: 800f0013 ffffffff [ 1329.731018][ T32] r5:800f0013 r4:80239bb0 [ 1329.731075][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.731191][ T32] r4:82ac11e4 [ 1329.731241][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.731330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.731383][ T32] r4:e06c9dc0 [ 1329.731445][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.731554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.731610][ T32] r4:00000000 [ 1329.731655][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.731750][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.731816][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.731925][ T32] r5:00001000 r4:eda49000 [ 1329.731976][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.732059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.732289][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 6 printk messages dropped ** [ 1329.732825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.733525][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1329.734121][ T32] r4:85149800 ** 1 printk messages dropped ** [ 1329.734249][ T32] r5:85149800 r4:829189bc ** 2 printk messages dropped ** [ 1329.734514][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 ** 8 printk messages dropped ** [ 1329.735142][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.735791][ T32] r4:84511d00 ** 6 printk messages dropped ** [ 1329.736268][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.760947][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.761380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.761467][ T32] r4:82ac11e4 [ 1329.761516][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.761639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.761694][ T32] r4:e06c9dc0 [ 1329.761767][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.761863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.761911][ T32] r4:00000000 [ 1329.761954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.762043][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.762108][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.762199][ T32] r5:00001000 r4:eda49000 [ 1329.762244][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.762325][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.762424][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.762479][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.762587][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.762640][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.762765][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.762883][ T32] r4:84ffea80 [ 1329.762940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.763037][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.763122][ T32] r4:00000001 [ 1329.763172][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.763285][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.763377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.763446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.763506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.763563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.763606][ T32] r4:8500f640 [ 1329.763647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.763708][ T32] INFO: task kworker/1:440:4197 blocked for more than 456 seconds. [ 1329.763782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.763830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.763873][ T32] task:kworker/1:440 state:D stack:0 pid:4197 tgid:4197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.763987][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.764077][ T32] Call trace: [ 1329.764143][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.764234][ T32] r10:829189c0 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:8514a400 [ 1329.764286][ T32] r4:8514a400 [ 1329.764382][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.764510][ T32] r5:8514a400 r4:829189bc [ 1329.764577][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.764664][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.764805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1329.764874][ T32] r4:00000000 [ 1329.764940][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.765027][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.765123][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.765251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d90840 [ 1329.765312][ T32] r4:00000000 [ 1329.765368][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.765456][ T32] r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1329.765510][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.765598][ T32] r5:00001000 r4:e889b000 [ 1329.765644][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.765732][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.765843][ T32] r5:851d1f8c r4:851d1c00 [ 1329.765908][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.766001][ T32] r7:ddde2d40 r6:83018200 r5:851d1f8c r4:84511e00 [ 1329.766060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.766152][ T32] r10:61c88647 r9:8514a400 r8:84511e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.766209][ T32] r4:84511e00 [ 1329.786910][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.787141][ T32] r10:00000000 r9:84511e00 r8:8027ecf4 r7:eab15e60 r6:84511e80 r5:8514a400 [ 1329.787196][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.787316][ T32] Exception stack(0xeab11fb0 to 0xeab11ff8) ** 5 printk messages dropped ** [ 1329.788426][ T32] INFO: task kworker/1:440:4197 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 5 printk messages dropped ** [ 1329.789064][ T32] r4:00000000 [ 1329.789103][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.789182][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.789241][ T32] 9d20: c6535000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.789334][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.789400][ T32] 9d60: 800f0013 ffffffff [ 1329.789448][ T32] r5:800f0013 r4:80239bb0 [ 1329.789509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.789612][ T32] r4:82ac11e4 [ 1329.789657][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.789748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.789796][ T32] r4:e06c9dc0 [ 1329.789862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.789956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.790020][ T32] r4:00000000 [ 1329.790067][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.790188][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.790243][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.790371][ T32] r5:00001000 r4:eda49000 [ 1329.790486][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.790587][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.790685][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.790740][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.791292][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.791505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.792126][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.792627][ T32] r5:8514b000 r4:829189bc [ 1329.792672][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.792890][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.793291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452c140 ** 8 printk messages dropped ** [ 1329.793938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.794916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1329.828292][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1329.829120][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1329.829471][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1329.830158][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1329.830914][ T32] r4:8500f640 [ 1329.830972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.831033][ T32] INFO: task kworker/1:442:4201 blocked for more than 456 seconds. [ 1329.831098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.831149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.831193][ T32] task:kworker/1:442 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.831362][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.831489][ T32] Call trace: [ 1329.831583][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.831680][ T32] r10:829189c0 r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:8514c800 [ 1329.831746][ T32] r4:8514c800 [ 1329.831790][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.831872][ T32] r5:8514c800 r4:829189bc [ 1329.831915][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.831996][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.832086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1329.832153][ T32] r4:00000000 [ 1329.832201][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.832277][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.832349][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.832451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452c3c0 [ 1329.832527][ T32] r4:00000000 [ 1329.832570][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.832678][ T32] r9:83018205 r8:8514c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1329.832735][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.832816][ T32] r5:00001000 r4:e88c1000 [ 1329.832896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.832991][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.833071][ T32] r5:851d2b8c r4:851d2800 [ 1329.833113][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.833197][ T32] r7:ddde2d40 r6:83018200 r5:851d2b8c r4:851fd000 [ 1329.833239][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.833330][ T32] r10:61c88647 r9:8514c800 r8:851fd02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.833394][ T32] r4:851fd000 [ 1329.833449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.833542][ T32] r10:00000000 r9:851fd000 r8:8027ecf4 r7:eab21e60 r6:851fd080 r5:8514c800 [ 1329.833591][ T32] r4:00000001 [ 1329.833630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.833700][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1329.833762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.833819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.833874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.833949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.834002][ T32] r4:8452c200 [ 1329.834847][ T32] INFO: task kworker/1:442:4201 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.834921][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.835050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.835160][ T32] Call trace: [ 1329.835231][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.835348][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.835431][ T32] r4:00000000 [ 1329.835518][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.835603][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 1 printk messages dropped ** [ 1329.835720][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1329.857103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 8 printk messages dropped ** [ 1329.857794][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.858638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1329.859428][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.859875][ T32] r5:8514e000 r4:829189bc ** 3 printk messages dropped ** [ 1329.860171][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.860611][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.860952][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.861762][ T32] r10:00000000 r9:851fd100 r8:8027ecf4 r7:eab25e60 r6:851fd180 r5:8514e000 ** 9 printk messages dropped ** [ 1329.863106][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.864276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 8 printk messages dropped ** [ 1329.864914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1329.865437][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1329.865889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.894435][ T32] task:kworker/1:444 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.895322][ T32] r5:8514bc00 r4:829189bc ** 3 printk messages dropped ** [ 1329.895608][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.895962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452c780 [ 1329.896016][ T32] r4:00000000 [ 1329.896057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.896147][ T32] r9:83018205 r8:8514bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1329.896193][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.910185][ T32] r5:00001000 r4:e88d9000 [ 1329.910255][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.910391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.910480][ T32] r5:851d2f8c r4:851d2c00 [ 1329.910530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.910621][ T32] r7:ddde2d40 r6:83018200 r5:851d2f8c r4:851fd200 [ 1329.910667][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.910833][ T32] r10:61c88647 r9:8514bc00 r8:851fd22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.910892][ T32] r4:851fd200 [ 1329.910936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.911051][ T32] r10:00000000 r9:851fd200 r8:8027ecf4 r7:eab2de60 r6:851fd280 r5:8514bc00 [ 1329.911120][ T32] r4:00000001 [ 1329.911182][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.911263][ T32] Exception stack(0xeab35fb0 to 0xeab35ff8) [ 1329.911337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.911419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.911499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.911571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.911623][ T32] r4:8452c380 [ 1329.912508][ T32] INFO: task kworker/1:444:4205 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.912593][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.912735][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.912940][ T32] Call trace: [ 1329.913007][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.913113][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.913161][ T32] r4:00000000 [ 1329.913203][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.913280][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.913382][ T32] 9d20: c6e02000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.913460][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.913585][ T32] 9d60: 800f0013 ffffffff [ 1329.913646][ T32] r5:800f0013 r4:80239bb0 [ 1329.913689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.913801][ T32] r4:82ac11e4 [ 1329.913852][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.913940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.913987][ T32] r4:e06c9dc0 [ 1329.914031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.914112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.914155][ T32] r4:00000000 [ 1329.914194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.914298][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.914365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.914453][ T32] r5:00001000 r4:eda49000 [ 1329.914515][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.914602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.914702][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.914775][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.914869][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1329.914914][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.915005][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.915050][ T32] r4:84ffea80 [ 1329.915089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.915183][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1329.915234][ T32] r4:00000001 [ 1329.915294][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.915375][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1329.915430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.915493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.915566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.915871][ T32] INFO: task kworker/1:445:4209 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.927785][ T32] r4:8514d400 ** 1 printk messages dropped ** [ 1329.927912][ T32] r5:8514d400 r4:829189bc [ 1329.927955][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.928256][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.928907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.929970][ T32] r10:61c88647 r9:8514d400 r8:851fd32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1329.930449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.931964][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1329.932817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 9 printk messages dropped ** [ 1329.933489][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1329.934197][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.934876][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1329.935422][ T32] r4:8514ec00 [ 1329.935478][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.935567][ T32] r5:8514ec00 r4:829189bc [ 1329.935608][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.935682][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.935778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1329.935827][ T32] r4:00000000 [ 1329.935866][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.935938][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.936011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.936093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452cb00 [ 1329.936137][ T32] r4:00000000 [ 1329.936174][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.964749][ T32] r9:83018205 r8:8514ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1329.964940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.965100][ T32] r5:00001000 r4:ea953000 [ 1329.965152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.965239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.965344][ T32] r5:851d3b8c r4:851d3800 [ 1329.965394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.965493][ T32] r7:ddde2d40 r6:83018200 r5:851d3b8c r4:851fd400 [ 1329.965557][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.965650][ T32] r10:61c88647 r9:8514ec00 r8:851fd42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.965699][ T32] r4:851fd400 [ 1329.965749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.965842][ T32] r10:00000000 r9:851fd400 r8:8027ecf4 r7:eab31e60 r6:851fd480 r5:8514ec00 [ 1329.965889][ T32] r4:00000001 [ 1329.965948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.966028][ T32] Exception stack(0xeab39fb0 to 0xeab39ff8) [ 1329.966105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.966329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.981582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.981689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.981751][ T32] r4:8452c940 [ 1329.982586][ T32] INFO: task kworker/1:446:4211 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1329.982653][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.982879][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.982987][ T32] Call trace: [ 1329.983093][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.983209][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1329.983257][ T32] r4:00000000 [ 1329.983351][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.983441][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1329.983518][ T32] 9d20: c726e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1329.983595][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1329.983671][ T32] 9d60: 800f0013 ffffffff [ 1329.983726][ T32] r5:800f0013 r4:80239bb0 [ 1329.983768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.983852][ T32] r4:82ac11e4 [ 1329.983918][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.984044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1329.984121][ T32] r4:e06c9dc0 [ 1329.984190][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.984304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1329.984356][ T32] r4:00000000 [ 1329.984398][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.984502][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1329.984552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.984629][ T32] r5:00001000 r4:eda49000 [ 1329.984666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.984755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.984831][ T32] r5:85e2bb8c r4:85e2b800 [ 1329.984870][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.985167][ T32] r4:84ffea80 ** 5 printk messages dropped ** [ 1329.985729][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.997932][ T32] task:kworker/1:447 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1329.998560][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.998677][ T32] r10:829189c0 r9:eab29d84 r8:00000002 r7:60000013 r6:eab29d8c r5:85120000 [ 1329.998806][ T32] r4:85120000 [ 1329.998930][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.999063][ T32] r5:85120000 r4:829189bc [ 1329.999126][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.999209][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.999301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1329.999385][ T32] r4:00000000 [ 1329.999442][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.999524][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.999619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.999734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452cd00 [ 1329.999792][ T32] r4:00000000 [ 1329.999836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.999956][ T32] r9:83018205 r8:85120000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1330.000009][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.000124][ T32] r5:00001000 r4:ea969000 [ 1330.000175][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.000254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1330.000376][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.001160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.002597][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1330.003421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 8 printk messages dropped ** [ 1330.004176][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.004970][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.005294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.006130][ T32] r10:829189c0 r9:eab3dd84 r8:00000002 r7:60000013 r6:eab3dd8c r5:85120c00 ** 2 printk messages dropped ** [ 1330.027060][ T32] r5:85120c00 r4:829189bc ** 3 printk messages dropped ** [ 1330.027390][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.027775][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.028550][ T32] r10:61c88647 r9:85120c00 r8:851fd62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.029175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.030567][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1330.031489][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1330.031793][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 5 printk messages dropped ** [ 1330.032272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.032358][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.032401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.032508][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.032575][ T32] r4:84ffea80 [ 1330.032634][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.032764][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.032835][ T32] r4:00000001 [ 1330.032881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.032994][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.033073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.033160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.033327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.033394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.033440][ T32] r4:8500f640 [ 1330.033485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.033626][ T32] INFO: task kworker/1:449:4217 blocked for more than 456 seconds. [ 1330.033700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.033759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.033867][ T32] task:kworker/1:449 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.033962][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.034038][ T32] Call trace: [ 1330.034107][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.034211][ T32] r10:829189c0 r9:eab45d84 r8:00000002 r7:60000113 r6:eab45d8c r5:85121800 [ 1330.034287][ T32] r4:85121800 [ 1330.034338][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.034444][ T32] r5:85121800 r4:829189bc [ 1330.034498][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.034575][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.034731][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1330.034811][ T32] r4:00000000 [ 1330.034854][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.034928][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.034998][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.035093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd21c0 [ 1330.035162][ T32] r4:00000000 [ 1330.035202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.035281][ T32] r9:83018205 r8:85121800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.035324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.035395][ T32] r5:00001000 r4:ea98b000 [ 1330.035435][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.035507][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.035580][ T32] r5:851d878c r4:851d8400 [ 1330.035618][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.035735][ T32] r7:ddde2d40 r6:83018200 r5:851d878c r4:851fd700 [ 1330.035780][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.035862][ T32] r10:61c88647 r9:85121800 r8:851fd72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.035904][ T32] r4:851fd700 [ 1330.035942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.036022][ T32] r10:00000000 r9:851fd700 r8:8027ecf4 r7:eab3de60 r6:851fd780 r5:85121800 [ 1330.036065][ T32] r4:00000001 [ 1330.036105][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.036170][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1330.036279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.066945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.067045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.067113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.067167][ T32] r4:84dd2480 [ 1330.068058][ T32] INFO: task kworker/1:449:4217 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.068145][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.068312][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.068429][ T32] Call trace: [ 1330.068538][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.068648][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.068700][ T32] r4:00000000 [ 1330.068752][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.068857][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.068942][ T32] 9d20: c76ad000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.069009][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.069062][ T32] 9d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1330.069447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 7 printk messages dropped ** [ 1330.069989][ T32] r5:00001000 r4:eda49000 ** 5 printk messages dropped ** [ 1330.070408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.071307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1330.071987][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.072357][ T32] r5:85122400 r4:829189bc ** 3 printk messages dropped ** [ 1330.072654][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.073128][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.073871][ T32] r10:61c88647 r9:85122400 r8:851fd82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.074452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1330.075163][ T32] INFO: task kworker/1:450:4219 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.075238][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.075370][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.075453][ T32] Call trace: [ 1330.075536][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.075654][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.075706][ T32] r4:00000000 [ 1330.075753][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.075846][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.075920][ T32] 9d20: c76ad000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.075994][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.076046][ T32] 9d60: 800f0013 ffffffff [ 1330.076096][ T32] r5:800f0013 r4:80239bb0 [ 1330.076137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.076260][ T32] r4:82ac11e4 [ 1330.111470][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.111642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.111729][ T32] r4:e06c9dc0 [ 1330.111781][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.111908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.111979][ T32] r4:00000000 [ 1330.112025][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.112135][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.112221][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.112324][ T32] r5:00001000 r4:eda49000 [ 1330.112379][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.112460][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.112572][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.112617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.112702][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.112760][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.112904][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.112969][ T32] r4:84ffea80 [ 1330.113022][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.113118][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.113313][ T32] r4:00000001 [ 1330.113362][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.113443][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.113507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.113563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.113630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.113688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.113740][ T32] r4:8500f640 [ 1330.113789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.113867][ T32] INFO: task kworker/1:451:4221 blocked for more than 456 seconds. [ 1330.113939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.113990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.114036][ T32] task:kworker/1:451 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.114373][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.114483][ T32] Call trace: [ 1330.114574][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.114674][ T32] r10:829189c0 r9:eab4dd84 r8:00000002 r7:60000113 r6:eab4dd8c r5:85123000 [ 1330.114753][ T32] r4:85123000 [ 1330.114807][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.114889][ T32] r5:85123000 r4:829189bc [ 1330.114932][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.115010][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.115114][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 [ 1330.115174][ T32] r4:00000000 [ 1330.115216][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.115293][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.115365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.115447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206000 [ 1330.115505][ T32] r4:00000000 [ 1330.115546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.115630][ T32] r9:83018205 r8:85123000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.115675][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.115761][ T32] r5:00001000 r4:ea99f000 [ 1330.115806][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.127116][ T32] r4:851fd900 ** 5 printk messages dropped ** [ 1330.127763][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.129807][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.130127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1330.130800][ T32] r5:00001000 r4:eda49000 ** 5 printk messages dropped ** [ 1330.131079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.131612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1330.132280][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.132465][ T32] r5:85123c00 r4:829189bc ** 3 printk messages dropped ** [ 1330.132690][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.132871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.132910][ T32] r9:83018205 r8:85123c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1330.132932][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.132982][ T32] r5:00001000 r4:ea9f1000 [ 1330.133015][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.133055][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.133094][ T32] r5:851d938c r4:851d9000 [ 1330.133113][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.133154][ T32] r7:ddde2d40 r6:83018200 r5:851d938c r4:851fda00 [ 1330.133198][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.133302][ T32] r10:61c88647 r9:85123c00 r8:851fda2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.133327][ T32] r4:851fda00 [ 1330.133346][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.133466][ T32] r10:00000000 r9:851fda00 r8:8027ecf4 r7:eab49e60 r6:851fda80 r5:85123c00 [ 1330.133491][ T32] r4:00000001 [ 1330.133520][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.133564][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1330.133590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.133670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.133704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.133785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.133810][ T32] r4:85206180 [ 1330.134109][ T32] INFO: task kworker/1:452:4223 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.134196][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.134365][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.134494][ T32] Call trace: [ 1330.134524][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.134573][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.134596][ T32] r4:00000000 [ 1330.134615][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.134652][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.134707][ T32] 9d20: c7ac3000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.134757][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.134783][ T32] 9d60: 800f0013 ffffffff [ 1330.134817][ T32] r5:800f0013 r4:80239bb0 [ 1330.134841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1330.134995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 5 printk messages dropped ** [ 1330.135222][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.135245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.135311][ T32] r5:00001000 r4:eda49000 [ 1330.135333][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.135373][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.135411][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.135446][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.135517][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.135540][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.135587][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.135636][ T32] r4:84ffea80 [ 1330.135663][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.135713][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.135737][ T32] r4:00000001 [ 1330.135756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.135790][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.135933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.135964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.135991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.136019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.136041][ T32] r4:8500f640 [ 1330.136060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.136086][ T32] INFO: task kworker/1:453:4226 blocked for more than 456 seconds. [ 1330.136114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.136136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1330.136201][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.167526][ T32] r5:85124800 r4:829189bc [ 1330.167609][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.167906][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.168068][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.168682][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.169439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.170801][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1330.171610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 8 printk messages dropped ** [ 1330.172138][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.172859][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.173472][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.174009][ T32] r5:85125400 r4:829189bc [ 1330.174027][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.174220][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.175061][ T32] r5:851d9b8c r4:851d9800 ** 5 printk messages dropped ** [ 1330.175345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.175798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1330.198259][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 7 printk messages dropped ** [ 1330.198601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 2 printk messages dropped ** [ 1330.198702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.198785][ T32] r4:00000000 [ 1330.198811][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.198864][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.198917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.198980][ T32] r5:00001000 r4:eda49000 [ 1330.199032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.199076][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.199117][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.199165][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.199219][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.199241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.199284][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.199334][ T32] r4:84ffea80 [ 1330.199357][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.199402][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.199497][ T32] r4:00000001 [ 1330.199573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.199611][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.199703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.199763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.199793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.199821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.199844][ T32] r4:8500f640 [ 1330.199888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.199920][ T32] INFO: task kworker/1:455:4229 blocked for more than 456 seconds. [ 1330.199954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.199978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.200000][ T32] task:kworker/1:455 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.200078][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.200159][ T32] Call trace: [ 1330.200232][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.200281][ T32] r10:829189c0 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:85126000 [ 1330.200331][ T32] r4:85126000 [ 1330.200360][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.200401][ T32] r5:85126000 r4:829189bc [ 1330.200421][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.200494][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.200550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1330.200572][ T32] r4:00000000 [ 1330.200591][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.200665][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.200732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.200783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206bc0 [ 1330.200805][ T32] r4:00000000 [ 1330.200825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.200865][ T32] r9:83018205 r8:85126000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1330.200886][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.200953][ T32] r5:00001000 r4:eaa6f000 [ 1330.200976][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.201014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.201052][ T32] r5:851dab8c r4:851da800 [ 1330.201099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.201144][ T32] r7:ddde2d40 r6:83018200 r5:851dab8c r4:851fdd00 [ 1330.201166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.201210][ T32] r10:61c88647 r9:85126000 r8:851fdd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.201256][ T32] r4:851fdd00 [ 1330.201278][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.201336][ T32] r10:00000000 r9:851fdd00 r8:8027ecf4 r7:eab41e60 r6:851fdd80 r5:85126000 [ 1330.201359][ T32] r4:00000001 [ 1330.201378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.201412][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1330.201465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.201496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.201523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.201551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.201573][ T32] r4:852068c0 [ 1330.202049][ T32] INFO: task kworker/1:455:4229 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 5 printk messages dropped ** [ 1330.202419][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.202622][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.202941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 8 printk messages dropped ** [ 1330.203355][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.203789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.204529][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.204712][ T32] r5:8518bc00 r4:829189bc ** 2 printk messages dropped ** [ 1330.204831][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 ** 8 printk messages dropped ** [ 1330.205333][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.205702][ T32] r10:61c88647 r9:8518bc00 r8:851fde2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.206151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.238732][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.239067][ T32] r4:82ac11e4 [ 1330.239099][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.239283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.239310][ T32] r4:e06c9dc0 [ 1330.239330][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.239409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.239435][ T32] r4:00000000 [ 1330.239456][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.239531][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.239586][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.239630][ T32] r5:00001000 r4:eda49000 [ 1330.239651][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.239704][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.239749][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.239770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.239813][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.239860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.239909][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.239980][ T32] r4:84ffea80 [ 1330.240037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.240084][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.240127][ T32] r4:00000001 [ 1330.240150][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.240185][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.240211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.240238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.240264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.240292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.240313][ T32] r4:8500f640 [ 1330.240363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.240424][ T32] INFO: task kworker/1:457:4234 blocked for more than 456 seconds. [ 1330.240466][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.240518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.240567][ T32] task:kworker/1:457 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.240646][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.240787][ T32] Call trace: [ 1330.240876][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.240926][ T32] r10:829189c0 r9:eab75d84 r8:00000002 r7:60000113 r6:eab75d8c r5:8518b000 [ 1330.240948][ T32] r4:8518b000 [ 1330.240994][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.241051][ T32] r5:8518b000 r4:829189bc [ 1330.241075][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.241115][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.241160][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 [ 1330.241312][ T32] r4:00000000 [ 1330.241335][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.241373][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.241462][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.241507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206940 [ 1330.241529][ T32] r4:00000000 [ 1330.241558][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.241601][ T32] r9:83018205 r8:8518b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.241623][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.241707][ T32] r5:00001000 r4:eaa45000 [ 1330.241757][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.241800][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.241890][ T32] r5:851da38c r4:851da000 [ 1330.241913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.241955][ T32] r7:ddde2d40 r6:83018200 r5:851da38c r4:851fde80 [ 1330.242002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.242051][ T32] r10:61c88647 r9:8518b000 r8:851fdeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.242085][ T32] r4:851fde80 [ 1330.242140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.242186][ T32] r10:00000000 r9:851fde80 r8:8027ecf4 r7:eab5de60 r6:84d9a780 r5:8518b000 [ 1330.242210][ T32] r4:00000001 [ 1330.242228][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.242408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.242937][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.243348][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.243549][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1330.243807][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1330.244195][ T32] r4:84ffea80 ** 5 printk messages dropped ** [ 1330.244382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.244413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.244503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.244543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.244565][ T32] r4:8500f640 [ 1330.244584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.244609][ T32] INFO: task kworker/1:458:4236 blocked for more than 456 seconds. [ 1330.244636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.244659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.244679][ T32] task:kworker/1:458 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.244784][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.244826][ T32] Call trace: [ 1330.244858][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.244930][ T32] r10:829189c0 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:8518e000 [ 1330.244956][ T32] r4:8518e000 [ 1330.244993][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.245040][ T32] r5:8518e000 r4:829189bc [ 1330.245061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.245100][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.245172][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.245213][ T32] r4:00000000 [ 1330.245235][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.245273][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.245309][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.245350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206a40 [ 1330.245398][ T32] r4:00000000 [ 1330.245426][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.245468][ T32] r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.245509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.245576][ T32] r5:00001000 r4:eaa51000 [ 1330.245604][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.245753][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.246130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.269455][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.269526][ T32] Call trace: [ 1330.269613][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.269696][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.269730][ T32] r4:00000000 [ 1330.269750][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.269790][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.269821][ T32] 9d20: c8b18000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.269916][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.269995][ T32] 9d60: 800f0013 ffffffff [ 1330.270078][ T32] r5:800f0013 r4:80239bb0 [ 1330.270102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.270146][ T32] r4:82ac11e4 [ 1330.270275][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.270324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.270347][ T32] r4:e06c9dc0 [ 1330.270367][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.270409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.270430][ T32] r4:00000000 [ 1330.270450][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.270493][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.270515][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.270567][ T32] r5:00001000 r4:eda49000 [ 1330.270591][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.270632][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.270672][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.270691][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.270741][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.270763][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.270833][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.270868][ T32] r4:84ffea80 [ 1330.270916][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.270990][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.271016][ T32] r4:00000001 [ 1330.271036][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.271071][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.271098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.271126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.271152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.271246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.271299][ T32] r4:8500f640 [ 1330.271350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.271381][ T32] INFO: task kworker/1:459:4237 blocked for more than 456 seconds. [ 1330.271416][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1330.271900][ T32] r10:829189c0 r9:eab81d84 r8:00000002 r7:60000113 r6:eab81d8c r5:8518c800 ** 2 printk messages dropped ** [ 1330.272011][ T32] r5:8518c800 r4:829189bc ** 1 printk messages dropped ** [ 1330.272104][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.272502][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.272730][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.273076][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) ** 4 printk messages dropped ** [ 1330.273312][ T32] r4:852069c0 ** 3 printk messages dropped ** [ 1330.273869][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.274200][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1330.274563][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.274765][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.275125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.275568][ T32] task:kworker/1:460 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.275983][ T32] r5:84d08000 r4:829189bc ** 3 printk messages dropped ** [ 1330.276318][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.293142][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.293512][ T32] r10:61c88647 r9:84d08000 r8:8521702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.293859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.294714][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1330.294883][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.294957][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.294990][ T32] 9d20: c8d8f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.295018][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.295068][ T32] 9d60: 800f0013 ffffffff [ 1330.295154][ T32] r5:800f0013 r4:80239bb0 [ 1330.295202][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.295272][ T32] r4:82ac11e4 [ 1330.295296][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.295338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.295380][ T32] r4:e06c9dc0 [ 1330.295431][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.295487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.295519][ T32] r4:00000000 [ 1330.295538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.295580][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.295601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.295656][ T32] r5:00001000 r4:eda49000 [ 1330.295680][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.295765][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.295813][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.295833][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.295875][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.295923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.295979][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.296001][ T32] r4:84ffea80 [ 1330.296035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.296082][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.296104][ T32] r4:00000001 [ 1330.296147][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.296185][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.296302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.315882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.315994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.316032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.316057][ T32] r4:8500f640 [ 1330.316081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.316123][ T32] INFO: task kworker/1:461:4241 blocked for more than 456 seconds. [ 1330.316246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.316991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.317026][ T32] task:kworker/1:461 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.317146][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.317288][ T32] Call trace: [ 1330.317376][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.317435][ T32] r10:829189c0 r9:eab8dd84 r8:00000002 r7:60000113 r6:eab8dd8c r5:84d08c00 [ 1330.317459][ T32] r4:84d08c00 [ 1330.317479][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.317521][ T32] r5:84d08c00 r4:829189bc [ 1330.317541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.317603][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.317732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1330.317881][ T32] r4:00000000 [ 1330.317918][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.317962][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.318002][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1330.318165][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.318490][ T32] r10:61c88647 r9:84d08c00 r8:852170ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.318842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1330.319829][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1330.320065][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1330.320311][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1330.320683][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1330.320964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.321427][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.321776][ T32] r5:84d09800 r4:829189bc [ 1330.321824][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.322055][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1330.322298][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.322731][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) ** 6 printk messages dropped ** [ 1330.323284][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.323339][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.323380][ T32] Call trace: [ 1330.323425][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.323524][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.323551][ T32] r4:00000000 [ 1330.323570][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.323666][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.323698][ T32] 9d20: c91d4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.323771][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.323798][ T32] 9d60: 800f0013 ffffffff [ 1330.323821][ T32] r5:800f0013 r4:80239bb0 [ 1330.323919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.323964][ T32] r4:82ac11e4 [ 1330.323984][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.324026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.324076][ T32] r4:e06c9dc0 [ 1330.324099][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.324140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.324163][ T32] r4:00000000 [ 1330.324180][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.324220][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.324241][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.324281][ T32] r5:00001000 r4:eda49000 [ 1330.324300][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.324366][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.324409][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.324454][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.324534][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.324556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.324623][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.324659][ T32] r4:84ffea80 [ 1330.324680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.324758][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.324783][ T32] r4:00000001 [ 1330.324826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.324864][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.324890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.324918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.324944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.325024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.325049][ T32] r4:8500f640 [ 1330.325087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.325116][ T32] INFO: task kworker/1:463:4245 blocked for more than 456 seconds. [ 1330.325143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.325184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.325222][ T32] task:kworker/1:463 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.325279][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.325347][ T32] Call trace: [ 1330.325439][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.325486][ T32] r10:829189c0 r9:eaba1d84 r8:00000002 r7:60000113 r6:eaba1d8c r5:84d0a400 [ 1330.325611][ T32] r4:84d0a400 [ 1330.325634][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.325706][ T32] r5:84d0a400 r4:829189bc [ 1330.325731][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.325951][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 ** 8 printk messages dropped ** [ 1330.341750][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.342192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.343007][ T32] INFO: task kworker/1:463:4245 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 11 printk messages dropped ** [ 1330.343676][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.344311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 10 printk messages dropped ** [ 1330.345010][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.345488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.345959][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.346201][ T32] r5:84d0bc00 r4:829189bc ** 3 printk messages dropped ** [ 1330.363028][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.363150][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.363612][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.364218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.365218][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.365438][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1330.365922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.366009][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.366030][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.366072][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.366094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.366137][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.366185][ T32] r4:84ffea80 [ 1330.366272][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.379362][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.379450][ T32] r4:00000001 [ 1330.379479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.379566][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.379601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.379657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.379687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.379750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.379804][ T32] r4:8500f640 [ 1330.379836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.379869][ T32] INFO: task kworker/0:97:4250 blocked for more than 456 seconds. [ 1330.379955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.379985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.380037][ T32] task:kworker/0:97 state:D stack:0 pid:4250 tgid:4250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.380150][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.380201][ T32] Call trace: [ 1330.380233][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.380283][ T32] r10:829189c0 r9:eaba9d84 r8:00000002 r7:60000013 r6:eaba9d8c r5:85128000 [ 1330.380333][ T32] r4:85128000 [ 1330.380356][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.380398][ T32] r5:85128000 r4:829189bc [ 1330.380467][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.380550][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.380606][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 [ 1330.380707][ T32] r4:00000000 [ 1330.380731][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.380796][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.380865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.380910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521ba80 [ 1330.380932][ T32] r4:00000000 [ 1330.380976][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.381022][ T32] r9:83018005 r8:85128000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1330.381044][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.381084][ T32] r5:00001000 r4:dfc59000 [ 1330.381106][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.381167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.381216][ T32] r5:8516478c r4:85164400 [ 1330.381236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.381278][ T32] r7:dddced40 r6:83018000 r5:8516478c r4:84d9ac00 [ 1330.381298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.381341][ T32] r10:61c88647 r9:85128000 r8:84d9ac2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.381362][ T32] r4:84d9ac00 [ 1330.381381][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.381425][ T32] r10:00000000 r9:84d9ac00 r8:8027ecf4 r7:eab65e60 r6:85217200 r5:85128000 [ 1330.381522][ T32] r4:00000001 [ 1330.381545][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.381641][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1330.381669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.381713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.381826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.381857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.381879][ T32] r4:8521b7c0 [ 1330.382378][ T32] INFO: task kworker/0:97:4250 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.382414][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.382491][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.382562][ T32] Call trace: [ 1330.382626][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.382705][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.382759][ T32] r4:00000000 [ 1330.382781][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.382821][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.382850][ T32] 9d20: c9986000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.382879][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.382901][ T32] 9d60: 800f0013 ffffffff [ 1330.382923][ T32] r5:800f0013 r4:80239bb0 [ 1330.382943][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.382983][ T32] r4:82ac11e4 [ 1330.383002][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.383043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.383065][ T32] r4:e06c9dc0 [ 1330.383110][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.383155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.383176][ T32] r4:00000000 [ 1330.383196][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.383238][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 1 printk messages dropped ** [ 1330.383297][ T32] r5:00001000 r4:eda49000 ** 5 printk messages dropped ** [ 1330.383598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.384006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1330.384319][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.384457][ T32] r5:85129800 r4:829189bc ** 3 printk messages dropped ** [ 1330.384675][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.384887][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.385127][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.385457][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) ** 7 printk messages dropped ** [ 1330.386182][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.401427][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.401704][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1330.402077][ T32] r5:00001000 r4:eda49000 ** 4 printk messages dropped ** [ 1330.402361][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 8 printk messages dropped ** [ 1330.402734][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.403350][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.403601][ T32] r5:8512a400 r4:829189bc ** 2 printk messages dropped ** [ 1330.403767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1330.403792][ T32] r4:00000000 [ 1330.403812][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.403852][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.403887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.403929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521bc00 [ 1330.403978][ T32] r4:00000000 [ 1330.404006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.404062][ T32] r9:83018005 r8:8512a400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.404087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.404152][ T32] r5:00001000 r4:e0395000 [ 1330.404175][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.404213][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.404251][ T32] r5:85164b8c r4:85164800 [ 1330.404295][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.404352][ T32] r7:dddced40 r6:83018000 r5:85164b8c r4:84d9ac80 [ 1330.404402][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.404450][ T32] r10:61c88647 r9:8512a400 r8:84d9acac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.404474][ T32] r4:84d9ac80 [ 1330.404523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.404569][ T32] r10:00000000 r9:84d9ac80 r8:8027ecf4 r7:eab65e60 r6:85217380 r5:8512a400 [ 1330.404604][ T32] r4:00000001 [ 1330.404655][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.404692][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1330.404725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.404752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.404803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.404840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.404862][ T32] r4:8521bb00 [ 1330.405335][ T32] INFO: task kworker/0:98:4254 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.405370][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.405453][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.405500][ T32] Call trace: [ 1330.405529][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.405576][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.405599][ T32] r4:00000000 [ 1330.405642][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.405683][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.405719][ T32] 9d20: c9b49000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.405792][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.405819][ T32] 9d60: 800f0013 ffffffff [ 1330.405843][ T32] r5:800f0013 r4:80239bb0 [ 1330.405863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.405903][ T32] r4:82ac11e4 [ 1330.405923][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.405966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.405988][ T32] r4:e06c9dc0 [ 1330.406007][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.406077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.406126][ T32] r4:00000000 [ 1330.406148][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.406189][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.406211][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.423250][ T32] r5:00001000 r4:eda49000 [ 1330.423377][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.423454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.423496][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.423518][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.423576][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.423601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.423798][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.424053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1330.424617][ T32] r4:8512b000 ** 1 printk messages dropped ** [ 1330.424705][ T32] r5:8512b000 r4:829189bc [ 1330.424731][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.424838][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.425024][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.425253][ T32] r5:851e4f8c r4:851e4c00 ** 5 printk messages dropped ** [ 1330.425499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.436749][ T32] INFO: task kworker/1:465:4255 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 12 printk messages dropped ** [ 1330.437416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1330.437980][ T32] r5:00001000 r4:eda49000 ** 5 printk messages dropped ** [ 1330.438253][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1330.438790][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1330.439042][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.439332][ T32] r5:8512bc00 r4:829189bc ** 2 printk messages dropped ** [ 1330.439464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 ** 8 printk messages dropped ** [ 1330.439855][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.440306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.441081][ T32] INFO: task kworker/0:99:4258 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 13 printk messages dropped ** [ 1330.441656][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.441831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 10 printk messages dropped ** [ 1330.442259][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.442304][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.442328][ T32] r4:84ffea80 [ 1330.442348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.442393][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.442416][ T32] r4:00000001 [ 1330.442435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.442478][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.442546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.442604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.442637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.442665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.442687][ T32] r4:8500f640 [ 1330.442734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.442763][ T32] INFO: task kworker/0:100:4260 blocked for more than 456 seconds. [ 1330.442812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.442842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.442861][ T32] task:kworker/0:100 state:D stack:0 pid:4260 tgid:4260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.442905][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.442954][ T32] Call trace: [ 1330.442994][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.443042][ T32] r10:829189c0 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:8512c800 [ 1330.443063][ T32] r4:8512c800 [ 1330.443105][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.443170][ T32] r5:8512c800 r4:829189bc [ 1330.443215][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.443265][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.443313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1330.443346][ T32] r4:00000000 [ 1330.443366][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.443414][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.443453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.443504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521bf00 [ 1330.443530][ T32] r4:00000000 [ 1330.443549][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.443590][ T32] r9:83018005 r8:8512c800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1330.443610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.443647][ T32] r5:00001000 r4:e04fb000 [ 1330.443667][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.443711][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.443750][ T32] r5:8516578c r4:85165400 [ 1330.443768][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.443830][ T32] r7:dddced40 r6:83018000 r5:8516578c r4:84d9ad80 [ 1330.443878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.443933][ T32] r10:61c88647 r9:8512c800 r8:84d9adac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.443954][ T32] r4:84d9ad80 [ 1330.443973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.444016][ T32] r10:00000000 r9:84d9ad80 r8:8027ecf4 r7:eabb5e60 r6:85217580 r5:8512c800 [ 1330.444060][ T32] r4:00000001 [ 1330.444082][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.444137][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1330.444171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.444199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.444224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.444252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.444298][ T32] r4:8521be00 [ 1330.444626][ T32] INFO: task kworker/0:100:4260 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.444670][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.444783][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.444825][ T32] Call trace: [ 1330.444887][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.444937][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.444960][ T32] r4:00000000 [ 1330.445001][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.445050][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.445081][ T32] 9d20: ca1d4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.445129][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.445155][ T32] 9d60: 800f0013 ffffffff [ 1330.445178][ T32] r5:800f0013 r4:80239bb0 [ 1330.445197][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.445280][ T32] r4:82ac11e4 [ 1330.445313][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.445361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.445404][ T32] r4:e06c9dc0 [ 1330.445434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.445488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.445535][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.445602][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1330.445998][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1330.473354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.473935][ T32] r4:8512d400 ** 1 printk messages dropped ** [ 1330.474029][ T32] r5:8512d400 r4:829189bc ** 1 printk messages dropped ** [ 1330.474094][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.474560][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.474957][ T32] r10:00000000 r9:84d9ae00 r8:8027ecf4 r7:eabb9e60 r6:85217600 r5:8512d400 ** 9 printk messages dropped ** [ 1330.475720][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.482943][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1330.483198][ T32] r5:00001000 r4:eda49000 [ 1330.483227][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.483269][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.483308][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.483351][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.483430][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.483475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.483554][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.483632][ T32] r4:84ffea80 [ 1330.483660][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.483713][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.483736][ T32] r4:00000001 [ 1330.483777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.483816][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.483897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.483942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.483970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.483997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.484019][ T32] r4:8500f640 [ 1330.484055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.484109][ T32] INFO: task kworker/0:102:4264 blocked for more than 456 seconds. [ 1330.484178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.484226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.484260][ T32] task:kworker/0:102 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.484322][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.484366][ T32] Call trace: [ 1330.484410][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.484499][ T32] r10:829189c0 r9:eabc1d84 r8:00000002 r7:60000013 r6:eabc1d8c r5:8512e000 [ 1330.484527][ T32] r4:8512e000 [ 1330.484568][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.484635][ T32] r5:8512e000 r4:829189bc [ 1330.484658][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.484728][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.484788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 [ 1330.484811][ T32] r4:00000000 [ 1330.484830][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.484869][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.484927][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.484973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220d40 [ 1330.485033][ T32] r4:00000000 [ 1330.485056][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.485097][ T32] r9:83018005 r8:8512e000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1330.485139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.485184][ T32] r5:00001000 r4:eabed000 [ 1330.485226][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.485340][ T32] r5:85166b8c r4:85166800 ** 5 printk messages dropped ** [ 1330.485550][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.496895][ T32] INFO: task kworker/0:102:4264 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 10 printk messages dropped ** [ 1330.497631][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.497837][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1330.498031][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1330.498483][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1330.498697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.499045][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.499269][ T32] r5:84d0d400 r4:829189bc ** 1 printk messages dropped ** [ 1330.499369][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.499652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.500007][ T32] r7:dddced40 r6:83018000 r5:85165f8c r4:84d9af00 ** 9 printk messages dropped ** [ 1330.500359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.501355][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1330.501895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 9 printk messages dropped ** [ 1330.502251][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 8 printk messages dropped ** [ 1330.502671][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.503049][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.503379][ T32] r5:84d0c800 r4:829189bc ** 1 printk messages dropped ** [ 1330.503437][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.503481][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1330.503502][ T32] r4:00000000 [ 1330.503522][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.503558][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.503594][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.503710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219c00 [ 1330.503746][ T32] r4:00000000 [ 1330.503765][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.503806][ T32] r9:83018205 r8:84d0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1330.503826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.503864][ T32] r5:00001000 r4:e0687000 [ 1330.503883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.503920][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.504011][ T32] r5:851e4b8c r4:851e4800 [ 1330.504087][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.504134][ T32] r7:ddde2d40 r6:83018200 r5:851e4b8c r4:85217700 [ 1330.504154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.504198][ T32] r10:61c88647 r9:84d0c800 r8:8521772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.504219][ T32] r4:85217700 [ 1330.504269][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.504314][ T32] r10:00000000 r9:85217700 r8:8027ecf4 r7:eabb1e60 r6:85223000 r5:84d0c800 [ 1330.504341][ T32] r4:00000001 [ 1330.504360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.504394][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1330.504419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.504497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.504561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.504619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.504645][ T32] r4:85219b00 [ 1330.504934][ T32] INFO: task kworker/1:466:4267 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.504969][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.505065][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.505132][ T32] Call trace: [ 1330.505277][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.505326][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.505348][ T32] r4:00000000 [ 1330.505371][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.505414][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.505443][ T32] 9d20: ca96e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.505487][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.505532][ T32] 9d60: 800f0013 ffffffff [ 1330.505609][ T32] r5:800f0013 r4:80239bb0 [ 1330.505632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.505672][ T32] r4:82ac11e4 [ 1330.505692][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.505740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.505762][ T32] r4:e06c9dc0 [ 1330.505781][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.505822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.505843][ T32] r4:00000000 [ 1330.505862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.505931][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.505957][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.506010][ T32] r5:00001000 r4:eda49000 [ 1330.506032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.506154][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.506303][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.536792][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.536893][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.536940][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.537048][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1330.537372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.537856][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.538013][ T32] r5:84d0ec00 r4:829189bc [ 1330.538034][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.538394][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.538868][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.539156][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.540039][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1330.540137][ T32] r4:00000000 [ 1330.540160][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.540224][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.540306][ T32] 9d20: cb172000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.540337][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.540362][ T32] 9d60: 800f0013 ffffffff [ 1330.540385][ T32] r5:800f0013 r4:80239bb0 [ 1330.540405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.540444][ T32] r4:82ac11e4 [ 1330.540465][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.540532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.540554][ T32] r4:e06c9dc0 [ 1330.540573][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.540627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.540683][ T32] r4:00000000 [ 1330.540717][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.540759][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.540824][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.540899][ T32] r5:00001000 r4:eda49000 [ 1330.540922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.540963][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.541001][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.541021][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.541114][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.541138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.541182][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.541204][ T32] r4:84ffea80 [ 1330.541222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.541294][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.541320][ T32] r4:00000001 [ 1330.541339][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.541399][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.541428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.541458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.541484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.541511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.541597][ T32] r4:8500f640 [ 1330.541619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.541670][ T32] INFO: task kworker/1:467:4272 blocked for more than 457 seconds. [ 1330.541769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.541819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1330.542089][ T32] r10:829189c0 r9:eabddd84 r8:00000002 r7:60000013 r6:eabddd8c r5:8518d400 ** 2 printk messages dropped ** [ 1330.542227][ T32] r5:8518d400 r4:829189bc [ 1330.542251][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.542568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.542944][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.543239][ T32] r10:00000000 r9:85217780 r8:8027ecf4 r7:eabb1e60 r6:85223180 r5:8518d400 [ 1330.543286][ T32] r4:00000001 [ 1330.543311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.543365][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 1330.543403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.543433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.543465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.543494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.543517][ T32] r4:85219d80 [ 1330.543808][ T32] INFO: task kworker/1:467:4272 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.543854][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.543913][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.543997][ T32] Call trace: [ 1330.544083][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.544133][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.544170][ T32] r4:00000000 [ 1330.544192][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.544258][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.544345][ T32] 9d20: cb172000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1330.544724][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1330.545036][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1330.545461][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.545753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.569718][ T32] r4:8518ec00 ** 1 printk messages dropped ** [ 1330.569852][ T32] r5:8518ec00 r4:829189bc [ 1330.569920][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.570408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.571187][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.571833][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.573484][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 10 printk messages dropped ** [ 1330.574284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 5 printk messages dropped ** [ 1330.574779][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.574890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.574982][ T32] r5:00001000 r4:eda49000 [ 1330.575025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.575122][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.575210][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.575268][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.575361][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.575424][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.575534][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.575583][ T32] r4:84ffea80 [ 1330.575625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.575732][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.575796][ T32] r4:00000001 [ 1330.575837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.575913][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.575965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.576019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.576069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.576126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.576171][ T32] r4:8500f640 [ 1330.597086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.597308][ T32] INFO: task kworker/0:105:4275 blocked for more than 457 seconds. [ 1330.597400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.597465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.597526][ T32] task:kworker/0:105 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.597637][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.597778][ T32] Call trace: [ 1330.597852][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.597956][ T32] r10:829189c0 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:84d0e000 [ 1330.598015][ T32] r4:84d0e000 [ 1330.598055][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.598161][ T32] r5:84d0e000 r4:829189bc [ 1330.598235][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.598362][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.598495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1330.598552][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.598831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1330.599608][ T32] r7:dddced40 r6:83018000 r5:8516678c r4:85223280 ** 7 printk messages dropped ** [ 1330.600194][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1330.600267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.600330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.600381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.600435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.600527][ T32] r4:85220540 [ 1330.601221][ T32] INFO: task kworker/0:105:4275 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.601289][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.601487][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.601548][ T32] Call trace: [ 1330.601588][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.601654][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.601685][ T32] r4:00000000 [ 1330.601720][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.601794][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.601833][ T32] 9d20: cb6ec000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.601869][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.601898][ T32] 9d60: 800f0013 ffffffff [ 1330.601926][ T32] r5:800f0013 r4:80239bb0 [ 1330.601952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.602029][ T32] r4:82ac11e4 [ 1330.602109][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.602162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.602214][ T32] r4:e06c9dc0 [ 1330.602322][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.602374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.602402][ T32] r4:00000000 [ 1330.602435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.602499][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.602525][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.602600][ T32] r5:00001000 r4:eda49000 [ 1330.602653][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.602708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.602755][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.602831][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.602877][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 3 printk messages dropped ** [ 1330.603048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1330.603171][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.603196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.603230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.603256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.603339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.603366][ T32] r4:8500f640 [ 1330.603434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.603467][ T32] INFO: task kworker/1:469:4277 blocked for more than 457 seconds. [ 1330.603532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.603559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.603581][ T32] task:kworker/1:469 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.603659][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.603705][ T32] Call trace: [ 1330.603770][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.603818][ T32] r10:829189c0 r9:eabf1d84 r8:00000002 r7:60000113 r6:eabf1d8c r5:85130c00 [ 1330.603842][ T32] r4:85130c00 [ 1330.603898][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.604007][ T32] r5:85130c00 r4:829189bc [ 1330.604040][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.604097][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.604146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1330.604168][ T32] r4:00000000 [ 1330.604189][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.604227][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.604586][ T32] r5:00001000 r4:dfaa7000 ** 4 printk messages dropped ** [ 1330.604766][ T32] r7:ddde2d40 r6:83018200 r5:851e5b8c r4:85217880 ** 10 printk messages dropped ** [ 1330.605152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.605886][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.606130][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.621205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 8 printk messages dropped ** [ 1330.621607][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1330.622117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1330.622579][ T32] r5:85130000 r4:829189bc [ 1330.622600][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.622834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1330.623354][ T32] r7:dddced40 r6:83018000 r5:8516778c r4:85223400 ** 8 printk messages dropped ** [ 1330.623687][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.624553][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.624855][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.625139][ T32] r4:e06c9dc0 [ 1330.625158][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.625199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.625220][ T32] r4:00000000 [ 1330.625239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.625296][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.625347][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.625390][ T32] r5:00001000 r4:eda49000 [ 1330.625461][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.625511][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.625571][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.625593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.625636][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.625656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.625721][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.625747][ T32] r4:84ffea80 [ 1330.625962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.626034][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.626061][ T32] r4:00000001 [ 1330.626080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.626114][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.626139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.626167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.626218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.626249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.626342][ T32] r4:8500f640 [ 1330.645298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.645355][ T32] INFO: task kworker/0:107:4281 blocked for more than 457 seconds. [ 1330.645392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.645416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.645456][ T32] task:kworker/0:107 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.645524][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.645582][ T32] Call trace: [ 1330.645644][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.645747][ T32] r10:829189c0 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:85131800 [ 1330.645799][ T32] r4:85131800 [ 1330.645823][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.645866][ T32] r5:85131800 r4:829189bc [ 1330.645886][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.645926][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.645971][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 1330.645993][ T32] r4:00000000 [ 1330.646062][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.646105][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.646170][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.646258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220e40 [ 1330.656952][ T32] r4:00000000 [ 1330.657037][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.657117][ T32] r9:83018005 r8:85131800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 6 printk messages dropped ** [ 1330.657435][ T32] r7:dddced40 r6:83018000 r5:85166f8c r4:85223500 ** 9 printk messages dropped ** [ 1330.657782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.658720][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1330.659139][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1330.659498][ T32] r5:00001000 r4:eda49000 ** 4 printk messages dropped ** [ 1330.659737][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 9 printk messages dropped ** [ 1330.660113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.660512][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.660585][ T32] Call trace: [ 1330.660621][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.660679][ T32] r10:829189c0 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:85133000 [ 1330.660713][ T32] r4:85133000 [ 1330.660736][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.660779][ T32] r5:85133000 r4:829189bc [ 1330.660851][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.660948][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.661104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1330.661130][ T32] r4:00000000 [ 1330.661155][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.661221][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.661262][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.661303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220100 [ 1330.661328][ T32] r4:00000000 [ 1330.661373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.661417][ T32] r9:83018005 r8:85133000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1330.661459][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.661537][ T32] r5:00001000 r4:eac01000 [ 1330.661560][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.661601][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.661639][ T32] r5:8516738c r4:85167000 [ 1330.661659][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.661705][ T32] r7:dddced40 r6:83018000 r5:8516738c r4:85223600 [ 1330.661728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.661773][ T32] r10:61c88647 r9:85133000 r8:8522362c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.661857][ T32] r4:85223600 [ 1330.661887][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.661932][ T32] r10:00000000 r9:85223600 r8:8027ecf4 r7:eabf5e60 r6:85223680 r5:85133000 [ 1330.661986][ T32] r4:00000001 [ 1330.662034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.662071][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1330.662100][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.662573][ T32] INFO: task kworker/0:108:4284 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 11 printk messages dropped ** [ 1330.663182][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.663565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 11 printk messages dropped ** [ 1330.664027][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1330.664633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1330.665066][ T32] r4:85133c00 ** 1 printk messages dropped ** [ 1330.665182][ T32] r5:85133c00 r4:829189bc ** 3 printk messages dropped ** [ 1330.665507][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.665893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1330.689187][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.690327][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 11 printk messages dropped ** [ 1330.690979][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.691531][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.691842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.691871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.691899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.691921][ T32] r4:8500f640 [ 1330.691942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.691971][ T32] INFO: task kworker/0:110:4287 blocked for more than 457 seconds. [ 1330.692004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.692028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.692049][ T32] task:kworker/0:110 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.692096][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.692135][ T32] Call trace: [ 1330.692165][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.692236][ T32] r10:829189c0 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:85134800 [ 1330.692264][ T32] r4:85134800 [ 1330.692311][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.692365][ T32] r5:85134800 r4:829189bc [ 1330.692386][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.692426][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.692472][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1330.692565][ T32] r4:00000000 [ 1330.692603][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.692679][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.692736][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.692861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85224000 [ 1330.692925][ T32] r4:00000000 [ 1330.693003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.693105][ T32] r9:83018005 r8:85134800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1330.693129][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.693168][ T32] r5:00001000 r4:eac11000 [ 1330.693189][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.693227][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.693266][ T32] r5:85167b8c r4:85167800 [ 1330.693311][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.693411][ T32] r7:dddced40 r6:83018000 r5:85167b8c r4:85223800 [ 1330.693496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.693544][ T32] r10:61c88647 r9:85134800 r8:8522382c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.693566][ T32] r4:85223800 [ 1330.693584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.693627][ T32] r10:00000000 r9:85223800 r8:8027ecf4 r7:eabc9e60 r6:85223880 r5:85134800 [ 1330.693650][ T32] r4:00000001 [ 1330.693668][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.693709][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1330.693762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.693874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.693905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.693934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.693957][ T32] r4:85224140 [ 1330.694243][ T32] INFO: task kworker/0:110:4287 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.694278][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.694336][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.694390][ T32] Call trace: [ 1330.694464][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.694515][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.694537][ T32] r4:00000000 [ 1330.694582][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.694642][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.694680][ T32] 9d20: cc1ea000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.694714][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.694737][ T32] 9d60: 800f0013 ffffffff [ 1330.694760][ T32] r5:800f0013 r4:80239bb0 [ 1330.694805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.694911][ T32] r4:82ac11e4 [ 1330.694936][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.694982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.695031][ T32] r4:e06c9dc0 [ 1330.695053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.695095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.695132][ T32] r4:00000000 [ 1330.695207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.695251][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.695287][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.695330][ T32] r5:00001000 r4:eda49000 [ 1330.695355][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.695395][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.695431][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.695451][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.695494][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.695514][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.695558][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.695608][ T32] r4:84ffea80 [ 1330.695702][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.695750][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.695772][ T32] r4:00000001 [ 1330.695819][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.695855][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.695881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.695909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.695935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.696014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.696040][ T32] r4:8500f640 [ 1330.696077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.696106][ T32] INFO: task kworker/0:111:4290 blocked for more than 457 seconds. [ 1330.696134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.696202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.712551][ T32] task:kworker/0:111 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.712709][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.712776][ T32] Call trace: [ 1330.712844][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.712929][ T32] r10:829189c0 r9:eac15d84 r8:00000002 r7:60000013 r6:eac15d8c r5:85135400 [ 1330.712956][ T32] r4:85135400 [ 1330.712996][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.713041][ T32] r5:85135400 r4:829189bc [ 1330.713085][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.713129][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.713173][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 1330.713195][ T32] r4:00000000 [ 1330.713213][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.713249][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.713288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.713353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85224280 [ 1330.713379][ T32] r4:00000000 [ 1330.713431][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.713479][ T32] r9:83018005 r8:85135400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1330.713500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.713540][ T32] r5:00001000 r4:eac25000 [ 1330.713586][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.713655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.713704][ T32] r5:8517038c r4:85170000 [ 1330.713726][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.713770][ T32] r7:dddced40 r6:83018000 r5:8517038c r4:85223900 [ 1330.713790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.713834][ T32] r10:61c88647 r9:85135400 r8:8522392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.713855][ T32] r4:85223900 [ 1330.713876][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.713932][ T32] r10:00000000 r9:85223900 r8:8027ecf4 r7:eabc9e60 r6:85223980 r5:85135400 [ 1330.713989][ T32] r4:00000001 [ 1330.714013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.714051][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1330.714104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.714135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.714186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.714220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.714242][ T32] r4:85224180 [ 1330.714718][ T32] INFO: task kworker/0:111:4290 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.714754][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.714866][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.714913][ T32] Call trace: [ 1330.714950][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.715000][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.715023][ T32] r4:00000000 [ 1330.715042][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.715079][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.715107][ T32] 9d20: cc2e8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.715135][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.715158][ T32] 9d60: 800f0013 ffffffff [ 1330.715181][ T32] r5:800f0013 r4:80239bb0 [ 1330.715201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.715242][ T32] r4:82ac11e4 [ 1330.715262][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.715342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.715375][ T32] r4:e06c9dc0 [ 1330.715395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.715437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.715490][ T32] r4:00000000 [ 1330.715512][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.715554][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.715575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.715643][ T32] r5:00001000 r4:eda49000 [ 1330.715665][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.715710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.715750][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.715770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.715825][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.715862][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.715910][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.716006][ T32] r4:84ffea80 [ 1330.716029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.716075][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.716110][ T32] r4:00000001 [ 1330.716142][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.716183][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.716258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.729736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.729788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.729823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.729847][ T32] r4:8500f640 [ 1330.729871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.729923][ T32] INFO: task kworker/0:112:4293 blocked for more than 457 seconds. [ 1330.729961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.730014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.730039][ T32] task:kworker/0:112 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.730179][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.730282][ T32] Call trace: [ 1330.730321][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.730377][ T32] r10:829189c0 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:85136c00 [ 1330.730428][ T32] r4:85136c00 [ 1330.730458][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.730527][ T32] r5:85136c00 r4:829189bc [ 1330.730551][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.730593][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.730639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 1330.730661][ T32] r4:00000000 [ 1330.730679][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.730745][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.730790][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.730915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c740 [ 1330.731021][ T32] r4:00000000 [ 1330.731052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.731096][ T32] r9:83018005 r8:85136c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1330.731143][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.731187][ T32] r5:00001000 r4:ead0d000 [ 1330.731263][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.731306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.731383][ T32] r5:85170f8c r4:85170c00 [ 1330.731453][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.731509][ T32] r7:dddced40 r6:83018000 r5:85170f8c r4:85223a00 [ 1330.731532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.731578][ T32] r10:61c88647 r9:85136c00 r8:85223a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.731600][ T32] r4:85223a00 [ 1330.731619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.731715][ T32] r10:00000000 r9:85223a00 r8:8027ecf4 r7:eac15e60 r6:85223a80 r5:85136c00 [ 1330.731769][ T32] r4:00000001 [ 1330.731837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.731957][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 1330.731987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.732265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.732295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.732323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.732344][ T32] r4:852242c0 [ 1330.732841][ T32] INFO: task kworker/0:112:4293 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.732879][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.732937][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.732978][ T32] Call trace: [ 1330.733140][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.733190][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.733212][ T32] r4:00000000 [ 1330.733231][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.733269][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.733298][ T32] 9d20: cc6db000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.733325][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.733416][ T32] 9d60: 800f0013 ffffffff [ 1330.733443][ T32] r5:800f0013 r4:80239bb0 [ 1330.733472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.733517][ T32] r4:82ac11e4 [ 1330.733621][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.733669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.733691][ T32] r4:e06c9dc0 [ 1330.733749][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.733796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.733818][ T32] r4:00000000 [ 1330.733836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.733893][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.733917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.733982][ T32] r5:00001000 r4:eda49000 [ 1330.734073][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.734117][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.734156][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.734176][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.734218][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.734238][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.734282][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.734303][ T32] r4:84ffea80 [ 1330.734338][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.734385][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.734432][ T32] r4:00000001 [ 1330.734460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.734495][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.734520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.734548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.734575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.734603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.734705][ T32] r4:8500f640 [ 1330.734728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.734780][ T32] INFO: task kworker/0:113:4294 blocked for more than 457 seconds. [ 1330.734811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.734834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.734855][ T32] task:kworker/0:113 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.734898][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.734936][ T32] Call trace: [ 1330.735045][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.735095][ T32] r10:829189c0 r9:eac1dd84 r8:00000002 r7:60000113 r6:eac1dd8c r5:85132400 [ 1330.735117][ T32] r4:85132400 [ 1330.735189][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.735420][ T32] r5:85132400 r4:829189bc [ 1330.735460][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.735544][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.735592][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1330.735640][ T32] r4:00000000 [ 1330.735662][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.735701][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.735738][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.735858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85224480 [ 1330.735884][ T32] r4:00000000 [ 1330.735904][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.735945][ T32] r9:83018005 r8:85132400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1330.735966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.736021][ T32] r5:00001000 r4:eac33000 [ 1330.736043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.736081][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.736119][ T32] r5:8517078c r4:85170400 [ 1330.736163][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.736207][ T32] r7:dddced40 r6:83018000 r5:8517078c r4:85223b00 [ 1330.736227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.756830][ T32] r10:61c88647 r9:85132400 r8:85223b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.756993][ T32] r4:85223b00 [ 1330.757024][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.757095][ T32] r10:00000000 r9:85223b00 r8:8027ecf4 r7:eac29e60 r6:85223b80 r5:85132400 [ 1330.757117][ T32] r4:00000001 [ 1330.757137][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.757227][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 1330.757261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.757334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.757363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.757392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.757414][ T32] r4:852242c0 [ 1330.757885][ T32] INFO: task kworker/0:113:4294 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.757921][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.757990][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.758040][ T32] Call trace: [ 1330.758115][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.758178][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.758202][ T32] r4:00000000 [ 1330.758247][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.758316][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.758349][ T32] 9d20: cca9a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.758403][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.758436][ T32] 9d60: 800f0013 ffffffff [ 1330.758534][ T32] r5:800f0013 r4:80239bb0 [ 1330.758574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.758622][ T32] r4:82ac11e4 [ 1330.758653][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.758706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.758729][ T32] r4:e06c9dc0 [ 1330.758750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.758820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.758872][ T32] r4:00000000 [ 1330.758894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.758937][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.758958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.759011][ T32] r5:00001000 r4:eda49000 [ 1330.759046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.759089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.759128][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.759148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.759190][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.759240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.759288][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.759311][ T32] r4:84ffea80 [ 1330.759340][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.759394][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.759416][ T32] r4:00000001 [ 1330.759434][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.759475][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.759520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.759577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.759635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.759666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.759690][ T32] r4:8500f640 [ 1330.759711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.759741][ T32] INFO: task kworker/1:470:4298 blocked for more than 457 seconds. [ 1330.759774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.759798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.759830][ T32] task:kworker/1:470 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.759877][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.759986][ T32] Call trace: [ 1330.760024][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.760071][ T32] r10:829189c0 r9:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:851a0000 [ 1330.760122][ T32] r4:851a0000 [ 1330.760151][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.760192][ T32] r5:851a0000 r4:829189bc [ 1330.760212][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.760251][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.760370][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1330.760400][ T32] r4:00000000 [ 1330.760447][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.760513][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.760586][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.760631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852149c0 [ 1330.760653][ T32] r4:00000000 [ 1330.760699][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.760744][ T32] r9:83018205 r8:851a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1330.760791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.760833][ T32] r5:00001000 r4:e483b000 [ 1330.760852][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.760890][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.760928][ T32] r5:851e7b8c r4:851e7800 [ 1330.760948][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.760989][ T32] r7:ddde2d40 r6:83018200 r5:851e7b8c r4:85217a80 [ 1330.761034][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.761082][ T32] r10:61c88647 r9:851a0000 r8:85217aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.761105][ T32] r4:85217a80 [ 1330.761123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.761166][ T32] r10:00000000 r9:85217a80 r8:8027ecf4 r7:eabdde60 r6:85223c00 r5:851a0000 [ 1330.761189][ T32] r4:00000001 [ 1330.761206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.761239][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1330.761264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.761291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.761318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.761345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.761379][ T32] r4:85214100 [ 1330.761648][ T32] INFO: task kworker/1:470:4298 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.761681][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.761779][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.761904][ T32] Call trace: [ 1330.761935][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.761984][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.762006][ T32] r4:00000000 [ 1330.762050][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.762090][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.762119][ T32] 9d20: cca9a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.762239][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.762293][ T32] 9d60: 800f0013 ffffffff [ 1330.762319][ T32] r5:800f0013 r4:80239bb0 [ 1330.762390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.762435][ T32] r4:82ac11e4 [ 1330.762462][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.762509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.762583][ T32] r4:e06c9dc0 [ 1330.762631][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.762676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.762697][ T32] r4:00000000 [ 1330.762716][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.762756][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.762777][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.762814][ T32] r5:00001000 r4:eda49000 [ 1330.762835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.762888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.762931][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.762978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.763024][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.763045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.763089][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.763111][ T32] r4:84ffea80 [ 1330.763155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.763204][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.763228][ T32] r4:00000001 [ 1330.763246][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.763280][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.763305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.763333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.763358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.763409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.763435][ T32] r4:8500f640 [ 1330.763514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.763543][ T32] INFO: task kworker/1:471:4299 blocked for more than 457 seconds. [ 1330.763571][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.763674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.763708][ T32] task:kworker/1:471 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.763787][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.763843][ T32] Call trace: [ 1330.763890][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.763969][ T32] r10:829189c0 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:851a0c00 [ 1330.764015][ T32] r4:851a0c00 [ 1330.764036][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.764076][ T32] r5:851a0c00 r4:829189bc [ 1330.764095][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.764183][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.764262][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1330.764287][ T32] r4:00000000 [ 1330.764332][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.764391][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.764459][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.764556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214200 [ 1330.764581][ T32] r4:00000000 [ 1330.764600][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.764641][ T32] r9:83018205 r8:851a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1330.764675][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.764716][ T32] r5:00001000 r4:dfdc1000 [ 1330.764761][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.764817][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.764858][ T32] r5:851e638c r4:851e6000 [ 1330.764894][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.764940][ T32] r7:ddde2d40 r6:83018200 r5:851e638c r4:85217b00 [ 1330.764960][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.765016][ T32] r10:61c88647 r9:851a0c00 r8:85217b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.765068][ T32] r4:85217b00 [ 1330.765117][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.765252][ T32] r10:00000000 r9:85217b00 r8:8027ecf4 r7:eac41e60 r6:85223c80 r5:851a0c00 [ 1330.765284][ T32] r4:00000001 [ 1330.765328][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.765367][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1330.765418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.765453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.765544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.765602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.765628][ T32] r4:852143c0 [ 1330.765874][ T32] INFO: task kworker/1:471:4299 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.765932][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.766032][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.766074][ T32] Call trace: [ 1330.766104][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.766151][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.766174][ T32] r4:00000000 [ 1330.766192][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.788590][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.788724][ T32] 9d20: ccdc6000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.788767][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.788848][ T32] 9d60: 800f0013 ffffffff [ 1330.788881][ T32] r5:800f0013 r4:80239bb0 [ 1330.788915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.788987][ T32] r4:82ac11e4 [ 1330.789008][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.789056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.789080][ T32] r4:e06c9dc0 [ 1330.789126][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.789173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.789198][ T32] r4:00000000 [ 1330.789218][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.789259][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.789281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.789367][ T32] r5:00001000 r4:eda49000 [ 1330.789391][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.789431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.789476][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.789552][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.789599][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.789620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.789665][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.789687][ T32] r4:84ffea80 [ 1330.789707][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.789751][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.789773][ T32] r4:00000001 [ 1330.789791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.789826][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.789864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.789895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.789976][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.790007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.790030][ T32] r4:8500f640 [ 1330.790072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.790123][ T32] INFO: task kworker/1:472:4301 blocked for more than 457 seconds. [ 1330.790157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.790193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.790218][ T32] task:kworker/1:472 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.790318][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.790388][ T32] Call trace: [ 1330.790422][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.790482][ T32] r10:829189c0 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:851a2400 [ 1330.790531][ T32] r4:851a2400 [ 1330.790561][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.790603][ T32] r5:851a2400 r4:829189bc [ 1330.790647][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.790692][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.790765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1330.790790][ T32] r4:00000000 [ 1330.790810][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.790848][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.790913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.790957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214340 [ 1330.790980][ T32] r4:00000000 [ 1330.790999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.791038][ T32] r9:83018205 r8:851a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1330.791086][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.791135][ T32] r5:00001000 r4:dffe5000 [ 1330.791155][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.791194][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.791232][ T32] r5:851e678c r4:851e6400 [ 1330.791250][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.791303][ T32] r7:ddde2d40 r6:83018200 r5:851e678c r4:85217b80 [ 1330.791352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.791414][ T32] r10:61c88647 r9:851a2400 r8:85217bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.791460][ T32] r4:85217b80 [ 1330.791483][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.791528][ T32] r10:00000000 r9:85217b80 r8:8027ecf4 r7:eac41e60 r6:85223d00 r5:851a2400 [ 1330.791551][ T32] r4:00000001 [ 1330.791572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.791606][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1330.791644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.791700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.791783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.791813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.791848][ T32] r4:85214240 [ 1330.792383][ T32] INFO: task kworker/1:472:4301 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.792500][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.792637][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.792679][ T32] Call trace: [ 1330.792707][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.792786][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.792812][ T32] r4:00000000 [ 1330.792831][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.792868][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.792896][ T32] 9d20: ccdc6000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.792925][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.792950][ T32] 9d60: 800f0013 ffffffff [ 1330.792997][ T32] r5:800f0013 r4:80239bb0 [ 1330.793021][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.793112][ T32] r4:82ac11e4 [ 1330.793136][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.793179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.793201][ T32] r4:e06c9dc0 [ 1330.793276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.793320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.793376][ T32] r4:00000000 [ 1330.793453][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.793502][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.793523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.793562][ T32] r5:00001000 r4:eda49000 [ 1330.793581][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.793620][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.793658][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.793690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.793737][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.793789][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.793836][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.793883][ T32] r4:84ffea80 [ 1330.793931][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.793979][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.794006][ T32] r4:00000001 [ 1330.794056][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.794103][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.794138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.794168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.794196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.794224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.794275][ T32] r4:8500f640 [ 1330.794297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.794355][ T32] INFO: task kworker/0:114:4303 blocked for more than 457 seconds. [ 1330.794395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.794482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.794508][ T32] task:kworker/0:114 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.794584][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.794655][ T32] Call trace: [ 1330.794684][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.794743][ T32] r10:829189c0 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:851a3c00 [ 1330.794795][ T32] r4:851a3c00 [ 1330.794816][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.794856][ T32] r5:851a3c00 r4:829189bc [ 1330.794874][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.794912][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.794956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1330.794978][ T32] r4:00000000 [ 1330.795066][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.795106][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.795193][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.795291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c840 [ 1330.795318][ T32] r4:00000000 [ 1330.795362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.795406][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1330.795474][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.795517][ T32] r5:00001000 r4:ead07000 [ 1330.795537][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.795601][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.795642][ T32] r5:85170b8c r4:85170800 [ 1330.795716][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.795760][ T32] r7:dddced40 r6:83018000 r5:85170b8c r4:85223d80 [ 1330.795781][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.795824][ T32] r10:61c88647 r9:851a3c00 r8:85223dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.795846][ T32] r4:85223d80 [ 1330.795901][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.795993][ T32] r10:00000000 r9:85223d80 r8:8027ecf4 r7:eac29e60 r6:85223e00 r5:851a3c00 [ 1330.796019][ T32] r4:00000001 [ 1330.796037][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.796098][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1330.796126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.796153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.796252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.812080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.812130][ T32] r4:85224c80 [ 1330.812646][ T32] INFO: task kworker/0:114:4303 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.812688][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.812823][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.812915][ T32] Call trace: [ 1330.812968][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.813051][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.813078][ T32] r4:00000000 [ 1330.813098][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.813138][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.813168][ T32] 9d20: ccf40000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.813221][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.813249][ T32] 9d60: 800f0013 ffffffff [ 1330.813273][ T32] r5:800f0013 r4:80239bb0 [ 1330.813293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.813336][ T32] r4:82ac11e4 [ 1330.813357][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.813400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.813423][ T32] r4:e06c9dc0 [ 1330.813443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.813517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.813570][ T32] r4:00000000 [ 1330.813619][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.813683][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.813713][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.813755][ T32] r5:00001000 r4:eda49000 [ 1330.813776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.813841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.813910][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.813934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.813980][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.814027][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.814149][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.814176][ T32] r4:84ffea80 [ 1330.814221][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.814269][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.814344][ T32] r4:00000001 [ 1330.814367][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.814427][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.814461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.814490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.814515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.814543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.814576][ T32] r4:8500f640 [ 1330.814601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.814630][ T32] INFO: task kworker/1:473:4304 blocked for more than 457 seconds. [ 1330.814680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.814733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.814759][ T32] task:kworker/1:473 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.814853][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.814947][ T32] Call trace: [ 1330.814976][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.815046][ T32] r10:829189c0 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:851a4800 [ 1330.815072][ T32] r4:851a4800 [ 1330.815092][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.815162][ T32] r5:851a4800 r4:829189bc [ 1330.815185][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.815225][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.815272][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1330.815319][ T32] r4:00000000 [ 1330.815366][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.815431][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.815480][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.815548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214500 [ 1330.815573][ T32] r4:00000000 [ 1330.815594][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.815634][ T32] r9:83018205 r8:851a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1330.815655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.815711][ T32] r5:00001000 r4:e005f000 [ 1330.815760][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.815802][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.815867][ T32] r5:851e6b8c r4:851e6800 [ 1330.815890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.815932][ T32] r7:ddde2d40 r6:83018200 r5:851e6b8c r4:85217c00 [ 1330.815952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.815996][ T32] r10:61c88647 r9:851a4800 r8:85217c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.816043][ T32] r4:85217c00 [ 1330.816065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.816135][ T32] r10:00000000 r9:85217c00 r8:8027ecf4 r7:eac41e60 r6:85223e80 r5:851a4800 [ 1330.816160][ T32] r4:00000001 [ 1330.816179][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.816214][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1330.816302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.829623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.829687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.829726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.829752][ T32] r4:85214680 [ 1330.830225][ T32] INFO: task kworker/1:473:4304 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.830281][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.830367][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.830444][ T32] Call trace: [ 1330.830509][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.830567][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.830592][ T32] r4:00000000 [ 1330.830624][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.830668][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.830752][ T32] 9d20: cd398000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.830784][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.830808][ T32] 9d60: 800f0013 ffffffff [ 1330.830830][ T32] r5:800f0013 r4:80239bb0 [ 1330.830850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.830894][ T32] r4:82ac11e4 [ 1330.830914][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.830954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.830976][ T32] r4:e06c9dc0 [ 1330.830996][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.831037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.831059][ T32] r4:00000000 [ 1330.831077][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.831118][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.831138][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.831189][ T32] r5:00001000 r4:eda49000 [ 1330.831237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.831281][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.831320][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.831364][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.831413][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.831434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.831486][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.831533][ T32] r4:84ffea80 [ 1330.831580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.831652][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.831683][ T32] r4:00000001 [ 1330.831705][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.831751][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.831781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.831809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.831835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.831890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.831921][ T32] r4:8500f640 [ 1330.831943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.831973][ T32] INFO: task kworker/1:474:4306 blocked for more than 457 seconds. [ 1330.832022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.832072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.832147][ T32] task:kworker/1:474 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.832197][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.832237][ T32] Call trace: [ 1330.832267][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.832331][ T32] r10:829189c0 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:851a3000 [ 1330.832358][ T32] r4:851a3000 [ 1330.832377][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.832417][ T32] r5:851a3000 r4:829189bc [ 1330.832455][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.832521][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.832567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1330.832590][ T32] r4:00000000 [ 1330.832637][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.832678][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.832740][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.832785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214600 [ 1330.832832][ T32] r4:00000000 [ 1330.832867][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.832910][ T32] r9:83018205 r8:851a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1330.832933][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.832973][ T32] r5:00001000 r4:e077d000 [ 1330.832994][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.833031][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.833098][ T32] r5:851e6f8c r4:851e6c00 [ 1330.833120][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.833163][ T32] r7:ddde2d40 r6:83018200 r5:851e6f8c r4:85217d00 [ 1330.833185][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.833229][ T32] r10:61c88647 r9:851a3000 r8:85217d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.833262][ T32] r4:85217d00 [ 1330.833292][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.833337][ T32] r10:00000000 r9:85217d00 r8:8027ecf4 r7:eac41e60 r6:85223f00 r5:851a3000 [ 1330.833386][ T32] r4:00000001 [ 1330.833409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.833443][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1330.833475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.833504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.833546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.833578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.833600][ T32] r4:85214540 [ 1330.833883][ T32] INFO: task kworker/1:474:4306 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.833918][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.834017][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.834061][ T32] Call trace: [ 1330.834090][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.834140][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.834162][ T32] r4:00000000 [ 1330.834180][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.834234][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.834267][ T32] 9d20: cd398000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.834294][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.834320][ T32] 9d60: 800f0013 ffffffff [ 1330.834342][ T32] r5:800f0013 r4:80239bb0 [ 1330.834361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.834426][ T32] r4:82ac11e4 [ 1330.834462][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.834505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.834551][ T32] r4:e06c9dc0 [ 1330.834601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.834644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.834666][ T32] r4:00000000 [ 1330.834730][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.834835][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.834874][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.834918][ T32] r5:00001000 r4:eda49000 [ 1330.834949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.834999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.835040][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.835071][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.835118][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.835138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.835182][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.835204][ T32] r4:84ffea80 [ 1330.835223][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.835266][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.835362][ T32] r4:00000001 [ 1330.835411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.835452][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.835480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.835509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.835535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.835573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.835599][ T32] r4:8500f640 [ 1330.835671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.835699][ T32] INFO: task kworker/1:475:4308 blocked for more than 457 seconds. [ 1330.835726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.835749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.835772][ T32] task:kworker/1:475 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.835841][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.835889][ T32] Call trace: [ 1330.835919][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.835963][ T32] r10:829189c0 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:851a6000 [ 1330.835985][ T32] r4:851a6000 [ 1330.836003][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.836042][ T32] r5:851a6000 r4:829189bc [ 1330.836061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.836099][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.836170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1330.836206][ T32] r4:00000000 [ 1330.836281][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.859266][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.859359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.859406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214740 [ 1330.859430][ T32] r4:00000000 [ 1330.859497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.859549][ T32] r9:83018205 r8:851a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1330.859624][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.859728][ T32] r5:00001000 r4:e07ab000 [ 1330.859779][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.859824][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.859865][ T32] r5:851e738c r4:851e7000 [ 1330.859898][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.859947][ T32] r7:ddde2d40 r6:83018200 r5:851e738c r4:85217c80 [ 1330.859970][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.860016][ T32] r10:61c88647 r9:851a6000 r8:85217cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.860039][ T32] r4:85217c80 [ 1330.860058][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.860128][ T32] r10:00000000 r9:85217c80 r8:8027ecf4 r7:eac41e60 r6:85223f80 r5:851a6000 [ 1330.860154][ T32] r4:00000001 [ 1330.860174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.860237][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1330.860297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.860332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.860358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.860403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.860429][ T32] r4:85214580 [ 1330.860930][ T32] INFO: task kworker/1:475:4308 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.860969][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.861040][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.861085][ T32] Call trace: [ 1330.861142][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.861196][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.861219][ T32] r4:00000000 [ 1330.861239][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.861301][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.861386][ T32] 9d20: cd797000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.861420][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.861457][ T32] 9d60: 800f0013 ffffffff [ 1330.861510][ T32] r5:800f0013 r4:80239bb0 [ 1330.861536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.861629][ T32] r4:82ac11e4 [ 1330.861653][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.861697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.861747][ T32] r4:e06c9dc0 [ 1330.861771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.861827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.861852][ T32] r4:00000000 [ 1330.861870][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.861914][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.861959][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.862029][ T32] r5:00001000 r4:eda49000 [ 1330.862052][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.862092][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.862130][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.862176][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.862254][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.862302][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.862351][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.862386][ T32] r4:84ffea80 [ 1330.862474][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.862549][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.862657][ T32] r4:00000001 [ 1330.862756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.862813][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.862868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.862925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.862954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.862982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.863004][ T32] r4:8500f640 [ 1330.863052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.863085][ T32] INFO: task kworker/1:476:4310 blocked for more than 457 seconds. [ 1330.863119][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.863192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.863216][ T32] task:kworker/1:476 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.863307][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.863348][ T32] Call trace: [ 1330.863389][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.863454][ T32] r10:829189c0 r9:eac71d84 r8:00000002 r7:60000113 r6:eac71d8c r5:851a5400 [ 1330.863481][ T32] r4:851a5400 [ 1330.863526][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.863570][ T32] r5:851a5400 r4:829189bc [ 1330.863589][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.863629][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.863675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 1330.863709][ T32] r4:00000000 [ 1330.863743][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.863824][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.863864][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.863907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214880 [ 1330.863930][ T32] r4:00000000 [ 1330.863949][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.863988][ T32] r9:83018205 r8:851a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1330.864009][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.864071][ T32] r5:00001000 r4:e07df000 [ 1330.864095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.864134][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.864173][ T32] r5:851e778c r4:851e7400 [ 1330.864192][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.864232][ T32] r7:ddde2d40 r6:83018200 r5:851e778c r4:85217d80 [ 1330.864296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.864344][ T32] r10:61c88647 r9:851a5400 r8:85217dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.864366][ T32] r4:85217d80 [ 1330.864425][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.864500][ T32] r10:00000000 r9:85217d80 r8:8027ecf4 r7:eac41e60 r6:85231000 r5:851a5400 [ 1330.864529][ T32] r4:00000001 [ 1330.864548][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.864584][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) [ 1330.864610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.864638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.864665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.864692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.864714][ T32] r4:85214780 [ 1330.865015][ T32] INFO: task kworker/1:476:4310 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.865051][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.865107][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.865147][ T32] Call trace: [ 1330.865177][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.865225][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.865249][ T32] r4:00000000 [ 1330.865269][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.865307][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.865349][ T32] 9d20: cd797000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.865383][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.865407][ T32] 9d60: 800f0013 ffffffff [ 1330.865430][ T32] r5:800f0013 r4:80239bb0 [ 1330.865456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.865499][ T32] r4:82ac11e4 [ 1330.865573][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.865619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.865643][ T32] r4:e06c9dc0 [ 1330.865661][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.865702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.865741][ T32] r4:00000000 [ 1330.865763][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.865804][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.865836][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.865881][ T32] r5:00001000 r4:eda49000 [ 1330.865902][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.865969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.866038][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.866060][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.866104][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.866142][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.866200][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.866225][ T32] r4:84ffea80 [ 1330.889121][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.889298][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.889330][ T32] r4:00000001 [ 1330.889351][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.889419][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.889458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.889489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.889516][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.889570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.889597][ T32] r4:8500f640 [ 1330.889649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.889683][ T32] INFO: task kworker/1:477:4313 blocked for more than 457 seconds. [ 1330.889742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.889772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.889805][ T32] task:kworker/1:477 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.889919][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.890065][ T32] Call trace: [ 1330.890129][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.890193][ T32] r10:829189c0 r9:eac7dd84 r8:00000002 r7:60000013 r6:eac7dd8c r5:851a1800 [ 1330.890220][ T32] r4:851a1800 [ 1330.890279][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.890326][ T32] r5:851a1800 r4:829189bc [ 1330.890412][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.890516][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.890580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 1330.890605][ T32] r4:00000000 [ 1330.890651][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.890692][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.890732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.890785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214bc0 [ 1330.890811][ T32] r4:00000000 [ 1330.890831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.890875][ T32] r9:83018205 r8:851a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1330.890897][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.890937][ T32] r5:00001000 r4:e486b000 [ 1330.890984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.891054][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.891097][ T32] r5:851e7f8c r4:851e7c00 [ 1330.891135][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.891204][ T32] r7:ddde2d40 r6:83018200 r5:851e7f8c r4:85217e00 [ 1330.891229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.891274][ T32] r10:61c88647 r9:851a1800 r8:85217e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.891297][ T32] r4:85217e00 [ 1330.891316][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.891359][ T32] r10:00000000 r9:85217e00 r8:8027ecf4 r7:eac41e60 r6:85231080 r5:851a1800 [ 1330.891382][ T32] r4:00000001 [ 1330.891401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.891434][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1330.891466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.891495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.891546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.891628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.891653][ T32] r4:852148c0 [ 1330.892120][ T32] INFO: task kworker/1:477:4313 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.892181][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.892266][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.892313][ T32] Call trace: [ 1330.892397][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.892454][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.892500][ T32] r4:00000000 [ 1330.892522][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.892574][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.892606][ T32] 9d20: cdb9f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.892635][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.892658][ T32] 9d60: 800f0013 ffffffff [ 1330.892682][ T32] r5:800f0013 r4:80239bb0 [ 1330.892701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.892741][ T32] r4:82ac11e4 [ 1330.892761][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.892801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.892823][ T32] r4:e06c9dc0 [ 1330.892841][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.892881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.892902][ T32] r4:00000000 [ 1330.892945][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.893018][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.893043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.893084][ T32] r5:00001000 r4:eda49000 [ 1330.893103][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.893141][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.893179][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.893236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.893283][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.893304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.893348][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.893369][ T32] r4:84ffea80 [ 1330.893387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.893430][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.893457][ T32] r4:00000001 [ 1330.893477][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.893511][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.893535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.893564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.893590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.893617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.893639][ T32] r4:8500f640 [ 1330.893658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.893683][ T32] INFO: task kworker/1:478:4315 blocked for more than 457 seconds. [ 1330.893736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.893770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.893792][ T32] task:kworker/1:478 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.893847][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.893888][ T32] Call trace: [ 1330.893937][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.893993][ T32] r10:829189c0 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:851a6c00 [ 1330.894018][ T32] r4:851a6c00 [ 1330.894037][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.894127][ T32] r5:851a6c00 r4:829189bc [ 1330.894150][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.894188][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.894234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1330.894282][ T32] r4:00000000 [ 1330.894308][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.894372][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.894461][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.894514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214cc0 [ 1330.894537][ T32] r4:00000000 [ 1330.894555][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.894600][ T32] r9:83018205 r8:851a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1330.894622][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.894708][ T32] r5:00001000 r4:e888b000 [ 1330.894736][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.894777][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.894814][ T32] r5:841d878c r4:841d8400 [ 1330.894860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.894905][ T32] r7:ddde2d40 r6:83018200 r5:841d878c r4:85217e80 [ 1330.894944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.894992][ T32] r10:61c88647 r9:851a6c00 r8:85217eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.895025][ T32] r4:85217e80 [ 1330.895046][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.895113][ T32] r10:00000000 r9:85217e80 r8:8027ecf4 r7:eac7de60 r6:85231100 r5:851a6c00 [ 1330.895201][ T32] r4:00000001 [ 1330.895223][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.895308][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1330.895337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.895366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.895392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.895419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.895441][ T32] r4:85214b00 [ 1330.895712][ T32] INFO: task kworker/1:478:4315 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.895773][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.895855][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.895894][ T32] Call trace: [ 1330.895982][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.896031][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.896053][ T32] r4:00000000 [ 1330.896107][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.896148][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.896229][ T32] 9d20: cdb9f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.904358][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.904405][ T32] 9d60: 800f0013 ffffffff [ 1330.904434][ T32] r5:800f0013 r4:80239bb0 [ 1330.904464][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.904580][ T32] r4:82ac11e4 [ 1330.904636][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.904685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.904708][ T32] r4:e06c9dc0 [ 1330.904760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.904808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.904831][ T32] r4:00000000 [ 1330.904850][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.904892][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.904913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.904955][ T32] r5:00001000 r4:eda49000 [ 1330.904975][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.905015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.905054][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.905074][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.905127][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.905152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.905211][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.905236][ T32] r4:84ffea80 [ 1330.905257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.905302][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.905323][ T32] r4:00000001 [ 1330.905342][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.905405][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.905461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.905494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.905520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.905616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.905653][ T32] r4:8500f640 [ 1330.905681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.905721][ T32] INFO: task kworker/1:479:4316 blocked for more than 457 seconds. [ 1330.905754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.905778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.905799][ T32] task:kworker/1:479 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.905930][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.906012][ T32] Call trace: [ 1330.906084][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.906167][ T32] r10:829189c0 r9:eac31d84 r8:00000002 r7:60000113 r6:eac31d8c r5:85126c00 [ 1330.906193][ T32] r4:85126c00 [ 1330.906248][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.918647][ T32] r5:85126c00 r4:829189bc [ 1330.918692][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.918784][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.918837][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 [ 1330.918884][ T32] r4:00000000 [ 1330.918907][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.918971][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.919016][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.919059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db5a00 [ 1330.919082][ T32] r4:00000000 [ 1330.919101][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.919143][ T32] r9:83018205 r8:85126c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1330.919165][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.919218][ T32] r5:00001000 r4:e88b1000 [ 1330.919243][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.919283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.919322][ T32] r5:851ec78c r4:851ec400 [ 1330.919341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.919384][ T32] r7:ddde2d40 r6:83018200 r5:851ec78c r4:85217f00 [ 1330.919405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.919454][ T32] r10:61c88647 r9:85126c00 r8:85217f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.919477][ T32] r4:85217f00 [ 1330.919496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.919540][ T32] r10:00000000 r9:85217f00 r8:8027ecf4 r7:eac85e60 r6:85217f80 r5:85126c00 [ 1330.919615][ T32] r4:00000001 [ 1330.919639][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.919676][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 1330.919705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.919735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.919786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.919819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.919856][ T32] r4:85214b00 [ 1330.920332][ T32] INFO: task kworker/1:479:4316 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.920396][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.920545][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.920603][ T32] Call trace: [ 1330.920651][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.920702][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.920740][ T32] r4:00000000 [ 1330.920778][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.920822][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.920852][ T32] 9d20: cdee1000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.920881][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.920905][ T32] 9d60: 800f0013 ffffffff [ 1330.920939][ T32] r5:800f0013 r4:80239bb0 [ 1330.920963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.921006][ T32] r4:82ac11e4 [ 1330.921027][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.921070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.921094][ T32] r4:e06c9dc0 [ 1330.921114][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.921184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.921210][ T32] r4:00000000 [ 1330.921239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.921286][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.921308][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.921348][ T32] r5:00001000 r4:eda49000 [ 1330.921367][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.921434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.921482][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.921502][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.921562][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.921586][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.921631][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.921670][ T32] r4:84ffea80 [ 1330.921717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.921776][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.921829][ T32] r4:00000001 [ 1330.921851][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.921886][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.921913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.921942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.921968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.922021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.922071][ T32] r4:8500f640 [ 1330.922095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.922125][ T32] INFO: task kworker/1:480:4319 blocked for more than 457 seconds. [ 1330.922210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.922237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.922257][ T32] task:kworker/1:480 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.922334][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.922426][ T32] Call trace: [ 1330.922495][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.922556][ T32] r10:829189c0 r9:eab55d84 r8:00000002 r7:60000113 r6:eab55d8c r5:8512ec00 [ 1330.922581][ T32] r4:8512ec00 [ 1330.922605][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.922646][ T32] r5:8512ec00 r4:829189bc [ 1330.922666][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.922704][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.922748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1330.922771][ T32] r4:00000000 [ 1330.922790][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.922854][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.922894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.922936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214e80 [ 1330.922958][ T32] r4:00000000 [ 1330.923003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.923046][ T32] r9:83018205 r8:8512ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1330.923067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.923105][ T32] r5:00001000 r4:e889d000 [ 1330.923194][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.923238][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.923290][ T32] r5:851ec38c r4:851ec000 [ 1330.923318][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.923360][ T32] r7:ddde2d40 r6:83018200 r5:851ec38c r4:85217900 [ 1330.923382][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.923427][ T32] r10:61c88647 r9:8512ec00 r8:8521792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.923455][ T32] r4:85217900 [ 1330.923475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.923519][ T32] r10:00000000 r9:85217900 r8:8027ecf4 r7:eac31e60 r6:85217980 r5:8512ec00 [ 1330.923595][ T32] r4:00000001 [ 1330.923618][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.923653][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1330.923678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.923705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.923730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.923771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.923810][ T32] r4:85214d40 [ 1330.924095][ T32] INFO: task kworker/1:480:4319 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.924128][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.924195][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.924294][ T32] Call trace: [ 1330.924352][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.924404][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.924427][ T32] r4:00000000 [ 1330.924445][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.924514][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.924544][ T32] 9d20: cdee1000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.924573][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.924596][ T32] 9d60: 800f0013 ffffffff [ 1330.924618][ T32] r5:800f0013 r4:80239bb0 [ 1330.924637][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.924676][ T32] r4:82ac11e4 [ 1330.924696][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.924737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.924760][ T32] r4:e06c9dc0 [ 1330.924778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.924845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.924871][ T32] r4:00000000 [ 1330.924890][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.924932][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.924953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.924992][ T32] r5:00001000 r4:eda49000 [ 1330.925011][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.925048][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.925086][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.925155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.925202][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.925272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.925320][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.925342][ T32] r4:84ffea80 [ 1330.925361][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.925406][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.925446][ T32] r4:00000001 [ 1330.925485][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.925571][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.925600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.925655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.925684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.925712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.925735][ T32] r4:8500f640 [ 1330.925828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.925858][ T32] INFO: task kworker/1:481:4322 blocked for more than 457 seconds. [ 1330.925950][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.925975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.925996][ T32] task:kworker/1:481 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.926090][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.926149][ T32] Call trace: [ 1330.926217][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.948573][ T32] r10:829189c0 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:85136000 [ 1330.948670][ T32] r4:85136000 [ 1330.948695][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.948775][ T32] r5:85136000 r4:829189bc [ 1330.948800][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.948868][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.948994][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1330.949020][ T32] r4:00000000 [ 1330.949039][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.949107][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.949155][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.949199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236000 [ 1330.949246][ T32] r4:00000000 [ 1330.949295][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.949342][ T32] r9:83018205 r8:85136000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1330.949365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.949408][ T32] r5:00001000 r4:e88c7000 [ 1330.949428][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.949477][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.949552][ T32] r5:851ecb8c r4:851ec800 [ 1330.949628][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.949701][ T32] r7:ddde2d40 r6:83018200 r5:851ecb8c r4:85217a00 [ 1330.949725][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.949771][ T32] r10:61c88647 r9:85136000 r8:85217a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.949794][ T32] r4:85217a00 [ 1330.949813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.949856][ T32] r10:00000000 r9:85217a00 r8:8027ecf4 r7:eac31e60 r6:85234000 r5:85136000 [ 1330.949878][ T32] r4:00000001 [ 1330.949948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.949988][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 1330.950045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.950077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.950104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.950132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.950154][ T32] r4:852360c0 [ 1330.950643][ T32] INFO: task kworker/1:481:4322 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.950681][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.950792][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.950867][ T32] Call trace: [ 1330.950930][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.951006][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.951033][ T32] r4:00000000 [ 1330.951053][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.951091][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.951120][ T32] 9d20: ce2d4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.951172][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.951226][ T32] 9d60: 800f0013 ffffffff [ 1330.951252][ T32] r5:800f0013 r4:80239bb0 [ 1330.951273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.951312][ T32] r4:82ac11e4 [ 1330.951332][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.951373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.951421][ T32] r4:e06c9dc0 [ 1330.951458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.951502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.951526][ T32] r4:00000000 [ 1330.951545][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.951585][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.951606][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.951670][ T32] r5:00001000 r4:eda49000 [ 1330.951694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.951733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.951811][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.951834][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.951878][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.951942][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.951989][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.952011][ T32] r4:84ffea80 [ 1330.952030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.952073][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.952146][ T32] r4:00000001 [ 1330.952169][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.952228][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.952257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.952301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.952331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.952399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.952424][ T32] r4:8500f640 [ 1330.952445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.952501][ T32] INFO: task kworker/1:482:4323 blocked for more than 457 seconds. [ 1330.952538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.952562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.952600][ T32] task:kworker/1:482 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.952647][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.952687][ T32] Call trace: [ 1330.952716][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.952761][ T32] r10:829189c0 r9:eac89d84 r8:00000002 r7:60000013 r6:eac89d8c r5:85138000 [ 1330.952785][ T32] r4:85138000 [ 1330.952803][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.952855][ T32] r5:85138000 r4:829189bc [ 1330.952878][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.952927][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.952974][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 1330.953010][ T32] r4:00000000 [ 1330.953031][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.953068][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.953116][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.953161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236240 [ 1330.953210][ T32] r4:00000000 [ 1330.953233][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.953273][ T32] r9:83018205 r8:85138000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1330.953295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.953333][ T32] r5:00001000 r4:e88d7000 [ 1330.953377][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.953446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.953493][ T32] r5:851ecf8c r4:851ecc00 [ 1330.953513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.953555][ T32] r7:ddde2d40 r6:83018200 r5:851ecf8c r4:85234080 [ 1330.953576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.953619][ T32] r10:61c88647 r9:85138000 r8:852340ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.953646][ T32] r4:85234080 [ 1330.953671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.953714][ T32] r10:00000000 r9:85234080 r8:8027ecf4 r7:eac81e60 r6:85234100 r5:85138000 [ 1330.953735][ T32] r4:00000001 [ 1330.953778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.953815][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 1330.953842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.953881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.953936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.953967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.953989][ T32] r4:852360c0 [ 1330.954276][ T32] INFO: task kworker/1:482:4323 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.954309][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.954394][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.954526][ T32] Call trace: [ 1330.954560][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.954608][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.954631][ T32] r4:00000000 [ 1330.954674][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.954719][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.954750][ T32] 9d20: ce2d4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.954803][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.954842][ T32] 9d60: 800f0013 ffffffff [ 1330.954907][ T32] r5:800f0013 r4:80239bb0 [ 1330.954958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.955079][ T32] r4:82ac11e4 [ 1330.955102][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.955182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.955208][ T32] r4:e06c9dc0 [ 1330.955227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.955318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.955343][ T32] r4:00000000 [ 1330.955377][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.955423][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.955444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.955492][ T32] r5:00001000 r4:eda49000 [ 1330.955512][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.955576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.955643][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.955677][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.955720][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.955740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.955823][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.955873][ T32] r4:84ffea80 [ 1330.955895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.955939][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.955988][ T32] r4:00000001 [ 1330.956037][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.956073][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.956099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.956127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.956154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.956182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.956215][ T32] r4:8500f640 [ 1330.956243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.956269][ T32] INFO: task kworker/1:483:4326 blocked for more than 457 seconds. [ 1330.956295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.956393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.980524][ T32] task:kworker/1:483 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.980696][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.980799][ T32] Call trace: [ 1330.980835][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.980892][ T32] r10:829189c0 r9:eac8dd84 r8:00000002 r7:60000013 r6:eac8dd8c r5:85138c00 [ 1330.980915][ T32] r4:85138c00 [ 1330.980962][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.981007][ T32] r5:85138c00 r4:829189bc [ 1330.981028][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.981068][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.981113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1330.981134][ T32] r4:00000000 [ 1330.981153][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.981213][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.981258][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.981325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236300 [ 1330.981361][ T32] r4:00000000 [ 1330.981437][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.981491][ T32] r9:83018205 r8:85138c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1330.981567][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.981612][ T32] r5:00001000 r4:e88e9000 [ 1330.981633][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.981671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.981721][ T32] r5:851ed38c r4:851ed000 [ 1330.981745][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.981844][ T32] r7:ddde2d40 r6:83018200 r5:851ed38c r4:85234180 [ 1330.981868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.981914][ T32] r10:61c88647 r9:85138c00 r8:852341ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.981936][ T32] r4:85234180 [ 1330.981954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.981998][ T32] r10:00000000 r9:85234180 r8:8027ecf4 r7:eac89e60 r6:85234200 r5:85138c00 [ 1330.982100][ T32] r4:00000001 [ 1330.982124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.982206][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1330.982263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.982333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.982364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.982393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.982416][ T32] r4:85236200 [ 1330.982894][ T32] INFO: task kworker/1:483:4326 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1330.982931][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.982991][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.983033][ T32] Call trace: [ 1330.983063][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.983113][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1330.983137][ T32] r4:00000000 [ 1330.983155][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.983234][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.983267][ T32] 9d20: ce85d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.983296][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.983331][ T32] 9d60: 800f0013 ffffffff [ 1330.983365][ T32] r5:800f0013 r4:80239bb0 [ 1330.983386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.983428][ T32] r4:82ac11e4 [ 1330.983483][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.983577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.983602][ T32] r4:e06c9dc0 [ 1330.983623][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.983666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.983696][ T32] r4:00000000 [ 1330.983738][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.983848][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.983918][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.983964][ T32] r5:00001000 r4:eda49000 [ 1330.984010][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.984053][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.984120][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.984143][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.984229][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.984306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.984409][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.984435][ T32] r4:84ffea80 [ 1330.984460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.984554][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.984615][ T32] r4:00000001 [ 1330.984639][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.984700][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1330.984756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.984822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.984850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.984903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.984955][ T32] r4:8500f640 [ 1330.984980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.985097][ T32] INFO: task kworker/1:484:4327 blocked for more than 457 seconds. [ 1330.985264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.985319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.985343][ T32] task:kworker/1:484 state:D stack:0 pid:4327 tgid:4327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.985390][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.985429][ T32] Call trace: [ 1330.985484][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.985592][ T32] r10:829189c0 r9:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:85139800 [ 1330.985670][ T32] r4:85139800 [ 1330.985692][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.985734][ T32] r5:85139800 r4:829189bc [ 1330.985755][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.985794][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.985838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1330.985859][ T32] r4:00000000 [ 1330.985878][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.985943][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.985983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.986024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236500 [ 1330.986046][ T32] r4:00000000 [ 1330.986064][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.986130][ T32] r9:83018205 r8:85139800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1330.986156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.986196][ T32] r5:00001000 r4:ea951000 [ 1330.986215][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.993110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.993256][ T32] r5:851ed78c r4:851ed400 [ 1330.993280][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.993327][ T32] r7:ddde2d40 r6:83018200 r5:851ed78c r4:85234280 [ 1330.993374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.993437][ T32] r10:61c88647 r9:85139800 r8:852342ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.993470][ T32] r4:85234280 [ 1330.993597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.993909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.994660][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1330.994908][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.994970][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1330.995027][ T32] 9d20: ce85d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1330.995075][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1330.995128][ T32] 9d60: 800f0013 ffffffff [ 1330.995154][ T32] r5:800f0013 r4:80239bb0 [ 1330.995174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.995216][ T32] r4:82ac11e4 [ 1330.995261][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.995308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1330.995382][ T32] r4:e06c9dc0 [ 1330.995422][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.995513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1330.995538][ T32] r4:00000000 [ 1330.995558][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.995651][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1330.995676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.995742][ T32] r5:00001000 r4:eda49000 [ 1330.995765][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.995805][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.995844][ T32] r5:85e2bb8c r4:85e2b800 [ 1330.995864][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.995907][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1330.995927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.995970][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.996043][ T32] r4:84ffea80 [ 1330.996118][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.996192][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1330.996277][ T32] r4:00000001 [ 1331.006857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.006953][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.006987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.007017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.007043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.007074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.007124][ T32] r4:8500f640 [ 1331.007152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.007206][ T32] INFO: task kworker/1:485:4330 blocked for more than 457 seconds. [ 1331.007278][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.007412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.007437][ T32] task:kworker/1:485 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.007510][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.007602][ T32] Call trace: [ 1331.007717][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.007771][ T32] r10:829189c0 r9:eac95d84 r8:00000002 r7:60000013 r6:eac95d8c r5:8513a400 [ 1331.007794][ T32] r4:8513a400 [ 1331.007840][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.007897][ T32] r5:8513a400 r4:829189bc [ 1331.007946][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.007989][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.008033][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 [ 1331.008079][ T32] r4:00000000 [ 1331.008101][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.008142][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.008230][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.008323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236680 [ 1331.008351][ T32] r4:00000000 [ 1331.008372][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.008416][ T32] r9:83018205 r8:8513a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1331.008439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.008721][ T32] r5:851edb8c r4:851ed800 ** 11 printk messages dropped ** [ 1331.009203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.010149][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1331.010712][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.011031][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 1 printk messages dropped ** [ 1331.011272][ T32] r5:00001000 r4:eda49000 [ 1331.011320][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.011424][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.011551][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.011617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.011777][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.011830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.011917][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.011964][ T32] r4:84ffea80 [ 1331.012002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.012115][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.012228][ T32] r4:00000001 [ 1331.012277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.012319][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.012352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.012382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.012407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.012458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.012532][ T32] r4:8500f640 [ 1331.012555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.012584][ T32] INFO: task kworker/1:486:4331 blocked for more than 457 seconds. [ 1331.012612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.012649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.012674][ T32] task:kworker/1:486 state:D stack:0 pid:4331 tgid:4331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.012776][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.012831][ T32] Call trace: [ 1331.012890][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.012938][ T32] r10:829189c0 r9:eac99d84 r8:00000002 r7:60000013 r6:eac99d8c r5:8513b000 [ 1331.013011][ T32] r4:8513b000 [ 1331.013089][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.013133][ T32] r5:8513b000 r4:829189bc [ 1331.013152][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.013243][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.013293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1331.013316][ T32] r4:00000000 [ 1331.013335][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.013384][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.013440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.013503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236880 [ 1331.013535][ T32] r4:00000000 [ 1331.013557][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.013597][ T32] r9:83018205 r8:8513b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1331.013617][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.013667][ T32] r5:00001000 r4:ea983000 [ 1331.013690][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.013733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.013770][ T32] r5:851edf8c r4:851edc00 [ 1331.013790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.013830][ T32] r7:ddde2d40 r6:83018200 r5:851edf8c r4:85234480 [ 1331.013852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.013922][ T32] r10:61c88647 r9:8513b000 r8:852344ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.013973][ T32] r4:85234480 [ 1331.013995][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.014038][ T32] r10:00000000 r9:85234480 r8:8027ecf4 r7:eac95e60 r6:85234500 r5:8513b000 [ 1331.014059][ T32] r4:00000001 [ 1331.014078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.014112][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1331.014164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.014221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.014674][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.015293][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.015563][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 18 printk messages dropped ** [ 1331.037943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1331.038796][ T32] r5:8513bc00 r4:829189bc [ 1331.038847][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.039104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236940 ** 9 printk messages dropped ** [ 1331.039470][ T32] r7:ddde2d40 r6:83018200 r5:851ee38c r4:85234580 ** 7 printk messages dropped ** [ 1331.039771][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) ** 2 printk messages dropped ** [ 1331.039886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.040549][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.040958][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 4 printk messages dropped ** [ 1331.041159][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1331.041511][ T32] r5:00001000 r4:eda49000 ** 6 printk messages dropped ** [ 1331.041795][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.042116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1331.042324][ T32] task:kworker/1:488 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.042692][ T32] r4:8513c800 ** 1 printk messages dropped ** [ 1331.042771][ T32] r5:8513c800 r4:829189bc ** 2 printk messages dropped ** [ 1331.042877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 ** 5 printk messages dropped ** [ 1331.043234][ T32] r4:00000000 [ 1331.043252][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.043293][ T32] r9:83018205 r8:8513c800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1331.043339][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.043384][ T32] r5:00001000 r4:eaa0d000 [ 1331.043404][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.043441][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.043505][ T32] r5:851eeb8c r4:851ee800 [ 1331.043526][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.043581][ T32] r7:ddde2d40 r6:83018200 r5:851eeb8c r4:85234680 [ 1331.043630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.043676][ T32] r10:61c88647 r9:8513c800 r8:852346ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.043698][ T32] r4:85234680 [ 1331.043717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.043760][ T32] r10:00000000 r9:85234680 r8:8027ecf4 r7:eac9de60 r6:85234700 r5:8513c800 [ 1331.043807][ T32] r4:00000001 [ 1331.043854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.043910][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1331.043949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.044006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.044087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.044144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.044170][ T32] r4:85236980 [ 1331.044517][ T32] INFO: task kworker/1:488:4335 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.044569][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.044626][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.044708][ T32] Call trace: [ 1331.044741][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.044816][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.044842][ T32] r4:00000000 [ 1331.044872][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.045008][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.045041][ T32] 9d20: cec9a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.045069][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.045118][ T32] 9d60: 800f0013 ffffffff [ 1331.045168][ T32] r5:800f0013 r4:80239bb0 [ 1331.045218][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.045313][ T32] r4:82ac11e4 [ 1331.045337][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.045379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.045429][ T32] r4:e06c9dc0 [ 1331.045458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.045529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.045581][ T32] r4:00000000 [ 1331.045603][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.045671][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.045699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.045773][ T32] r5:00001000 r4:eda49000 [ 1331.045795][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.045836][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.045875][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.045958][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.046037][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.046060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.046127][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.046179][ T32] r4:84ffea80 [ 1331.046201][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.046302][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.067862][ T32] r4:00000001 [ 1331.067906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.067970][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.068000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.068040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.068308][ T32] INFO: task kworker/1:489:4336 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.068849][ T32] r5:8513d400 r4:829189bc [ 1331.068868][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.068951][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 ** 7 printk messages dropped ** [ 1331.069263][ T32] r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 17 printk messages dropped ** [ 1331.069985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.070917][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 4 printk messages dropped ** [ 1331.071096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1331.071263][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1331.071366][ T32] r4:00000000 [ 1331.071409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.071499][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.071525][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.071565][ T32] r5:00001000 r4:eda49000 [ 1331.071593][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.071658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.071699][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.071719][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.071761][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.071790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.071837][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.071858][ T32] r4:84ffea80 [ 1331.071902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.071977][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.072003][ T32] r4:00000001 [ 1331.072022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.072077][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.072105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.072155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.072189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.072216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.072267][ T32] r4:8500f640 [ 1331.072294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.072320][ T32] INFO: task kworker/1:490:4339 blocked for more than 457 seconds. [ 1331.072347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.072369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.072389][ T32] task:kworker/1:490 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.072463][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.072563][ T32] Call trace: [ 1331.072594][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.072640][ T32] r10:829189c0 r9:eaca5d84 r8:00000002 r7:60000013 r6:eaca5d8c r5:8513e000 [ 1331.072662][ T32] r4:8513e000 [ 1331.072680][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.072719][ T32] r5:8513e000 r4:829189bc [ 1331.072738][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.072791][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.072839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1331.072881][ T32] r4:00000000 [ 1331.072903][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.072941][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.073000][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.073045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85224e80 [ 1331.073069][ T32] r4:00000000 [ 1331.073096][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.073139][ T32] r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1331.073160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.073217][ T32] r5:00001000 r4:eaa47000 [ 1331.073248][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.073289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.073348][ T32] r5:851ef38c r4:851ef000 [ 1331.073370][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.073737][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) ** 6 printk messages dropped ** [ 1331.074172][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.074814][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.074972][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1331.075325][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1331.075549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.075835][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.076070][ T32] r5:8513ec00 r4:829189bc ** 1 printk messages dropped ** [ 1331.076132][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.076190][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1331.076313][ T32] r4:00000000 [ 1331.106817][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.106907][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.106986][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.107038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236e00 [ 1331.107063][ T32] r4:00000000 [ 1331.107082][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.107125][ T32] r9:83018205 r8:8513ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1331.107174][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.107221][ T32] r5:00001000 r4:eaa23000 [ 1331.107241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.107300][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.107345][ T32] r5:851eef8c r4:851eec00 [ 1331.107365][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.107430][ T32] r7:ddde2d40 r6:83018200 r5:851eef8c r4:85234980 [ 1331.107480][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.107528][ T32] r10:61c88647 r9:8513ec00 r8:852349ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.107551][ T32] r4:85234980 [ 1331.107570][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.107613][ T32] r10:00000000 r9:85234980 r8:8027ecf4 r7:eaca5e60 r6:85234a00 r5:8513ec00 [ 1331.107635][ T32] r4:00000001 [ 1331.107653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.107688][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1331.107728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.107759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.107796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.107843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.107887][ T32] r4:85236e40 [ 1331.108470][ T32] INFO: task kworker/1:491:4341 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.108559][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.108722][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.108772][ T32] Call trace: [ 1331.108830][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.108880][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.108913][ T32] r4:00000000 [ 1331.108936][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.108974][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.109003][ T32] 9d20: cf8a6000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.109040][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.109066][ T32] 9d60: 800f0013 ffffffff [ 1331.109110][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1331.109185][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.109382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 11 printk messages dropped ** [ 1331.109869][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.109895][ T32] r4:84ffea80 [ 1331.109913][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.109979][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.110026][ T32] r4:00000001 [ 1331.110057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.110114][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.110142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.110170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.110207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.110237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.110280][ T32] r4:8500f640 [ 1331.110304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.110333][ T32] INFO: task kworker/1:492:4343 blocked for more than 457 seconds. [ 1331.110389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.110416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1331.110547][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.110841][ T32] r5:847e9800 r4:829189bc [ 1331.110864][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.110903][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.110948][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 ** 5 printk messages dropped ** [ 1331.111176][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.111544][ T32] r7:ddde2d40 r6:83018200 r5:851f838c r4:85234a80 ** 13 printk messages dropped ** [ 1331.112244][ T32] INFO: task kworker/1:492:4343 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 15 printk messages dropped ** [ 1331.112958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 7 printk messages dropped ** [ 1331.113253][ T32] r5:00001000 r4:eda49000 ** 6 printk messages dropped ** [ 1331.113616][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.113997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1331.114431][ T32] r4:847ea400 ** 1 printk messages dropped ** [ 1331.114512][ T32] r5:847ea400 r4:829189bc ** 3 printk messages dropped ** [ 1331.114646][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.114821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524b000 ** 7 printk messages dropped ** [ 1331.115182][ T32] r5:851ef78c r4:851ef400 [ 1331.115201][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.115261][ T32] r7:ddde2d40 r6:83018200 r5:851ef78c r4:85234b00 [ 1331.115284][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.115352][ T32] r10:61c88647 r9:847ea400 r8:85234b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.115377][ T32] r4:85234b00 [ 1331.115396][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.115437][ T32] r10:00000000 r9:85234b00 r8:8027ecf4 r7:eacbde60 r6:85231200 r5:847ea400 [ 1331.115472][ T32] r4:00000001 [ 1331.115494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.115559][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1331.115597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.115645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.115696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.115737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.115762][ T32] r4:8524b0c0 [ 1331.116034][ T32] INFO: task kworker/1:493:4345 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.116088][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.116150][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.116272][ T32] Call trace: [ 1331.136775][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.136884][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.136914][ T32] r4:00000000 [ 1331.136940][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.136997][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.137034][ T32] 9d20: cfd01000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.137063][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.137086][ T32] 9d60: 800f0013 ffffffff [ 1331.137109][ T32] r5:800f0013 r4:80239bb0 [ 1331.137128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.137171][ T32] r4:82ac11e4 [ 1331.137190][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.137252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.137296][ T32] r4:e06c9dc0 [ 1331.137318][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.137361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.137383][ T32] r4:00000000 [ 1331.137402][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.137443][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.137493][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.137540][ T32] r5:00001000 r4:eda49000 [ 1331.137573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.137622][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.137686][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.137710][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.138122][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 6 printk messages dropped ** [ 1331.138346][ T32] INFO: task kworker/1:494:4346 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.138789][ T32] r5:847e8000 r4:829189bc [ 1331.138808][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.138848][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.138950][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.139091][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1331.139265][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1331.139466][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.139582][ T32] r10:61c88647 r9:847e8000 r8:85234bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.139870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.140850][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 10 printk messages dropped ** [ 1331.141174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 6 printk messages dropped ** [ 1331.141476][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.141540][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.141573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.141642][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.141666][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.141710][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.141731][ T32] r4:84ffea80 [ 1331.141749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.141802][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.141827][ T32] r4:00000001 [ 1331.141846][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.141879][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.141913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.141942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.141969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.142007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.142053][ T32] r4:8500f640 [ 1331.142096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.142125][ T32] INFO: task kworker/1:495:4348 blocked for more than 457 seconds. [ 1331.142154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.142176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.142196][ T32] task:kworker/1:495 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.142261][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.142302][ T32] Call trace: [ 1331.142331][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.142374][ T32] r10:829189c0 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:847ebc00 [ 1331.142396][ T32] r4:847ebc00 [ 1331.142432][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.142482][ T32] r5:847ebc00 r4:829189bc [ 1331.142522][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.142585][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.142632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1331.142655][ T32] r4:00000000 [ 1331.142674][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.142740][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.142801][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.142845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524b300 [ 1331.142867][ T32] r4:00000000 [ 1331.142885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.142933][ T32] r9:83018205 r8:847ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1331.142956][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.142994][ T32] r5:00001000 r4:eaa93000 [ 1331.143013][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.143071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.143112][ T32] r5:851eff8c r4:851efc00 [ 1331.143131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.143171][ T32] r7:ddde2d40 r6:83018200 r5:851eff8c r4:85234c00 [ 1331.143190][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.143233][ T32] r10:61c88647 r9:847ebc00 r8:85234c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.143256][ T32] r4:85234c00 [ 1331.143273][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.143345][ T32] r10:00000000 r9:85234c00 r8:8027ecf4 r7:eacbde60 r6:85231300 r5:847ebc00 [ 1331.143380][ T32] r4:00000001 [ 1331.143401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.143436][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.143486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.143538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.143578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.143608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.143652][ T32] r4:8524b1c0 [ 1331.143961][ T32] INFO: task kworker/1:495:4348 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.143996][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.144049][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.144089][ T32] Call trace: [ 1331.144132][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.144179][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.144222][ T32] r4:00000000 [ 1331.144266][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.144306][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 1 printk messages dropped ** [ 1331.144371][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1331.144663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.144710][ T32] r4:e06c9dc0 [ 1331.144732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.144774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.144817][ T32] r4:00000000 [ 1331.144839][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.144880][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.144901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.144939][ T32] r5:00001000 r4:eda49000 [ 1331.144959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.144996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.145034][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.145052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.145093][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.145112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.145154][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.145197][ T32] r4:84ffea80 [ 1331.145227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.145275][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.145298][ T32] r4:00000001 [ 1331.145316][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.145349][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.145391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.145437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.145493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.145544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.145568][ T32] r4:8500f640 [ 1331.145588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.145612][ T32] INFO: task kworker/1:496:4351 blocked for more than 457 seconds. [ 1331.145637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.145659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.145680][ T32] task:kworker/1:496 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.145760][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.145820][ T32] Call trace: [ 1331.145885][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.145930][ T32] r10:829189c0 r9:eacd9d84 r8:00000002 r7:60000113 r6:eacd9d8c r5:847ec800 [ 1331.145952][ T32] r4:847ec800 [ 1331.145970][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.146008][ T32] r5:847ec800 r4:829189bc [ 1331.146027][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.146065][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.146108][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1331.146129][ T32] r4:00000000 [ 1331.146169][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.146231][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.146279][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.179047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524b980 [ 1331.179132][ T32] r4:00000000 [ 1331.179157][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.179226][ T32] r9:83018205 r8:847ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1331.179249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.179292][ T32] r5:00001000 r4:eacf1000 [ 1331.179312][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.179371][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.179446][ T32] r5:851f938c r4:851f9000 [ 1331.179518][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.179567][ T32] r7:ddde2d40 r6:83018200 r5:851f938c r4:85234c80 [ 1331.179588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.179653][ T32] r10:61c88647 r9:847ec800 r8:85234cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.179678][ T32] r4:85234c80 [ 1331.179698][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.179742][ T32] r10:00000000 r9:85234c80 r8:8027ecf4 r7:eacbde60 r6:85231380 r5:847ec800 [ 1331.179764][ T32] r4:00000001 [ 1331.179783][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.179819][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1331.179849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.179898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.179930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.179961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.180013][ T32] r4:8524b3c0 [ 1331.180520][ T32] INFO: task kworker/1:496:4351 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.180559][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.180680][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.180752][ T32] Call trace: [ 1331.180797][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.180873][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 6 printk messages dropped ** [ 1331.181151][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1331.181358][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.181536][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1331.181889][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 8 printk messages dropped ** [ 1331.182215][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.182505][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.182839][ T32] r4:847ed400 ** 1 printk messages dropped ** [ 1331.182897][ T32] r5:847ed400 r4:829189bc [ 1331.182916][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.182956][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.183151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1331.183442][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.183698][ T32] r4:85234d00 ** 4 printk messages dropped ** [ 1331.183832][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) ** 6 printk messages dropped ** [ 1331.184348][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1331.184841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1331.185152][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1331.185428][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1331.185691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.185985][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.186192][ T32] r5:847eec00 r4:829189bc [ 1331.186278][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.196896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 ** 2 printk messages dropped ** [ 1331.197048][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.197365][ T32] r5:00001000 r4:eab99000 ** 4 printk messages dropped ** [ 1331.197551][ T32] r7:ddde2d40 r6:83018200 r5:851f8b8c r4:85234d80 ** 2 printk messages dropped ** [ 1331.197701][ T32] r4:85234d80 [ 1331.197727][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.197794][ T32] r10:00000000 r9:85234d80 r8:8027ecf4 r7:eacd9e60 r6:85231480 r5:847eec00 [ 1331.197842][ T32] r4:00000001 [ 1331.197864][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197901][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1331.197963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.198015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.198044][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.198073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.198094][ T32] r4:8524b540 [ 1331.198568][ T32] INFO: task kworker/1:498:4354 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.198616][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.198685][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.198745][ T32] Call trace: [ 1331.198776][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.198837][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.198863][ T32] r4:00000000 [ 1331.198882][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.198920][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.198949][ T32] 9d20: d072b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.198977][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.199000][ T32] 9d60: 800f0013 ffffffff [ 1331.199044][ T32] r5:800f0013 r4:80239bb0 [ 1331.199067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.199107][ T32] r4:82ac11e4 [ 1331.199136][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.199180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.199202][ T32] r4:e06c9dc0 [ 1331.199231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.199282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.199323][ T32] r4:00000000 [ 1331.199345][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.199389][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.199410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.199487][ T32] r5:00001000 r4:eda49000 [ 1331.199512][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.199552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.199590][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.199609][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.199683][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.199736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.199791][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.199823][ T32] r4:84ffea80 [ 1331.199846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.199899][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.199924][ T32] r4:00000001 [ 1331.199943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.199988][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.200016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.200058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.200086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.200123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.200168][ T32] r4:8500f640 [ 1331.200212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.200243][ T32] INFO: task kworker/1:499:4356 blocked for more than 457 seconds. [ 1331.200276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.200300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.200320][ T32] task:kworker/1:499 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.200386][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.200429][ T32] Call trace: [ 1331.200503][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.200573][ T32] r10:829189c0 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:85270c00 [ 1331.200642][ T32] r4:85270c00 [ 1331.200665][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.200730][ T32] r5:85270c00 r4:829189bc [ 1331.200752][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.200814][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.200863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1331.200921][ T32] r4:00000000 [ 1331.200943][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.200981][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.201016][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.201078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524b7c0 [ 1331.201102][ T32] r4:00000000 [ 1331.201121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.201173][ T32] r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1331.201205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.201247][ T32] r5:00001000 r4:eaceb000 [ 1331.201283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.201325][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.201384][ T32] r5:851f8f8c r4:851f8c00 [ 1331.201406][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.201461][ T32] r7:ddde2d40 r6:83018200 r5:851f8f8c r4:85234e00 [ 1331.201485][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1331.201613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.201975][ T32] r4:8524b940 ** 3 printk messages dropped ** [ 1331.202461][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.202793][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1331.203197][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.203341][ T32] r5:00001000 r4:eda49000 ** 6 printk messages dropped ** [ 1331.203665][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1331.204032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.204361][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.204687][ T32] r5:85272400 r4:829189bc [ 1331.204709][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.204747][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.204813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1331.204838][ T32] r4:00000000 [ 1331.204857][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.204894][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.204929][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.204969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524bb80 [ 1331.204990][ T32] r4:00000000 [ 1331.205058][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.205111][ T32] r9:83018205 r8:85272400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1331.205134][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.205192][ T32] r5:00001000 r4:eacfb000 [ 1331.205214][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.205252][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.205289][ T32] r5:851f978c r4:851f9400 [ 1331.205317][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.205363][ T32] r7:ddde2d40 r6:83018200 r5:851f978c r4:85234f00 [ 1331.205384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.205427][ T32] r10:61c88647 r9:85272400 r8:85234f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.205478][ T32] r4:85234f00 [ 1331.205500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.205565][ T32] r10:00000000 r9:85234f00 r8:8027ecf4 r7:eacd9e60 r6:85234f80 r5:85272400 [ 1331.205599][ T32] r4:00000001 [ 1331.205618][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.205674][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 1331.205726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.205784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.205812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.205848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.205873][ T32] r4:8524b8c0 [ 1331.206153][ T32] INFO: task kworker/1:500:4359 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.206196][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.230875][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.231003][ T32] Call trace: [ 1331.231058][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.231130][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.231178][ T32] r4:00000000 [ 1331.231207][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.231266][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.231300][ T32] 9d20: d0dd0000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.231328][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.231361][ T32] 9d60: 800f0013 ffffffff [ 1331.231387][ T32] r5:800f0013 r4:80239bb0 [ 1331.231408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.231458][ T32] r4:82ac11e4 [ 1331.231500][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.231554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.231606][ T32] r4:e06c9dc0 [ 1331.231628][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.231671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.231729][ T32] r4:00000000 [ 1331.231757][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.231800][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.231820][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.231860][ T32] r5:00001000 r4:eda49000 [ 1331.231888][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.231930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.231969][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.232002][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.232047][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.232067][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.232110][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.232161][ T32] r4:84ffea80 [ 1331.232184][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.232228][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.232249][ T32] r4:00000001 [ 1331.232268][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.232321][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.232355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.232382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.232427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.232471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.232525][ T32] r4:8500f640 [ 1331.232548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.232577][ T32] INFO: task kworker/1:501:4360 blocked for more than 457 seconds. [ 1331.232630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.232665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.232687][ T32] task:kworker/1:501 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.232937][ T32] r4:85273c00 ** 1 printk messages dropped ** [ 1331.233042][ T32] r5:85273c00 r4:829189bc [ 1331.233069][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.233199][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.233365][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.233506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.233937][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.234066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.234790][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.235080][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1331.235310][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.235548][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1331.235823][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 2 printk messages dropped ** [ 1331.235967][ T32] r4:84ffea80 [ 1331.235985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.236070][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.236095][ T32] r4:00000001 [ 1331.236114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.236147][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.236209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.252950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.253041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.253077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.253101][ T32] r4:8500f640 [ 1331.253126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.253166][ T32] INFO: task kworker/1:502:4363 blocked for more than 457 seconds. [ 1331.253229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.253260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.253315][ T32] task:kworker/1:502 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.253376][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.253435][ T32] Call trace: [ 1331.253477][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.253531][ T32] r10:829189c0 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:85273000 [ 1331.253596][ T32] r4:85273000 [ 1331.253624][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.253667][ T32] r5:85273000 r4:829189bc [ 1331.253688][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.253728][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.253793][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 1331.253818][ T32] r4:00000000 [ 1331.253838][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.253895][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.253958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.254045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252000 [ 1331.254070][ T32] r4:00000000 [ 1331.254104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.254169][ T32] r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.254216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.254259][ T32] r5:00001000 r4:ead23000 [ 1331.254301][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.254343][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.254381][ T32] r5:851f9f8c r4:851f9c00 [ 1331.254401][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.254443][ T32] r7:ddde2d40 r6:83018200 r5:851f9f8c r4:8525c100 [ 1331.254472][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.254516][ T32] r10:61c88647 r9:85273000 r8:8525c12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.254560][ T32] r4:8525c100 [ 1331.254588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.254642][ T32] r10:00000000 r9:8525c100 r8:8027ecf4 r7:eace9e60 r6:8525c180 r5:85273000 [ 1331.254668][ T32] r4:00000001 [ 1331.254686][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.254722][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1331.254787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.254819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.254856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.254886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.254929][ T32] r4:8524bc40 [ 1331.255409][ T32] INFO: task kworker/1:502:4363 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.255466][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.255529][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.255591][ T32] Call trace: [ 1331.255646][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.255697][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.255721][ T32] r4:00000000 [ 1331.255740][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.255776][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.255804][ T32] 9d20: d124e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.255843][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.255869][ T32] 9d60: 800f0013 ffffffff [ 1331.255914][ T32] r5:800f0013 r4:80239bb0 [ 1331.255966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.256009][ T32] r4:82ac11e4 [ 1331.256029][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.256091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.256116][ T32] r4:e06c9dc0 [ 1331.256136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.256197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.256227][ T32] r4:00000000 [ 1331.256246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.256287][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.256375][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.261069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.261468][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.261632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.261973][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.262253][ T32] r5:85275400 r4:829189bc [ 1331.262276][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.262416][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.262603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c640 ** 7 printk messages dropped ** [ 1331.262942][ T32] r5:8517278c r4:85172400 ** 1 printk messages dropped ** [ 1331.263027][ T32] r7:dddced40 r6:83018000 r5:8517278c r4:85231500 ** 1 printk messages dropped ** [ 1331.263096][ T32] r10:61c88647 r9:85275400 r8:8523152c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1331.263285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.263474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1331.264217][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.264531][ T32] r5:800f0013 r4:80239bb0 ** 5 printk messages dropped ** [ 1331.264747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.265121][ T32] r5:85e2bb8c r4:85e2b800 ** 4 printk messages dropped ** [ 1331.265302][ T32] r4:84ffea80 ** 2 printk messages dropped ** [ 1331.265436][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.265671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1331.266009][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.266208][ T32] r5:847e8c00 r4:829189bc [ 1331.283413][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.283556][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.283608][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.283646][ T32] r4:00000000 [ 1331.283694][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.283739][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.283780][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.283821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524bd80 [ 1331.283866][ T32] r4:00000000 [ 1331.283910][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.283984][ T32] r9:83018005 r8:847e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1331.284013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.284056][ T32] r5:00001000 r4:ead5b000 [ 1331.284075][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.284114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.284153][ T32] r5:8517138c r4:85171000 [ 1331.284172][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.284236][ T32] r7:dddced40 r6:83018000 r5:8517138c r4:85231580 [ 1331.284260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.284325][ T32] r10:61c88647 r9:847e8c00 r8:852315ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.284351][ T32] r4:85231580 [ 1331.284371][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.284425][ T32] r10:00000000 r9:85231580 r8:8027ecf4 r7:ead21e60 r6:85231600 r5:847e8c00 [ 1331.284502][ T32] r4:00000001 [ 1331.284540][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.284605][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.284654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.284706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.284736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.284785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.284810][ T32] r4:8523c580 [ 1331.285277][ T32] INFO: task kworker/0:116:4367 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.285313][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.285405][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.285465][ T32] Call trace: [ 1331.285498][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.285546][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.285570][ T32] r4:00000000 [ 1331.285589][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.285646][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.285684][ T32] 9d20: d1846000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.285727][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.285753][ T32] 9d60: 800f0013 ffffffff [ 1331.285796][ T32] r5:800f0013 r4:80239bb0 [ 1331.285819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.285888][ T32] r4:82ac11e4 [ 1331.285912][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.285955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.285977][ T32] r4:e06c9dc0 [ 1331.286014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.286057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.286079][ T32] r4:00000000 [ 1331.286096][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.286136][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.286158][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.294550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.294938][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 6 printk messages dropped ** [ 1331.295175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1331.295632][ T32] r10:829189c0 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:85274800 ** 2 printk messages dropped ** [ 1331.295764][ T32] r5:85274800 r4:829189bc ** 1 printk messages dropped ** [ 1331.295826][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.296073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852523c0 ** 7 printk messages dropped ** [ 1331.309487][ T32] r5:851fab8c r4:851fa800 ** 3 printk messages dropped ** [ 1331.309659][ T32] r10:61c88647 r9:85274800 r8:8525c2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1331.309849][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) ** 3 printk messages dropped ** [ 1331.310006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1331.311078][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 2 printk messages dropped ** [ 1331.311226][ T32] 9d60: 800f0013 ffffffff [ 1331.311251][ T32] r5:800f0013 r4:80239bb0 [ 1331.311273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.311338][ T32] r4:82ac11e4 [ 1331.311366][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.311418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.311456][ T32] r4:e06c9dc0 [ 1331.311487][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.311532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.311554][ T32] r4:00000000 [ 1331.311594][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.311639][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.311661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.311700][ T32] r5:00001000 r4:eda49000 [ 1331.311720][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.311757][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.311795][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.311823][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.311870][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.311909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.311957][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.311978][ T32] r4:84ffea80 [ 1331.311996][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.312048][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.312074][ T32] r4:00000001 [ 1331.312101][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.312148][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.312176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.312223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.312251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.312279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.312300][ T32] r4:8500f640 [ 1331.312331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.312363][ T32] INFO: task kworker/1:504:4372 blocked for more than 457 seconds. [ 1331.312395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.312418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.312462][ T32] task:kworker/1:504 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.312559][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.312598][ T32] Call trace: [ 1331.312626][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.312686][ T32] r10:829189c0 r9:ead15d84 r8:00000002 r7:60000013 r6:ead15d8c r5:85276000 [ 1331.312734][ T32] r4:85276000 [ 1331.312756][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.312818][ T32] r5:85276000 r4:829189bc [ 1331.312840][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.312889][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.312937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1331.312960][ T32] r4:00000000 [ 1331.313000][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.313042][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.313079][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.313140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252140 [ 1331.313165][ T32] r4:00000000 [ 1331.313186][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.313229][ T32] r9:83018205 r8:85276000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1331.313249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.313287][ T32] r5:00001000 r4:ead29000 [ 1331.313306][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.313343][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.313380][ T32] r5:851fa38c r4:851fa000 [ 1331.313401][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.313443][ T32] r7:ddde2d40 r6:83018200 r5:851fa38c r4:8525c380 [ 1331.313471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.313620][ T32] r10:61c88647 r9:85276000 r8:8525c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.313667][ T32] r4:8525c380 [ 1331.313689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.313732][ T32] r10:00000000 r9:8525c380 r8:8027ecf4 r7:ead1de60 r6:8525c400 r5:85276000 [ 1331.313753][ T32] r4:00000001 [ 1331.313771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.313825][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1331.313854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.313882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.313910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.313958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.313983][ T32] r4:85252080 [ 1331.314246][ T32] INFO: task kworker/1:504:4372 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.314277][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.314357][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.314397][ T32] Call trace: [ 1331.314456][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.314506][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.314549][ T32] r4:00000000 [ 1331.314571][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.314610][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.314683][ T32] 9d20: d1d59000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.314727][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.314773][ T32] 9d60: 800f0013 ffffffff [ 1331.314799][ T32] r5:800f0013 r4:80239bb0 [ 1331.314840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.314883][ T32] r4:82ac11e4 [ 1331.314924][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.314992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 1 printk messages dropped ** [ 1331.315036][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1331.315290][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.315495][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 4 printk messages dropped ** [ 1331.315698][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 5 printk messages dropped ** [ 1331.315914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.330695][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.330968][ T32] r5:85276c00 r4:829189bc [ 1331.331023][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.331279][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.331647][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.332080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.332922][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.333511][ T32] 9d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.333657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 5 printk messages dropped ** [ 1331.333840][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1331.334190][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 5 printk messages dropped ** [ 1331.334410][ T32] r4:00000001 [ 1331.334474][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.334529][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.334558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.334596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.334628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.334667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.334692][ T32] r4:8500f640 [ 1331.334714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.334742][ T32] INFO: task kworker/1:506:4375 blocked for more than 457 seconds. [ 1331.334775][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.334798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.334818][ T32] task:kworker/1:506 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.334862][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.334901][ T32] Call trace: [ 1331.334944][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.334991][ T32] r10:829189c0 r9:ead31d84 r8:00000002 r7:60000013 r6:ead31d8c r5:85270000 [ 1331.335036][ T32] r4:85270000 [ 1331.335071][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.335146][ T32] r5:85270000 r4:829189bc [ 1331.335190][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.335234][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.335302][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1331.335376][ T32] r4:00000000 [ 1331.335447][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.335525][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.335570][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.335620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252500 [ 1331.335645][ T32] r4:00000000 [ 1331.335664][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.335716][ T32] r9:83018205 r8:85270000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.335762][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.335805][ T32] r5:00001000 r4:ead47000 [ 1331.335825][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.335862][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.335901][ T32] r5:851faf8c r4:851fac00 [ 1331.335921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.335961][ T32] r7:ddde2d40 r6:83018200 r5:851faf8c r4:8525c580 [ 1331.336001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.336050][ T32] r10:61c88647 r9:85270000 r8:8525c5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.336081][ T32] r4:8525c580 [ 1331.336102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.336145][ T32] r10:00000000 r9:8525c580 r8:8027ecf4 r7:ead1de60 r6:8525c600 r5:85270000 [ 1331.336167][ T32] r4:00000001 [ 1331.336185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.336267][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1331.349171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.349223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.349251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.349282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.349307][ T32] r4:85252640 [ 1331.349811][ T32] INFO: task kworker/1:506:4375 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.349858][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.349999][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.350080][ T32] Call trace: [ 1331.350147][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.350205][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.350229][ T32] r4:00000000 [ 1331.350289][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.350333][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.350363][ T32] 9d20: d22e4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.350391][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.350414][ T32] 9d60: 800f0013 ffffffff [ 1331.350460][ T32] r5:800f0013 r4:80239bb0 [ 1331.350485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.350540][ T32] r4:82ac11e4 [ 1331.350586][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.350631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.350654][ T32] r4:e06c9dc0 [ 1331.350682][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.350726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.350769][ T32] r4:00000000 [ 1331.350792][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.350857][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.350882][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.350924][ T32] r5:00001000 r4:eda49000 [ 1331.350944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.350982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.351041][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.351064][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.351139][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.351186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.351243][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.351268][ T32] r4:84ffea80 [ 1331.351302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.351399][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.351648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.351848][ T32] task:kworker/1:507 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.352115][ T32] r5:85278000 r4:829189bc ** 1 printk messages dropped ** [ 1331.352172][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.352474][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.352761][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.352945][ T32] r10:61c88647 r9:85278000 r8:8525c6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.352971][ T32] r4:8525c680 [ 1331.352990][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.353054][ T32] r10:00000000 r9:8525c680 r8:8027ecf4 r7:ead31e60 r6:8525c700 r5:85278000 [ 1331.353079][ T32] r4:00000001 [ 1331.353107][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.353143][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1331.353169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.353220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.353257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.353285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.353307][ T32] r4:85252640 [ 1331.353610][ T32] INFO: task kworker/1:507:4377 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.353646][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.353719][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.353797][ T32] Call trace: [ 1331.353853][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.353904][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.353926][ T32] r4:00000000 [ 1331.353945][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.354010][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.354041][ T32] 9d20: d22e4000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.354078][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.354101][ T32] 9d60: 800f0013 ffffffff [ 1331.354145][ T32] r5:800f0013 r4:80239bb0 [ 1331.354168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.354209][ T32] r4:82ac11e4 [ 1331.354229][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.354297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.354323][ T32] r4:e06c9dc0 [ 1331.354343][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.354384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.354406][ T32] r4:00000000 [ 1331.354424][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.354469][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.354490][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.354530][ T32] r5:00001000 r4:eda49000 [ 1331.354549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.354586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.354624][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.354686][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.354732][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.354753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.354797][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.354829][ T32] r4:84ffea80 [ 1331.354851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.354895][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.354917][ T32] r4:00000001 [ 1331.354955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.355023][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.355080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.355114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.355146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.355179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.355207][ T32] r4:8500f640 [ 1331.355227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.355254][ T32] INFO: task kworker/1:508:4379 blocked for more than 457 seconds. [ 1331.355316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.355343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.355364][ T32] task:kworker/1:508 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.355424][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.355495][ T32] Call trace: [ 1331.355525][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.355619][ T32] r10:829189c0 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:85279800 [ 1331.355646][ T32] r4:85279800 [ 1331.355666][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.355706][ T32] r5:85279800 r4:829189bc [ 1331.355738][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.355808][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.355856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 1331.355878][ T32] r4:00000000 [ 1331.355896][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.355933][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.355969][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.356009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252b80 [ 1331.356030][ T32] r4:00000000 [ 1331.356048][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.356088][ T32] r9:83018205 r8:85279800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1331.356135][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.356176][ T32] r5:00001000 r4:ead61000 [ 1331.356195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.356276][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.387226][ T32] r5:851fb78c r4:851fb400 [ 1331.387315][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.387467][ T32] r7:ddde2d40 r6:83018200 r5:851fb78c r4:8525c780 [ 1331.387521][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.387633][ T32] r10:61c88647 r9:85279800 r8:8525c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.387707][ T32] r4:8525c780 [ 1331.387772][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.387896][ T32] r10:00000000 r9:8525c780 r8:8027ecf4 r7:ead51e60 r6:8525c800 r5:85279800 [ 1331.387977][ T32] r4:00000001 [ 1331.388043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.388123][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1331.388201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.388282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.388366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.388443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.388542][ T32] r4:85252880 [ 1331.389403][ T32] INFO: task kworker/1:508:4379 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.389493][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.389662][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.389804][ T32] Call trace: [ 1331.389889][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.390000][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.390057][ T32] r4:00000000 [ 1331.390110][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.390197][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.390296][ T32] 9d20: d25f6000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.390375][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.390449][ T32] 9d60: 800f0013 ffffffff [ 1331.390523][ T32] r5:800f0013 r4:80239bb0 [ 1331.390586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.390689][ T32] r4:82ac11e4 [ 1331.390737][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.390832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.390886][ T32] r4:e06c9dc0 [ 1331.390952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.391053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.391107][ T32] r4:00000000 [ 1331.391181][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.391287][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 4 printk messages dropped ** [ 1331.391673][ T32] r5:85e2bb8c r4:85e2b800 ** 7 printk messages dropped ** [ 1331.392255][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.392600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.393246][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.393744][ T32] r5:85278c00 r4:829189bc [ 1331.393791][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.394046][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.394380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c540 ** 7 printk messages dropped ** [ 1331.394981][ T32] r5:8517238c r4:85172000 ** 3 printk messages dropped ** [ 1331.395286][ T32] r10:61c88647 r9:85278c00 r8:852316ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.395940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.421479][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.422378][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.422758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.422846][ T32] r4:e06c9dc0 [ 1331.422902][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.422998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.423053][ T32] r4:00000000 [ 1331.423104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.423200][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.423249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.423336][ T32] r5:00001000 r4:eda49000 [ 1331.423382][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.423470][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.423550][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.423617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.423736][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.423795][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.423928][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.423990][ T32] r4:84ffea80 [ 1331.424038][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.424137][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.424190][ T32] r4:00000001 [ 1331.424238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.424317][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.424406][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.424508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.424586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.424693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.424755][ T32] r4:8500f640 [ 1331.424811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.424876][ T32] INFO: task kworker/1:509:4383 blocked for more than 457 seconds. [ 1331.424948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.425004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.425056][ T32] task:kworker/1:509 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.425162][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.425257][ T32] Call trace: [ 1331.425329][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.425429][ T32] r10:829189c0 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:8527bc00 [ 1331.425498][ T32] r4:8527bc00 [ 1331.425569][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.425674][ T32] r5:8527bc00 r4:829189bc [ 1331.425723][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.425813][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.425913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1331.425965][ T32] r4:00000000 [ 1331.426012][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.426097][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.426268][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.441430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252e40 [ 1331.441520][ T32] r4:00000000 [ 1331.441576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.441744][ T32] r9:83018205 r8:8527bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1331.441802][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.441893][ T32] r5:00001000 r4:df9e7000 [ 1331.441956][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.442048][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.442130][ T32] r5:851fbb8c r4:851fb800 [ 1331.442175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.442299][ T32] r7:ddde2d40 r6:83018200 r5:851fbb8c r4:8525c900 [ 1331.442357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.442793][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.444112][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.445377][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.445583][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1331.445801][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.446171][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.465547][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.465961][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.466123][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 3 printk messages dropped ** [ 1331.467264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1331.467597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1331.468190][ T32] r10:829189c0 r9:ead6dd84 r8:00000002 r7:60000013 r6:ead6dd8c r5:8527c800 ** 2 printk messages dropped ** [ 1331.468416][ T32] r5:8527c800 r4:829189bc [ 1331.468467][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.468847][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.469252][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.469810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.470549][ T32] r10:00000000 r9:8525ca00 r8:8027ecf4 r7:ead79e60 r6:8525ca80 r5:8527c800 ** 9 printk messages dropped ** [ 1331.472089][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.472248][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.472369][ T32] Call trace: [ 1331.472461][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.472595][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.472689][ T32] r4:00000000 [ 1331.472758][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.472855][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.472923][ T32] 9d20: d2949000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.472990][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.473049][ T32] 9d60: 800f0013 ffffffff [ 1331.473126][ T32] r5:800f0013 r4:80239bb0 [ 1331.473184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.473293][ T32] r4:82ac11e4 [ 1331.473385][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.473498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.473570][ T32] r4:e06c9dc0 [ 1331.473626][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.473743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.473797][ T32] r4:00000000 [ 1331.473866][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.473970][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.474024][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.474115][ T32] r5:00001000 r4:eda49000 [ 1331.474193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.474292][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.474382][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.474432][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.474530][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.474579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.474687][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.474740][ T32] r4:84ffea80 [ 1331.474786][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.474907][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.474967][ T32] r4:00000001 [ 1331.475014][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.475097][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.475158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.475251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.475343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.475431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.475492][ T32] r4:8500f640 [ 1331.475560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.475628][ T32] INFO: task kworker/1:511:4387 blocked for more than 457 seconds. [ 1331.475703][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.475761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.475812][ T32] task:kworker/1:511 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.475915][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.476016][ T32] Call trace: [ 1331.476120][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.476285][ T32] r10:829189c0 r9:ead7dd84 r8:00000002 r7:60000013 r6:ead7dd8c r5:8527b000 [ 1331.510970][ T32] r4:8527b000 [ 1331.511067][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.511208][ T32] r5:8527b000 r4:829189bc [ 1331.511258][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.511453][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.511585][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 1331.511652][ T32] r4:00000000 [ 1331.511703][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.511790][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.511882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.512009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e040 [ 1331.512071][ T32] r4:00000000 [ 1331.512124][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.512224][ T32] r9:83018205 r8:8527b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1331.512279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.512416][ T32] r5:00001000 r4:dfb75000 [ 1331.512539][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.512666][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.512769][ T32] r5:851fbf8c r4:851fbc00 [ 1331.512823][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.512925][ T32] r7:ddde2d40 r6:83018200 r5:851fbf8c r4:8525cb00 [ 1331.512976][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.513097][ T32] r10:61c88647 r9:8527b000 r8:8525cb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1331.513399][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.513791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.515431][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1331.525148][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1331.525394][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.525808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.537663][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.538044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1331.538968][ T32] r4:8527e000 ** 1 printk messages dropped ** [ 1331.539106][ T32] r5:8527e000 r4:829189bc ** 1 printk messages dropped ** [ 1331.539268][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.539741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e9c0 ** 7 printk messages dropped ** [ 1331.540531][ T32] r5:84594f8c r4:84594c00 [ 1331.540580][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.540681][ T32] r7:ddde2d40 r6:83018200 r5:84594f8c r4:8525cc00 [ 1331.540732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.540852][ T32] r10:61c88647 r9:8527e000 r8:8525cc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.540914][ T32] r4:8525cc00 [ 1331.540960][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.541059][ T32] r10:00000000 r9:8525cc00 r8:8027ecf4 r7:ead6de60 r6:8525cc80 r5:8527e000 [ 1331.541131][ T32] r4:00000001 [ 1331.541184][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.541264][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.541342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.541411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.541488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.541566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.541620][ T32] r4:8525e500 [ 1331.542469][ T32] INFO: task kworker/1:512:4389 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.542552][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.542712][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.542817][ T32] Call trace: [ 1331.542890][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.542997][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.543053][ T32] r4:00000000 [ 1331.543099][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.543217][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.543301][ T32] 9d20: d2e7f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.543371][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.543428][ T32] 9d60: 800f0013 ffffffff [ 1331.543482][ T32] r5:800f0013 r4:80239bb0 [ 1331.543532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.543652][ T32] r4:82ac11e4 [ 1331.543735][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.543837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.543893][ T32] r4:e06c9dc0 [ 1331.543940][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.544037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.544087][ T32] r4:00000000 [ 1331.544135][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.544247][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.544306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.544397][ T32] r5:00001000 r4:eda49000 [ 1331.544466][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.544586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.544776][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.544833][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.544932][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.544984][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.545084][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.545139][ T32] r4:84ffea80 [ 1331.545187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.545285][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.545357][ T32] r4:00000001 [ 1331.545411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.545490][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.545565][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.545643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.545706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.545770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.545824][ T32] r4:8500f640 [ 1331.545873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.545932][ T32] INFO: task kworker/1:513:4390 blocked for more than 458 seconds. [ 1331.545997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.546052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.546099][ T32] task:kworker/1:513 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.546317][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.568617][ T32] Call trace: [ 1331.568740][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.568917][ T32] r10:829189c0 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:8527ec00 [ 1331.568996][ T32] r4:8527ec00 [ 1331.569051][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.569152][ T32] r5:8527ec00 r4:829189bc [ 1331.569242][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.569331][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.569418][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1331.569488][ T32] r4:00000000 [ 1331.569538][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.569634][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.569752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.569856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e540 [ 1331.569909][ T32] r4:00000000 [ 1331.569960][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.570055][ T32] r9:83018205 r8:8527ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.570112][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.570228][ T32] r5:00001000 r4:e03b7000 [ 1331.570308][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.570396][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.570505][ T32] r5:8459478c r4:84594400 [ 1331.570570][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.570730][ T32] r7:ddde2d40 r6:83018200 r5:8459478c r4:8525cd00 ** 1 printk messages dropped ** [ 1331.570890][ T32] r10:61c88647 r9:8527ec00 r8:8525cd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1331.571181][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.571331][ T32] Exception stack(0xead85fb0 to 0xead85ff8) ** 2 printk messages dropped ** [ 1331.571646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.572739][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.573719][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1331.574050][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.574430][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1331.575060][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 5 printk messages dropped ** [ 1331.575550][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.576140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.600390][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.600998][ T32] r5:85271800 r4:829189bc ** 1 printk messages dropped ** [ 1331.601139][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.601704][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.602051][ T32] r5:00001000 r4:e0479000 ** 5 printk messages dropped ** [ 1331.602514][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1331.603093][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.604495][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.604885][ T32] r4:00000000 [ 1331.604935][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.605024][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.605094][ T32] 9d20: d313d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.605162][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.605222][ T32] 9d60: 800f0013 ffffffff [ 1331.605278][ T32] r5:800f0013 r4:80239bb0 [ 1331.605329][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.605449][ T32] r4:82ac11e4 [ 1331.605507][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.605608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.605692][ T32] r4:e06c9dc0 [ 1331.605748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.605847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.605928][ T32] r4:00000000 [ 1331.605997][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.606100][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.606154][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.606293][ T32] r5:00001000 r4:eda49000 [ 1331.627202][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.627451][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.627586][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.627712][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.627822][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.627884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.628003][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.628077][ T32] r4:84ffea80 [ 1331.628150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.628260][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.628314][ T32] r4:00000001 [ 1331.628364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.628456][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.628548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.628635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.628730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.628801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.628876][ T32] r4:8500f640 [ 1331.628935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.629003][ T32] INFO: task kworker/1:515:4395 blocked for more than 458 seconds. [ 1331.629097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.629173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.629243][ T32] task:kworker/1:515 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.629374][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.629605][ T32] Call trace: [ 1331.629753][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.629874][ T32] r10:829189c0 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:8527a400 [ 1331.629965][ T32] r4:8527a400 [ 1331.630021][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.630135][ T32] r5:8527a400 r4:829189bc [ 1331.630198][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.630306][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.630405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1331.630454][ T32] r4:00000000 [ 1331.630550][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.630653][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.630748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.630875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ebc0 [ 1331.630942][ T32] r4:00000000 [ 1331.631005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.631111][ T32] r9:83018205 r8:8527a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.631192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.631294][ T32] r5:00001000 r4:e05f7000 [ 1331.631361][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.631459][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.631547][ T32] r5:8459538c r4:84595000 [ 1331.631593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.631693][ T32] r7:ddde2d40 r6:83018200 r5:8459538c r4:8525cf00 [ 1331.631740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.631831][ T32] r10:61c88647 r9:8527a400 r8:8525cf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.631884][ T32] r4:8525cf00 [ 1331.631930][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.632019][ T32] r10:00000000 r9:8525cf00 r8:8027ecf4 r7:eac2de60 r6:8525cf80 r5:8527a400 [ 1331.632089][ T32] r4:00000001 [ 1331.632147][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.632244][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) ** 4 printk messages dropped ** [ 1331.632620][ T32] r4:8525e640 ** 5 printk messages dropped ** [ 1331.634046][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1331.634930][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.635296][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1331.636064][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1331.667498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.668291][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.668880][ T32] r5:847ee000 r4:829189bc [ 1331.668928][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.669343][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.670131][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.670986][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) ** 6 printk messages dropped ** [ 1331.672367][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.673497][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.673880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 7 printk messages dropped ** [ 1331.674460][ T32] r5:85e2bb8c r4:85e2b800 ** 3 printk messages dropped ** [ 1331.674858][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1331.675131][ T32] r4:00000001 [ 1331.675195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.675282][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.675346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.675412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.675477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.675566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.675631][ T32] r4:8500f640 [ 1331.675692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.675754][ T32] INFO: task kworker/1:517:4399 blocked for more than 458 seconds. [ 1331.675823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.675897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.675969][ T32] task:kworker/1:517 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.676081][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.676190][ T32] Call trace: [ 1331.700723][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.700962][ T32] r10:829189c0 r9:ead95d84 r8:00000002 r7:60000013 r6:ead95d8c r5:847eb000 [ 1331.701089][ T32] r4:847eb000 [ 1331.701151][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.701250][ T32] r5:847eb000 r4:829189bc [ 1331.701299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.701406][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.701524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1331.701581][ T32] r4:00000000 [ 1331.701629][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.701727][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.701820][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.701916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525edc0 [ 1331.701971][ T32] r4:00000000 [ 1331.702022][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.702139][ T32] r9:83018205 r8:847eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1331.702212][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.702309][ T32] r5:00001000 r4:e0727000 [ 1331.702359][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.702450][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.702540][ T32] r5:84595b8c r4:84595800 [ 1331.702590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.702703][ T32] r7:ddde2d40 r6:83018200 r5:84595b8c r4:85257080 [ 1331.702781][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.702896][ T32] r10:61c88647 r9:847eb000 r8:852570ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.702955][ T32] r4:85257080 [ 1331.703023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.703175][ T32] r10:00000000 r9:85257080 r8:8027ecf4 r7:ead3de60 r6:85231780 r5:847eb000 [ 1331.703240][ T32] r4:00000001 [ 1331.703289][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.703367][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1331.703432][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.703504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.703570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.703690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.703782][ T32] r4:8525eb00 [ 1331.704664][ T32] INFO: task kworker/1:517:4399 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.704760][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.704921][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.705022][ T32] Call trace: [ 1331.705093][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.705193][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.705242][ T32] r4:00000000 [ 1331.705282][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.705368][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.705435][ T32] 9d20: d3783000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.705497][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.705547][ T32] 9d60: 800f0013 ffffffff [ 1331.705597][ T32] r5:800f0013 r4:80239bb0 [ 1331.705654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.705767][ T32] r4:82ac11e4 [ 1331.705826][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.705919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.705975][ T32] r4:e06c9dc0 [ 1331.706026][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.706120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.706173][ T32] r4:00000000 [ 1331.706218][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.737473][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.737570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.737719][ T32] r5:00001000 r4:eda49000 [ 1331.737789][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.737885][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.737968][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.738012][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.738109][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.738176][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.738283][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.738336][ T32] r4:84ffea80 [ 1331.738382][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.738485][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.738558][ T32] r4:00000001 [ 1331.738620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.738711][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.738782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.738844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.738907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.738974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.739028][ T32] r4:8500f640 [ 1331.739105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.739176][ T32] INFO: task kworker/1:518:4401 blocked for more than 458 seconds. [ 1331.739246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.739304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.739355][ T32] task:kworker/1:518 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.739482][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.739581][ T32] Call trace: [ 1331.739715][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.739828][ T32] r10:829189c0 r9:ead99d84 r8:00000002 r7:60000013 r6:ead99d8c r5:84d0b000 [ 1331.739878][ T32] r4:84d0b000 [ 1331.739920][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.740012][ T32] r5:84d0b000 r4:829189bc [ 1331.740062][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.740153][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.740309][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.740665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85263000 ** 9 printk messages dropped ** [ 1331.741424][ T32] r7:ddde2d40 r6:83018200 r5:8517178c r4:85257100 ** 8 printk messages dropped ** [ 1331.742110][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.743854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.744258][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.744604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.744690][ T32] r4:e06c9dc0 [ 1331.744751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.744846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.744900][ T32] r4:00000000 [ 1331.744982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.745097][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.745149][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.745237][ T32] r5:00001000 r4:eda49000 [ 1331.745287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.745375][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.745471][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.745522][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.745619][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.745677][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.745798][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.745861][ T32] r4:84ffea80 [ 1331.745924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.746035][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.746109][ T32] r4:00000001 [ 1331.746216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.763069][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.763219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.763316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.763410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.763491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.763548][ T32] r4:8500f640 [ 1331.763609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.763691][ T32] INFO: task kworker/1:519:4403 blocked for more than 458 seconds. [ 1331.763768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.763825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.763879][ T32] task:kworker/1:519 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.764029][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.764176][ T32] Call trace: [ 1331.764260][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.764372][ T32] r10:829189c0 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:85128c00 [ 1331.764429][ T32] r4:85128c00 [ 1331.764498][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.764588][ T32] r5:85128c00 r4:829189bc [ 1331.764637][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.764739][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.764840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1331.764892][ T32] r4:00000000 [ 1331.764934][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.765017][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.765134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.765234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251040 [ 1331.765302][ T32] r4:00000000 [ 1331.765357][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.765472][ T32] r9:83018205 r8:85128c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1331.765530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.765620][ T32] r5:00001000 r4:eaba5000 [ 1331.765684][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.765771][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.765858][ T32] r5:8459638c r4:84596000 [ 1331.765905][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.766023][ T32] r7:ddde2d40 r6:83018200 r5:8459638c r4:85257180 [ 1331.766081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.766184][ T32] r10:61c88647 r9:85128c00 r8:852571ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.766284][ T32] r4:85257180 [ 1331.785010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.785200][ T32] r10:00000000 r9:85257180 r8:8027ecf4 r7:ead99e60 r6:85231880 r5:85128c00 [ 1331.785264][ T32] r4:00000001 [ 1331.785338][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.785433][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1331.785571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.785685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.785758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.785859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.785921][ T32] r4:85252e00 [ 1331.791697][ T32] INFO: task kworker/1:519:4403 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.791860][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.792062][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.792178][ T32] Call trace: [ 1331.792252][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.792367][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.792423][ T32] r4:00000000 [ 1331.792473][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.792610][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.792698][ T32] 9d20: d3dc0000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.792764][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.792821][ T32] 9d60: 800f0013 ffffffff [ 1331.792873][ T32] r5:800f0013 r4:80239bb0 [ 1331.792921][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.793046][ T32] r4:82ac11e4 [ 1331.793105][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.793199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.793301][ T32] r4:e06c9dc0 [ 1331.793356][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.793447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.793498][ T32] r4:00000000 [ 1331.793568][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.793689][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.793765][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.793876][ T32] r5:00001000 r4:eda49000 ** 2 printk messages dropped ** [ 1331.794146][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1331.794733][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 7 printk messages dropped ** [ 1331.795215][ T32] r4:8500f640 ** 3 printk messages dropped ** [ 1331.795518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1331.796207][ T32] r5:84ca8000 r4:829189bc ** 3 printk messages dropped ** [ 1331.817786][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.818106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252f80 ** 9 printk messages dropped ** [ 1331.818833][ T32] r7:ddde2d40 r6:83018200 r5:84595f8c r4:85257200 ** 6 printk messages dropped ** [ 1331.819325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.820884][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.821553][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1331.822012][ T32] r4:e06c9dc0 [ 1331.822063][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.822160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.822218][ T32] r4:00000000 [ 1331.822265][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.822359][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.822424][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.822534][ T32] r5:00001000 r4:eda49000 [ 1331.822598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.822710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.822800][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.822848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.822944][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.823014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.823133][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.823202][ T32] r4:84ffea80 [ 1331.823254][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.823357][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.823415][ T32] r4:00000001 [ 1331.823464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.823563][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.823629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.823726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.823806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.823915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.823998][ T32] r4:8500f640 [ 1331.824059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.824122][ T32] INFO: task kworker/1:521:4408 blocked for more than 458 seconds. [ 1331.824250][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.824339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.824408][ T32] task:kworker/1:521 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.824565][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.824705][ T32] Call trace: [ 1331.824779][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.824876][ T32] r10:829189c0 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:84ca8c00 [ 1331.824929][ T32] r4:84ca8c00 [ 1331.824995][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.825108][ T32] r5:84ca8c00 r4:829189bc [ 1331.825173][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.825269][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.825398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1331.825460][ T32] r4:00000000 [ 1331.825520][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.825608][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.825705][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.825801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852511c0 [ 1331.825869][ T32] r4:00000000 [ 1331.825951][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.826051][ T32] r9:83018205 r8:84ca8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1331.826110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.826198][ T32] r5:00001000 r4:eabd7000 [ 1331.850845][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.851025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.851078][ T32] r5:8459678c r4:84596400 [ 1331.851125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.851174][ T32] r7:ddde2d40 r6:83018200 r5:8459678c r4:85257280 [ 1331.851220][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.851298][ T32] r10:61c88647 r9:84ca8c00 r8:852572ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.851328][ T32] r4:85257280 [ 1331.851350][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.851397][ T32] r10:00000000 r9:85257280 r8:8027ecf4 r7:ead9de60 r6:85231980 r5:84ca8c00 [ 1331.851420][ T32] r4:00000001 [ 1331.851469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.851516][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1331.851638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.851796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.851827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.851914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.851943][ T32] r4:85251240 [ 1331.852410][ T32] INFO: task kworker/1:521:4408 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.852447][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.852558][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.852606][ T32] Call trace: [ 1331.852645][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.852697][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.852720][ T32] r4:00000000 [ 1331.852767][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.852832][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.852864][ T32] 9d20: d42b9000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.852894][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.852918][ T32] 9d60: 800f0013 ffffffff [ 1331.852965][ T32] r5:800f0013 r4:80239bb0 [ 1331.852988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.853032][ T32] r4:82ac11e4 [ 1331.853073][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.853120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.853141][ T32] r4:e06c9dc0 [ 1331.853161][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.853203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.853226][ T32] r4:00000000 [ 1331.853250][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.853319][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.853343][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.853410][ T32] r5:00001000 r4:eda49000 [ 1331.853458][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.853505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.853546][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.853566][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.853647][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.853672][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.853718][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.853742][ T32] r4:84ffea80 [ 1331.853765][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.853811][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.853834][ T32] r4:00000001 [ 1331.853905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.853943][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.853993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.854025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.854052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.854080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.854102][ T32] r4:8500f640 [ 1331.854123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.854151][ T32] INFO: task kworker/1:522:4409 blocked for more than 458 seconds. [ 1331.854185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.854209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.854228][ T32] task:kworker/1:522 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.854296][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.854367][ T32] Call trace: [ 1331.854401][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.854447][ T32] r10:829189c0 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:84ca9800 [ 1331.854470][ T32] r4:84ca9800 [ 1331.854489][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.854530][ T32] r5:84ca9800 r4:829189bc [ 1331.854550][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.854588][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.854642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1331.854665][ T32] r4:00000000 [ 1331.854684][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.854724][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.854761][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.854801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251340 [ 1331.854836][ T32] r4:00000000 [ 1331.854858][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.854904][ T32] r9:83018205 r8:84ca9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1331.854953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.855008][ T32] r5:00001000 r4:eabf7000 [ 1331.855030][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.855069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.855131][ T32] r5:84596b8c r4:84596800 [ 1331.855177][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.855275][ T32] r7:ddde2d40 r6:83018200 r5:84596b8c r4:85257300 [ 1331.855301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.855363][ T32] r10:61c88647 r9:84ca9800 r8:8525732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1331.855507][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.855666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.868381][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1331.868874][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1331.868975][ T32] r4:00000000 [ 1331.868995][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.869038][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.869145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.869270][ T32] r5:00001000 r4:eda49000 [ 1331.869293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.869333][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.869371][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.869391][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.869468][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.869498][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.869543][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.869565][ T32] r4:84ffea80 [ 1331.869583][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.869627][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.869685][ T32] r4:00000001 [ 1331.869724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.869766][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.869795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.869823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.869850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.869902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1331.870176][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.870421][ T32] r5:84caa400 r4:829189bc [ 1331.870439][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.870571][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.870735][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.870954][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.871514][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) ** 6 printk messages dropped ** [ 1331.872204][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.872853][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1331.872991][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1331.873282][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.873642][ T32] r4:8500f640 ** 6 printk messages dropped ** [ 1331.873892][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.874167][ T32] r5:84cac800 r4:829189bc [ 1331.874187][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.874374][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1331.874472][ T32] r4:00000000 [ 1331.874490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.874530][ T32] r9:83018205 r8:84cac800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.874551][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.874589][ T32] r5:00001000 r4:eac0d000 [ 1331.874607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.874653][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.874692][ T32] r5:8459738c r4:84597000 [ 1331.874711][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.874752][ T32] r7:ddde2d40 r6:83018200 r5:8459738c r4:85257400 [ 1331.874790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.874839][ T32] r10:61c88647 r9:84cac800 r8:8525742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.874861][ T32] r4:85257400 [ 1331.874879][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.874920][ T32] r10:00000000 r9:85257400 r8:8027ecf4 r7:eadade60 r6:85231b00 r5:84cac800 [ 1331.874946][ T32] r4:00000001 [ 1331.874966][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.874999][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1331.875026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.875058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.875089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.875129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.875183][ T32] r4:85251440 [ 1331.875428][ T32] INFO: task kworker/1:524:4414 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.875473][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.875563][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.875622][ T32] Call trace: [ 1331.875665][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.875729][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.875875][ T32] r4:00000000 [ 1331.875898][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.875952][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.876184][ T32] 9d20: d4496000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.876297][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.897716][ T32] 9d60: 800f0013 ffffffff [ 1331.897763][ T32] r5:800f0013 r4:80239bb0 [ 1331.897788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.897863][ T32] r4:82ac11e4 [ 1331.897888][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.897931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.897953][ T32] r4:e06c9dc0 [ 1331.897973][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.898014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.898036][ T32] r4:00000000 [ 1331.898054][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.898097][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.898134][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.898179][ T32] r5:00001000 r4:eda49000 [ 1331.898199][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.898259][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.898304][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.898323][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.898365][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.898386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.898515][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1331.898835][ T32] INFO: task kworker/1:525:4415 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.899283][ T32] r5:84cad400 r4:829189bc [ 1331.899457][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.899500][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.899701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.900079][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.900344][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) ** 7 printk messages dropped ** [ 1331.901057][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.901326][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1331.901739][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1331.902112][ T32] r4:84ffea80 ** 2 printk messages dropped ** [ 1331.902196][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.902378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1331.902745][ T32] r4:84cab000 ** 1 printk messages dropped ** [ 1331.902835][ T32] r5:84cab000 r4:829189bc ** 2 printk messages dropped ** [ 1331.902941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 ** 5 printk messages dropped ** [ 1331.903265][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.903529][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.903886][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) ** 7 printk messages dropped ** [ 1331.904436][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.904504][ T32] Call trace: [ 1331.904552][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.904602][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1331.904624][ T32] r4:00000000 [ 1331.904674][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.904715][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1331.904745][ T32] 9d20: d4809000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1331.904772][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1331.904794][ T32] 9d60: 800f0013 ffffffff [ 1331.904835][ T32] r5:800f0013 r4:80239bb0 [ 1331.904859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.904897][ T32] r4:82ac11e4 [ 1331.904941][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.905080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1331.905105][ T32] r4:e06c9dc0 [ 1331.905125][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.905167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.905189][ T32] r4:00000000 [ 1331.905208][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.905248][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.905270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.905309][ T32] r5:00001000 r4:eda49000 [ 1331.905328][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.905365][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.905426][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.905519][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.905564][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.905585][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.905701][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.905754][ T32] r4:84ffea80 [ 1331.905802][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.905897][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.905994][ T32] r4:00000001 [ 1331.906016][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.906052][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.906195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.906291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.930510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.930578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.930608][ T32] r4:8500f640 [ 1331.930650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.930684][ T32] INFO: task kworker/1:527:4419 blocked for more than 458 seconds. [ 1331.930719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.930754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.930791][ T32] task:kworker/1:527 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.930872][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.931004][ T32] Call trace: [ 1331.931039][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.931094][ T32] r10:829189c0 r9:eadc5d84 r8:00000002 r7:60000013 r6:eadc5d8c r5:84cae000 [ 1331.931127][ T32] r4:84cae000 [ 1331.931218][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.931268][ T32] r5:84cae000 r4:829189bc [ 1331.931313][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.931380][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.931457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1331.931482][ T32] r4:00000000 [ 1331.931501][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.931540][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.931579][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.931668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251940 [ 1331.931718][ T32] r4:00000000 [ 1331.931763][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.931834][ T32] r9:83018205 r8:84cae000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1331.931950][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.932017][ T32] r5:00001000 r4:ead71000 [ 1331.932041][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.932081][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.932118][ T32] r5:84597f8c r4:84597c00 [ 1331.932168][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.932222][ T32] r7:ddde2d40 r6:83018200 r5:84597f8c r4:85257580 [ 1331.932245][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.932291][ T32] r10:61c88647 r9:84cae000 r8:852575ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.932314][ T32] r4:85257580 [ 1331.932333][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.932377][ T32] r10:00000000 r9:85257580 r8:8027ecf4 r7:eadbde60 r6:85231c80 r5:84cae000 [ 1331.932414][ T32] r4:00000001 [ 1331.932462][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.932539][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1331.932592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.932623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.932656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.932684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.932707][ T32] r4:852517c0 [ 1331.933229][ T32] INFO: task kworker/1:527:4419 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1331.933268][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.933339][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.933383][ T32] Call trace: [ 1331.933546][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.933598][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 2 printk messages dropped ** [ 1331.933750][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 7 printk messages dropped ** [ 1331.934240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 8 printk messages dropped ** [ 1331.934762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.935441][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1331.935643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.935929][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.936192][ T32] r5:84cabc00 r4:829189bc [ 1331.936233][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.954614][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.954844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251ac0 ** 8 printk messages dropped ** [ 1331.955181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.955462][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) ** 6 printk messages dropped ** [ 1331.956168][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.967217][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1331.967494][ T32] r4:e06c9dc0 [ 1331.967561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.967693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1331.967751][ T32] r4:00000000 [ 1331.967798][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.967900][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1331.967928][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.967981][ T32] r5:00001000 r4:eda49000 [ 1331.968004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.968067][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.968114][ T32] r5:85e2bb8c r4:85e2b800 [ 1331.968135][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.968178][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1331.968210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.968257][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.968279][ T32] r4:84ffea80 [ 1331.968299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.968344][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1331.968366][ T32] r4:00000001 [ 1331.968385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.968418][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1331.968443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.968470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.968511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.968556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.968581][ T32] r4:8500f640 [ 1331.968625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.968685][ T32] INFO: task kworker/1:529:4423 blocked for more than 458 seconds. [ 1331.968722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.968747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.968769][ T32] task:kworker/1:529 state:D stack:0 pid:4423 tgid:4423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.968846][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.968890][ T32] Call trace: [ 1331.968921][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.968966][ T32] r10:829189c0 r9:eade1d84 r8:00000002 r7:60000013 r6:eade1d8c r5:851b8c00 [ 1331.968987][ T32] r4:851b8c00 [ 1331.969006][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.969044][ T32] r5:851b8c00 r4:829189bc [ 1331.969064][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.969104][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.969345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1331.969372][ T32] r4:00000000 [ 1331.969428][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.969470][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.969506][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.969546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251d00 [ 1331.969568][ T32] r4:00000000 [ 1331.969587][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.969626][ T32] r9:83018205 r8:851b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1331.969669][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.969728][ T32] r5:00001000 r4:eadf3000 [ 1331.969750][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.969788][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.969827][ T32] r5:84578b8c r4:84578800 [ 1331.969845][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.969887][ T32] r7:ddde2d40 r6:83018200 r5:84578b8c r4:85257680 ** 1 printk messages dropped ** [ 1331.970275][ T32] r10:61c88647 r9:851b8c00 r8:852576ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.970520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.971295][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 10 printk messages dropped ** [ 1331.971709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 6 printk messages dropped ** [ 1331.971929][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.972714][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1331.973377][ T32] INFO: task kworker/1:530:4424 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.973753][ T32] r4:851b9800 ** 1 printk messages dropped ** [ 1331.973828][ T32] r5:851b9800 r4:829189bc ** 1 printk messages dropped ** [ 1331.973926][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.974392][ T32] r5:00001000 r4:eadd5000 ** 5 printk messages dropped ** [ 1331.974664][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.975399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.976172][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1331.999654][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1331.999869][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.000186][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.000555][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 1 printk messages dropped ** [ 1332.000608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.000640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.000670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.000692][ T32] r4:8500f640 [ 1332.000714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.000743][ T32] INFO: task kworker/1:531:4426 blocked for more than 458 seconds. [ 1332.000777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.000873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.000900][ T32] task:kworker/1:531 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.001049][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.001099][ T32] Call trace: [ 1332.001132][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.001204][ T32] r10:829189c0 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:851b8000 [ 1332.001254][ T32] r4:851b8000 [ 1332.001277][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.001321][ T32] r5:851b8000 r4:829189bc [ 1332.001341][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.001429][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.001526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1332.001551][ T32] r4:00000000 [ 1332.001593][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.001642][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.001703][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.001747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ed00 [ 1332.001768][ T32] r4:00000000 [ 1332.001786][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.001991][ T32] r9:83018205 r8:851b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1332.002022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.002062][ T32] r5:00001000 r4:eae07000 [ 1332.002105][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.002146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.002184][ T32] r5:8457938c r4:84579000 [ 1332.002208][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.002252][ T32] r7:ddde2d40 r6:83018200 r5:8457938c r4:85257780 [ 1332.002271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.002315][ T32] r10:61c88647 r9:851b8000 r8:852577ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.002338][ T32] r4:85257780 [ 1332.002397][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.002444][ T32] r10:00000000 r9:85257780 r8:8027ecf4 r7:eade1e60 r6:85231e80 r5:851b8000 [ 1332.002466][ T32] r4:00000001 [ 1332.002497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.002538][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1332.002565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.002592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.002622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.002656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.002683][ T32] r4:85251b80 [ 1332.003137][ T32] INFO: task kworker/1:531:4426 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.003172][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.003258][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.003314][ T32] Call trace: [ 1332.003372][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.003470][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.003521][ T32] r4:00000000 [ 1332.003542][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.003639][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.003907][ T32] 9d20: d5525000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.003939][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.003963][ T32] 9d60: 800f0013 ffffffff [ 1332.003986][ T32] r5:800f0013 r4:80239bb0 [ 1332.004010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.004068][ T32] r4:82ac11e4 [ 1332.004124][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.004168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.004189][ T32] r4:e06c9dc0 [ 1332.004208][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.004308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.004334][ T32] r4:00000000 [ 1332.004353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.004394][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.004445][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.004501][ T32] r5:00001000 r4:eda49000 [ 1332.004522][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.004561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.004661][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.004684][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.004728][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.004748][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.004794][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.004815][ T32] r4:84ffea80 ** 1 printk messages dropped ** [ 1332.004942][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1332.005536][ T32] INFO: task kworker/1:532:4428 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.020895][ T32] r5:85281800 r4:829189bc [ 1332.020921][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.021255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251e40 ** 8 printk messages dropped ** [ 1332.021526][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.021973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.023037][ T32] 9d20: d55dc000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1332.023312][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1332.023764][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 9 printk messages dropped ** [ 1332.024126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.024180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.024202][ T32] r4:8500f640 [ 1332.024221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.024277][ T32] INFO: task kworker/1:533:4431 blocked for more than 458 seconds. [ 1332.024316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.024341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.024361][ T32] task:kworker/1:533 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.024408][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.024448][ T32] Call trace: [ 1332.024532][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.024583][ T32] r10:829189c0 r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:85282400 [ 1332.024605][ T32] r4:85282400 [ 1332.024624][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.024673][ T32] r5:85282400 r4:829189bc [ 1332.024692][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.024732][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.024791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 1332.024816][ T32] r4:00000000 [ 1332.024835][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.024872][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.024908][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.024972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c040 [ 1332.025022][ T32] r4:00000000 [ 1332.025044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.025086][ T32] r9:83018205 r8:85282400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1332.025107][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.025148][ T32] r5:00001000 r4:eae1b000 [ 1332.025169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.025206][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.025245][ T32] r5:84579b8c r4:84579800 [ 1332.025290][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.025336][ T32] r7:ddde2d40 r6:83018200 r5:84579b8c r4:85257900 [ 1332.025356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.025411][ T32] r10:61c88647 r9:85282400 r8:8525792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.025463][ T32] r4:85257900 [ 1332.025485][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.025528][ T32] r10:00000000 r9:85257900 r8:8027ecf4 r7:eadf1e60 r6:85257980 r5:85282400 [ 1332.025574][ T32] r4:00000001 [ 1332.025595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.025629][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1332.025661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.025689][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.025715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.025743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.025787][ T32] r4:85251fc0 [ 1332.026072][ T32] INFO: task kworker/1:533:4431 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.026180][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.043772][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.043903][ T32] Call trace: [ 1332.043937][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.043996][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.044031][ T32] r4:00000000 [ 1332.044055][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.044101][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.044133][ T32] 9d20: d5869000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.044178][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1332.044317][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1332.044520][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.044939][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1332.045240][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1332.045559][ T32] INFO: task kworker/1:534:4433 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.045946][ T32] r4:85283000 ** 1 printk messages dropped ** [ 1332.046005][ T32] r5:85283000 r4:829189bc ** 3 printk messages dropped ** [ 1332.046127][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.059266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252e00 ** 9 printk messages dropped ** [ 1332.059680][ T32] r7:ddde2d40 r6:83018200 r5:8457978c r4:85257a00 ** 7 printk messages dropped ** [ 1332.060247][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) ** 6 printk messages dropped ** [ 1332.061519][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.062417][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1332.062695][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1332.063145][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1332.063666][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1332.063920][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.064181][ T32] r5:85283c00 r4:829189bc ** 1 printk messages dropped ** [ 1332.064243][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.064445][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.064516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.064569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c340 [ 1332.064592][ T32] r4:00000000 [ 1332.064641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.064714][ T32] r9:83018205 r8:85283c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1332.064756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.064797][ T32] r5:00001000 r4:eae2f000 [ 1332.064839][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.064880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.064934][ T32] r5:8457a38c r4:8457a000 [ 1332.064955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.064997][ T32] r7:ddde2d40 r6:83018200 r5:8457a38c r4:85257b00 [ 1332.065017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.065060][ T32] r10:61c88647 r9:85283c00 r8:85257b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.065082][ T32] r4:85257b00 [ 1332.065100][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.065166][ T32] r10:00000000 r9:85257b00 r8:8027ecf4 r7:eadfde60 r6:85257b80 r5:85283c00 [ 1332.065220][ T32] r4:00000001 [ 1332.065241][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.065275][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1332.065300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.065328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.065353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.065380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.065428][ T32] r4:8526c000 [ 1332.065686][ T32] INFO: task kworker/1:535:4435 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.065720][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.065772][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.065826][ T32] Call trace: [ 1332.065859][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.065906][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.065928][ T32] r4:00000000 [ 1332.065992][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.066033][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.066062][ T32] 9d20: d5c17000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.066090][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.066147][ T32] 9d60: 800f0013 ffffffff [ 1332.066173][ T32] r5:800f0013 r4:80239bb0 [ 1332.066194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.066234][ T32] r4:82ac11e4 [ 1332.066315][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.077305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.077350][ T32] r4:e06c9dc0 [ 1332.077389][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.077458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.077481][ T32] r4:00000000 [ 1332.077512][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.077559][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.077580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.077622][ T32] r5:00001000 r4:eda49000 [ 1332.077650][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.077711][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.077755][ T32] r5:85e2bb8c r4:85e2b800 ** 3 printk messages dropped ** [ 1332.078039][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.078548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1332.079423][ T32] r5:85284800 r4:829189bc [ 1332.079446][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.079545][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 ** 7 printk messages dropped ** [ 1332.080065][ T32] r9:83018205 r8:85284800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 9 printk messages dropped ** [ 1332.080436][ T32] r4:85257c00 ** 5 printk messages dropped ** [ 1332.080639][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.081825][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1332.082827][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1332.083309][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1332.084183][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.084807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.086021][ T32] r10:829189c0 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:85285400 ** 2 printk messages dropped ** [ 1332.086150][ T32] r5:85285400 r4:829189bc ** 3 printk messages dropped ** [ 1332.111795][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.112008][ T32] r4:00000000 [ 1332.112038][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.112086][ T32] r9:83018205 r8:85285400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1332.112108][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.112149][ T32] r5:00001000 r4:eae35000 [ 1332.112169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.112222][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.112266][ T32] r5:8457a78c r4:8457a400 [ 1332.112287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.112330][ T32] r7:ddde2d40 r6:83018200 r5:8457a78c r4:85257d00 [ 1332.112397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.112471][ T32] r10:61c88647 r9:85285400 r8:85257d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.112526][ T32] r4:85257d00 [ 1332.112555][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.112601][ T32] r10:00000000 r9:85257d00 r8:8027ecf4 r7:eae11e60 r6:85257d80 r5:85285400 [ 1332.112648][ T32] r4:00000001 [ 1332.112704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.112746][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1332.112776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.112816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.112846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.112874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.112895][ T32] r4:8526c300 [ 1332.113371][ T32] INFO: task kworker/1:537:4440 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.113406][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.113473][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.113572][ T32] Call trace: [ 1332.113681][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.113800][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.113855][ T32] r4:00000000 [ 1332.113918][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.114001][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.114067][ T32] 9d20: d5f45000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.114132][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.114188][ T32] 9d60: 800f0013 ffffffff [ 1332.114244][ T32] r5:800f0013 r4:80239bb0 [ 1332.114291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.114380][ T32] r4:82ac11e4 [ 1332.114420][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.114550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.114580][ T32] r4:e06c9dc0 [ 1332.114600][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.114704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.114731][ T32] r4:00000000 [ 1332.114751][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.114793][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.114814][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.114876][ T32] r5:00001000 r4:eda49000 [ 1332.114899][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.114939][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.115003][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.115049][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.115096][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.115117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.115160][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.115182][ T32] r4:84ffea80 [ 1332.115201][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.115243][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.115265][ T32] r4:00000001 [ 1332.115284][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.115366][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.115448][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.115730][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1332.116194][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.133666][ T32] r5:85286000 r4:829189bc [ 1332.133696][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.134032][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.134418][ T32] r5:00001000 r4:eae3f000 ** 6 printk messages dropped ** [ 1332.134701][ T32] r10:61c88647 r9:85286000 r8:85257e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1332.135314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1332.147499][ T32] 9d20: d642c000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1332.148034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 10 printk messages dropped ** [ 1332.148443][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.148864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1332.149082][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.149348][ T32] r5:85280000 r4:829189bc ** 2 printk messages dropped ** [ 1332.149472][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 ** 7 printk messages dropped ** [ 1332.149781][ T32] r9:83018205 r8:85280000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 1 printk messages dropped ** [ 1332.149871][ T32] r5:00001000 r4:eae55000 [ 1332.149894][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.149956][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.149999][ T32] r5:8457b38c r4:8457b000 [ 1332.150043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.150088][ T32] r7:ddde2d40 r6:83018200 r5:8457b38c r4:85257f00 [ 1332.150110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.150154][ T32] r10:61c88647 r9:85280000 r8:85257f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.150175][ T32] r4:85257f00 [ 1332.150194][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.150249][ T32] r10:00000000 r9:85257f00 r8:8027ecf4 r7:eae39e60 r6:85257f80 r5:85280000 [ 1332.150294][ T32] r4:00000001 [ 1332.150335][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.150373][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1332.150426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.150472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.150509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.150552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.150577][ T32] r4:8526c740 [ 1332.151069][ T32] INFO: task kworker/1:539:4443 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.151105][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.151183][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.151225][ T32] Call trace: [ 1332.151275][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.151350][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.151377][ T32] r4:00000000 [ 1332.151443][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.151506][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.151539][ T32] 9d20: d642c000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.151571][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.151594][ T32] 9d60: 800f0013 ffffffff [ 1332.151618][ T32] r5:800f0013 r4:80239bb0 [ 1332.151639][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.151685][ T32] r4:82ac11e4 [ 1332.151705][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.151749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.151773][ T32] r4:e06c9dc0 [ 1332.151792][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.151832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.151878][ T32] r4:00000000 [ 1332.151914][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.151962][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.151991][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.152036][ T32] r5:00001000 r4:eda49000 [ 1332.152055][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.152094][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.152133][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.152153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.152194][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.152214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.152300][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.152326][ T32] r4:84ffea80 [ 1332.152348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.152419][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.152446][ T32] r4:00000001 [ 1332.152464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.152537][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.152574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.152602][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.152627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.152654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.152675][ T32] r4:8500f640 [ 1332.152696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.152733][ T32] INFO: task kworker/1:540:4444 blocked for more than 458 seconds. [ 1332.152764][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.152788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.152842][ T32] task:kworker/1:540 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.153116][ T32] r4:85280c00 ** 1 printk messages dropped ** [ 1332.153174][ T32] r5:85280c00 r4:829189bc [ 1332.153193][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.153364][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.153676][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.154024][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.154182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.154971][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 10 printk messages dropped ** [ 1332.155797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 8 printk messages dropped ** [ 1332.179022][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.179697][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1332.180283][ T32] INFO: task kworker/1:541:4446 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.181046][ T32] r5:85286c00 r4:829189bc [ 1332.181092][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.181523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.182110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.182627][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) ** 4 printk messages dropped ** [ 1332.182781][ T32] r4:8526c780 [ 1332.183274][ T32] INFO: task kworker/1:541:4446 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.183314][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.183373][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.183432][ T32] Call trace: [ 1332.183462][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.183511][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.183533][ T32] r4:00000000 [ 1332.183551][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.183588][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.183616][ T32] 9d20: d67b6000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.183644][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.183668][ T32] 9d60: 800f0013 ffffffff [ 1332.183690][ T32] r5:800f0013 r4:80239bb0 [ 1332.183709][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.183781][ T32] r4:82ac11e4 [ 1332.183805][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.183847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.183869][ T32] r4:e06c9dc0 [ 1332.183887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.183927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.183949][ T32] r4:00000000 [ 1332.183967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.184007][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.184039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.184085][ T32] r5:00001000 r4:eda49000 [ 1332.184104][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.184143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.184180][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.184199][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.184240][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.184269][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.184314][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.184336][ T32] r4:84ffea80 [ 1332.184354][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.184404][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.184428][ T32] r4:00000001 [ 1332.184447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.184495][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.184523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.184549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.184574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.184601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.184622][ T32] r4:8500f640 [ 1332.184641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.184668][ T32] INFO: task kworker/1:542:4449 blocked for more than 458 seconds. [ 1332.184694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.184716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.184739][ T32] task:kworker/1:542 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.184782][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.184819][ T32] Call trace: [ 1332.184869][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.184917][ T32] r10:829189c0 r9:eae69d84 r8:00000002 r7:60000013 r6:eae69d8c r5:85288000 ** 2 printk messages dropped ** [ 1332.185018][ T32] r5:85288000 r4:829189bc [ 1332.185051][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.185164][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.185307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526ccc0 ** 10 printk messages dropped ** [ 1332.185645][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1332.185810][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1332.185987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1332.208858][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.209070][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 5 printk messages dropped ** [ 1332.209305][ T32] 9d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.209550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 5 printk messages dropped ** [ 1332.209721][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1332.209985][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 9 printk messages dropped ** [ 1332.210358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.210829][ T32] r10:829189c0 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:85288c00 ** 5 printk messages dropped ** [ 1332.211113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 ** 7 printk messages dropped ** [ 1332.211377][ T32] r9:83018205 r8:85288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 ** 11 printk messages dropped ** [ 1332.211783][ T32] r10:00000000 r9:845aa300 r8:8027ecf4 r7:eae59e60 r6:845aa380 r5:85288c00 ** 2 printk messages dropped ** [ 1332.211855][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1332.211881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.211908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.211934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.211962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.211983][ T32] r4:8526cc80 [ 1332.212396][ T32] INFO: task kworker/1:543:4451 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.212430][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.212557][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.212625][ T32] Call trace: [ 1332.212684][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.212734][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.212797][ T32] r4:00000000 [ 1332.212844][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.212908][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.212949][ T32] 9d20: d6aa2000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.212978][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.213001][ T32] 9d60: 800f0013 ffffffff [ 1332.213023][ T32] r5:800f0013 r4:80239bb0 [ 1332.213065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.213108][ T32] r4:82ac11e4 [ 1332.213130][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.213171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.213194][ T32] r4:e06c9dc0 [ 1332.213212][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.213253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.213279][ T32] r4:00000000 [ 1332.213299][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.213387][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.213438][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.213482][ T32] r5:00001000 r4:eda49000 [ 1332.213519][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.213562][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.213602][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.213646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.213693][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.213739][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.213787][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.213841][ T32] r4:84ffea80 [ 1332.213923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.214010][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.214054][ T32] r4:00000001 [ 1332.214119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.214194][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.214304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.214378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.214476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.214605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.214722][ T32] r4:8500f640 [ 1332.214771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.214853][ T32] INFO: task kworker/1:544:4454 blocked for more than 458 seconds. [ 1332.214933][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.215017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.215069][ T32] task:kworker/1:544 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.215158][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.215240][ T32] Call trace: [ 1332.215303][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.215423][ T32] r10:829189c0 r9:eae81d84 r8:00000002 r7:60000013 r6:eae81d8c r5:85289800 [ 1332.215485][ T32] r4:85289800 [ 1332.215526][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.215612][ T32] r5:85289800 r4:829189bc [ 1332.215656][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.215739][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.215856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1332.215949][ T32] r4:00000000 [ 1332.216003][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.216085][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.216166][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.216244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845911c0 [ 1332.216331][ T32] r4:00000000 [ 1332.237169][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.237314][ T32] r9:83018205 r8:85289800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1332.237344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.237397][ T32] r5:00001000 r4:eae79000 [ 1332.237419][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.237494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.237541][ T32] r5:8455838c r4:84558000 [ 1332.237568][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.237663][ T32] r7:ddde2d40 r6:83018200 r5:8455838c r4:845aa400 [ 1332.237710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.237807][ T32] r10:61c88647 r9:85289800 r8:845aa42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.237858][ T32] r4:845aa400 [ 1332.237908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.238009][ T32] r10:00000000 r9:845aa400 r8:8027ecf4 r7:eae71e60 r6:845aa480 r5:85289800 [ 1332.238056][ T32] r4:00000001 [ 1332.238096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.238168][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1332.238247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.238315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.238381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.238451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.238522][ T32] r4:84591240 [ 1332.239315][ T32] INFO: task kworker/1:544:4454 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.239383][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.239465][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.239512][ T32] Call trace: [ 1332.239542][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.239594][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.239617][ T32] r4:00000000 [ 1332.239636][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.239674][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.239704][ T32] 9d20: d6d80000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.239732][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.239755][ T32] 9d60: 800f0013 ffffffff [ 1332.239777][ T32] r5:800f0013 r4:80239bb0 [ 1332.239796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.239836][ T32] r4:82ac11e4 [ 1332.239855][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.239897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.239919][ T32] r4:e06c9dc0 [ 1332.239955][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.240001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.240024][ T32] r4:00000000 [ 1332.240042][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.240098][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.240124][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.240165][ T32] r5:00001000 r4:eda49000 [ 1332.240185][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.240223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.240260][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.240278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.240319][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.240341][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.240386][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.240426][ T32] r4:84ffea80 [ 1332.240448][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.240557][ T32] r4:00000001 [ 1332.240579][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.240660][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.240701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.240735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.240762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.240790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.240834][ T32] r4:8500f640 [ 1332.240880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.240911][ T32] INFO: task kworker/1:545:4455 blocked for more than 458 seconds. [ 1332.240945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.240979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.241003][ T32] task:kworker/1:545 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.241062][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.241101][ T32] Call trace: [ 1332.241152][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.241313][ T32] r5:8528a400 r4:829189bc [ 1332.241333][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.241445][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.241599][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.241806][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.242298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.242757][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.243038][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.243295][ T32] r4:e06c9dc0 ** 5 printk messages dropped ** [ 1332.243753][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.244344][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.244593][ T32] r4:8500f640 ** 11 printk messages dropped ** [ 1332.244946][ T32] r5:8528bc00 r4:829189bc ** 2 printk messages dropped ** [ 1332.245069][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 ** 14 printk messages dropped ** [ 1332.245629][ T32] r7:ddde2d40 r6:83018200 r5:8455938c r4:845aa600 ** 5 printk messages dropped ** [ 1332.245831][ T32] r4:00000001 [ 1332.245871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.245908][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1332.245935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.245963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.245990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.246039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.246087][ T32] r4:84591400 [ 1332.268795][ T32] INFO: task kworker/1:546:4457 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.269023][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.269204][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.269419][ T32] Call trace: [ 1332.269534][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.269629][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.269684][ T32] r4:00000000 [ 1332.269731][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.269838][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.269967][ T32] 9d20: d706e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.270031][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.270059][ T32] 9d60: 800f0013 ffffffff [ 1332.270339][ T32] r5:800f0013 r4:80239bb0 [ 1332.270369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.270418][ T32] r4:82ac11e4 [ 1332.270444][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.270487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.270525][ T32] r4:e06c9dc0 [ 1332.270634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.270696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.270725][ T32] r4:00000000 [ 1332.270854][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.270902][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.270925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.270965][ T32] r5:00001000 r4:eda49000 [ 1332.270985][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.271026][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.271065][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.271119][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.271398][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 10 printk messages dropped ** [ 1332.271807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.272199][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.272446][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.273198][ T32] r5:84558b8c r4:84558800 ** 3 printk messages dropped ** [ 1332.273439][ T32] r10:61c88647 r9:8528d400 r8:845aa72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1332.273616][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) ** 3 printk messages dropped ** [ 1332.273805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1332.274401][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.274734][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1332.275017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.275052][ T32] r4:e06c9dc0 [ 1332.275098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.275159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.275201][ T32] r4:00000000 [ 1332.275246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.275291][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.275312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.275352][ T32] r5:00001000 r4:eda49000 [ 1332.275372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.275433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.275527][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.275578][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.275633][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.275664][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.275712][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.275735][ T32] r4:84ffea80 [ 1332.275754][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.275798][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.275820][ T32] r4:00000001 [ 1332.275872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.275910][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.275969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.276057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.276086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.276116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.276149][ T32] r4:8500f640 [ 1332.276195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.276224][ T32] INFO: task kworker/1:548:4461 blocked for more than 458 seconds. [ 1332.306629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.306749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.306777][ T32] task:kworker/1:548 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.306841][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.306924][ T32] Call trace: [ 1332.306997][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.307062][ T32] r10:829189c0 r9:eaea5d84 r8:00000002 r7:60000013 r6:eaea5d8c r5:8528ec00 [ 1332.307095][ T32] r4:8528ec00 [ 1332.307147][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.307234][ T32] r5:8528ec00 r4:829189bc [ 1332.307298][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.307369][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.307471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 [ 1332.307520][ T32] r4:00000000 [ 1332.307561][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.307617][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.307719][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.307810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84591880 [ 1332.307856][ T32] r4:00000000 [ 1332.307897][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1332.308418][ T32] r7:ddde2d40 r6:83018200 r5:84558f8c r4:845aa800 ** 12 printk messages dropped ** [ 1332.308843][ T32] r4:84591840 ** 8 printk messages dropped ** [ 1332.309819][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 10 printk messages dropped ** [ 1332.310247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 6 printk messages dropped ** [ 1332.310525][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.310568][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.310587][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.310667][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.310723][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.310776][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.310798][ T32] r4:84ffea80 [ 1332.310816][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.310862][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.310884][ T32] r4:00000001 [ 1332.310916][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.310955][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.310981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.311008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.311046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.311113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.311143][ T32] r4:8500f640 [ 1332.311165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.311195][ T32] INFO: task kworker/1:549:4463 blocked for more than 458 seconds. [ 1332.311223][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.311245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.311265][ T32] task:kworker/1:549 state:D stack:0 pid:4463 tgid:4463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.311746][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.311898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.312255][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.312600][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.313052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.313668][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 18 printk messages dropped ** [ 1332.314429][ T32] r5:00001000 r4:eda49000 ** 7 printk messages dropped ** [ 1332.314701][ T32] r4:84ffea80 ** 7 printk messages dropped ** [ 1332.314998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.315813][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.315903][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1332.316268][ T32] r5:00001000 r4:eaeb5000 ** 4 printk messages dropped ** [ 1332.329606][ T32] r7:ddde2d40 r6:83018200 r5:84559b8c r4:845aaa00 ** 7 printk messages dropped ** [ 1332.330141][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 6 printk messages dropped ** [ 1332.331411][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.332194][ T32] r4:e06c9dc0 ** 6 printk messages dropped ** [ 1332.332465][ T32] r5:00001000 r4:eda49000 ** 6 printk messages dropped ** [ 1332.332754][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.332776][ T32] r4:84ffea80 [ 1332.332813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.332864][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.332886][ T32] r4:00000001 [ 1332.332905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.332938][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.332963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.332991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.333016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.333044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.333065][ T32] r4:8500f640 [ 1332.333108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.333143][ T32] INFO: task kworker/1:551:4467 blocked for more than 458 seconds. [ 1332.333176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.333199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.333240][ T32] task:kworker/1:551 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.333290][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.333360][ T32] Call trace: [ 1332.333426][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.333513][ T32] r10:829189c0 r9:eaec5d84 r8:00000002 r7:60000113 r6:eaec5d8c r5:85290000 [ 1332.333557][ T32] r4:85290000 [ 1332.333596][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.333678][ T32] r5:85290000 r4:829189bc [ 1332.333748][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.333838][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.333925][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1332.333971][ T32] r4:00000000 [ 1332.334011][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.334090][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.334164][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.334247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458b040 [ 1332.334313][ T32] r4:00000000 [ 1332.334368][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.334453][ T32] r9:83018205 r8:85290000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1332.334500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.334582][ T32] r5:00001000 r4:eaecd000 [ 1332.334611][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.334657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.334696][ T32] r5:84559f8c r4:84559c00 [ 1332.334714][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.334758][ T32] r7:ddde2d40 r6:83018200 r5:84559f8c r4:845aab00 [ 1332.334788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.334872][ T32] r10:61c88647 r9:85290000 r8:845aab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.334900][ T32] r4:845aab00 [ 1332.334920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.334964][ T32] r10:00000000 r9:845aab00 r8:8027ecf4 r7:eaeb9e60 r6:845aab80 r5:85290000 [ 1332.334988][ T32] r4:00000001 [ 1332.335007][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.335042][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1332.335068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.335095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.335121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.335149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.335170][ T32] r4:84591f00 [ 1332.335451][ T32] INFO: task kworker/1:551:4467 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.335510][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.335574][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.335617][ T32] Call trace: [ 1332.335668][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.335721][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 5 printk messages dropped ** [ 1332.335896][ T32] 9d60: 800f0013 ffffffff ** 6 printk messages dropped ** [ 1332.336080][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1332.363088][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1332.363250][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.363303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.363340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.363368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.363397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.363419][ T32] r4:8500f640 [ 1332.363443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.363499][ T32] INFO: task kworker/1:552:4470 blocked for more than 458 seconds. [ 1332.363539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.363565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.363612][ T32] task:kworker/1:552 state:D stack:0 pid:4470 tgid:4470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.363726][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.363820][ T32] Call trace: [ 1332.363879][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.363931][ T32] r10:829189c0 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:85291800 [ 1332.363954][ T32] r4:85291800 [ 1332.363974][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1332.364105][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.364173][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.364352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458b1c0 ** 11 printk messages dropped ** [ 1332.364891][ T32] r10:61c88647 r9:85291800 r8:845aac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1332.365889][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1332.380291][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.381041][ T32] r5:85e2bb8c r4:85e2b800 ** 9 printk messages dropped ** [ 1332.381930][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 7 printk messages dropped ** [ 1332.382386][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1332.382991][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.383132][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.383503][ T32] r5:8455ab8c r4:8455a800 ** 7 printk messages dropped ** [ 1332.383759][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.383985][ T32] r4:8458b180 [ 1332.384455][ T32] INFO: task kworker/1:553:4472 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.384506][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.384592][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.384634][ T32] Call trace: [ 1332.384687][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.384737][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.384759][ T32] r4:00000000 [ 1332.384777][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.384827][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.384859][ T32] 9d20: d7e79000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.384887][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.384910][ T32] 9d60: 800f0013 ffffffff [ 1332.384933][ T32] r5:800f0013 r4:80239bb0 [ 1332.384952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.384992][ T32] r4:82ac11e4 [ 1332.385011][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.385074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.385101][ T32] r4:e06c9dc0 [ 1332.385145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.385194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.385240][ T32] r4:00000000 [ 1332.385263][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.385351][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.385388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.385433][ T32] r5:00001000 r4:eda49000 [ 1332.385452][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.385492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.385529][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.385549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.385591][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.385612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.385662][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.385684][ T32] r4:84ffea80 [ 1332.385717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.385788][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.385814][ T32] r4:00000001 [ 1332.385833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.385869][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.385924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.385956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.385982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.386011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.386038][ T32] r4:8500f640 [ 1332.386082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.386110][ T32] INFO: task kworker/1:554:4474 blocked for more than 458 seconds. [ 1332.386137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.386185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.386209][ T32] task:kworker/1:554 state:D stack:0 pid:4474 tgid:4474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.397509][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.397667][ T32] Call trace: [ 1332.397718][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.397788][ T32] r10:829189c0 r9:eaee1d84 r8:00000002 r7:60000013 r6:eaee1d8c r5:85293000 [ 1332.397815][ T32] r4:85293000 [ 1332.397835][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.397887][ T32] r5:85293000 r4:829189bc [ 1332.397912][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.397953][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.397999][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1332.398021][ T32] r4:00000000 [ 1332.398041][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.398079][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.398121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.398162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458b340 [ 1332.398208][ T32] r4:00000000 [ 1332.398258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.398305][ T32] r9:83018205 r8:85293000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1332.398328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.398368][ T32] r5:00001000 r4:eaedd000 [ 1332.398387][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.398426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.398500][ T32] r5:8455a78c r4:8455a400 [ 1332.398524][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.398593][ T32] r7:ddde2d40 r6:83018200 r5:8455a78c r4:845aae00 [ 1332.398619][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.398670][ T32] r10:61c88647 r9:85293000 r8:845aae2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.398719][ T32] r4:845aae00 [ 1332.398742][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.398837][ T32] r10:00000000 r9:845aae00 r8:8027ecf4 r7:eae95e60 r6:845aae80 r5:85293000 [ 1332.398862][ T32] r4:00000001 [ 1332.398883][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398920][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1332.398947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.398975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.399001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.399031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.399053][ T32] r4:8458b280 [ 1332.399516][ T32] INFO: task kworker/1:554:4474 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.399552][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.399644][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.399686][ T32] Call trace: [ 1332.399717][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.399765][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.399787][ T32] r4:00000000 [ 1332.399806][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.399844][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.399872][ T32] 9d20: d7e79000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.399901][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.399924][ T32] 9d60: 800f0013 ffffffff [ 1332.399946][ T32] r5:800f0013 r4:80239bb0 [ 1332.399966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.400005][ T32] r4:82ac11e4 [ 1332.400026][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.400083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.400134][ T32] r4:e06c9dc0 [ 1332.400158][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.400200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 4 printk messages dropped ** [ 1332.400360][ T32] r5:00001000 r4:eda49000 ** 5 printk messages dropped ** [ 1332.400597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.400906][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.401297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.402104][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.402168][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.402218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1332.402243][ T32] r4:00000000 [ 1332.402284][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1332.402531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458b740 ** 4 printk messages dropped ** [ 1332.402855][ T32] r5:00001000 r4:dfa49000 ** 4 printk messages dropped ** [ 1332.403254][ T32] r7:ddde2d40 r6:83018200 r5:8455af8c r4:845aaf00 ** 4 printk messages dropped ** [ 1332.403583][ T32] r10:00000000 r9:845aaf00 r8:8027ecf4 r7:eae95e60 r6:845aaf80 r5:85294800 ** 4 printk messages dropped ** [ 1332.403936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.404858][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.404910][ T32] Call trace: [ 1332.404995][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.405053][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.405078][ T32] r4:00000000 [ 1332.405098][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.405136][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.405167][ T32] 9d20: d7e79000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.405211][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.405265][ T32] 9d60: 800f0013 ffffffff [ 1332.405299][ T32] r5:800f0013 r4:80239bb0 [ 1332.405321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.405363][ T32] r4:82ac11e4 [ 1332.405384][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.405476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.405506][ T32] r4:e06c9dc0 [ 1332.405548][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.405618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.405649][ T32] r4:00000000 [ 1332.405670][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.405736][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.405764][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.405807][ T32] r5:00001000 r4:eda49000 [ 1332.405829][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.405868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.405908][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.405929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.405997][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.406045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.406094][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.406117][ T32] r4:84ffea80 [ 1332.406159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.406273][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.429285][ T32] r4:00000001 [ 1332.429332][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.429397][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.429434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.429466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.429494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.429539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.429573][ T32] r4:8500f640 [ 1332.429600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.429632][ T32] INFO: task kworker/1:556:4478 blocked for more than 458 seconds. [ 1332.429676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.429724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.429754][ T32] task:kworker/1:556 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.429838][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.429892][ T32] Call trace: [ 1332.429949][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.430008][ T32] r10:829189c0 r9:eac6dd84 r8:00000002 r7:60000013 r6:eac6dd8c r5:85293c00 [ 1332.430038][ T32] r4:85293c00 [ 1332.430061][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.430105][ T32] r5:85293c00 r4:829189bc [ 1332.430126][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.430168][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.430215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1332.430285][ T32] r4:00000000 [ 1332.430324][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.430369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.430411][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.430476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84591f00 [ 1332.430509][ T32] r4:00000000 [ 1332.430552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.430601][ T32] r9:83018205 r8:85293c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1332.430625][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.430673][ T32] r5:00001000 r4:e88c9000 [ 1332.430695][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.430734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.430792][ T32] r5:8455bb8c r4:8455b800 [ 1332.430821][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.430868][ T32] r7:ddde2d40 r6:83018200 r5:8455bb8c r4:84555000 [ 1332.430914][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.430964][ T32] r10:61c88647 r9:85293c00 r8:8455502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.431058][ T32] r4:84555000 [ 1332.431083][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.431153][ T32] r10:00000000 r9:84555000 r8:8027ecf4 r7:eac3de60 r6:84555080 r5:85293c00 ** 2 printk messages dropped ** [ 1332.431235][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) ** 2 printk messages dropped ** [ 1332.431345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.431994][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.432122][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 7 printk messages dropped ** [ 1332.432337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 4 printk messages dropped ** [ 1332.432563][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.432931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.433132][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.433157][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.433203][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.433225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.433271][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.433295][ T32] r4:84ffea80 [ 1332.433314][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.433385][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.433414][ T32] r4:00000001 [ 1332.433435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.433471][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.433497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.433560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.433591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.433619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.433645][ T32] r4:8500f640 [ 1332.433665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.433692][ T32] INFO: task kworker/1:557:4479 blocked for more than 458 seconds. [ 1332.433718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.433741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.433762][ T32] task:kworker/1:557 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.433805][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.433843][ T32] Call trace: [ 1332.433873][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.433918][ T32] r10:829189c0 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:85296000 [ 1332.433972][ T32] r4:85296000 [ 1332.434075][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.434136][ T32] r5:85296000 r4:829189bc [ 1332.434158][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.434198][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.434242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1332.434265][ T32] r4:00000000 [ 1332.434285][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.434345][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.434424][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.434470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458b980 [ 1332.434491][ T32] r4:00000000 [ 1332.434510][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.434552][ T32] r9:83018205 r8:85296000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.434595][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.434637][ T32] r5:00001000 r4:dfd3b000 [ 1332.434663][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.434703][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.434742][ T32] r5:8455b38c r4:8455b000 [ 1332.434760][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.434801][ T32] r7:ddde2d40 r6:83018200 r5:8455b38c r4:84555100 [ 1332.434821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.434878][ T32] r10:61c88647 r9:85296000 r8:8455512c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.434928][ T32] r4:84555100 [ 1332.434955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.434999][ T32] r10:00000000 r9:84555100 r8:8027ecf4 r7:eac6de60 r6:84555180 r5:85296000 [ 1332.435066][ T32] r4:00000001 [ 1332.435088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.435124][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1332.435172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.435204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.435230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.435259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.435351][ T32] r4:8458b280 [ 1332.435619][ T32] INFO: task kworker/1:557:4479 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.435658][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.435714][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.435756][ T32] Call trace: [ 1332.435808][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.435857][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.435901][ T32] r4:00000000 [ 1332.435923][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.435983][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.436017][ T32] 9d20: d82b0000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.436069][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.436095][ T32] 9d60: 800f0013 ffffffff ** 1 printk messages dropped ** [ 1332.436150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 4 printk messages dropped ** [ 1332.456162][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1332.456908][ T32] r5:00001000 r4:eda49000 ** 2 printk messages dropped ** [ 1332.457015][ T32] r5:85e2bb8c r4:85e2b800 ** 3 printk messages dropped ** [ 1332.457171][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1332.457333][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 1 printk messages dropped ** [ 1332.457433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.457511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.457572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.457620][ T32] r4:8500f640 [ 1332.457677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.457744][ T32] INFO: task kworker/1:558:4484 blocked for more than 458 seconds. [ 1332.457808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.457858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.457904][ T32] task:kworker/1:558 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.458012][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.458070][ T32] Call trace: [ 1332.458115][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.458165][ T32] r10:829189c0 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:85296c00 [ 1332.458187][ T32] r4:85296c00 [ 1332.458206][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.458247][ T32] r5:85296c00 r4:829189bc [ 1332.458267][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.458306][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.458369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1332.458395][ T32] r4:00000000 [ 1332.458413][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.458472][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.458513][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.458554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458ba80 [ 1332.458577][ T32] r4:00000000 [ 1332.458595][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.458634][ T32] r9:83018205 r8:85296c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1332.458671][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.458710][ T32] r5:00001000 r4:e88af000 [ 1332.458729][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.458768][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.458807][ T32] r5:8455b78c r4:8455b400 [ 1332.458826][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.458866][ T32] r7:ddde2d40 r6:83018200 r5:8455b78c r4:84555200 [ 1332.458900][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.458948][ T32] r10:61c88647 r9:85296c00 r8:8455522c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.458970][ T32] r4:84555200 [ 1332.459011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.459059][ T32] r10:00000000 r9:84555200 r8:8027ecf4 r7:eac6de60 r6:84555280 r5:85296c00 [ 1332.459081][ T32] r4:00000001 [ 1332.459112][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.459177][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1332.459206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.459234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.459259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.459286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.459309][ T32] r4:8458bd40 [ 1332.459893][ T32] INFO: task kworker/1:558:4484 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.459976][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.460152][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.460246][ T32] Call trace: [ 1332.460313][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.460413][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.460468][ T32] r4:00000000 [ 1332.460539][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.460626][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.460699][ T32] 9d20: d8574000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.460761][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.460811][ T32] 9d60: 800f0013 ffffffff [ 1332.460877][ T32] r5:800f0013 r4:80239bb0 [ 1332.460922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.461010][ T32] r4:82ac11e4 [ 1332.461060][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.461148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.461197][ T32] r4:e06c9dc0 [ 1332.461240][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.461352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.461409][ T32] r4:00000000 [ 1332.461452][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.461541][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.461612][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.461713][ T32] r5:00001000 r4:eda49000 [ 1332.461759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.461844][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.461927][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.461971][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.462066][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.462114][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.462284][ T32] r4:84ffea80 ** 2 printk messages dropped ** [ 1332.462389][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.462514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.462715][ T32] INFO: task kworker/0:118:4487 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.462858][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.463053][ T32] r4:851bc800 ** 3 printk messages dropped ** [ 1332.463191][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.463249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1332.463308][ T32] r4:00000000 [ 1332.463338][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.463382][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.463443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.463490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c700 [ 1332.463514][ T32] r4:00000000 [ 1332.463533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.463595][ T32] r9:83018005 r8:851bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.463645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.463690][ T32] r5:00001000 r4:e07e1000 [ 1332.463710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.463749][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.463839][ T32] r5:85172b8c r4:85172800 [ 1332.463892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.463965][ T32] r7:dddced40 r6:83018000 r5:85172b8c r4:85231f00 [ 1332.463991][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.464060][ T32] r10:61c88647 r9:851bc800 r8:85231f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.464109][ T32] r4:85231f00 [ 1332.464132][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.464178][ T32] r10:00000000 r9:85231f00 r8:8027ecf4 r7:ead21e60 r6:85231f80 r5:851bc800 [ 1332.464200][ T32] r4:00000001 [ 1332.464219][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.464253][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1332.464280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.464307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.464362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.464395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.464417][ T32] r4:8456ca80 [ 1332.464727][ T32] INFO: task kworker/0:118:4487 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.464909][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.464971][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.465014][ T32] Call trace: [ 1332.465059][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.465108][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.465131][ T32] r4:00000000 [ 1332.465149][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.465186][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.465215][ T32] 9d20: d8574000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.465260][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.465299][ T32] 9d60: 800f0013 ffffffff [ 1332.465336][ T32] r5:800f0013 r4:80239bb0 [ 1332.465374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.465417][ T32] r4:82ac11e4 [ 1332.465449][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.465511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.465535][ T32] r4:e06c9dc0 [ 1332.465554][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.465595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.465632][ T32] r4:00000000 [ 1332.465661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.465732][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.465764][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.465804][ T32] r5:00001000 r4:eda49000 [ 1332.465823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.465861][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.465898][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.465918][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.465959][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.465979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.466023][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.466044][ T32] r4:84ffea80 [ 1332.466063][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.466106][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.466129][ T32] r4:00000001 [ 1332.466147][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.466181][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.466208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.466297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.497556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.497620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.497658][ T32] r4:8500f640 [ 1332.497684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.497728][ T32] INFO: task kworker/0:119:4489 blocked for more than 459 seconds. [ 1332.497766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.497792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.497814][ T32] task:kworker/0:119 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.497898][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.497961][ T32] Call trace: [ 1332.497993][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.498050][ T32] r10:829189c0 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:851bd400 [ 1332.498072][ T32] r4:851bd400 [ 1332.498091][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.498132][ T32] r5:851bd400 r4:829189bc [ 1332.498153][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.498192][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.498238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1332.498260][ T32] r4:00000000 [ 1332.498278][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.498315][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.498354][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.498419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c900 [ 1332.498446][ T32] r4:00000000 [ 1332.498466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.498511][ T32] r9:83018005 r8:851bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1332.498557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.498601][ T32] r5:00001000 r4:e8893000 [ 1332.498622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.498694][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.498737][ T32] r5:8517338c r4:85173000 [ 1332.498780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.498827][ T32] r7:dddced40 r6:83018000 r5:8517338c r4:845a3000 [ 1332.498871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.498919][ T32] r10:61c88647 r9:851bd400 r8:845a302c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.498941][ T32] r4:845a3000 [ 1332.498982][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.499030][ T32] r10:00000000 r9:845a3000 r8:8027ecf4 r7:eac75e60 r6:845a3080 r5:851bd400 [ 1332.499059][ T32] r4:00000001 [ 1332.499079][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.499115][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1332.499142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.499171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.499201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.499229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.499251][ T32] r4:8456ca80 [ 1332.499722][ T32] INFO: task kworker/0:119:4489 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.499758][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.499813][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.499854][ T32] Call trace: [ 1332.499883][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.499932][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.499956][ T32] r4:00000000 [ 1332.499976][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.500013][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.500042][ T32] 9d20: d8c0d000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.500070][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.500093][ T32] 9d60: 800f0013 ffffffff [ 1332.500117][ T32] r5:800f0013 r4:80239bb0 [ 1332.500135][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.500175][ T32] r4:82ac11e4 [ 1332.500195][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.500236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.500259][ T32] r4:e06c9dc0 [ 1332.500321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.500367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.500417][ T32] r4:00000000 [ 1332.500443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.500522][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.500553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.500595][ T32] r5:00001000 r4:eda49000 [ 1332.500625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.500672][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.500710][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.500731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.500774][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.500841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.500947][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.500972][ T32] r4:84ffea80 [ 1332.500993][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.501039][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.501061][ T32] r4:00000001 [ 1332.501080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.501160][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.501195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.501225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.501252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.501280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.501301][ T32] r4:8500f640 [ 1332.501319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.501343][ T32] INFO: task kworker/0:120:4490 blocked for more than 459 seconds. [ 1332.501405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.501437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.501458][ T32] task:kworker/0:120 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.501501][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.501622][ T32] Call trace: [ 1332.501660][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.501712][ T32] r10:829189c0 r9:eaf01d84 r8:00000002 r7:60000113 r6:eaf01d8c r5:851be000 [ 1332.501784][ T32] r4:851be000 [ 1332.501806][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.501890][ T32] r5:851be000 r4:829189bc [ 1332.501913][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.501981][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.502039][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1332.502062][ T32] r4:00000000 [ 1332.502080][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.502138][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.502179][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.502220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456c880 [ 1332.502241][ T32] r4:00000000 [ 1332.502278][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.502344][ T32] r9:83018005 r8:851be000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1332.502394][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.502436][ T32] r5:00001000 r4:e484d000 [ 1332.502456][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.502516][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.502558][ T32] r5:85172f8c r4:85172c00 [ 1332.502578][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.502620][ T32] r7:dddced40 r6:83018000 r5:85172f8c r4:845a3100 [ 1332.502676][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.502725][ T32] r10:61c88647 r9:851be000 r8:845a312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.502760][ T32] r4:845a3100 [ 1332.502788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.502854][ T32] r10:00000000 r9:845a3100 r8:8027ecf4 r7:eacb5e60 r6:845a3180 r5:851be000 [ 1332.502879][ T32] r4:00000001 [ 1332.502898][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.502946][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1332.502981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.503011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.503039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.503067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.503089][ T32] r4:8456ca80 [ 1332.503387][ T32] INFO: task kworker/0:120:4490 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 1 printk messages dropped ** [ 1332.503520][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.503668][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.503832][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1332.504029][ T32] r4:e06c9dc0 [ 1332.504048][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.504220][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.504584][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.504626][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.504681][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.504704][ T32] r4:84ffea80 [ 1332.504724][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.504771][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.504806][ T32] r4:00000001 [ 1332.504831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.504865][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.504913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.504944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.504971][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.504999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.505020][ T32] r4:8500f640 [ 1332.505039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.505064][ T32] INFO: task kworker/0:121:4491 blocked for more than 459 seconds. [ 1332.505113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.505139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.505160][ T32] task:kworker/0:121 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.505205][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.505275][ T32] Call trace: [ 1332.505309][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.505378][ T32] r10:829189c0 r9:eaef9d84 r8:00000002 r7:60000113 r6:eaef9d8c r5:851bec00 [ 1332.505404][ T32] r4:851bec00 [ 1332.505448][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.505552][ T32] r5:851bec00 r4:829189bc [ 1332.505574][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.505628][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.505683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1332.505705][ T32] r4:00000000 [ 1332.505725][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.505779][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.505862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.505945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459c040 [ 1332.506016][ T32] r4:00000000 [ 1332.506079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.506168][ T32] r9:83018005 r8:851bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.506217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.526767][ T32] r5:00001000 r4:eb00b000 [ 1332.526816][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.526884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.526955][ T32] r5:85173f8c r4:85173c00 [ 1332.526982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.527028][ T32] r7:dddced40 r6:83018000 r5:85173f8c r4:845a3200 [ 1332.527049][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.527140][ T32] r10:61c88647 r9:851bec00 r8:845a322c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.527166][ T32] r4:845a3200 [ 1332.527186][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.527231][ T32] r10:00000000 r9:845a3200 r8:8027ecf4 r7:eacb5e60 r6:845a3280 r5:851bec00 [ 1332.527252][ T32] r4:00000001 [ 1332.527275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.527342][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1332.527376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.527456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.527517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.527591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.527660][ T32] r4:8456ca80 [ 1332.528422][ T32] INFO: task kworker/0:121:4491 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.528540][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.528717][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.528814][ T32] Call trace: [ 1332.528902][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.529012][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.529064][ T32] r4:00000000 [ 1332.529108][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.529193][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.529261][ T32] 9d20: d8d6a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.529340][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.529401][ T32] 9d60: 800f0013 ffffffff [ 1332.529455][ T32] r5:800f0013 r4:80239bb0 [ 1332.529503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.529599][ T32] r4:82ac11e4 [ 1332.529660][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.529757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.529808][ T32] r4:e06c9dc0 [ 1332.529872][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.529984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.530052][ T32] r4:00000000 [ 1332.530099][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.530196][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.530280][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.530424][ T32] r5:00001000 r4:eda49000 [ 1332.530485][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.530588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.530702][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.530766][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.530861][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.530906][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.531012][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.531079][ T32] r4:84ffea80 [ 1332.531128][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.531227][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.531278][ T32] r4:00000001 [ 1332.531332][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.531419][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.531498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.531577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.531636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.531759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.531824][ T32] r4:8500f640 [ 1332.531872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.531933][ T32] INFO: task kworker/1:559:4494 blocked for more than 459 seconds. [ 1332.532022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.532078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.532140][ T32] task:kworker/1:559 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.532255][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.532338][ T32] Call trace: [ 1332.532445][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.532581][ T32] r10:829189c0 r9:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:85290c00 [ 1332.532652][ T32] r4:85290c00 [ 1332.532700][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.532784][ T32] r5:85290c00 r4:829189bc [ 1332.532819][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.532861][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.532907][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1332.532928][ T32] r4:00000000 [ 1332.532961][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.533010][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.533046][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.533087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85263b80 [ 1332.533110][ T32] r4:00000000 [ 1332.533221][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.533266][ T32] r9:83018205 r8:85290c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1332.533290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.533340][ T32] r5:00001000 r4:e88e1000 [ 1332.533363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.533403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.533441][ T32] r5:8455bf8c r4:8455bc00 [ 1332.533460][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.533534][ T32] r7:ddde2d40 r6:83018200 r5:8455bf8c r4:84555300 [ 1332.533559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.533603][ T32] r10:61c88647 r9:85290c00 r8:8455532c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.533625][ T32] r4:84555300 [ 1332.533671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.533718][ T32] r10:00000000 r9:84555300 r8:8027ecf4 r7:eac6de60 r6:84555380 r5:85290c00 [ 1332.533742][ T32] r4:00000001 [ 1332.533761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.533795][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1332.533820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.533901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.533932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.533973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.533998][ T32] r4:85263a40 [ 1332.534278][ T32] INFO: task kworker/1:559:4494 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.534311][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.534371][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.534436][ T32] Call trace: [ 1332.534484][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.534536][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.534559][ T32] r4:00000000 [ 1332.534577][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.534629][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.534667][ T32] 9d20: d8d6a000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.534719][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.534748][ T32] 9d60: 800f0013 ffffffff [ 1332.534772][ T32] r5:800f0013 r4:80239bb0 [ 1332.534792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.534833][ T32] r4:82ac11e4 [ 1332.534956][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.535002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.535025][ T32] r4:e06c9dc0 [ 1332.535044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.535085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.535123][ T32] r4:00000000 [ 1332.535146][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.535188][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.535210][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.535324][ T32] r5:00001000 r4:eda49000 [ 1332.535348][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.535400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.535446][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.535467][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.535510][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.535530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.535573][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.535596][ T32] r4:84ffea80 [ 1332.535615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.535664][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.535686][ T32] r4:00000001 [ 1332.535704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.535737][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.535787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.535819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.535895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.535927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.535950][ T32] r4:8500f640 [ 1332.535970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.536011][ T32] INFO: task kworker/1:560:4496 blocked for more than 459 seconds. [ 1332.536042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.536080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.536111][ T32] task:kworker/1:560 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.567196][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.567525][ T32] Call trace: [ 1332.567653][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.567791][ T32] r10:829189c0 r9:eaf09d84 r8:00000002 r7:60000113 r6:eaf09d8c r5:85295400 [ 1332.567852][ T32] r4:85295400 [ 1332.567902][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.567993][ T32] r5:85295400 r4:829189bc [ 1332.568043][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.568154][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.568217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1332.568249][ T32] r4:00000000 [ 1332.568270][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.568359][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.568406][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.568454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d0c0 [ 1332.568517][ T32] r4:00000000 [ 1332.568542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.568588][ T32] r9:83018205 r8:85295400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.568610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.568673][ T32] r5:00001000 r4:ea981000 [ 1332.568698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.568739][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.568803][ T32] r5:8453c78c r4:8453c400 [ 1332.568827][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.568878][ T32] r7:ddde2d40 r6:83018200 r5:8453c78c r4:84555400 [ 1332.568902][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.568947][ T32] r10:61c88647 r9:85295400 r8:8455542c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.568970][ T32] r4:84555400 [ 1332.568990][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.569047][ T32] r10:00000000 r9:84555400 r8:8027ecf4 r7:eaefde60 r6:84555480 r5:85295400 [ 1332.569080][ T32] r4:00000001 [ 1332.569100][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.569161][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1332.569193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.569222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.569258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.569289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.569313][ T32] r4:8458bc00 [ 1332.569812][ T32] INFO: task kworker/1:560:4496 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.569848][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.569940][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.569998][ T32] Call trace: [ 1332.570081][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.570158][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.570186][ T32] r4:00000000 [ 1332.570206][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.570244][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.570288][ T32] 9d20: d9352000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.570317][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.570341][ T32] 9d60: 800f0013 ffffffff [ 1332.570365][ T32] r5:800f0013 r4:80239bb0 [ 1332.570385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.570425][ T32] r4:82ac11e4 [ 1332.570446][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.570488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.570510][ T32] r4:e06c9dc0 [ 1332.570528][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.570570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.570639][ T32] r4:00000000 [ 1332.570666][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.570711][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.570732][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.570776][ T32] r5:00001000 r4:eda49000 [ 1332.570797][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.570841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.570886][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.570932][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.570978][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.571122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.571177][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.571229][ T32] r4:84ffea80 [ 1332.571252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.571303][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.571367][ T32] r4:00000001 [ 1332.571389][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.571424][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.571450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.571482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.571509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.571537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.571558][ T32] r4:8500f640 [ 1332.571580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.571609][ T32] INFO: task kworker/1:561:4497 blocked for more than 459 seconds. [ 1332.571642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.571701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.571752][ T32] task:kworker/1:561 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.571953][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.571995][ T32] Call trace: [ 1332.572076][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.572223][ T32] r10:829189c0 r9:eaf11d84 r8:00000002 r7:60000013 r6:eaf11d8c r5:851bb000 [ 1332.572249][ T32] r4:851bb000 [ 1332.572274][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.572316][ T32] r5:851bb000 r4:829189bc [ 1332.572335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.572373][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.572442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1332.572468][ T32] r4:00000000 [ 1332.572514][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.572563][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.572620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.572671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d000 [ 1332.572695][ T32] r4:00000000 [ 1332.572714][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.572778][ T32] r9:83018205 r8:851bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1332.572803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.572843][ T32] r5:00001000 r4:ea95b000 [ 1332.572934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.572995][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.573061][ T32] r5:8453c38c r4:8453c000 [ 1332.573084][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.573127][ T32] r7:ddde2d40 r6:83018200 r5:8453c38c r4:84555500 [ 1332.573171][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.573219][ T32] r10:61c88647 r9:851bb000 r8:8455552c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.573264][ T32] r4:84555500 [ 1332.573286][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.573342][ T32] r10:00000000 r9:84555500 r8:8027ecf4 r7:eaf09e60 r6:845a3300 r5:851bb000 [ 1332.573397][ T32] r4:00000001 [ 1332.573463][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.573534][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1332.573586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.573615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.573642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.573703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.573729][ T32] r4:8458bc00 [ 1332.573970][ T32] INFO: task kworker/1:561:4497 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.574003][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.574058][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.574101][ T32] Call trace: [ 1332.574177][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.574229][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.574303][ T32] r4:00000000 [ 1332.574416][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.574459][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.574489][ T32] 9d20: d9352000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.574540][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.574567][ T32] 9d60: 800f0013 ffffffff [ 1332.574667][ T32] r5:800f0013 r4:80239bb0 [ 1332.574692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.574733][ T32] r4:82ac11e4 [ 1332.574754][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.574795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.574816][ T32] r4:e06c9dc0 [ 1332.574837][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.574903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.575002][ T32] r4:00000000 [ 1332.575025][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.575068][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.575160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.575205][ T32] r5:00001000 r4:eda49000 [ 1332.575225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.575263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.575318][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.575341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.575386][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.575440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.575489][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.575536][ T32] r4:84ffea80 [ 1332.575559][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.575604][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.575626][ T32] r4:00000001 [ 1332.575690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.575729][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.575755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.575791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.575819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.575849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.575871][ T32] r4:8500f640 [ 1332.575890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.575916][ T32] INFO: task kworker/1:562:4500 blocked for more than 459 seconds. [ 1332.575943][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.575988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.576012][ T32] task:kworker/1:562 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.576128][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.576175][ T32] Call trace: [ 1332.602434][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.602534][ T32] r10:829189c0 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:84caec00 [ 1332.602561][ T32] r4:84caec00 [ 1332.602584][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.602627][ T32] r5:84caec00 r4:829189bc [ 1332.602661][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.602713][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.602761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1332.602790][ T32] r4:00000000 [ 1332.602809][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.602847][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.602888][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.602928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d2c0 [ 1332.602974][ T32] r4:00000000 [ 1332.603046][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.603167][ T32] r9:83018205 r8:84caec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1332.603193][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.603286][ T32] r5:00001000 r4:ea9d9000 [ 1332.603310][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.603351][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.603392][ T32] r5:8453cb8c r4:8453c800 [ 1332.603418][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.603463][ T32] r7:ddde2d40 r6:83018200 r5:8453cb8c r4:84555580 [ 1332.603484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.603551][ T32] r10:61c88647 r9:84caec00 r8:845555ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.603578][ T32] r4:84555580 [ 1332.603670][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.603728][ T32] r10:00000000 r9:84555580 r8:8027ecf4 r7:eaf09e60 r6:845a3380 r5:84caec00 [ 1332.603754][ T32] r4:00000001 [ 1332.603774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.603830][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1332.603877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.603908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.603987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.604020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.604090][ T32] r4:8526d100 [ 1332.604646][ T32] INFO: task kworker/1:562:4500 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.604697][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.604835][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.604909][ T32] Call trace: [ 1332.605040][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.605118][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.605145][ T32] r4:00000000 [ 1332.605189][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.605232][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.605275][ T32] 9d20: d9557000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.605306][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.605329][ T32] 9d60: 800f0013 ffffffff [ 1332.605352][ T32] r5:800f0013 r4:80239bb0 [ 1332.605373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.605446][ T32] r4:82ac11e4 [ 1332.605523][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.605577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.605600][ T32] r4:e06c9dc0 [ 1332.605692][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.605738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.605858][ T32] r4:00000000 [ 1332.605929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.605976][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.606023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.606067][ T32] r5:00001000 r4:eda49000 [ 1332.606112][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.606154][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.606223][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.606259][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.614069][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.614326][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.614423][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.614452][ T32] r4:84ffea80 [ 1332.614472][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.614519][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.614541][ T32] r4:00000001 [ 1332.614585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.614624][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.614716][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.614749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.614782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.614817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.614865][ T32] r4:8500f640 [ 1332.614916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.614961][ T32] INFO: task kworker/0:122:4501 blocked for more than 459 seconds. [ 1332.615091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.615120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.615234][ T32] task:kworker/0:122 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.615404][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.615493][ T32] Call trace: [ 1332.615535][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.615680][ T32] r10:829189c0 r9:eaf49d84 r8:00000002 r7:60000113 r6:eaf49d8c r5:84ed0000 [ 1332.615707][ T32] r4:84ed0000 [ 1332.615728][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.615792][ T32] r5:84ed0000 r4:829189bc [ 1332.615983][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.616027][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.616078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 1332.616124][ T32] r4:00000000 [ 1332.616148][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.616189][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.616331][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.622955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84546180 [ 1332.623010][ T32] r4:00000000 [ 1332.623041][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.623101][ T32] r9:83018005 r8:84ed0000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1332.623123][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.623165][ T32] r5:00001000 r4:eaf5b000 [ 1332.623209][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.623254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.623293][ T32] r5:85173b8c r4:85173800 [ 1332.623326][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.623379][ T32] r7:dddced40 r6:83018000 r5:85173b8c r4:845a3400 [ 1332.623407][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.623456][ T32] r10:61c88647 r9:84ed0000 r8:845a342c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.623505][ T32] r4:845a3400 [ 1332.623529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.623576][ T32] r10:00000000 r9:845a3400 r8:8027ecf4 r7:eaef9e60 r6:845a3480 r5:84ed0000 [ 1332.623598][ T32] r4:00000001 [ 1332.623617][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.623652][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1332.623681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.623709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.623736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.623767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.623791][ T32] r4:8456c040 [ 1332.624252][ T32] INFO: task kworker/0:122:4501 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.624296][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.624365][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.624416][ T32] Call trace: [ 1332.624449][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.624538][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.624603][ T32] r4:00000000 [ 1332.624660][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.624713][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.624743][ T32] 9d20: d9557000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.624798][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.624825][ T32] 9d60: 800f0013 ffffffff [ 1332.624849][ T32] r5:800f0013 r4:80239bb0 [ 1332.624868][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.624933][ T32] r4:82ac11e4 [ 1332.624957][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.624999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.625022][ T32] r4:e06c9dc0 [ 1332.625052][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.625097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.625119][ T32] r4:00000000 [ 1332.625137][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.625183][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.625206][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.625246][ T32] r5:00001000 r4:eda49000 [ 1332.625266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.625304][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.625342][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.625386][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.625440][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.625462][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.625508][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.625531][ T32] r4:84ffea80 [ 1332.625550][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.625594][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.625617][ T32] r4:00000001 [ 1332.625635][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.625693][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.625727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.625756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.625784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.625811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.625832][ T32] r4:8500f640 [ 1332.625864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.625895][ T32] INFO: task kworker/1:563:4502 blocked for more than 459 seconds. [ 1332.625937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.625988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.626013][ T32] task:kworker/1:563 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.626088][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.626128][ T32] Call trace: [ 1332.626158][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.626202][ T32] r10:829189c0 r9:eaf51d84 r8:00000002 r7:60000113 r6:eaf51d8c r5:84ed0c00 [ 1332.626287][ T32] r4:84ed0c00 [ 1332.639885][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.640024][ T32] r5:84ed0c00 r4:829189bc [ 1332.640052][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.640127][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.640186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 1332.640209][ T32] r4:00000000 [ 1332.640233][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.640274][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.640342][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.640398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d540 [ 1332.640423][ T32] r4:00000000 [ 1332.640445][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.640522][ T32] r9:83018205 r8:84ed0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1332.640549][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.640595][ T32] r5:00001000 r4:eaa2d000 [ 1332.640642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.640686][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.640726][ T32] r5:8453d38c r4:8453d000 [ 1332.640746][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.640789][ T32] r7:ddde2d40 r6:83018200 r5:8453d38c r4:84555600 [ 1332.640822][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.640870][ T32] r10:61c88647 r9:84ed0c00 r8:8455562c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.640892][ T32] r4:84555600 [ 1332.640911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.640955][ T32] r10:00000000 r9:84555600 r8:8027ecf4 r7:eaf45e60 r6:845a3500 r5:84ed0c00 [ 1332.640977][ T32] r4:00000001 [ 1332.640997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.641044][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1332.641080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.641109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.641160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.641192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.641215][ T32] r4:8526d100 [ 1332.641697][ T32] INFO: task kworker/1:563:4502 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.641802][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.641939][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.641986][ T32] Call trace: [ 1332.642019][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.642070][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.642093][ T32] r4:00000000 [ 1332.642113][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.642151][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.642179][ T32] 9d20: d9909000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.642207][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.642233][ T32] 9d60: 800f0013 ffffffff [ 1332.642306][ T32] r5:800f0013 r4:80239bb0 [ 1332.642353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.642402][ T32] r4:82ac11e4 [ 1332.642423][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.642480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.642506][ T32] r4:e06c9dc0 [ 1332.642549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.642601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.642625][ T32] r4:00000000 [ 1332.642643][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.642686][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.642708][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.642748][ T32] r5:00001000 r4:eda49000 [ 1332.642767][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.642830][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.642875][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.642896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.642987][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.643024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.643072][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.643094][ T32] r4:84ffea80 [ 1332.643113][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.643157][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.643180][ T32] r4:00000001 [ 1332.643199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.643232][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.643257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.643286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.643338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.643372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.643400][ T32] r4:8500f640 [ 1332.643424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.643504][ T32] INFO: task kworker/1:564:4504 blocked for more than 459 seconds. [ 1332.643542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.643567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.643587][ T32] task:kworker/1:564 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.643685][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.643770][ T32] Call trace: [ 1332.643805][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.643852][ T32] r10:829189c0 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:84ed2400 [ 1332.643875][ T32] r4:84ed2400 [ 1332.643919][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.643963][ T32] r5:84ed2400 r4:829189bc [ 1332.643982][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.644023][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.644096][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1332.644173][ T32] r4:00000000 [ 1332.644195][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.644258][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.644386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.644436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d3c0 [ 1332.644458][ T32] r4:00000000 [ 1332.644502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.644557][ T32] r9:83018205 r8:84ed2400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1332.644579][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.644617][ T32] r5:00001000 r4:eaa03000 [ 1332.644654][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.644696][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.644737][ T32] r5:8453cf8c r4:8453cc00 [ 1332.644756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.644796][ T32] r7:ddde2d40 r6:83018200 r5:8453cf8c r4:84555700 [ 1332.644841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.644890][ T32] r10:61c88647 r9:84ed2400 r8:8455572c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.644913][ T32] r4:84555700 [ 1332.644932][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.644974][ T32] r10:00000000 r9:84555700 r8:8027ecf4 r7:eaf51e60 r6:845a3580 r5:84ed2400 [ 1332.644996][ T32] r4:00000001 [ 1332.645014][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.645047][ T32] Exception stack(0xeaf59fb0 to 0xeaf59ff8) [ 1332.645071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.645115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.645147][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.645175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.645223][ T32] r4:8526d4c0 [ 1332.645519][ T32] INFO: task kworker/1:564:4504 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.645662][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.645859][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.645927][ T32] Call trace: [ 1332.646100][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.646154][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.646202][ T32] r4:00000000 [ 1332.646225][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1332.667080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 7 printk messages dropped ** [ 1332.667374][ T32] r5:00001000 r4:eda49000 ** 6 printk messages dropped ** [ 1332.667705][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.668058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.668668][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.668971][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.669103][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1332.669610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.669901][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.670072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.670978][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1332.671411][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1332.671548][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.671905][ T32] r5:85e2bb8c r4:85e2b800 ** 4 printk messages dropped ** [ 1332.672071][ T32] r4:84ffea80 [ 1332.672089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.672131][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.672154][ T32] r4:00000001 [ 1332.672189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.672226][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.672252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.672280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.672306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.672334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.672404][ T32] r4:8500f640 [ 1332.672452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.672512][ T32] INFO: task kworker/1:566:4509 blocked for more than 459 seconds. [ 1332.672549][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.672584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.672609][ T32] task:kworker/1:566 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.672687][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.672731][ T32] Call trace: [ 1332.672761][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.672806][ T32] r10:829189c0 r9:eaf71d84 r8:00000002 r7:60000013 r6:eaf71d8c r5:84ed3c00 [ 1332.672851][ T32] r4:84ed3c00 [ 1332.672875][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.672917][ T32] r5:84ed3c00 r4:829189bc [ 1332.672936][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.672975][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.673019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 [ 1332.673052][ T32] r4:00000000 [ 1332.673074][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.673113][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.673150][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.673191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d6c0 [ 1332.673212][ T32] r4:00000000 [ 1332.673231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.673325][ T32] r9:83018205 r8:84ed3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1332.673387][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.673461][ T32] r5:00001000 r4:eaa65000 [ 1332.673495][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.673564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.673634][ T32] r5:8453d78c r4:8453d400 [ 1332.673692][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.673740][ T32] r7:ddde2d40 r6:83018200 r5:8453d78c r4:84555780 [ 1332.673761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.673806][ T32] r10:61c88647 r9:84ed3c00 r8:845557ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.673828][ T32] r4:84555780 [ 1332.673847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.673889][ T32] r10:00000000 r9:84555780 r8:8027ecf4 r7:eaf6de60 r6:845a3680 r5:84ed3c00 [ 1332.673930][ T32] r4:00000001 [ 1332.673953][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.673988][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1332.674038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.674081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.674131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.674214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.674252][ T32] r4:8526d740 [ 1332.674529][ T32] INFO: task kworker/1:566:4509 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.674577][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.674706][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.674815][ T32] Call trace: [ 1332.674848][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.675087][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.675113][ T32] r4:00000000 [ 1332.675133][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.675171][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.675199][ T32] 9d20: d9c15000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.675229][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.675288][ T32] 9d60: 800f0013 ffffffff [ 1332.675315][ T32] r5:800f0013 r4:80239bb0 [ 1332.675401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.675497][ T32] r4:82ac11e4 [ 1332.675523][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.675578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.675604][ T32] r4:e06c9dc0 [ 1332.675625][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.675670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.675692][ T32] r4:00000000 [ 1332.675711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1332.676141][ T32] r4:84ffea80 ** 8 printk messages dropped ** [ 1332.693718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 14 printk messages dropped ** [ 1332.694507][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.694797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d840 ** 9 printk messages dropped ** [ 1332.695225][ T32] r7:ddde2d40 r6:83018200 r5:8453db8c r4:84555800 ** 5 printk messages dropped ** [ 1332.695456][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.695622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.709814][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 8 printk messages dropped ** [ 1332.710165][ T32] r4:e06c9dc0 ** 3 printk messages dropped ** [ 1332.710321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1332.710788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.711227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.711268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.711292][ T32] r4:8500f640 [ 1332.711315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.711344][ T32] INFO: task kworker/1:568:4513 blocked for more than 459 seconds. [ 1332.711375][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.711403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.711449][ T32] task:kworker/1:568 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.711506][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.711629][ T32] Call trace: [ 1332.711665][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.711739][ T32] r10:829189c0 r9:eaf89d84 r8:00000002 r7:60000013 r6:eaf89d8c r5:84ed6000 [ 1332.711766][ T32] r4:84ed6000 [ 1332.711861][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.711905][ T32] r5:84ed6000 r4:829189bc [ 1332.711925][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.712076][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.712126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1332.712149][ T32] r4:00000000 [ 1332.712193][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.712266][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.712332][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.712414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526ddc0 [ 1332.712441][ T32] r4:00000000 [ 1332.712460][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.712540][ T32] r9:83018205 r8:84ed6000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1332.712563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.712605][ T32] r5:00001000 r4:eac47000 [ 1332.712624][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.712663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.712702][ T32] r5:8453eb8c r4:8453e800 [ 1332.712729][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.712774][ T32] r7:ddde2d40 r6:83018200 r5:8453eb8c r4:84555880 [ 1332.712818][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.712867][ T32] r10:61c88647 r9:84ed6000 r8:845558ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.712912][ T32] r4:84555880 [ 1332.712940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.712986][ T32] r10:00000000 r9:84555880 r8:8027ecf4 r7:eaf6de60 r6:845a3780 r5:84ed6000 [ 1332.713009][ T32] r4:00000001 [ 1332.713040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.713077][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1332.713104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.713150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.713179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.713208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.713254][ T32] r4:8526d8c0 [ 1332.713744][ T32] INFO: task kworker/1:568:4513 is blocked on a mutex likely owned by task kworker/0:73:3846. ** 4 printk messages dropped ** [ 1332.714126][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 11 printk messages dropped ** [ 1332.714627][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1332.714810][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.714831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.715190][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1332.715615][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.716026][ T32] INFO: task kworker/1:569:4514 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.737435][ T32] r5:84ed6c00 r4:829189bc ** 3 printk messages dropped ** [ 1332.737620][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.737963][ T32] r9:83018205 r8:84ed6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1332.738251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1332.738736][ T32] r4:8526d8c0 ** 2 printk messages dropped ** [ 1332.739431][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.739853][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.740053][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1332.740287][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 1 printk messages dropped ** [ 1332.740391][ T32] r5:00001000 r4:eda49000 [ 1332.740440][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.740513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.740561][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.740582][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.740640][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.740678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.740727][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.740752][ T32] r4:84ffea80 [ 1332.740771][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.740832][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.740895][ T32] r4:00000001 [ 1332.740932][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.740971][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.740997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.741027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.741076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.741108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.741133][ T32] r4:8500f640 [ 1332.741154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.741193][ T32] INFO: task kworker/1:570:4516 blocked for more than 459 seconds. [ 1332.741249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.741276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.741298][ T32] task:kworker/1:570 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.741370][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.741422][ T32] Call trace: [ 1332.741454][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.741515][ T32] r10:829189c0 r9:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:8528b000 [ 1332.741541][ T32] r4:8528b000 [ 1332.741590][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.741664][ T32] r5:8528b000 r4:829189bc [ 1332.741707][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.741750][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.741826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1332.741854][ T32] r4:00000000 [ 1332.741874][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.741912][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.741948][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.742014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526dbc0 [ 1332.742040][ T32] r4:00000000 [ 1332.742059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.742154][ T32] r9:83018205 r8:8528b000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1332.742179][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.742220][ T32] r5:00001000 r4:eab95000 [ 1332.742240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.742278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.742318][ T32] r5:8453e78c r4:8453e400 [ 1332.742337][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.742403][ T32] r7:ddde2d40 r6:83018200 r5:8453e78c r4:84555980 [ 1332.742428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.742523][ T32] r10:61c88647 r9:8528b000 r8:845559ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.742620][ T32] r4:84555980 [ 1332.742646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.742715][ T32] r10:00000000 r9:84555980 r8:8027ecf4 r7:eaf89e60 r6:84555a00 r5:8528b000 [ 1332.742766][ T32] r4:00000001 [ 1332.742831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.742872][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) ** 7 printk messages dropped ** [ 1332.743489][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.743858][ T32] 9d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.744193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 5 printk messages dropped ** [ 1332.744379][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.744405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.744582][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1332.744901][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 7 printk messages dropped ** [ 1332.745201][ T32] r4:8500f640 ** 4 printk messages dropped ** [ 1332.745380][ T32] task:kworker/1:571 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.745816][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 ** 11 printk messages dropped ** [ 1332.746190][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.768793][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.768951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.769780][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 10 printk messages dropped ** [ 1332.770184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 5 printk messages dropped ** [ 1332.770402][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 6 printk messages dropped ** [ 1332.770768][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.770788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.770848][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.770873][ T32] r4:84ffea80 [ 1332.770902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.770949][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.770983][ T32] r4:00000001 [ 1332.771005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.771061][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.771096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.771124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.771150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.771202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.771231][ T32] r4:8500f640 [ 1332.771252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.771295][ T32] INFO: task kworker/1:572:4522 blocked for more than 459 seconds. [ 1332.771329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.771352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.771389][ T32] task:kworker/1:572 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.771439][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.771478][ T32] Call trace: [ 1332.771507][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.771551][ T32] r10:829189c0 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:8528c800 [ 1332.771597][ T32] r4:8528c800 [ 1332.771620][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.771661][ T32] r5:8528c800 r4:829189bc [ 1332.771703][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.771746][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.771794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1332.771820][ T32] r4:00000000 [ 1332.771853][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.771893][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.771936][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.771977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456ce40 [ 1332.772010][ T32] r4:00000000 [ 1332.772044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.772091][ T32] r9:83018205 r8:8528c800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1332.772313][ T32] r5:8453f38c r4:8453f000 ** 9 printk messages dropped ** [ 1332.772823][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) ** 13 printk messages dropped ** [ 1332.773620][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 13 printk messages dropped ** [ 1332.774335][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 2 printk messages dropped ** [ 1332.774427][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1332.774893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.775616][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1332.797159][ T32] r10:61c88647 r9:85298000 r8:84555c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1332.798284][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 16 printk messages dropped ** [ 1332.799015][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 11 printk messages dropped ** [ 1332.799792][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 3 printk messages dropped ** [ 1332.799971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.799999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.800026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.800053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.800075][ T32] r4:8500f640 [ 1332.800107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.800137][ T32] INFO: task kworker/1:574:4525 blocked for more than 459 seconds. [ 1332.800173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.800198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.800219][ T32] task:kworker/1:574 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.800265][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.800332][ T32] Call trace: [ 1332.800391][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.800441][ T32] r10:829189c0 r9:eafbdd84 r8:00000002 r7:60000013 r6:eafbdd8c r5:85298c00 [ 1332.800493][ T32] r4:85298c00 [ 1332.800517][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.800585][ T32] r5:85298c00 r4:829189bc [ 1332.800608][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.800665][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.800738][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 1332.800767][ T32] r4:00000000 [ 1332.800787][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.800826][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.800865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.800929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845881c0 [ 1332.800957][ T32] r4:00000000 [ 1332.801003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.801048][ T32] r9:83018205 r8:85298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1332.801069][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.801124][ T32] r5:00001000 r4:eace1000 [ 1332.801146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.801185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.801222][ T32] r5:8453ff8c r4:8453fc00 [ 1332.801253][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1332.801844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.802569][ T32] 9d60: 800f0013 ffffffff ** 10 printk messages dropped ** [ 1332.802980][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 3 printk messages dropped ** [ 1332.803127][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1332.803807][ T32] r4:8500f640 ** 8 printk messages dropped ** [ 1332.804270][ T32] r10:829189c0 r9:eafb5d84 r8:00000002 r7:60000013 r6:eafb5d8c r5:85299800 ** 18 printk messages dropped ** [ 1332.805135][ T32] r5:8453fb8c r4:8453f800 ** 11 printk messages dropped ** [ 1332.805583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1332.828151][ T32] r5:800f0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1332.828810][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 12 printk messages dropped ** [ 1332.829404][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1332.829803][ T32] INFO: task kworker/1:576:4529 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1332.830222][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.830307][ T32] r5:8529a400 r4:829189bc [ 1332.830327][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.830367][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.830420][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1332.830442][ T32] r4:00000000 [ 1332.830461][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.830499][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.830534][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.830574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845885c0 [ 1332.830595][ T32] r4:00000000 [ 1332.830636][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.830704][ T32] r9:83018205 r8:8529a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1332.830730][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.830794][ T32] r5:00001000 r4:eacff000 [ 1332.830816][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.830855][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.830893][ T32] r5:852a878c r4:852a8400 [ 1332.830911][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.830953][ T32] r7:ddde2d40 r6:83018200 r5:852a878c r4:84555f00 [ 1332.830974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.831019][ T32] r10:61c88647 r9:8529a400 r8:84555f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.831041][ T32] r4:84555f00 [ 1332.831059][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.831101][ T32] r10:00000000 r9:84555f00 r8:8027ecf4 r7:eafbde60 r6:84555f80 r5:8529a400 [ 1332.831144][ T32] r4:00000001 [ 1332.831166][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.831201][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1332.831226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.831291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.831322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.831351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.831373][ T32] r4:84588200 [ 1332.831825][ T32] INFO: task kworker/1:576:4529 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.831888][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.831947][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.832007][ T32] Call trace: [ 1332.832039][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.832103][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.832129][ T32] r4:00000000 [ 1332.832172][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.832213][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.832242][ T32] 9d20: dad53000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.832303][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.832331][ T32] 9d60: 800f0013 ffffffff [ 1332.832355][ T32] r5:800f0013 r4:80239bb0 [ 1332.832375][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.832443][ T32] r4:82ac11e4 [ 1332.832499][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.832557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.832603][ T32] r4:e06c9dc0 [ 1332.832627][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.832670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 2 printk messages dropped ** [ 1332.832750][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 7 printk messages dropped ** [ 1332.833070][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1332.833479][ T32] r4:8500f640 [ 1332.833524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.833557][ T32] INFO: task kworker/1:577:4530 blocked for more than 459 seconds. [ 1332.833584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.833606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.833628][ T32] task:kworker/1:577 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.833700][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.833743][ T32] Call trace: [ 1332.833774][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.833818][ T32] r10:829189c0 r9:eafb9d84 r8:00000002 r7:60000113 r6:eafb9d8c r5:8529b000 [ 1332.833853][ T32] r4:8529b000 [ 1332.833908][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.833986][ T32] r5:8529b000 r4:829189bc [ 1332.834008][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.834048][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.834117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1332.834141][ T32] r4:00000000 [ 1332.834160][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1332.834793][ T32] r5:852a838c r4:852a8000 ** 11 printk messages dropped ** [ 1332.835304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.836101][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.836126][ T32] r4:00000000 [ 1332.836146][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.836196][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.836228][ T32] 9d20: dad53000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.857828][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.857924][ T32] 9d60: 800f0013 ffffffff [ 1332.857956][ T32] r5:800f0013 r4:80239bb0 [ 1332.857990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.858057][ T32] r4:82ac11e4 [ 1332.858092][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.858146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.858175][ T32] r4:e06c9dc0 [ 1332.858251][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1332.858327][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.858419][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1332.858982][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1332.859706][ T32] task:kworker/1:578 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1332.860927][ T32] r5:852a9f8c r4:852a9c00 ** 9 printk messages dropped ** [ 1332.861361][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) ** 11 printk messages dropped ** [ 1332.862184][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.862323][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.862362][ T32] 9d60: 800f0013 ffffffff [ 1332.862392][ T32] r5:800f0013 r4:80239bb0 [ 1332.862413][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.862454][ T32] r4:82ac11e4 [ 1332.862476][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.862518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.862552][ T32] r4:e06c9dc0 [ 1332.862578][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.862634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.862682][ T32] r4:00000000 [ 1332.862704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.862747][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.862768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.862808][ T32] r5:00001000 r4:eda49000 [ 1332.862828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.862865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.862926][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.862952][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.863128][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.863428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.864029][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1332.864804][ T32] r5:852a8b8c r4:852a8800 ** 12 printk messages dropped ** [ 1332.865353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1332.866203][ T32] r5:800f0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1332.897172][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 9 printk messages dropped ** [ 1332.897627][ T32] r4:84ffea80 ** 10 printk messages dropped ** [ 1332.897977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1332.898682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 ** 12 printk messages dropped ** [ 1332.899163][ T32] r5:852a8f8c r4:852a8c00 ** 9 printk messages dropped ** [ 1332.899669][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) ** 5 printk messages dropped ** [ 1332.900296][ T32] INFO: task kworker/1:580:4537 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.900357][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.900563][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.900668][ T32] Call trace: [ 1332.900731][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.900812][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.900843][ T32] r4:00000000 [ 1332.900864][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.900904][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.900933][ T32] 9d20: db674000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.900985][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.901012][ T32] 9d60: 800f0013 ffffffff [ 1332.901035][ T32] r5:800f0013 r4:80239bb0 [ 1332.901055][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.901096][ T32] r4:82ac11e4 [ 1332.901116][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.901158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.901182][ T32] r4:e06c9dc0 [ 1332.901201][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.901243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.901286][ T32] r4:00000000 [ 1332.901330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.901390][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.901416][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.901470][ T32] r5:00001000 r4:eda49000 [ 1332.901493][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.901534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.901596][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.901619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1332.902079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.902850][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1332.904030][ T32] r10:61c88647 r9:8529ec00 r8:8458242c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1332.905172][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1332.905647][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1332.905833][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 13 printk messages dropped ** [ 1332.927568][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1332.928547][ T32] r10:829189c0 r9:eafd9d84 r8:00000002 r7:60000113 r6:eafd9d8c r5:852a0c00 ** 10 printk messages dropped ** [ 1332.928972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84588c00 [ 1332.928998][ T32] r4:00000000 [ 1332.929018][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.929061][ T32] r9:83018205 r8:852a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1332.929083][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.929151][ T32] r5:00001000 r4:ead37000 [ 1332.929174][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.929220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.929268][ T32] r5:852a978c r4:852a9400 [ 1332.929289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.929330][ T32] r7:ddde2d40 r6:83018200 r5:852a978c r4:84582500 [ 1332.929351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.929402][ T32] r10:61c88647 r9:852a0c00 r8:8458252c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.929425][ T32] r4:84582500 [ 1332.929443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.929509][ T32] r10:00000000 r9:84582500 r8:8027ecf4 r7:eafc5e60 r6:84582580 r5:852a0c00 [ 1332.929535][ T32] r4:00000001 [ 1332.929559][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.929595][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1332.929641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.929672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.929699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.929727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.929750][ T32] r4:84588bc0 [ 1332.930186][ T32] INFO: task kworker/1:582:4541 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.930223][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.930407][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.930472][ T32] Call trace: [ 1332.930506][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.930568][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.930594][ T32] r4:00000000 [ 1332.930613][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.930656][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.930686][ T32] 9d20: db9e1000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.930727][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.930756][ T32] 9d60: 800f0013 ffffffff [ 1332.930779][ T32] r5:800f0013 r4:80239bb0 [ 1332.930798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.930838][ T32] r4:82ac11e4 [ 1332.930958][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.931004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.931027][ T32] r4:e06c9dc0 [ 1332.931045][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.931085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.931125][ T32] r4:00000000 [ 1332.931179][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.931225][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.931246][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.931327][ T32] r5:00001000 r4:eda49000 [ 1332.931366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.931493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.931735][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 9 printk messages dropped ** [ 1332.932429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.932915][ T32] task:kworker/1:583 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.933790][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.934145][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.934343][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.934585][ T32] r10:61c88647 r9:852a1800 r8:8458262c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.934620][ T32] r4:84582600 [ 1332.934655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.934701][ T32] r10:00000000 r9:84582600 r8:8027ecf4 r7:eafc5e60 r6:84582680 r5:852a1800 [ 1332.934737][ T32] r4:00000001 [ 1332.934764][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.934824][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1332.934854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.934987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.935017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.935047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.935069][ T32] r4:84588bc0 [ 1332.935298][ T32] INFO: task kworker/1:583:4542 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1332.935335][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.935426][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.935484][ T32] Call trace: [ 1332.935514][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.935577][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1332.935653][ T32] r4:00000000 [ 1332.935680][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.935732][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1332.935797][ T32] 9d20: db9e1000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1332.935834][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1332.935860][ T32] 9d60: 800f0013 ffffffff [ 1332.935897][ T32] r5:800f0013 r4:80239bb0 [ 1332.935919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.935959][ T32] r4:82ac11e4 [ 1332.935979][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.936020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1332.936042][ T32] r4:e06c9dc0 [ 1332.936061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.936100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1332.936121][ T32] r4:00000000 [ 1332.936139][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.936178][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1332.936199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.936237][ T32] r5:00001000 r4:eda49000 [ 1332.936266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.936379][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.960032][ T32] r5:85e2bb8c r4:85e2b800 [ 1332.960118][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.960245][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1332.960323][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.960431][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.960505][ T32] r4:84ffea80 [ 1332.960585][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.960708][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1332.960781][ T32] r4:00000001 [ 1332.960834][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.960932][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1332.961010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.961075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.961144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.961577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.962424][ T32] r5:852a2400 r4:829189bc ** 5 printk messages dropped ** [ 1332.962861][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.963656][ T32] r5:852a9b8c r4:852a9800 ** 2 printk messages dropped ** [ 1332.963848][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1332.964747][ T32] r4:84588f40 ** 2 printk messages dropped ** [ 1332.965851][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.983417][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.983673][ T32] r4:e06c9dc0 ** 4 printk messages dropped ** [ 1332.983817][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 2 printk messages dropped ** [ 1332.983899][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.984564][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 9 printk messages dropped ** [ 1332.985128][ T32] INFO: task kworker/1:585:4547 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.985714][ T32] r5:852a3000 r4:829189bc ** 5 printk messages dropped ** [ 1332.985905][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.986031][ T32] r4:00000000 [ 1332.986123][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.986173][ T32] r9:83018205 r8:852a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.986194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.999711][ T32] r5:00001000 r4:eaf15000 [ 1332.999795][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.999863][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.999905][ T32] r5:852aa38c r4:852aa000 [ 1332.999946][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.999996][ T32] r7:ddde2d40 r6:83018200 r5:852aa38c r4:84582800 [ 1333.000018][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.000063][ T32] r10:61c88647 r9:852a3000 r8:8458282c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.000085][ T32] r4:84582800 [ 1333.000123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.000173][ T32] r10:00000000 r9:84582800 r8:8027ecf4 r7:eafc5e60 r6:84582880 r5:852a3000 [ 1333.000197][ T32] r4:00000001 [ 1333.000216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.000280][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1333.000334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.000364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.000391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.000426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.000449][ T32] r4:8526e280 [ 1333.001044][ T32] INFO: task kworker/1:585:4547 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.001098][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.001167][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.001214][ T32] Call trace: [ 1333.001275][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.001372][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.001398][ T32] r4:00000000 [ 1333.001426][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.001465][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.001524][ T32] 9d20: dbf14000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.001557][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.001628][ T32] 9d60: 800f0013 ffffffff [ 1333.001733][ T32] r5:800f0013 r4:80239bb0 [ 1333.001759][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.001805][ T32] r4:82ac11e4 [ 1333.001857][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.001904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.001941][ T32] r4:e06c9dc0 [ 1333.001964][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.002011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.002035][ T32] r4:00000000 [ 1333.002071][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.002116][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.002162][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.002206][ T32] r5:00001000 r4:eda49000 [ 1333.002274][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.002449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.003149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.003612][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.003918][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1333.004358][ T32] r9:83018205 r8:852a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1333.004741][ T32] r10:61c88647 r9:852a3c00 r8:8458292c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1333.005012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.005547][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1333.005888][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1333.006033][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.030036][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.030756][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 7 printk messages dropped ** [ 1333.030976][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1333.031168][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.031467][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1333.031626][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.031669][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.031710][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.031752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526ed00 [ 1333.031773][ T32] r4:00000000 [ 1333.031792][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.031835][ T32] r9:83018205 r8:852a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1333.031856][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.031894][ T32] r5:00001000 r4:eb011000 [ 1333.031914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.031951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.031989][ T32] r5:852ab78c r4:852ab400 [ 1333.032052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.032104][ T32] r7:ddde2d40 r6:83018200 r5:852ab78c r4:84582a00 [ 1333.032128][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.032178][ T32] r10:61c88647 r9:852a5400 r8:84582a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.032199][ T32] r4:84582a00 [ 1333.032217][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.032258][ T32] r10:00000000 r9:84582a00 r8:8027ecf4 r7:eafe9e60 r6:84582a80 r5:852a5400 [ 1333.032280][ T32] r4:00000001 [ 1333.032298][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.032331][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1333.032370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.032407][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.032433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.032461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.032512][ T32] r4:8526e2c0 [ 1333.032986][ T32] INFO: task kworker/1:587:4550 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.033019][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.033409][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.033459][ T32] Call trace: [ 1333.033540][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.033614][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.033662][ T32] r4:00000000 [ 1333.033684][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.033755][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.033789][ T32] 9d20: dc3da000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.033902][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.033931][ T32] 9d60: 800f0013 ffffffff [ 1333.034006][ T32] r5:800f0013 r4:80239bb0 [ 1333.034031][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.034072][ T32] r4:82ac11e4 [ 1333.034117][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.034208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.034309][ T32] r4:e06c9dc0 [ 1333.034355][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.034447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.034512][ T32] r4:00000000 [ 1333.034582][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.034667][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.034731][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.034823][ T32] r5:00001000 r4:eda49000 [ 1333.034867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.034961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.035047][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.035104][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.035190][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.035233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.035314][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.035361][ T32] r4:84ffea80 [ 1333.035400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.035495][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.035560][ T32] r4:00000001 [ 1333.035607][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.035678][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.035730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.035786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.035838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.035896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.035942][ T32] r4:8500f640 [ 1333.035982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.036035][ T32] INFO: task kworker/1:588:4553 blocked for more than 459 seconds. [ 1333.036090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.036197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.036270][ T32] task:kworker/1:588 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.051629][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.051759][ T32] Call trace: [ 1333.051853][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.052015][ T32] r10:829189c0 r9:eaff5d84 r8:00000002 r7:60000013 r6:eaff5d8c r5:852a4800 [ 1333.052073][ T32] r4:852a4800 [ 1333.052105][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.052149][ T32] r5:852a4800 r4:829189bc [ 1333.052169][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.052208][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.052252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 ** 4 printk messages dropped ** [ 1333.052424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526e640 ** 9 printk messages dropped ** [ 1333.052834][ T32] r7:ddde2d40 r6:83018200 r5:852aab8c r4:84582b00 ** 7 printk messages dropped ** [ 1333.053119][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) ** 7 printk messages dropped ** [ 1333.053945][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.054315][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1333.054673][ T32] r4:00000000 [ 1333.054691][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1333.054910][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.055123][ T32] r4:00000001 [ 1333.055141][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.055190][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.055348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.055380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.055414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.055444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.055467][ T32] r4:8500f640 [ 1333.055487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.055514][ T32] INFO: task kworker/1:589:4556 blocked for more than 459 seconds. [ 1333.055546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.055568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.055588][ T32] task:kworker/1:589 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.055676][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.055743][ T32] Call trace: [ 1333.055807][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.055903][ T32] r10:829189c0 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:852a0000 [ 1333.055953][ T32] r4:852a0000 [ 1333.056002][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.056087][ T32] r5:852a0000 r4:829189bc [ 1333.056125][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.056196][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.066886][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1333.066955][ T32] r4:00000000 [ 1333.066993][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.067073][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.067119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.067169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526e800 [ 1333.067192][ T32] r4:00000000 [ 1333.067213][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.067257][ T32] r9:83018205 r8:852a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.067279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.067321][ T32] r5:00001000 r4:eaff7000 [ 1333.067342][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.067380][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.067429][ T32] r5:852aaf8c r4:852aac00 [ 1333.067449][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.067558][ T32] r7:ddde2d40 r6:83018200 r5:852aaf8c r4:84582c00 [ 1333.067586][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.067633][ T32] r10:61c88647 r9:852a0000 r8:84582c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1333.068848][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1333.069800][ T32] r4:00000000 [ 1333.069822][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1333.070303][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 ** 12 printk messages dropped ** [ 1333.070787][ T32] r4:8500f640 ** 9 printk messages dropped ** [ 1333.071121][ T32] r4:852a6c00 ** 7 printk messages dropped ** [ 1333.071485][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1333.072053][ T32] r10:61c88647 r9:852a6c00 r8:84582d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1333.072983][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1333.073946][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.074033][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.074089][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.074152][ T32] r5:00001000 r4:eda49000 [ 1333.074225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.074298][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.074354][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.074381][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.074451][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.074478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.074614][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.074692][ T32] r4:84ffea80 [ 1333.074732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.074808][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.074840][ T32] r4:00000001 [ 1333.074865][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.074941][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.075062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.075105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.075139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.075176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.075203][ T32] r4:8500f640 [ 1333.075231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.075267][ T32] INFO: task kworker/0:123:4560 blocked for more than 459 seconds. [ 1333.075304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.075362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.075399][ T32] task:kworker/0:123 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.075469][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.075534][ T32] Call trace: [ 1333.075576][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.075636][ T32] r10:829189c0 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:851bbc00 [ 1333.075665][ T32] r4:851bbc00 [ 1333.075880][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.075932][ T32] r5:851bbc00 r4:829189bc [ 1333.075955][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.076003][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.076059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1333.076085][ T32] r4:00000000 [ 1333.076108][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.076153][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.076277][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.101702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca4840 [ 1333.101782][ T32] r4:00000000 [ 1333.101808][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.101884][ T32] r9:83018005 r8:851bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1333.102261][ T32] r7:dddced40 r6:83018000 r5:852c838c r4:845a3900 ** 9 printk messages dropped ** [ 1333.102834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.103607][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.103976][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1333.104249][ T32] r4:00000000 [ 1333.104267][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.104358][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 2 printk messages dropped ** [ 1333.104463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1333.105346][ T32] INFO: task kworker/0:124:4561 blocked for more than 459 seconds. ** 12 printk messages dropped ** [ 1333.105857][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 ** 16 printk messages dropped ** [ 1333.119958][ T32] r10:61c88647 r9:851ba400 r8:845a3a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1333.120983][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.121812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 7 printk messages dropped ** [ 1333.122037][ T32] r5:00001000 r4:eda49000 ** 7 printk messages dropped ** [ 1333.122515][ T32] r4:84ffea80 ** 8 printk messages dropped ** [ 1333.122822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 17 printk messages dropped ** [ 1333.123584][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 14 printk messages dropped ** [ 1333.124161][ T32] r10:61c88647 r9:84ed3000 r8:84582e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1333.124358][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1333.124383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.124418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.124500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.124554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.124578][ T32] r4:8526ecc0 [ 1333.124827][ T32] INFO: task kworker/1:591:4563 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.124859][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.124959][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.125008][ T32] Call trace: [ 1333.125061][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.125113][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.125138][ T32] r4:00000000 [ 1333.125158][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.125266][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.125312][ T32] 9d20: dce93000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.125368][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.125402][ T32] 9d60: 800f0013 ffffffff [ 1333.125428][ T32] r5:800f0013 r4:80239bb0 [ 1333.125451][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.125493][ T32] r4:82ac11e4 [ 1333.125560][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.125613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.125637][ T32] r4:e06c9dc0 [ 1333.125656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.125698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.125721][ T32] r4:00000000 [ 1333.125739][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.125806][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.125839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.125880][ T32] r5:00001000 r4:eda49000 [ 1333.125898][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.125951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.125995][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.126042][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.126089][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.126163][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.151620][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.151808][ T32] r4:84ffea80 [ 1333.151857][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.151992][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.152037][ T32] r4:00000001 [ 1333.152076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.152155][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.152213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.152268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.152319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.152374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.152418][ T32] r4:8500f640 [ 1333.152519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.152588][ T32] INFO: task kworker/1:592:4565 blocked for more than 459 seconds. [ 1333.152649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.152696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.152749][ T32] task:kworker/1:592 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.152932][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.153023][ T32] Call trace: [ 1333.153084][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.153177][ T32] r10:829189c0 r9:eb029d84 r8:00000002 r7:60000013 r6:eb029d8c r5:85340000 [ 1333.153220][ T32] r4:85340000 [ 1333.153339][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.153426][ T32] r5:85340000 r4:829189bc [ 1333.153468][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.153544][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.153648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1333.153697][ T32] r4:00000000 [ 1333.153740][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.153812][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.153894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.153978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84572100 [ 1333.154023][ T32] r4:00000000 [ 1333.154063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.154145][ T32] r9:83018205 r8:85340000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1333.154188][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.154262][ T32] r5:00001000 r4:eb039000 ** 1 printk messages dropped ** [ 1333.154374][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1333.155216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 15 printk messages dropped ** [ 1333.167950][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.168275][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.168660][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1333.169708][ T32] INFO: task kworker/1:593:4566 blocked for more than 459 seconds. ** 15 printk messages dropped ** [ 1333.170992][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 21 printk messages dropped ** [ 1333.172589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.174766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1333.175587][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1333.207620][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.207712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.207809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.207880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.207939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.207982][ T32] r4:8500f640 [ 1333.208028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.208118][ T32] INFO: task kworker/1:594:4570 blocked for more than 459 seconds. [ 1333.208201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.208253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.208295][ T32] task:kworker/1:594 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.208426][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.208566][ T32] Call trace: [ 1333.208630][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.208736][ T32] r10:829189c0 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:85303000 [ 1333.208782][ T32] r4:85303000 [ 1333.208836][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.208917][ T32] r5:85303000 r4:829189bc [ 1333.208956][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.209070][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.209193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1333.209246][ T32] r4:00000000 [ 1333.209290][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.209369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.209454][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.209580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84572280 [ 1333.209681][ T32] r4:00000000 [ 1333.209730][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.209815][ T32] r9:83018205 r8:85303000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1333.209872][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.209960][ T32] r5:00001000 r4:eb043000 [ 1333.210001][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.210089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.210168][ T32] r5:852b878c r4:852b8400 [ 1333.210208][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.210325][ T32] r7:ddde2d40 r6:83018200 r5:852b878c r4:84561000 [ 1333.210372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.210457][ T32] r10:61c88647 r9:85303000 r8:8456102c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.210505][ T32] r4:84561000 [ 1333.210580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.210668][ T32] r10:00000000 r9:84561000 r8:8027ecf4 r7:eb029e60 r6:84561080 r5:85303000 [ 1333.210715][ T32] r4:00000001 [ 1333.210770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.210841][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1333.210906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.210963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.211014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.211068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.211110][ T32] r4:845720c0 [ 1333.211945][ T32] INFO: task kworker/1:594:4570 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.212021][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.212167][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.212266][ T32] Call trace: [ 1333.212325][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.212426][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.212523][ T32] r4:00000000 [ 1333.212600][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.212678][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.212744][ T32] 9d20: dd632000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.212814][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.212867][ T32] 9d60: 800f0013 ffffffff [ 1333.212922][ T32] r5:800f0013 r4:80239bb0 [ 1333.212963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.213040][ T32] r4:82ac11e4 [ 1333.213094][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.213184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.213263][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1333.213450][ T32] r4:00000000 [ 1333.213497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.213577][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.213618][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.213946][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1333.214425][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 7 printk messages dropped ** [ 1333.214968][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1333.215333][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.215915][ T32] r5:85302400 r4:829189bc ** 6 printk messages dropped ** [ 1333.229156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.229871][ T32] r5:852b8f8c r4:852b8c00 ** 3 printk messages dropped ** [ 1333.230137][ T32] r10:61c88647 r9:85302400 r8:8456112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.230201][ T32] r4:84561100 [ 1333.230245][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.230356][ T32] r10:00000000 r9:84561100 r8:8027ecf4 r7:eb04de60 r6:84561180 r5:85302400 [ 1333.230400][ T32] r4:00000001 [ 1333.230439][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.230510][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1333.230566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.230621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.230672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.230733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.230777][ T32] r4:845721c0 [ 1333.231605][ T32] INFO: task kworker/1:595:4572 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.231676][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.231933][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.232019][ T32] Call trace: [ 1333.232080][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.232170][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.232217][ T32] r4:00000000 [ 1333.232256][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.232341][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.232429][ T32] 9d20: dd632000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.232536][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.232588][ T32] 9d60: 800f0013 ffffffff [ 1333.232637][ T32] r5:800f0013 r4:80239bb0 [ 1333.232678][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.232764][ T32] r4:82ac11e4 [ 1333.232805][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.232883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.232927][ T32] r4:e06c9dc0 [ 1333.232965][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.233041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.233098][ T32] r4:00000000 [ 1333.233140][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.233219][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.233259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.233349][ T32] r5:00001000 r4:eda49000 [ 1333.233391][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.233466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.233556][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.233598][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.233679][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.233725][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.234011][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.234392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1333.234882][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.235273][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1333.236014][ T32] r9:83018205 r8:85300000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 ** 3 printk messages dropped ** [ 1333.257420][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.257574][ T32] r5:852b8b8c r4:852b8800 [ 1333.257618][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.257728][ T32] r7:ddde2d40 r6:83018200 r5:852b8b8c r4:84561200 [ 1333.257777][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.257866][ T32] r10:61c88647 r9:85300000 r8:8456122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.257935][ T32] r4:84561200 [ 1333.258014][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.258123][ T32] r10:00000000 r9:84561200 r8:8027ecf4 r7:eb051e60 r6:84561280 r5:85300000 [ 1333.258170][ T32] r4:00000001 [ 1333.258224][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.258299][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1333.258369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.258432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.258501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.258562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.258649][ T32] r4:84572680 [ 1333.259511][ T32] INFO: task kworker/1:596:4573 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.259732][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.259908][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.260026][ T32] Call trace: [ 1333.260124][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.260234][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.260278][ T32] r4:00000000 [ 1333.260317][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.260388][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.260443][ T32] 9d20: dd89b000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.260530][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.260583][ T32] 9d60: 800f0013 ffffffff [ 1333.260630][ T32] r5:800f0013 r4:80239bb0 [ 1333.260670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.260758][ T32] r4:82ac11e4 [ 1333.260851][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.260939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.260982][ T32] r4:e06c9dc0 [ 1333.261019][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.261097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.261154][ T32] r4:00000000 [ 1333.261197][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.261283][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.261379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.261462][ T32] r5:00001000 r4:eda49000 [ 1333.261529][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.261630][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.261724][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.261779][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.261892][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.261943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.262031][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.262074][ T32] r4:84ffea80 [ 1333.262111][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.262191][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.262250][ T32] r4:00000001 [ 1333.262305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.262382][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.262447][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.262509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.262579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.262636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.262679][ T32] r4:8500f640 [ 1333.262731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1333.263135][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.263630][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1333.264568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.265212][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.265644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1333.297712][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.298238][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1333.298772][ T32] r4:00000000 [ 1333.298831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1333.299122][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.299906][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.300306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1333.301186][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.301836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84572cc0 [ 1333.301880][ T32] r4:00000000 [ 1333.301917][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.301995][ T32] r9:83018205 r8:85305400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1333.302061][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.302159][ T32] r5:00001000 r4:eb073000 [ 1333.302253][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.302331][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.302403][ T32] r5:852b978c r4:852b9400 [ 1333.302455][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.302566][ T32] r7:ddde2d40 r6:83018200 r5:852b978c r4:84561400 [ 1333.302629][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.302726][ T32] r10:61c88647 r9:85305400 r8:8456142c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.302771][ T32] r4:84561400 [ 1333.302831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.302918][ T32] r10:00000000 r9:84561400 r8:8027ecf4 r7:eb065e60 r6:84561480 r5:85305400 [ 1333.302962][ T32] r4:00000001 [ 1333.303000][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.303078][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1333.303133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.303187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.303240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.303325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.303389][ T32] r4:84572680 [ 1333.304241][ T32] INFO: task kworker/1:598:4578 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.304386][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.304536][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.304616][ T32] Call trace: [ 1333.304696][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.304824][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.304875][ T32] r4:00000000 [ 1333.304966][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.305044][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.305116][ T32] 9d20: ddb2e000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.305193][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.305246][ T32] 9d60: 800f0013 ffffffff [ 1333.305299][ T32] r5:800f0013 r4:80239bb0 [ 1333.305341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.305431][ T32] r4:82ac11e4 [ 1333.305494][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.305595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.305642][ T32] r4:e06c9dc0 [ 1333.305680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.305786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.305835][ T32] r4:00000000 [ 1333.305873][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1333.306131][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.327720][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1333.328182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.328677][ T32] task:kworker/1:599 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.329536][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 ** 9 printk messages dropped ** [ 1333.330229][ T32] r5:00001000 r4:eb079000 ** 2 printk messages dropped ** [ 1333.330437][ T32] r5:852b9b8c r4:852b9800 ** 6 printk messages dropped ** [ 1333.330946][ T32] r10:00000000 r9:84561500 r8:8027ecf4 r7:eb06de60 r6:84561580 r5:85306000 ** 7 printk messages dropped ** [ 1333.331433][ T32] r4:84572680 ** 2 printk messages dropped ** [ 1333.332471][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.333099][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.333510][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1333.333676][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.333918][ T32] r5:00001000 r4:eda49000 ** 2 printk messages dropped ** [ 1333.334100][ T32] r5:85e2bb8c r4:85e2b800 ** 6 printk messages dropped ** [ 1333.334590][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 ** 7 printk messages dropped ** [ 1333.335011][ T32] r4:8500f640 ** 5 printk messages dropped ** [ 1333.335361][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.335866][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1333.365752][ T32] r5:00001000 r4:eacfd000 ** 4 printk messages dropped ** [ 1333.366098][ T32] r7:dddced40 r6:83018000 r5:8538ef8c r4:845a3c00 ** 12 printk messages dropped ** [ 1333.382261][ T32] r4:8459c380 ** 6 printk messages dropped ** [ 1333.383635][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.383963][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.384293][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1333.384522][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.384834][ T32] r5:00001000 r4:eda49000 ** 2 printk messages dropped ** [ 1333.385065][ T32] r5:85e2bb8c r4:85e2b800 ** 3 printk messages dropped ** [ 1333.385334][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.385382][ T32] r4:84ffea80 [ 1333.385420][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.385522][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.385597][ T32] r4:00000001 [ 1333.385641][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.385715][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.385768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.385824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.385875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.385930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.385980][ T32] r4:8500f640 [ 1333.386029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.386084][ T32] INFO: task kworker/1:600:4583 blocked for more than 459 seconds. [ 1333.386158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.386223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.397124][ T32] task:kworker/1:600 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.397266][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.397426][ T32] Call trace: [ 1333.397522][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.397655][ T32] r10:829189c0 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:8529e000 [ 1333.397727][ T32] r4:8529e000 [ 1333.397772][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.397853][ T32] r5:8529e000 r4:829189bc [ 1333.397893][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.397981][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.398120][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1333.398165][ T32] r4:00000000 [ 1333.398252][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.398368][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.398464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.398557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574700 [ 1333.398608][ T32] r4:00000000 [ 1333.398649][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.398741][ T32] r9:83018205 r8:8529e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1333.398786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.398878][ T32] r5:00001000 r4:dfec5000 [ 1333.398952][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.399042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.399122][ T32] r5:852bab8c r4:852ba800 [ 1333.399167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.399253][ T32] r7:ddde2d40 r6:83018200 r5:852bab8c r4:84561680 [ 1333.399302][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.399400][ T32] r10:61c88647 r9:8529e000 r8:845616ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.399467][ T32] r4:84561680 [ 1333.399542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.399651][ T32] r10:00000000 r9:84561680 r8:8027ecf4 r7:eb071e60 r6:84561700 r5:8529e000 [ 1333.399714][ T32] r4:00000001 [ 1333.399756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.399825][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) [ 1333.399882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.399957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.400035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.400097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.400141][ T32] r4:84572d80 [ 1333.401036][ T32] INFO: task kworker/1:600:4583 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.401122][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.401254][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.401375][ T32] Call trace: [ 1333.401529][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.401622][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.401666][ T32] r4:00000000 [ 1333.401715][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.401792][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.401868][ T32] 9d20: de2f8000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.401938][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.401984][ T32] 9d60: 800f0013 ffffffff [ 1333.402029][ T32] r5:800f0013 r4:80239bb0 [ 1333.402071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.402147][ T32] r4:82ac11e4 [ 1333.402188][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.402281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.402355][ T32] r4:e06c9dc0 [ 1333.402407][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.402492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.402538][ T32] r4:00000000 [ 1333.402590][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.402675][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.402726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.402803][ T32] r5:00001000 r4:eda49000 [ 1333.402842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.402917][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.403003][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.403053][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.403137][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.403177][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.403277][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.403326][ T32] r4:84ffea80 [ 1333.403365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.403450][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.403496][ T32] r4:00000001 [ 1333.403536][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.403601][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.403649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.403733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.403811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.403891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.403938][ T32] r4:8500f640 [ 1333.403983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.404038][ T32] INFO: task kworker/1:601:4584 blocked for more than 459 seconds. [ 1333.404114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.404188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.404828][ T32] r5:85301800 r4:829189bc ** 6 printk messages dropped ** [ 1333.405348][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.406046][ T32] r5:852b9f8c r4:852b9c00 ** 6 printk messages dropped ** [ 1333.432011][ T32] r10:00000000 r9:84561780 r8:8027ecf4 r7:eb085e60 r6:84561800 r5:85301800 ** 9 printk messages dropped ** [ 1333.433444][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1333.434860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 ** 4 printk messages dropped ** [ 1333.435174][ T32] r5:00001000 r4:eda49000 [ 1333.435271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.435400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.435491][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.435546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.435664][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.435716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.435802][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.435845][ T32] r4:84ffea80 [ 1333.435930][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.436022][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.436065][ T32] r4:00000001 [ 1333.436103][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.436169][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.449795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.449984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.450046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.450139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.450198][ T32] r4:8500f640 [ 1333.450302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.450399][ T32] INFO: task kworker/1:602:4587 blocked for more than 459 seconds. [ 1333.450468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.450530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.450575][ T32] task:kworker/1:602 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.450683][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.450799][ T32] Call trace: [ 1333.450868][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.450969][ T32] r10:829189c0 r9:eadc9d84 r8:00000002 r7:60000013 r6:eadc9d8c r5:85308000 [ 1333.451035][ T32] r4:85308000 [ 1333.451081][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.451160][ T32] r5:85308000 r4:829189bc [ 1333.451214][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.451294][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.451384][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1333.451428][ T32] r4:00000000 [ 1333.451467][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.451555][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.451641][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.451733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845742c0 [ 1333.451779][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.451900][ T32] r9:83018205 r8:85308000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 ** 8 printk messages dropped ** [ 1333.452574][ T32] r10:61c88647 r9:85308000 r8:845618ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1333.453183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1333.454731][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) ** 7 printk messages dropped ** [ 1333.455243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 3 printk messages dropped ** [ 1333.455454][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.455632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.456193][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1333.477383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.477899][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.478584][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 ** 11 printk messages dropped ** [ 1333.479361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.480106][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) ** 6 printk messages dropped ** [ 1333.481342][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.482478][ T32] r4:e06c9dc0 ** 2 printk messages dropped ** [ 1333.482658][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.482797][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 ** 8 printk messages dropped ** [ 1333.483311][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1333.483581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1333.484234][ T32] r4:8530a400 ** 3 printk messages dropped ** [ 1333.484389][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1333.484966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.485064][ T32] r7:ddde2d40 r6:83018200 r5:852baf8c r4:84561a80 [ 1333.485147][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.485195][ T32] r10:61c88647 r9:8530a400 r8:84561aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.485265][ T32] r4:84561a80 [ 1333.485289][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.485333][ T32] r10:00000000 r9:84561a80 r8:8027ecf4 r7:eb085e60 r6:84561b00 r5:8530a400 [ 1333.485354][ T32] r4:00000001 [ 1333.485373][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.485566][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1333.485595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.485624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.485649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.485676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.485699][ T32] r4:84574240 [ 1333.485952][ T32] INFO: task kworker/1:604:4590 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.486043][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.486162][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.486366][ T32] Call trace: [ 1333.511223][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.511403][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.511473][ T32] r4:00000000 [ 1333.511519][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.511618][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.511694][ T32] 9d20: dec6f000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.511780][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.511835][ T32] 9d60: 800f0013 ffffffff [ 1333.511887][ T32] r5:800f0013 r4:80239bb0 [ 1333.511932][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.512023][ T32] r4:82ac11e4 [ 1333.512065][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.512168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.512222][ T32] r4:e06c9dc0 [ 1333.512280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.512372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.512422][ T32] r4:00000000 [ 1333.512464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.512583][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.512631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.512728][ T32] r5:00001000 r4:eda49000 [ 1333.512773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.512852][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.512932][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.512974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.513060][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.513106][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.513197][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.513244][ T32] r4:84ffea80 [ 1333.513286][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.513377][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.513425][ T32] r4:00000001 [ 1333.513466][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.513539][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.513594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.513650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.513736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.513815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.513868][ T32] r4:8500f640 [ 1333.513917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.513975][ T32] INFO: task kworker/1:605:4594 blocked for more than 460 seconds. [ 1333.514039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.514087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.514131][ T32] task:kworker/1:605 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.514236][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.514321][ T32] Call trace: [ 1333.514391][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.514483][ T32] r10:829189c0 r9:eb031d84 r8:00000002 r7:60000013 r6:eb031d8c r5:8530b000 [ 1333.514532][ T32] r4:8530b000 [ 1333.514574][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.514655][ T32] r5:8530b000 r4:829189bc [ 1333.514730][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.514819][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.514910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1333.514956][ T32] r4:00000000 [ 1333.514996][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.515075][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.515150][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.515234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574c40 [ 1333.515279][ T32] r4:00000000 [ 1333.515318][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.515400][ T32] r9:83018205 r8:8530b000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1333.515447][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.515546][ T32] r5:00001000 r4:e074f000 [ 1333.515595][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.515674][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.515762][ T32] r5:852bbb8c r4:852bb800 [ 1333.515805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.515890][ T32] r7:ddde2d40 r6:83018200 r5:852bbb8c r4:84561b80 [ 1333.515933][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.516022][ T32] r10:61c88647 r9:8530b000 r8:84561bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.516069][ T32] r4:84561b80 [ 1333.516109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.516233][ T32] r10:00000000 r9:84561b80 r8:8027ecf4 r7:eb03de60 r6:84561c00 r5:8530b000 [ 1333.534304][ T32] r4:00000001 [ 1333.534352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.534412][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1333.534451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.534506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.534560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.534640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.534693][ T32] r4:84574800 [ 1333.535178][ T32] INFO: task kworker/1:605:4594 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.535214][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.535313][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.535378][ T32] Call trace: [ 1333.535441][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.535506][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.535532][ T32] r4:00000000 [ 1333.535552][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.535591][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.535620][ T32] 9d20: deecf000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.535649][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.535672][ T32] 9d60: 800f0013 ffffffff [ 1333.535694][ T32] r5:800f0013 r4:80239bb0 [ 1333.535737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.535816][ T32] r4:82ac11e4 [ 1333.535840][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.535882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.535909][ T32] r4:e06c9dc0 [ 1333.535930][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.535971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.535992][ T32] r4:00000000 [ 1333.536013][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.536077][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.536126][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.536175][ T32] r5:00001000 r4:eda49000 [ 1333.536208][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.546733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.546846][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.546873][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.546936][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.546963][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.547011][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.547040][ T32] r4:84ffea80 [ 1333.547061][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.547109][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.547130][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.547323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.547504][ T32] task:kworker/1:606 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1333.548044][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1333.548550][ T32] r5:852bb38c r4:852bb000 ** 6 printk messages dropped ** [ 1333.548838][ T32] r10:00000000 r9:84561c80 r8:8027ecf4 r7:eb031e60 r6:84561d00 r5:8530bc00 ** 9 printk messages dropped ** [ 1333.549557][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1333.550299][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.550429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.550840][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1333.551161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1333.551739][ T32] r5:8530c800 r4:829189bc ** 7 printk messages dropped ** [ 1333.552070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574ac0 ** 6 printk messages dropped ** [ 1333.552265][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.552473][ T32] r5:852bb78c r4:852bb400 [ 1333.552518][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.552589][ T32] r7:ddde2d40 r6:83018200 r5:852bb78c r4:84561d80 [ 1333.552636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.552685][ T32] r10:61c88647 r9:8530c800 r8:84561dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.552720][ T32] r4:84561d80 [ 1333.552741][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.552797][ T32] r10:00000000 r9:84561d80 r8:8027ecf4 r7:eb031e60 r6:84561e00 r5:8530c800 [ 1333.552845][ T32] r4:00000001 [ 1333.552891][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.552928][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1333.552959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.553036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.553067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.553096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.553118][ T32] r4:84574a00 [ 1333.553407][ T32] INFO: task kworker/1:607:4597 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.553465][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.553550][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.553650][ T32] Call trace: [ 1333.553684][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.553739][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 [ 1333.553762][ T32] r4:00000000 [ 1333.553780][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.553816][ T32] Exception stack(0xe06c9d20 to 0xe06c9d68) [ 1333.553844][ T32] 9d20: df2ab000 dfd53000 00000001 80239b98 7f281000 00000001 82ac11c4 82ac05a0 [ 1333.553872][ T32] 9d40: 7f281000 dfd53000 8280c9b4 e06c9d9c e06c9da0 e06c9d70 80230ad4 80239bb0 [ 1333.553894][ T32] 9d60: 800f0013 ffffffff [ 1333.553917][ T32] r5:800f0013 r4:80239bb0 [ 1333.553949][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.553992][ T32] r4:82ac11e4 [ 1333.554013][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.554055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 [ 1333.554293][ T32] r4:e06c9dc0 [ 1333.554344][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.554396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933500 [ 1333.554418][ T32] r4:00000000 [ 1333.554436][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.554500][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.554629][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.554674][ T32] r5:00001000 r4:eda49000 [ 1333.554694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.554976][ T32] r4:84ffea80 ** 6 printk messages dropped ** [ 1333.555273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.555669][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.555955][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1333.586999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.587345][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.587537][ T32] r4:84574b80 ** 5 printk messages dropped ** [ 1333.588323][ T32] r10:8280c9b4 r9:85078000 r8:80200be4 r7:e06c9d54 r6:ffffffff r5:85078000 ** 10 printk messages dropped ** [ 1333.588675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 3 printk messages dropped ** [ 1333.588826][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.588989][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.590047][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.590509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1333.591216][ T32] r4:8530ec00 ** 4 printk messages dropped ** [ 1333.591511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 ** 12 printk messages dropped ** [ 1333.592418][ T32] r5:852bbf8c r4:852bbc00 ** 6 printk messages dropped ** [ 1333.592698][ T32] r10:00000000 r9:84561f80 r8:8027ecf4 r7:eade9e60 r6:8455f000 r5:8530ec00 ** 12 printk messages dropped ** [ 1333.593636][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1333.594112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06c9dc0 r5:e06c9e08 ** 3 printk messages dropped ** [ 1333.594246][ T32] r4:00000000 [ 1333.594280][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.594325][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1333.594347][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.594385][ T32] r5:00001000 r4:eda49000 [ 1333.594427][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.594511][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.594553][ T32] r5:85e2bb8c r4:85e2b800 [ 1333.594572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.594615][ T32] r7:dddced40 r6:83018000 r5:85e2bb8c r4:84ffea80 [ 1333.594636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.594706][ T32] r10:61c88647 r9:85078000 r8:84ffeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.594734][ T32] r4:84ffea80 [ 1333.594753][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.594798][ T32] r10:00000000 r9:84ffea80 r8:8027ecf4 r7:e06c5e60 r6:85004d80 r5:85078000 [ 1333.594870][ T32] r4:00000001 [ 1333.594903][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.594951][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1333.594979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.595041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.595076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.595106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.595133][ T32] r4:8500f640 [ 1333.595153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.595203][ T32] INFO: task kworker/1:610:4604 blocked for more than 460 seconds. [ 1333.595258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.595308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.595332][ T32] task:kworker/1:610 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.595383][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.595432][ T32] Call trace: [ 1333.595507][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.595552][ T32] r10:829189c0 r9:eb09dd84 r8:00000002 r7:60000113 r6:eb09dd8c r5:8530d400 [ 1333.595574][ T32] r4:8530d400 [ 1333.595594][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.595633][ T32] r5:8530d400 r4:829189bc [ 1333.595698][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.595763][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.595810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1333.595833][ T32] r4:00000000 [ 1333.595875][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.595920][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.595958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.596011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459d040 [ 1333.596036][ T32] r4:00000000 [ 1333.596067][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.596110][ T32] r9:83018205 r8:8530d400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1333.596131][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.596168][ T32] r5:00001000 r4:eabeb000 [ 1333.596187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.596273][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.604765][ T32] r5:8537438c r4:85374000 [ 1333.604806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.604872][ T32] r7:ddde2d40 r6:83018200 r5:8537438c r4:8455f080 [ 1333.604894][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.604940][ T32] r10:61c88647 r9:8530d400 r8:8455f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.604985][ T32] r4:8455f080 [ 1333.605010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.605059][ T32] r10:00000000 r9:8455f080 r8:8027ecf4 r7:eade9e60 r6:8455f100 r5:8530d400 [ 1333.605171][ T32] r4:00000001 [ 1333.605195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.605256][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) [ 1333.605313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.605345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.605371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.605401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.605423][ T32] r4:8459d080 [ 1333.605887][ T32] INFO: task kworker/1:610:4604 is blocked on a mutex likely owned by task kworker/0:73:3846. [ 1333.605923][ T32] task:kworker/0:73 state:R running task stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.606118][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.606193][ T32] Call trace: [ 1333.606226][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.625497][ T32] r10:00000001 r9:80295adc r8:e06c9cf8 r7:e06c9d1c r6:85078000 r5:8022be54 [ 1333.626034][ T32] r4:80289788 [ 1333.626578][ T32] [] (0xb795f4c1) from [<00000002>] (0x2) [ 1333.627284][ T32] Backtrace aborted due to bad frame pointer <81c01ab4> [ 1333.627471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.627505][ T32] INFO: task kworker/1:611:4606 blocked for more than 460 seconds. [ 1333.627567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.627607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.627633][ T32] task:kworker/1:611 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.627733][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.627809][ T32] Call trace: [ 1333.627870][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.627952][ T32] r10:829189c0 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:85309800 [ 1333.627980][ T32] r4:85309800 [ 1333.628000][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.628040][ T32] r5:85309800 r4:829189bc [ 1333.628063][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.628211][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.628262][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1333.628391][ T32] r4:00000000 [ 1333.628413][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.628452][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.628523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.628565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459d340 [ 1333.628589][ T32] r4:00000000 [ 1333.628608][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.628710][ T32] r9:83018205 r8:85309800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.628810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.628856][ T32] r5:00001000 r4:eac17000 [ 1333.628876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.628937][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.628981][ T32] r5:85374b8c r4:85374800 [ 1333.629001][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.630734][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1333.632390][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1333.633045][ T32] r5:84ff7f8c r4:84ff7c00 ** 11 printk messages dropped ** [ 1333.633527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.634309][ T32] r10:829189c0 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:85306c00 ** 2 printk messages dropped ** [ 1333.634413][ T32] r5:85306c00 r4:829189bc [ 1333.634437][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1333.634917][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1333.635303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1333.636176][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.657511][ T32] r4:82ac11e4 [ 1333.657531][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.657574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1333.657650][ T32] r4:e06cddc0 [ 1333.657675][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.657731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1333.657761][ T32] r4:00000000 [ 1333.657783][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.657940][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.657973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.658015][ T32] r5:00001000 r4:dfd83000 [ 1333.658058][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.658176][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.658245][ T32] r5:84ff7f8c r4:84ff7c00 [ 1333.658272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.658410][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1333.658440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.658488][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.658510][ T32] r4:85004e00 [ 1333.658575][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.658710][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.658737][ T32] r4:00000001 [ 1333.658757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.659043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.659100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.659126][ T32] task:kworker/1:613 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.659172][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.659564][ T32] Call trace: [ 1333.659611][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.659660][ T32] r10:829189c0 r9:eb0b1d84 r8:00000002 r7:60000013 r6:eb0b1d8c r5:85310000 [ 1333.659700][ T32] r4:85310000 [ 1333.659729][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.659770][ T32] r5:85310000 r4:829189bc [ 1333.659789][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.659827][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.659871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1333.659894][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.659985][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.660374][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.660792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.661957][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1333.662302][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1333.662469][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1333.663060][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1333.663465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1333.664084][ T32] r5:85310c00 r4:829189bc [ 1333.664104][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.664347][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.665017][ T32] r5:85375f8c r4:85375c00 ** 7 printk messages dropped ** [ 1333.665321][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.665500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.665528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.665551][ T32] r4:8459d400 [ 1333.665829][ T32] INFO: task kworker/1:614:4611 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.665863][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.665991][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.666032][ T32] Call trace: [ 1333.666174][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.666224][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1333.666279][ T32] r4:00000000 [ 1333.676923][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.677009][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1333.677045][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1333.677075][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1333.677098][ T32] dd60: 900f0113 ffffffff [ 1333.677147][ T32] r5:900f0113 r4:80239bb0 [ 1333.677173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.677218][ T32] r4:82ac11e4 [ 1333.677474][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.677522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1333.677545][ T32] r4:e06cddc0 [ 1333.677568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.677624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1333.677734][ T32] r4:00000000 [ 1333.677781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.677838][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.677863][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.677904][ T32] r5:00001000 r4:dfd83000 [ 1333.677926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.678226][ T32] r4:85004e00 ** 12 printk messages dropped ** [ 1333.678629][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.679168][ T32] r5:85311800 r4:829189bc ** 3 printk messages dropped ** [ 1333.679318][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.679710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1333.681460][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1333.682077][ T32] r4:e06cddc0 ** 12 printk messages dropped ** [ 1333.682594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1333.682973][ T32] r4:8501e100 [ 1333.683005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.683033][ T32] INFO: task kworker/1:616:4616 blocked for more than 460 seconds. [ 1333.683060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.683082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.683102][ T32] task:kworker/1:616 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.683173][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.683272][ T32] Call trace: [ 1333.683304][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.683405][ T32] r10:829189c0 r9:eb0add84 r8:00000002 r7:60000113 r6:eb0add8c r5:85312400 [ 1333.683431][ T32] r4:85312400 [ 1333.683535][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.683580][ T32] r5:85312400 r4:829189bc [ 1333.683600][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.683669][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.683737][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 [ 1333.683763][ T32] r4:00000000 [ 1333.683782][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.683819][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.684027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1333.684692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1333.707034][ T32] r4:e06cddc0 ** 11 printk messages dropped ** [ 1333.708045][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 14 printk messages dropped ** [ 1333.708770][ T32] INFO: task kworker/1:617:4618 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.709181][ T32] r5:85313000 r4:829189bc ** 6 printk messages dropped ** [ 1333.709406][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 17 printk messages dropped ** [ 1333.710402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1333.711496][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 18 printk messages dropped ** [ 1333.712615][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1333.713242][ T32] task:kworker/1:618 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.713843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1333.714548][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.714744][ T32] r4:8459dd00 ** 3 printk messages dropped ** [ 1333.715189][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.715410][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1333.715455][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1333.715486][ T32] dd60: 900f0113 ffffffff [ 1333.715509][ T32] r5:900f0113 r4:80239bb0 [ 1333.715531][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.715571][ T32] r4:82ac11e4 [ 1333.715591][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.715665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1333.715690][ T32] r4:e06cddc0 [ 1333.715717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.715761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1333.715812][ T32] r4:00000000 [ 1333.715834][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.715878][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.715901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.715944][ T32] r5:00001000 r4:dfd83000 [ 1333.715964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.716002][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.716040][ T32] r5:84ff7f8c r4:84ff7c00 [ 1333.716060][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.716122][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1333.716192][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.742227][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.742331][ T32] r4:85004e00 [ 1333.742357][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.742429][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.742516][ T32] r4:00000001 [ 1333.742540][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.742579][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.742608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.742637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.742663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.742691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.742736][ T32] r4:8501e100 [ 1333.742765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.742853][ T32] INFO: task kworker/1:619:4621 blocked for more than 460 seconds. [ 1333.742890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.742914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.742935][ T32] task:kworker/1:619 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.742990][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.743064][ T32] Call trace: [ 1333.743188][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.743257][ T32] r10:829189c0 r9:eb0bdd84 r8:00000002 r7:60000113 r6:eb0bdd8c r5:85315400 [ 1333.743316][ T32] r4:85315400 [ 1333.743339][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.743384][ T32] r5:85315400 r4:829189bc [ 1333.743403][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.743478][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.743529][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0bde08 [ 1333.743552][ T32] r4:00000000 [ 1333.743570][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.743673][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.743726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.743768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e03000 [ 1333.743804][ T32] r4:00000000 [ 1333.743827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.743884][ T32] r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1333.743909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.743978][ T32] r5:00001000 r4:eae29000 [ 1333.744001][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.744042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.744168][ T32] r5:85376b8c r4:85376800 [ 1333.744193][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.744235][ T32] r7:ddde2d40 r6:83018200 r5:85376b8c r4:8455f980 [ 1333.744255][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.744298][ T32] r10:61c88647 r9:85315400 r8:8455f9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.744320][ T32] r4:8455f980 ** 5 printk messages dropped ** [ 1333.744639][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1333.745946][ T32] dd60: 900f0113 ffffffff ** 10 printk messages dropped ** [ 1333.754349][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1333.755015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.755635][ T32] r5:85316000 r4:829189bc ** 5 printk messages dropped ** [ 1333.755884][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1333.762325][ T32] r10:61c88647 r9:85316000 r8:8455faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 14 printk messages dropped ** [ 1333.763427][ T32] Call trace: ** 10 printk messages dropped ** [ 1333.763987][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.764219][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1333.764834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.765311][ T32] Call trace: [ 1333.765344][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.765391][ T32] r10:829189c0 r9:eb0d1d84 r8:00000002 r7:60000013 r6:eb0d1d8c r5:85316c00 [ 1333.765425][ T32] r4:85316c00 [ 1333.765463][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.765506][ T32] r5:85316c00 r4:829189bc [ 1333.765524][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.765570][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.765616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 1333.765639][ T32] r4:00000000 [ 1333.765658][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.765695][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.765800][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.765858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e03580 [ 1333.765883][ T32] r4:00000000 [ 1333.765914][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.765987][ T32] r9:83018205 r8:85316c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1333.766011][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.766050][ T32] r5:00001000 r4:eae5b000 [ 1333.766071][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.766109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.766147][ T32] r5:8537778c r4:85377400 [ 1333.766167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.766208][ T32] r7:ddde2d40 r6:83018200 r5:8537778c r4:8455fb80 [ 1333.766309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.775843][ T32] r10:61c88647 r9:85316c00 r8:8455fbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.775890][ T32] r4:8455fb80 [ 1333.775914][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.775982][ T32] r10:00000000 r9:8455fb80 r8:8027ecf4 r7:eb0c9e60 r6:8455fc00 r5:85316c00 [ 1333.776034][ T32] r4:00000001 [ 1333.776059][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.776098][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 1333.776128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.776158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.776184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.776213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1333.777739][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 18 printk messages dropped ** [ 1333.779871][ T32] r5:00001000 r4:dfd83000 ** 12 printk messages dropped ** [ 1333.780544][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 14 printk messages dropped ** [ 1333.781235][ T32] r4:85314800 ** 3 printk messages dropped ** [ 1333.781388][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.781770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1333.782459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1333.783303][ T32] dd60: 900f0113 ffffffff ** 7 printk messages dropped ** [ 1333.783535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1333.783557][ T32] r4:00000000 [ 1333.783576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.783617][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.783698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.783751][ T32] r5:00001000 r4:dfd83000 [ 1333.783771][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.783809][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.783846][ T32] r5:84ff7f8c r4:84ff7c00 [ 1333.784492][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.784548][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1333.784570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.784614][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.784636][ T32] r4:85004e00 [ 1333.784684][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.784740][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.784765][ T32] r4:00000001 [ 1333.784805][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.784874][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.784903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.784931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.784957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.784986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.785007][ T32] r4:8501e100 [ 1333.785026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.785052][ T32] INFO: task kworker/1:623:4631 blocked for more than 460 seconds. [ 1333.785080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.785102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.785123][ T32] task:kworker/1:623 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.785206][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.785544][ T32] Call trace: [ 1333.785621][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.785702][ T32] r10:829189c0 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:85318c00 ** 2 printk messages dropped ** [ 1333.785843][ T32] r5:85318c00 r4:829189bc [ 1333.785866][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1333.799810][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 17 printk messages dropped ** [ 1333.801020][ T32] INFO: task kworker/1:623:4631 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 21 printk messages dropped ** [ 1333.801946][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 18 printk messages dropped ** [ 1333.802529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1333.803084][ T32] r5:85319800 r4:829189bc [ 1333.803105][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.803256][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.803317][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1333.803342][ T32] r4:00000000 [ 1333.803361][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.803398][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.803434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.803509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e038c0 [ 1333.803535][ T32] r4:00000000 [ 1333.803554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.803594][ T32] r9:83018205 r8:85319800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1333.803616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.803655][ T32] r5:00001000 r4:eae75000 [ 1333.803674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.803712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.803750][ T32] r5:85377f8c r4:85377c00 [ 1333.803771][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.803813][ T32] r7:ddde2d40 r6:83018200 r5:85377f8c r4:8455fe80 [ 1333.803833][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.803876][ T32] r10:61c88647 r9:85319800 r8:8455feac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.803897][ T32] r4:8455fe80 [ 1333.803915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1333.804815][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1333.805519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 21 printk messages dropped ** [ 1333.820608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1333.821343][ T32] r5:8531b000 r4:829189bc ** 11 printk messages dropped ** [ 1333.822023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1333.822537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.822577][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1333.822604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.822634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.822683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.822715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.822763][ T32] r4:84e03880 [ 1333.823227][ T32] INFO: task kworker/1:625:4634 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.823275][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.823360][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.823429][ T32] Call trace: [ 1333.823485][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.823534][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1333.823557][ T32] r4:00000000 [ 1333.823577][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.823619][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1333.823650][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1333.824185][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.824409][ T32] r5:84ff7f8c r4:84ff7c00 ** 11 printk messages dropped ** [ 1333.825078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.837741][ T32] r5:8531bc00 r4:829189bc [ 1333.837883][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1333.838788][ T32] r5:8538438c r4:85384000 ** 12 printk messages dropped ** [ 1333.839232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1333.840805][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1333.841166][ T32] r5:84ff7f8c r4:84ff7c00 ** 13 printk messages dropped ** [ 1333.841917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 14 printk messages dropped ** [ 1333.842625][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.842713][ T32] r4:00000000 [ 1333.842735][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.842774][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.842810][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.842897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e03d80 [ 1333.843136][ T32] r4:00000000 [ 1333.843253][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.843481][ T32] r9:83018205 r8:85344800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1333.843511][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.843554][ T32] r5:00001000 r4:eae9f000 [ 1333.843573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.843613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.843739][ T32] r5:85384b8c r4:85384800 [ 1333.843773][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.843818][ T32] r7:ddde2d40 r6:83018200 r5:85384b8c r4:8501d180 [ 1333.843838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.843881][ T32] r10:61c88647 r9:85344800 r8:8501d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.843920][ T32] r4:8501d180 [ 1333.843966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.844014][ T32] r10:00000000 r9:8501d180 r8:8027ecf4 r7:eb0e1e60 r6:845a3c80 r5:85344800 [ 1333.844036][ T32] r4:00000001 [ 1333.844055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.844090][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1333.844160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.844269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.844305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.844333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.844392][ T32] r4:84e03c80 [ 1333.844710][ T32] INFO: task kworker/1:627:4638 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.844746][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.844803][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.844897][ T32] Call trace: [ 1333.844932][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.844979][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1333.845002][ T32] r4:00000000 [ 1333.845020][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.845056][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1333.845084][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1333.845111][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1333.845135][ T32] dd60: 900f0113 ffffffff ** 2 printk messages dropped ** [ 1333.845216][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.845410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1333.845674][ T32] r5:84ff7f8c r4:84ff7c00 [ 1333.845694][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.845735][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1333.845755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.845823][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.845855][ T32] r4:85004e00 [ 1333.845890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.845939][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.845961][ T32] r4:00000001 [ 1333.846003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.846041][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.846088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.846119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.846146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.846254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.858274][ T32] r4:8501e100 [ 1333.858326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.858360][ T32] INFO: task kworker/1:628:4640 blocked for more than 460 seconds. [ 1333.858394][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.858418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.858446][ T32] task:kworker/1:628 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.858550][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.858608][ T32] Call trace: [ 1333.858682][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.858743][ T32] r10:829189c0 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:85318000 [ 1333.858790][ T32] r4:85318000 [ 1333.858836][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.858881][ T32] r5:85318000 r4:829189bc [ 1333.858906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.858958][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1333.859381][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.859443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.859491][ T32] r5:85384f8c r4:85384c00 [ 1333.859558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.859607][ T32] r7:ddde2d40 r6:83018200 r5:85384f8c r4:8501d200 [ 1333.859652][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.859700][ T32] r10:61c88647 r9:85318000 r8:8501d22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.859723][ T32] r4:8501d200 [ 1333.859760][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.859809][ T32] r10:00000000 r9:8501d200 r8:8027ecf4 r7:eb0e9e60 r6:8501d280 r5:85318000 [ 1333.859832][ T32] r4:00000001 [ 1333.859863][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.859902][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1333.859929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.859957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.860000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.860032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.860054][ T32] r4:84e03dc0 [ 1333.860556][ T32] INFO: task kworker/1:628:4640 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.860595][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.860652][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.860709][ T32] Call trace: [ 1333.860741][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1333.860967][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1333.861422][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.861624][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1333.862081][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.862500][ T32] task:kworker/1:629 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.862914][ T32] r5:8531c800 r4:829189bc [ 1333.862984][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.863027][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.863089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1333.863136][ T32] r4:00000000 [ 1333.863159][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.863198][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.863234][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.863276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f040 [ 1333.863298][ T32] r4:00000000 [ 1333.863329][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.863372][ T32] r9:83018205 r8:8531c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1333.863410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.863456][ T32] r5:00001000 r4:eaebd000 [ 1333.863500][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.863543][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.863594][ T32] r5:8538538c r4:85385000 [ 1333.863617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.863670][ T32] r7:ddde2d40 r6:83018200 r5:8538538c r4:8501d300 [ 1333.863701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.863745][ T32] r10:61c88647 r9:8531c800 r8:8501d32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1333.863793][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.864305][ T32] INFO: task kworker/1:629:4643 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 14 printk messages dropped ** [ 1333.865001][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.865602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.865910][ T32] r4:85004e00 [ 1333.865951][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.866038][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.866132][ T32] r4:00000001 [ 1333.866160][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.866195][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.866273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.884607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.884670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.884735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.884813][ T32] r4:8501e100 [ 1333.884866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.884924][ T32] INFO: task kworker/1:630:4644 blocked for more than 460 seconds. [ 1333.884987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.885017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.885067][ T32] task:kworker/1:630 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.885394][ T32] r5:8531d400 r4:829189bc ** 6 printk messages dropped ** [ 1333.885734][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.885775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f240 [ 1333.885845][ T32] r4:00000000 [ 1333.885873][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.885919][ T32] r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1333.885940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.885979][ T32] r5:00001000 r4:eaed3000 [ 1333.886023][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.886077][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.886124][ T32] r5:8538578c r4:85385400 ** 7 printk messages dropped ** [ 1333.891042][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1333.892209][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 24 printk messages dropped ** [ 1333.893239][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 14 printk messages dropped ** [ 1333.893903][ T32] INFO: task kworker/1:631:4646 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.894309][ T32] r5:8531e000 r4:829189bc ** 3 printk messages dropped ** [ 1333.894527][ T32] r4:00000000 [ 1333.894564][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.894606][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.894643][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.894682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f3c0 [ 1333.894704][ T32] r4:00000000 [ 1333.894729][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.894771][ T32] r9:83018205 r8:8531e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1333.894792][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.894830][ T32] r5:00001000 r4:eaedb000 [ 1333.894849][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.894889][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.894950][ T32] r5:85385b8c r4:85385800 [ 1333.894974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.895028][ T32] r7:ddde2d40 r6:83018200 r5:85385b8c r4:8501d500 [ 1333.895053][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.895097][ T32] r10:61c88647 r9:8531e000 r8:8501d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.895120][ T32] r4:8501d500 [ 1333.895138][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.895181][ T32] r10:00000000 r9:8501d500 r8:8027ecf4 r7:eb0ede60 r6:8501d580 r5:8531e000 [ 1333.895227][ T32] r4:00000001 [ 1333.895250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.895284][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1333.895311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.895339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.895365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.895392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.895413][ T32] r4:8501f200 ** 2 printk messages dropped ** [ 1333.895821][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1333.908827][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1333.909305][ T32] r5:84ff7f8c r4:84ff7c00 ** 12 printk messages dropped ** [ 1333.909851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1333.910639][ T32] r5:8531a400 r4:829189bc ** 1 printk messages dropped ** [ 1333.910753][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 20 printk messages dropped ** [ 1333.911673][ T32] r10:00000000 r9:8501d600 r8:8027ecf4 r7:eb0f5e60 r6:8501d680 r5:8531a400 ** 21 printk messages dropped ** [ 1333.913028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1333.913700][ T32] r4:85004e00 ** 12 printk messages dropped ** [ 1333.914244][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.914705][ T32] r5:85320c00 r4:829189bc ** 3 printk messages dropped ** [ 1333.914896][ T32] r4:00000000 [ 1333.914928][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.914971][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.915008][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.915047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501fd00 [ 1333.915069][ T32] r4:00000000 [ 1333.915087][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.915132][ T32] r9:83018205 r8:85320c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1333.915152][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.915193][ T32] r5:00001000 r4:e0773000 [ 1333.915212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.915275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.915320][ T32] r5:85386b8c r4:85386800 [ 1333.915352][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.915426][ T32] r7:ddde2d40 r6:83018200 r5:85386b8c r4:8501d700 [ 1333.915461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.915517][ T32] r10:61c88647 r9:85320c00 r8:8501d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.915542][ T32] r4:8501d700 [ 1333.915561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.915603][ T32] r10:00000000 r9:8501d700 r8:8027ecf4 r7:eb0fde60 r6:8501d780 r5:85320c00 [ 1333.915650][ T32] r4:00000001 [ 1333.915698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.915736][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.915761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.915788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.915824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.915904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.915929][ T32] r4:8501f640 [ 1333.916285][ T32] INFO: task kworker/1:633:4650 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.926087][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.926206][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.926691][ T32] Call trace: [ 1333.926761][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.926829][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 6 printk messages dropped ** [ 1333.927039][ T32] r5:900f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.927251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1333.927639][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.927975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1333.928319][ T32] r4:85322400 ** 1 printk messages dropped ** [ 1333.928377][ T32] r5:85322400 r4:829189bc [ 1333.928397][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.928435][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.928593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1333.928642][ T32] r4:00000000 [ 1333.928664][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.928704][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.928752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.928795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f840 [ 1333.928817][ T32] r4:00000000 [ 1333.928835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.928874][ T32] r9:83018205 r8:85322400 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1333.928895][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.928934][ T32] r5:00001000 r4:dfa2b000 [ 1333.928953][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.928990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.929027][ T32] r5:8538638c r4:85386000 [ 1333.929051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.929092][ T32] r7:ddde2d40 r6:83018200 r5:8538638c r4:8501d800 [ 1333.929112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.929179][ T32] r10:61c88647 r9:85322400 r8:8501d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.929205][ T32] r4:8501d800 [ 1333.929224][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.929269][ T32] r10:00000000 r9:8501d800 r8:8027ecf4 r7:eaf3de60 r6:8501d880 r5:85322400 [ 1333.929324][ T32] r4:00000001 [ 1333.929348][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.929421][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1333.929463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.929494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.929550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.929582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.929605][ T32] r4:8501f800 [ 1333.930118][ T32] INFO: task kworker/1:634:4652 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.930158][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.930885][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1333.931523][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 19 printk messages dropped ** [ 1333.932186][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.932327][ T32] r5:85320000 r4:829189bc [ 1333.932361][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1333.933109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.933531][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.934120][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.934438][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1333.934733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1333.935111][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.935531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.935773][ T32] task:kworker/1:636 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.936130][ T32] r5:85323000 r4:829189bc ** 3 printk messages dropped ** [ 1333.936253][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.956146][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1333.957087][ T32] r7:ddde2d40 r6:83018200 r5:8538738c r4:8501da00 ** 7 printk messages dropped ** [ 1333.957368][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) ** 4 printk messages dropped ** [ 1333.957541][ T32] r4:8501fcc0 ** 3 printk messages dropped ** [ 1333.958180][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.958450][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1333.958698][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1333.958888][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1333.959269][ T32] r4:85004e00 [ 1333.959287][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.959331][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.959352][ T32] r4:00000001 [ 1333.959371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.959410][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.959435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.959469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.959495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.959522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1333.959760][ T32] task:kworker/1:637 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.960094][ T32] r5:85323c00 r4:829189bc [ 1333.960139][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.960320][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.960530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.961005][ T32] r10:00000000 r9:8501db00 r8:8027ecf4 r7:eb109e60 r6:8501db80 r5:85323c00 ** 7 printk messages dropped ** [ 1333.961251][ T32] r4:8501fd80 ** 3 printk messages dropped ** [ 1333.961845][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.962189][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1333.962572][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1333.962718][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1333.963107][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1333.963337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.963608][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.963922][ T32] r5:85324800 r4:829189bc ** 2 printk messages dropped ** [ 1333.964060][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 ** 6 printk messages dropped ** [ 1333.964291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1333.964826][ T32] r10:61c88647 r9:85324800 r8:8501dc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1333.965143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.965183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.965208][ T32] r4:84d49000 [ 1333.965449][ T32] INFO: task kworker/1:638:4662 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1333.965488][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.965653][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.965724][ T32] Call trace: [ 1333.965753][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.965800][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1333.965822][ T32] r4:00000000 [ 1333.965840][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.965876][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1333.965904][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1333.965962][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1333.966050][ T32] dd60: 900f0113 ffffffff [ 1333.966076][ T32] r5:900f0113 r4:80239bb0 [ 1333.966100][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.966167][ T32] r4:82ac11e4 [ 1333.966217][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.981447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1333.981535][ T32] r4:e06cddc0 [ 1333.981559][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.981626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1333.981661][ T32] r4:00000000 [ 1333.981686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.981730][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.981752][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.981793][ T32] r5:00001000 r4:dfd83000 [ 1333.981813][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.981852][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.981891][ T32] r5:84ff7f8c r4:84ff7c00 [ 1333.981910][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.981953][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1333.981974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.982017][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.982064][ T32] r4:85004e00 [ 1333.982088][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.982133][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1333.982154][ T32] r4:00000001 [ 1333.982173][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.982208][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.982237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.982277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.982306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.982334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.982365][ T32] r4:8501e100 [ 1333.982399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.982431][ T32] INFO: task kworker/1:639:4663 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1333.982569][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.982810][ T32] r5:85325400 r4:829189bc [ 1333.982863][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.982983][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 ** 8 printk messages dropped ** [ 1333.983233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.983550][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.983800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1333.984700][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1333.984977][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1333.985139][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1333.985495][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1333.985626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.985661][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1333.985686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.985713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.985740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.985767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.985788][ T32] r4:8501e100 [ 1333.985807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.985831][ T32] INFO: task kworker/1:640:4664 blocked for more than 460 seconds. [ 1333.985857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.985947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.985972][ T32] task:kworker/1:640 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.986015][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.986088][ T32] Call trace: [ 1333.986119][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.986173][ T32] r10:829189c0 r9:eb11dd84 r8:00000002 r7:60000013 r6:eb11dd8c r5:85326000 [ 1333.986198][ T32] r4:85326000 [ 1333.986216][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.993044][ T32] r5:85326000 r4:829189bc [ 1333.993093][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.993156][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.993204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1333.993226][ T32] r4:00000000 [ 1333.993244][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.993291][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.993335][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.993376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d49400 [ 1333.993398][ T32] r4:00000000 [ 1333.993417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.993473][ T32] r9:83018205 r8:85326000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1333.993499][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.993541][ T32] r5:00001000 r4:ea901000 [ 1333.993581][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.993632][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.993675][ T32] r5:85387f8c r4:85387c00 [ 1333.993703][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.993748][ T32] r7:ddde2d40 r6:83018200 r5:85387f8c r4:8501de00 [ 1333.993770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.993816][ T32] r10:61c88647 r9:85326000 r8:8501de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.993839][ T32] r4:8501de00 [ 1333.993858][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.993902][ T32] r10:00000000 r9:8501de00 r8:8027ecf4 r7:eb081e60 r6:8501de80 r5:85326000 [ 1333.993923][ T32] r4:00000001 [ 1333.993942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.993988][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1333.994020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.994048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.994724][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.995079][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1333.995261][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1333.995467][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1333.995662][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.995999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.004386][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.004627][ T32] r5:85326c00 r4:829189bc ** 3 printk messages dropped ** [ 1334.004816][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.005058][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.005541][ T32] r10:61c88647 r9:85326c00 r8:8501df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.005891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.011318][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1334.011675][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1334.011919][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1334.012132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.012533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.012805][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.013017][ T32] r5:85321800 r4:829189bc ** 2 printk messages dropped ** [ 1334.013146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 ** 6 printk messages dropped ** [ 1334.013370][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.013410][ T32] r9:83018205 r8:85321800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.013444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.013491][ T32] r5:00001000 r4:ea98d000 [ 1334.013510][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.013547][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.013605][ T32] r5:8538c38c r4:8538c000 [ 1334.013648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.013695][ T32] r7:ddde2d40 r6:83018200 r5:8538c38c r4:84ca5000 [ 1334.013730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.013777][ T32] r10:61c88647 r9:85321800 r8:84ca502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.013799][ T32] r4:84ca5000 [ 1334.013817][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.013861][ T32] r10:00000000 r9:84ca5000 r8:8027ecf4 r7:eb119e60 r6:84ca5080 r5:85321800 [ 1334.013882][ T32] r4:00000001 [ 1334.013901][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.013955][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1334.014005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.014060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.014089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.014117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.014157][ T32] r4:84d494c0 [ 1334.014570][ T32] INFO: task kworker/1:642:4668 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.014603][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.014657][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.014697][ T32] Call trace: [ 1334.014725][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.014783][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.014809][ T32] r4:00000000 [ 1334.014829][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.014888][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.014922][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.014972][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.015005][ T32] dd60: 900f0113 ffffffff [ 1334.015030][ T32] r5:900f0113 r4:80239bb0 [ 1334.015052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.015130][ T32] r4:82ac11e4 [ 1334.015159][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.015222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.015256][ T32] r4:e06cddc0 [ 1334.015276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.015319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.015342][ T32] r4:00000000 [ 1334.015362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.015403][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.015425][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.015474][ T32] r5:00001000 r4:dfd83000 [ 1334.015499][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.015565][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.015609][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.015630][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.015692][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.015717][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.015763][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.015787][ T32] r4:85004e00 [ 1334.015819][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.015887][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.015914][ T32] r4:00000001 [ 1334.015948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.015986][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.016015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.016044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.016090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.016142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.016258][ T32] r4:8501e100 [ 1334.026691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.026747][ T32] INFO: task kworker/1:643:4671 blocked for more than 460 seconds. [ 1334.026811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.026841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.026863][ T32] task:kworker/1:643 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.026929][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.027288][ T32] r5:8531ec00 r4:829189bc [ 1334.027309][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.027349][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.027394][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1334.027417][ T32] r4:00000000 [ 1334.027436][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.027480][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.027522][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.027563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d49a00 [ 1334.027586][ T32] r4:00000000 [ 1334.027605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.027647][ T32] r9:83018205 r8:8531ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.027699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.027764][ T32] r5:00001000 r4:eaa79000 [ 1334.027793][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.027834][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.027872][ T32] r5:8538cf8c r4:8538cc00 [ 1334.027893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.027937][ T32] r7:ddde2d40 r6:83018200 r5:8538cf8c r4:84ca5100 [ 1334.027971][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.028019][ T32] r10:61c88647 r9:8531ec00 r8:84ca512c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.028042][ T32] r4:84ca5100 [ 1334.028062][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.028106][ T32] r10:00000000 r9:84ca5100 r8:8027ecf4 r7:eb119e60 r6:84ca5180 r5:8531ec00 [ 1334.028137][ T32] r4:00000001 [ 1334.028160][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.028196][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1334.028225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.028254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.028316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.028368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.028394][ T32] r4:84d49700 [ 1334.028892][ T32] INFO: task kworker/1:643:4671 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.028949][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.029009][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.029052][ T32] Call trace: [ 1334.029117][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.029171][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.029195][ T32] r4:00000000 [ 1334.029229][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.029273][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.029304][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.029334][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.029358][ T32] dd60: 900f0113 ffffffff [ 1334.029382][ T32] r5:900f0113 r4:80239bb0 [ 1334.029402][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.029443][ T32] r4:82ac11e4 [ 1334.029472][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.029530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.029557][ T32] r4:e06cddc0 [ 1334.029600][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.029647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.029683][ T32] r4:00000000 [ 1334.029709][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.029794][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.029826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.029878][ T32] r5:00001000 r4:dfd83000 [ 1334.029911][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.030229][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1334.030564][ T32] INFO: task kworker/1:644:4672 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.030985][ T32] r5:85328000 r4:829189bc [ 1334.031006][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.031115][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.031279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d49980 ** 7 printk messages dropped ** [ 1334.031603][ T32] r5:8538cb8c r4:8538c800 ** 6 printk messages dropped ** [ 1334.031898][ T32] r10:00000000 r9:84ca5200 r8:8027ecf4 r7:eb129e60 r6:84ca5280 r5:85328000 ** 8 printk messages dropped ** [ 1334.032402][ T32] INFO: task kworker/1:644:4672 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 11 printk messages dropped ** [ 1334.032993][ T32] r5:900f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.033219][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1334.033499][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1334.033720][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.033740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.033801][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.033829][ T32] r4:85004e00 [ 1334.033848][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.033891][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.033948][ T32] r4:00000001 [ 1334.033976][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.034010][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.034035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.034062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.034099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.034134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.034156][ T32] r4:8501e100 [ 1334.034184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.034212][ T32] INFO: task kworker/1:645:4675 blocked for more than 460 seconds. [ 1334.034238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.034281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.034309][ T32] task:kworker/1:645 state:D stack:0 pid:4675 tgid:4675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.034380][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.034420][ T32] Call trace: [ 1334.034449][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.034499][ T32] r10:829189c0 r9:eb12dd84 r8:00000002 r7:60000013 r6:eb12dd8c r5:85328c00 [ 1334.034521][ T32] r4:85328c00 [ 1334.034539][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.034599][ T32] r5:85328c00 r4:829189bc [ 1334.034624][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.034664][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.034707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1334.034730][ T32] r4:00000000 [ 1334.034748][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.034785][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.034820][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.034859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d49d40 [ 1334.034881][ T32] r4:00000000 [ 1334.034900][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.034939][ T32] r9:83018205 r8:85328c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1334.034971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.035013][ T32] r5:00001000 r4:eab93000 [ 1334.035033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.035077][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.035123][ T32] r5:8538d78c r4:8538d400 [ 1334.035160][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.035205][ T32] r7:ddde2d40 r6:83018200 r5:8538d78c r4:84ca5300 [ 1334.035225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.035269][ T32] r10:61c88647 r9:85328c00 r8:84ca532c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.035313][ T32] r4:84ca5300 [ 1334.035347][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.035392][ T32] r10:00000000 r9:84ca5300 r8:8027ecf4 r7:eb129e60 r6:84ca5380 r5:85328c00 [ 1334.035414][ T32] r4:00000001 [ 1334.035460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.035498][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1334.035523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.035550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.035576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.035603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.035624][ T32] r4:84d49840 [ 1334.035854][ T32] INFO: task kworker/1:645:4675 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.035889][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.054782][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1334.055372][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.055579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.055842][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1334.056073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.060420][ T32] task:kworker/1:646 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.060796][ T32] r5:85329800 r4:829189bc [ 1334.060817][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.060907][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 ** 8 printk messages dropped ** [ 1334.061226][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.061542][ T32] r10:61c88647 r9:85329800 r8:84ca542c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.061977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.062734][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.062927][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1334.063146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1334.063423][ T32] r5:00001000 r4:dfd83000 [ 1334.063443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.063489][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.063527][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.063546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.063589][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.063619][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.063667][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.063732][ T32] r4:85004e00 [ 1334.063755][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.063800][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.063822][ T32] r4:00000001 [ 1334.063839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.063873][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.063908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.063940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.063967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.063994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.064015][ T32] r4:8501e100 [ 1334.064042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.064125][ T32] INFO: task kworker/1:647:4679 blocked for more than 460 seconds. [ 1334.064156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.064201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.064228][ T32] task:kworker/1:647 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.064307][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.064348][ T32] Call trace: [ 1334.064414][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.064544][ T32] r10:829189c0 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:8532b000 [ 1334.064588][ T32] r4:8532b000 [ 1334.064620][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.064681][ T32] r5:8532b000 r4:829189bc [ 1334.064705][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.064744][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.064792][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 [ 1334.064813][ T32] r4:00000000 [ 1334.064832][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.064880][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.064929][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.064974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfb040 [ 1334.065013][ T32] r4:00000000 [ 1334.065034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.065095][ T32] r9:83018205 r8:8532b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1334.065129][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.065169][ T32] r5:00001000 r4:ead69000 [ 1334.065189][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.065226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.065264][ T32] r5:8538ff8c r4:8538fc00 [ 1334.065284][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.065323][ T32] r7:ddde2d40 r6:83018200 r5:8538ff8c r4:84ca5500 [ 1334.065343][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.065426][ T32] r10:61c88647 r9:8532b000 r8:84ca552c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.065451][ T32] r4:84ca5500 [ 1334.065477][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.065560][ T32] r10:00000000 r9:84ca5500 r8:8027ecf4 r7:eb12de60 r6:84ca5580 r5:8532b000 [ 1334.065587][ T32] r4:00000001 [ 1334.065605][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.065639][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1334.065663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.065690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.065715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.066113][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.077499][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.077592][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.077734][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1334.077975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.078243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.078525][ T32] task:kworker/1:648 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.078820][ T32] r5:8532c800 r4:829189bc ** 2 printk messages dropped ** [ 1334.078944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 ** 6 printk messages dropped ** [ 1334.079238][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1334.079602][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.080190][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.080941][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.081297][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1334.081516][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.081700][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1334.082076][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1334.082354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.082623][ T32] task:kworker/1:649 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.082967][ T32] r5:8532d400 r4:829189bc ** 3 printk messages dropped ** [ 1334.083119][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.083281][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.083550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.083879][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.084052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.084559][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.084772][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1334.085118][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.085317][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.085427][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.085448][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.085512][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.085537][ T32] r4:85004e00 [ 1334.085555][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.085626][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.085655][ T32] r4:00000001 [ 1334.085674][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.085708][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.085756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.085787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.085813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.085861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.085894][ T32] r4:8501e100 [ 1334.085916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.085941][ T32] INFO: task kworker/1:650:4685 blocked for more than 460 seconds. [ 1334.085967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.085988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.086047][ T32] task:kworker/1:650 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.086106][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.086147][ T32] Call trace: [ 1334.086175][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.086274][ T32] r10:829189c0 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:8532a400 [ 1334.103049][ T32] r4:8532a400 [ 1334.103095][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.103185][ T32] r5:8532a400 r4:829189bc [ 1334.103224][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.103270][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.103316][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1334.103338][ T32] r4:00000000 [ 1334.103365][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.103407][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.103492][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.103570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015100 [ 1334.103624][ T32] r4:00000000 [ 1334.103689][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.103737][ T32] r9:83018205 r8:8532a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1334.103781][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.103828][ T32] r5:00001000 r4:eacb7000 [ 1334.103848][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.103886][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.103925][ T32] r5:8538e38c r4:8538e000 [ 1334.103945][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.104013][ T32] r7:ddde2d40 r6:83018200 r5:8538e38c r4:84ca5800 [ 1334.104038][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.104083][ T32] r10:61c88647 r9:8532a400 r8:84ca582c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.104125][ T32] r4:84ca5800 [ 1334.104148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.104204][ T32] r10:00000000 r9:84ca5800 r8:8027ecf4 r7:eb139e60 r6:84ca5880 r5:8532a400 [ 1334.104249][ T32] r4:00000001 [ 1334.104274][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.104314][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1334.104359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.104390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.104438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.104474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.104524][ T32] r4:85015180 [ 1334.105026][ T32] INFO: task kworker/1:650:4685 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.105065][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.105161][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.105256][ T32] Call trace: [ 1334.105306][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.105358][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.105381][ T32] r4:00000000 [ 1334.105420][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.105468][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.105518][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.105579][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.105610][ T32] dd60: 900f0113 ffffffff [ 1334.105634][ T32] r5:900f0113 r4:80239bb0 [ 1334.105656][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.105721][ T32] r4:82ac11e4 [ 1334.105770][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.105829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.105859][ T32] r4:e06cddc0 [ 1334.105879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.105921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.105979][ T32] r4:00000000 [ 1334.106002][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.106044][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.106066][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.106106][ T32] r5:00001000 r4:dfd83000 [ 1334.106145][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.106188][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.106228][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.106247][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.114416][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.114467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.114534][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.114556][ T32] r4:85004e00 [ 1334.114575][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.114621][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.114642][ T32] r4:00000001 [ 1334.114661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.114696][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.114724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.114752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.114777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.114805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.114826][ T32] r4:8501e100 [ 1334.114849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.114877][ T32] INFO: task kworker/1:651:4687 blocked for more than 460 seconds. [ 1334.114909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.114946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.114971][ T32] task:kworker/1:651 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.115027][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.115071][ T32] Call trace: [ 1334.115144][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.115232][ T32] r10:829189c0 r9:eb151d84 r8:00000002 r7:60000013 r6:eb151d8c r5:8532ec00 [ 1334.115264][ T32] r4:8532ec00 [ 1334.115284][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.115325][ T32] r5:8532ec00 r4:829189bc [ 1334.115345][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.115395][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.115445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1334.115473][ T32] r4:00000000 [ 1334.115501][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.115545][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.115643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850152c0 ** 7 printk messages dropped ** [ 1334.115975][ T32] r5:8538e78c r4:8538e400 ** 4 printk messages dropped ** [ 1334.116160][ T32] r4:84ca5900 ** 6 printk messages dropped ** [ 1334.120659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.121369][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.121592][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.121838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1334.122153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.122608][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.122789][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.123134][ T32] r5:8532e000 r4:829189bc [ 1334.123157][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.123383][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.123667][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1334.123920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.124112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.124525][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.124738][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.124807][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.124847][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.124884][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.124909][ T32] dd60: 900f0113 ffffffff [ 1334.124932][ T32] r5:900f0113 r4:80239bb0 [ 1334.124978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.125022][ T32] r4:82ac11e4 [ 1334.125065][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.125111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.125133][ T32] r4:e06cddc0 [ 1334.125172][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.125238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.125263][ T32] r4:00000000 [ 1334.125293][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.125365][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.125390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.125444][ T32] r5:00001000 r4:dfd83000 [ 1334.125472][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.125511][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.125550][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.125569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.125611][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.125631][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.125674][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.125696][ T32] r4:85004e00 [ 1334.125714][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.125778][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.125803][ T32] r4:00000001 [ 1334.125842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.125889][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.125938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.125975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.126001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.126028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.126050][ T32] r4:8501e100 [ 1334.126069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.126093][ T32] INFO: task kworker/1:653:4690 blocked for more than 460 seconds. [ 1334.126120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.126142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.126180][ T32] task:kworker/1:653 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.126234][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.136713][ T32] Call trace: [ 1334.136759][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.136829][ T32] r10:829189c0 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:85330000 [ 1334.136854][ T32] r4:85330000 [ 1334.136874][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.136933][ T32] r5:85330000 r4:829189bc [ 1334.136967][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.137034][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.137098][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1334.137153][ T32] r4:00000000 [ 1334.137201][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.137269][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.137340][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.137386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015ac0 [ 1334.137419][ T32] r4:00000000 [ 1334.137446][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.137495][ T32] r9:83018205 r8:85330000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1334.137517][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.137558][ T32] r5:00001000 r4:ead0b000 [ 1334.137589][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.137631][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.137670][ T32] r5:8538f38c r4:8538f000 [ 1334.137700][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.137775][ T32] r7:ddde2d40 r6:83018200 r5:8538f38c r4:84ca5b00 [ 1334.137800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.137846][ T32] r10:61c88647 r9:85330000 r8:84ca5b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.137871][ T32] r4:84ca5b00 [ 1334.137907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.138084][ T32] r10:00000000 r9:84ca5b00 r8:8027ecf4 r7:eb139e60 r6:84ca5b80 r5:85330000 [ 1334.138110][ T32] r4:00000001 [ 1334.138152][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.138191][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1334.138238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.138285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.138335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.138400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.138492][ T32] r4:850153c0 [ 1334.138952][ T32] INFO: task kworker/1:653:4690 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.138988][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.139099][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.139175][ T32] Call trace: [ 1334.139212][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.139261][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.139283][ T32] r4:00000000 [ 1334.139302][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.139339][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.139367][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.139415][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.139443][ T32] dd60: 900f0113 ffffffff [ 1334.139472][ T32] r5:900f0113 r4:80239bb0 [ 1334.139492][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.139554][ T32] r4:82ac11e4 [ 1334.139586][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.139638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.139688][ T32] r4:e06cddc0 [ 1334.139711][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.139763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.139817][ T32] r4:00000000 [ 1334.139841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.139912][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.139951][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.139999][ T32] r5:00001000 r4:dfd83000 [ 1334.140039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.140091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.140132][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.140151][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.140200][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.140221][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.140290][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.140316][ T32] r4:85004e00 [ 1334.140335][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.140401][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.140427][ T32] r4:00000001 [ 1334.140446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.140510][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.140558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.140589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.140615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.140654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.140731][ T32] r4:8501e100 [ 1334.140775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.140806][ T32] INFO: task kworker/0:126:4693 blocked for more than 460 seconds. [ 1334.140838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.140893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.140923][ T32] task:kworker/0:126 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.140967][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.141018][ T32] Call trace: [ 1334.141089][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.141143][ T32] r10:829189c0 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:85330c00 [ 1334.141217][ T32] r4:85330c00 [ 1334.141251][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.141300][ T32] r5:85330c00 r4:829189bc [ 1334.141364][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.141410][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.141474][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1334.141502][ T32] r4:00000000 [ 1334.141521][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1334.141636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca4780 ** 8 printk messages dropped ** [ 1334.141917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.142407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.142962][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.143546][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.143696][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.143718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.143756][ T32] r5:00001000 r4:dfd83000 [ 1334.143775][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.143813][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.143901][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.143929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.143993][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.144084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.144146][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.144171][ T32] r4:85004e00 [ 1334.144190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.144244][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.144292][ T32] r4:00000001 [ 1334.144314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.144359][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.144388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.144446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.144506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.144570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.144595][ T32] r4:8501e100 [ 1334.144615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.144653][ T32] INFO: task kworker/1:654:4695 blocked for more than 460 seconds. [ 1334.144683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.144736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.144764][ T32] task:kworker/1:654 state:D stack:0 pid:4695 tgid:4695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.144814][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.144851][ T32] Call trace: [ 1334.144879][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.144922][ T32] r10:829189c0 r9:eb165d84 r8:00000002 r7:60000013 r6:eb165d8c r5:85333000 [ 1334.144950][ T32] r4:85333000 [ 1334.144971][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.145032][ T32] r5:85333000 r4:829189bc [ 1334.145060][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.145099][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.145143][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1334.145164][ T32] r4:00000000 [ 1334.145203][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.145253][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.145292][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.145333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015b40 [ 1334.145354][ T32] r4:00000000 [ 1334.145399][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.145443][ T32] r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1334.145643][ T32] r5:8538f78c r4:8538f400 ** 5 printk messages dropped ** [ 1334.145882][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1334.163918][ T32] INFO: task kworker/1:654:4695 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1334.164529][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1334.164754][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.164901][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1334.165206][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.165567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.165963][ T32] r4:85333c00 ** 1 printk messages dropped ** [ 1334.166038][ T32] r5:85333c00 r4:829189bc ** 2 printk messages dropped ** [ 1334.166144][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 ** 6 printk messages dropped ** [ 1334.174871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.175342][ T32] r10:61c88647 r9:85333c00 r8:84ca5dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.175632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.180885][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1334.181388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1334.181784][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1334.182166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.182434][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.182751][ T32] r5:85332400 r4:829189bc [ 1334.182774][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.182815][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.182860][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1334.182882][ T32] r4:00000000 [ 1334.182900][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.182938][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.182983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.183025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfb5c0 [ 1334.183076][ T32] r4:00000000 [ 1334.183112][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.183155][ T32] r9:83018205 r8:85332400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1334.183176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.183246][ T32] r5:00001000 r4:eaf0d000 [ 1334.183299][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.183344][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.183384][ T32] r5:8539878c r4:85398400 [ 1334.183403][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.183446][ T32] r7:ddde2d40 r6:83018200 r5:8539878c r4:84ca5f00 [ 1334.183506][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.183556][ T32] r10:61c88647 r9:85332400 r8:84ca5f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.183597][ T32] r4:84ca5f00 [ 1334.183645][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.183699][ T32] r10:00000000 r9:84ca5f00 r8:8027ecf4 r7:eb139e60 r6:84ca5f80 r5:85332400 [ 1334.183723][ T32] r4:00000001 [ 1334.183743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.183777][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1334.183824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.183859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.183885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.183945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.183980][ T32] r4:84dfb2c0 [ 1334.184451][ T32] INFO: task kworker/1:656:4700 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.184514][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.184574][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.184614][ T32] Call trace: [ 1334.184650][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.184723][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.184755][ T32] r4:00000000 [ 1334.184795][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.184841][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.184876][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.184904][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.184931][ T32] dd60: 900f0113 ffffffff [ 1334.184961][ T32] r5:900f0113 r4:80239bb0 [ 1334.184980][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.185020][ T32] r4:82ac11e4 [ 1334.185040][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.185091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.185112][ T32] r4:e06cddc0 [ 1334.185131][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.185172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.185208][ T32] r4:00000000 [ 1334.185250][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.185295][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.185316][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.185355][ T32] r5:00001000 r4:dfd83000 [ 1334.185403][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.185490][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.185554][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.185626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.185673][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.185693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.185763][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.185788][ T32] r4:85004e00 [ 1334.185807][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.185852][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.185874][ T32] r4:00000001 [ 1334.185892][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.185924][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.185949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.185977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.186016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.186047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.186136][ T32] r4:8501e100 [ 1334.186159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.186185][ T32] INFO: task kworker/1:657:4701 blocked for more than 460 seconds. [ 1334.186211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.186297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.194846][ T32] task:kworker/1:657 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.194943][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.195004][ T32] Call trace: [ 1334.195065][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.195137][ T32] r10:829189c0 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:85334800 [ 1334.195164][ T32] r4:85334800 [ 1334.195206][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.195272][ T32] r5:85334800 r4:829189bc [ 1334.195296][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.195357][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.195469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 1334.195496][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.195579][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.195619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.195684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfb1c0 [ 1334.195712][ T32] r4:00000000 [ 1334.195731][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.195835][ T32] r9:83018205 r8:85334800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1334.195861][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.195902][ T32] r5:00001000 r4:eaef3000 [ 1334.195922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.195960][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.195998][ T32] r5:8539838c r4:85398000 [ 1334.196037][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.196084][ T32] r7:ddde2d40 r6:83018200 r5:8539838c r4:84ca5e80 [ 1334.196105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.196150][ T32] r10:61c88647 r9:85334800 r8:84ca5eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.196171][ T32] r4:84ca5e80 [ 1334.196189][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.200419][ T32] r10:00000000 r9:84ca5e80 r8:8027ecf4 r7:eb171e60 r6:85020000 r5:85334800 [ 1334.200527][ T32] r4:00000001 [ 1334.200602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.200664][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1334.200758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.200821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.200852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.200882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.200904][ T32] r4:84dfb300 [ 1334.201418][ T32] INFO: task kworker/1:657:4701 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.201472][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.201600][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.201647][ T32] Call trace: [ 1334.201709][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.201793][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.201820][ T32] r4:00000000 [ 1334.201862][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.201904][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.201954][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.202013][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.202056][ T32] dd60: 900f0113 ffffffff [ 1334.202083][ T32] r5:900f0113 r4:80239bb0 [ 1334.202103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.202166][ T32] r4:82ac11e4 [ 1334.202190][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.202242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.202285][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1334.202352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1334.202685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.203051][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.203260][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1334.203349][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.203386][ T32] Call trace: [ 1334.203414][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.203485][ T32] r10:829189c0 r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:85343c00 [ 1334.203510][ T32] r4:85343c00 [ 1334.203531][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.203571][ T32] r5:85343c00 r4:829189bc [ 1334.203590][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.203648][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.203697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1334.203730][ T32] r4:00000000 [ 1334.203751][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.203791][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.203827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.203887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfb6c0 [ 1334.203919][ T32] r4:00000000 [ 1334.203949][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.203992][ T32] r9:83018205 r8:85343c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1334.204013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.204050][ T32] r5:00001000 r4:eaf1d000 [ 1334.204069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.204105][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.204165][ T32] r5:85398b8c r4:85398800 [ 1334.204191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.204253][ T32] r7:ddde2d40 r6:83018200 r5:85398b8c r4:85020080 [ 1334.204277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.204343][ T32] r10:61c88647 r9:85343c00 r8:850200ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.204369][ T32] r4:85020080 [ 1334.204418][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.204497][ T32] r10:00000000 r9:85020080 r8:8027ecf4 r7:eb171e60 r6:845a3d80 r5:85343c00 [ 1334.204571][ T32] r4:00000001 [ 1334.204594][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.204647][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1334.204675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.204724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.204754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.204782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.204804][ T32] r4:84dfb580 [ 1334.205078][ T32] INFO: task kworker/1:658:4704 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.205110][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.205165][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.205204][ T32] Call trace: [ 1334.205232][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.205279][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.205301][ T32] r4:00000000 [ 1334.205320][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1334.205411][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.205803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.205853][ T32] r4:00000000 [ 1334.205875][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.205916][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.205937][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.205976][ T32] r5:00001000 r4:dfd83000 [ 1334.205996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.206033][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.206090][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.206134][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.206179][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.206200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.219168][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.219257][ T32] r4:85004e00 [ 1334.219282][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.219351][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.219374][ T32] r4:00000001 [ 1334.219392][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.219614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.220234][ T32] r4:85331800 ** 1 printk messages dropped ** [ 1334.220344][ T32] r5:85331800 r4:829189bc [ 1334.220385][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.220558][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.221013][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.221384][ T32] r5:8539978c r4:85399400 ** 4 printk messages dropped ** [ 1334.221645][ T32] r4:85020100 ** 5 printk messages dropped ** [ 1334.221935][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.222856][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.223474][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.223773][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1334.224304][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.224697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1334.225206][ T32] r10:829189c0 r9:eb181d84 r8:00000002 r7:60000113 r6:eb181d8c r5:85336c00 ** 2 printk messages dropped ** [ 1334.225313][ T32] r5:85336c00 r4:829189bc ** 3 printk messages dropped ** [ 1334.225565][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.225738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ad80 ** 3 printk messages dropped ** [ 1334.225866][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.225917][ T32] r5:00001000 r4:eabfd000 [ 1334.225939][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.226013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.226083][ T32] r5:852c8f8c r4:852c8c00 [ 1334.226105][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.226176][ T32] r7:dddced40 r6:83018000 r5:852c8f8c r4:845a3e00 [ 1334.226231][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.235306][ T32] r10:61c88647 r9:85336c00 r8:845a3e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.235389][ T32] r4:845a3e00 [ 1334.235414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.235489][ T32] r10:00000000 r9:845a3e00 r8:8027ecf4 r7:eafe1e60 r6:85020200 r5:85336c00 [ 1334.235513][ T32] r4:00000001 [ 1334.235532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.235568][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1334.235597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.235626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.235652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.235681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.235704][ T32] r4:84ca4880 [ 1334.236178][ T32] INFO: task kworker/0:127:4707 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.236277][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.236871][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.236931][ T32] Call trace: [ 1334.236964][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.237017][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.237040][ T32] r4:00000000 [ 1334.237059][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.237096][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.237131][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.237161][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.237184][ T32] dd60: 900f0113 ffffffff [ 1334.237207][ T32] r5:900f0113 r4:80239bb0 [ 1334.237226][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.237286][ T32] r4:82ac11e4 [ 1334.237317][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.237442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.237496][ T32] r4:e06cddc0 [ 1334.237521][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.237564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.237586][ T32] r4:00000000 [ 1334.237605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.237650][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.237680][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.237754][ T32] r5:00001000 r4:dfd83000 [ 1334.237776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.237815][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.237855][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.237874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.237916][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.237937][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.237981][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.238002][ T32] r4:85004e00 [ 1334.238021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.238063][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.238098][ T32] r4:00000001 [ 1334.238124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.238183][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.238213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.238270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.238506][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.238857][ T32] r5:85335400 r4:829189bc [ 1334.238885][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.238925][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.239292][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.239718][ T32] r10:61c88647 r9:85335400 r8:850202ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.240043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.240967][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.241148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1334.241758][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1334.241958][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1334.242274][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1334.242671][ T32] task:kworker/1:661 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.242965][ T32] r5:85336000 r4:829189bc ** 3 printk messages dropped ** [ 1334.243195][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.243359][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.243626][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.243822][ T32] r4:85020380 [ 1334.243841][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.243886][ T32] r10:00000000 r9:85020380 r8:8027ecf4 r7:eb179e60 r6:85020400 r5:85336000 [ 1334.243909][ T32] r4:00000001 [ 1334.243928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.243964][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1334.243992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.244026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.244054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.244148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.244175][ T32] r4:84dfba80 [ 1334.244448][ T32] INFO: task kworker/1:661:4712 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.244541][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.244603][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.244646][ T32] Call trace: [ 1334.244760][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.244814][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.244838][ T32] r4:00000000 [ 1334.244858][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.244898][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.244928][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.244962][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.244988][ T32] dd60: 900f0113 ffffffff [ 1334.245013][ T32] r5:900f0113 r4:80239bb0 [ 1334.245033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.245107][ T32] r4:82ac11e4 [ 1334.245160][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.245215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.245239][ T32] r4:e06cddc0 [ 1334.245297][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.245346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.245369][ T32] r4:00000000 [ 1334.245387][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.245430][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.245460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.245503][ T32] r5:00001000 r4:dfd83000 [ 1334.245524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.245583][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.245641][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.245688][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.245746][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.245769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.245815][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.245864][ T32] r4:85004e00 [ 1334.245899][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.245948][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.245972][ T32] r4:00000001 [ 1334.245990][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.246040][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.246121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.246153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.246181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.246246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.266919][ T32] r4:8501e100 [ 1334.266979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.267024][ T32] INFO: task kworker/1:662:4715 blocked for more than 460 seconds. [ 1334.267059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.267083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.267105][ T32] task:kworker/1:662 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1334.267406][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.267573][ T32] r5:8532bc00 r4:829189bc [ 1334.267593][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.267867][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1334.268167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.268639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.269398][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.269929][ T32] r4:e06cddc0 [ 1334.269953][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.269995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.270016][ T32] r4:00000000 [ 1334.270034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.270093][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.270118][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.270167][ T32] r5:00001000 r4:dfd83000 [ 1334.270190][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.270230][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.270291][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.270311][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.270353][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.270373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.270419][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.270464][ T32] r4:85004e00 [ 1334.270523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.270599][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.270625][ T32] r4:00000001 [ 1334.270643][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.270677][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.270733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.270766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.270796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.270825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.270848][ T32] r4:8501e100 [ 1334.270867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1334.271044][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.271347][ T32] r5:853a8000 r4:829189bc [ 1334.271366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.271518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.271673][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.271991][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.272326][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.272508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.273243][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1334.273570][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.273611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.273632][ T32] r4:e06cddc0 [ 1334.273678][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.273774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.273825][ T32] r4:00000000 [ 1334.273847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.273896][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.273919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.273994][ T32] r5:00001000 r4:dfd83000 [ 1334.274025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.274065][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.274128][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.274150][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.274198][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.274219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.274262][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.274283][ T32] r4:85004e00 [ 1334.274301][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.274344][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.274371][ T32] r4:00000001 [ 1334.274390][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.274424][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.274528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.274592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.274674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.274705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.274745][ T32] r4:8501e100 [ 1334.274768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.274795][ T32] INFO: task kworker/1:664:4717 blocked for more than 460 seconds. [ 1334.274821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.274851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.274872][ T32] task:kworker/1:664 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.274940][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.275042][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.275260][ T32] r5:853a8c00 r4:829189bc [ 1334.275279][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.275318][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.275362][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1334.275383][ T32] r4:00000000 [ 1334.275401][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.275448][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.275490][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.275566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015640 [ 1334.275640][ T32] r4:00000000 [ 1334.275661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.275702][ T32] r9:83018205 r8:853a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1334.275726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.275766][ T32] r5:00001000 r4:eb005000 [ 1334.275788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.275827][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.275864][ T32] r5:85399f8c r4:85399c00 [ 1334.275882][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.275922][ T32] r7:ddde2d40 r6:83018200 r5:85399f8c r4:85020680 ** 1 printk messages dropped ** [ 1334.275985][ T32] r10:61c88647 r9:853a8c00 r8:850206ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1334.290140][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.290985][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.291252][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1334.291688][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1334.291863][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.292158][ T32] task:kworker/1:665 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.292568][ T32] r5:853a9800 r4:829189bc ** 3 printk messages dropped ** [ 1334.292738][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.292929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.293278][ T32] r7:ddde2d40 r6:83018200 r5:8539ab8c r4:85020780 ** 10 printk messages dropped ** [ 1334.293637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1334.293958][ T32] INFO: task kworker/1:665:4720 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.293991][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.294045][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.294084][ T32] Call trace: [ 1334.294137][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.294194][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.294221][ T32] r4:00000000 [ 1334.294259][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.294300][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.294379][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.294414][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.294482][ T32] dd60: 900f0113 ffffffff [ 1334.294539][ T32] r5:900f0113 r4:80239bb0 [ 1334.294564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.294642][ T32] r4:82ac11e4 [ 1334.294665][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.294776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.294803][ T32] r4:e06cddc0 [ 1334.294824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.294923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.294955][ T32] r4:00000000 [ 1334.294977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.295020][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.295041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.295079][ T32] r5:00001000 r4:dfd83000 [ 1334.295099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.295136][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.295249][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.295272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.295317][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.295337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.295381][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.295403][ T32] r4:85004e00 [ 1334.295513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.295562][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.295585][ T32] r4:00000001 [ 1334.295603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.295636][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.295689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.295720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.295747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.295776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1334.295986][ T32] INFO: task kworker/1:666:4721 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.309892][ T32] r5:853aa400 r4:829189bc [ 1334.309912][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.310019][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.310190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85014140 ** 9 printk messages dropped ** [ 1334.310704][ T32] r7:ddde2d40 r6:83018200 r5:8539a78c r4:85020880 ** 7 printk messages dropped ** [ 1334.311210][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) ** 5 printk messages dropped ** [ 1334.311958][ T32] INFO: task kworker/1:666:4721 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1334.312663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1334.313240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1334.313737][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.313980][ T32] INFO: task kworker/1:667:4724 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.314714][ T32] r5:853abc00 r4:829189bc [ 1334.314737][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.315151][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.315458][ T32] r5:8539b78c r4:8539b400 ** 4 printk messages dropped ** [ 1334.315796][ T32] r4:85020980 ** 5 printk messages dropped ** [ 1334.316068][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.330505][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1334.331077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1334.331627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.332060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.332598][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.332930][ T32] r5:853ad400 r4:829189bc [ 1334.332953][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.332997][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.333117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1334.333144][ T32] r4:00000000 [ 1334.333163][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.333201][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.333237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.333276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ac80 [ 1334.333297][ T32] r4:00000000 [ 1334.333345][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.333389][ T32] r9:83018005 r8:853ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1334.333443][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.333521][ T32] r5:00001000 r4:eabd1000 [ 1334.333543][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.333582][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.333649][ T32] r5:852c8b8c r4:852c8800 [ 1334.333690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.333740][ T32] r7:dddced40 r6:83018000 r5:852c8b8c r4:845a3e80 [ 1334.333761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.333819][ T32] r10:61c88647 r9:853ad400 r8:845a3eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.333873][ T32] r4:845a3e80 [ 1334.333895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.333973][ T32] r10:00000000 r9:845a3e80 r8:8027ecf4 r7:eb181e60 r6:85020a80 r5:853ad400 [ 1334.334033][ T32] r4:00000001 [ 1334.334060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.334132][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1334.334377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.334419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.334450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.334485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.334567][ T32] r4:84ca4cc0 [ 1334.334862][ T32] INFO: task kworker/0:128:4726 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.334897][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.335014][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.335056][ T32] Call trace: [ 1334.335160][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.335267][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.335293][ T32] r4:00000000 [ 1334.335312][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.335354][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.335450][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.335589][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.335662][ T32] dd60: 900f0113 ffffffff [ 1334.335688][ T32] r5:900f0113 r4:80239bb0 [ 1334.335709][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.335783][ T32] r4:82ac11e4 [ 1334.335810][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.335853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.335874][ T32] r4:e06cddc0 [ 1334.335963][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.336009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.336031][ T32] r4:00000000 [ 1334.336049][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.336089][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.336147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.336190][ T32] r5:00001000 r4:dfd83000 [ 1334.336250][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.348431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.348613][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.348641][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.348689][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.348717][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.348766][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.348788][ T32] r4:85004e00 [ 1334.348807][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.348865][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.348920][ T32] r4:00000001 [ 1334.348946][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.349024][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.349065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.349093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.349178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.349213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.349235][ T32] r4:8501e100 [ 1334.349258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.349316][ T32] INFO: task kworker/1:668:4727 blocked for more than 460 seconds. [ 1334.349352][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.349376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.349398][ T32] task:kworker/1:668 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.349531][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.349612][ T32] Call trace: [ 1334.349677][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.349784][ T32] r10:829189c0 r9:eb1a5d84 r8:00000002 r7:60000013 r6:eb1a5d8c r5:853ab000 [ 1334.349847][ T32] r4:853ab000 [ 1334.349873][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.350018][ T32] r5:853ab000 r4:829189bc [ 1334.350043][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.350084][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.350129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1334.350150][ T32] r4:00000000 [ 1334.350168][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.350229][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.350298][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.350340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850145c0 [ 1334.350393][ T32] r4:00000000 [ 1334.350417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1334.350690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.351545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.352405][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.352705][ T32] r5:900f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.353009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1334.353318][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.353367][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.353412][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.353433][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.353493][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.353520][ T32] r4:85004e00 [ 1334.353579][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.353627][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.353649][ T32] r4:00000001 [ 1334.353667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.353741][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.353798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.353829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.353855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.353921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.353975][ T32] r4:8501e100 [ 1334.354026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.354055][ T32] INFO: task kworker/1:669:4728 blocked for more than 460 seconds. [ 1334.354086][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.354111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.354131][ T32] task:kworker/1:669 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.354174][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.354211][ T32] Call trace: [ 1334.354260][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.354345][ T32] r10:829189c0 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:853aec00 [ 1334.354371][ T32] r4:853aec00 [ 1334.354487][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.354532][ T32] r5:853aec00 r4:829189bc [ 1334.354581][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.354622][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.354668][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1334.354689][ T32] r4:00000000 [ 1334.354707][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.354748][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.354824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.354869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85014880 [ 1334.354946][ T32] r4:00000000 [ 1334.354968][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.355009][ T32] r9:83018205 r8:853aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1334.355029][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.355066][ T32] r5:00001000 r4:eb053000 [ 1334.355099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.355180][ T32] r5:8539b38c r4:8539b000 ** 7 printk messages dropped ** [ 1334.355477][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.355778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1334.373439][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1334.374253][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1334.374676][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1334.375098][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.375617][ T32] task:kworker/1:670 state:D stack:0 pid:4731 tgid:4731 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.376137][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1334.384680][ T32] r4:85020d00 ** 6 printk messages dropped ** [ 1334.384961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.385977][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1334.393073][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1334.393427][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1334.393877][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1334.394128][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.394561][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.394905][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.395145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85014e00 ** 3 printk messages dropped ** [ 1334.395275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.395322][ T32] r5:00001000 r4:eb08b000 [ 1334.395341][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.395379][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.395463][ T32] r5:8539bf8c r4:8539bc00 [ 1334.395489][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.395531][ T32] r7:ddde2d40 r6:83018200 r5:8539bf8c r4:85020e00 [ 1334.395574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.395622][ T32] r10:61c88647 r9:853b1800 r8:85020e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.395644][ T32] r4:85020e00 [ 1334.395683][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.395731][ T32] r10:00000000 r9:85020e00 r8:8027ecf4 r7:eb1ade60 r6:85020e80 r5:853b1800 [ 1334.395753][ T32] r4:00000001 [ 1334.395771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.395822][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1334.395874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.395904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.395952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.395988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.396010][ T32] r4:850149c0 [ 1334.402976][ T32] INFO: task kworker/1:671:4733 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.403077][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.403245][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.403442][ T32] Call trace: [ 1334.403591][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.403652][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.403675][ T32] r4:00000000 [ 1334.403724][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.403831][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.403866][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.403896][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.403919][ T32] dd60: 900f0113 ffffffff [ 1334.403953][ T32] r5:900f0113 r4:80239bb0 [ 1334.404029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.404076][ T32] r4:82ac11e4 [ 1334.404122][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.404167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.404190][ T32] r4:e06cddc0 [ 1334.404209][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.404346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.404416][ T32] r4:00000000 [ 1334.404444][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.404551][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.404585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.404669][ T32] r5:00001000 r4:dfd83000 [ 1334.404695][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.404734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.404802][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.404847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.404898][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.404925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.404969][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.404992][ T32] r4:85004e00 [ 1334.405011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.405054][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.405096][ T32] r4:00000001 [ 1334.405121][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.405156][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.405205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.405266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.405322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.405357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.405379][ T32] r4:8501e100 [ 1334.405402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.405462][ T32] INFO: task kworker/1:672:4735 blocked for more than 460 seconds. [ 1334.405499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.405523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.405543][ T32] task:kworker/1:672 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.405586][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.405647][ T32] Call trace: [ 1334.405690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.405760][ T32] r10:829189c0 r9:eb1b5d84 r8:00000002 r7:60000013 r6:eb1b5d8c r5:853b3000 [ 1334.405786][ T32] r4:853b3000 [ 1334.405826][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.405897][ T32] r5:853b3000 r4:829189bc [ 1334.405924][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.405985][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.406033][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1334.406056][ T32] r4:00000000 [ 1334.406074][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.406111][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.406147][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.406214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85100340 [ 1334.406257][ T32] r4:00000000 [ 1334.406331][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.414323][ T32] r9:83018205 r8:853b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1334.414373][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.414475][ T32] r5:00001000 r4:eb1c1000 [ 1334.414586][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.414646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.414738][ T32] r5:85030b8c r4:85030800 [ 1334.414796][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.414844][ T32] r7:ddde2d40 r6:83018200 r5:85030b8c r4:85020f00 [ 1334.414869][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.414916][ T32] r10:61c88647 r9:853b3000 r8:85020f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.414938][ T32] r4:85020f00 [ 1334.414957][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.415001][ T32] r10:00000000 r9:85020f00 r8:8027ecf4 r7:eb1b1e60 r6:85020f80 r5:853b3000 [ 1334.415026][ T32] r4:00000001 [ 1334.415047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.415083][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1334.415161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.415193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.415248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.415296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.415355][ T32] r4:85014d40 [ 1334.415868][ T32] INFO: task kworker/1:672:4735 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.415906][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.416003][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.416047][ T32] Call trace: [ 1334.416102][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.416154][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.416252][ T32] r4:00000000 [ 1334.421215][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.421304][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.421750][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.421859][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.421969][ T32] dd60: 900f0113 ffffffff [ 1334.422050][ T32] r5:900f0113 r4:80239bb0 [ 1334.422076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1334.422195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1334.422478][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.423067][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 11 printk messages dropped ** [ 1334.423442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.423920][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.423965][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.424305][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.424811][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.425285][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.425631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1334.438140][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1334.438742][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1334.438906][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.439101][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.439146][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.439167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.439210][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.439230][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.439273][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.439324][ T32] r4:85004e00 [ 1334.439377][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.439425][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.439448][ T32] r4:00000001 [ 1334.439474][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.439509][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.439534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.439561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.439586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.439614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.439639][ T32] r4:8501e100 [ 1334.439664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.439694][ T32] INFO: task kworker/1:674:4739 blocked for more than 460 seconds. [ 1334.439727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.439782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.439808][ T32] task:kworker/1:674 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.439863][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.439903][ T32] Call trace: [ 1334.439932][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.439978][ T32] r10:829189c0 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:853b3c00 [ 1334.440036][ T32] r4:853b3c00 [ 1334.440060][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.440157][ T32] r5:853b3c00 r4:829189bc [ 1334.440179][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.440333][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.440381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1334.440416][ T32] r4:00000000 [ 1334.440438][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.440510][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.440652][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.440697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851001c0 [ 1334.440720][ T32] r4:00000000 [ 1334.440760][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.440803][ T32] r9:83018205 r8:853b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1334.440826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.440956][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.441431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.442422][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 8 printk messages dropped ** [ 1334.442859][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1334.443007][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.443312][ T32] r5:84ff7f8c r4:84ff7c00 ** 9 printk messages dropped ** [ 1334.443735][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1334.443989][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.444544][ T32] r5:853b4800 r4:829189bc [ 1334.444595][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.444798][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.445172][ T32] r7:ddde2d40 r6:83018200 r5:8503138c r4:85102200 ** 7 printk messages dropped ** [ 1334.445427][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) ** 6 printk messages dropped ** [ 1334.445957][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1334.463181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 11 printk messages dropped ** [ 1334.463613][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1334.463990][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1334.464221][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.464439][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.464654][ T32] r4:00000000 [ 1334.464672][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.464737][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.464791][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.464835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85100400 [ 1334.464857][ T32] r4:00000000 [ 1334.464896][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.464987][ T32] r9:83018205 r8:853b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1334.465011][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.465051][ T32] r5:00001000 r4:eb1cf000 [ 1334.465112][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.465186][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.465233][ T32] r5:85030f8c r4:85030c00 [ 1334.465253][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.465295][ T32] r7:ddde2d40 r6:83018200 r5:85030f8c r4:85102300 [ 1334.465316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.465393][ T32] r10:61c88647 r9:853b5400 r8:8510232c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.465423][ T32] r4:85102300 [ 1334.465467][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.465516][ T32] r10:00000000 r9:85102300 r8:8027ecf4 r7:eb1c5e60 r6:85102380 r5:853b5400 [ 1334.465538][ T32] r4:00000001 [ 1334.465556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.465610][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1334.465639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.465686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.465721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.465759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.465781][ T32] r4:85100440 [ 1334.475282][ T32] INFO: task kworker/1:676:4743 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.475385][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.475484][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.475598][ T32] Call trace: [ 1334.475641][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.475732][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.475785][ T32] r4:00000000 [ 1334.475808][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.475870][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.475925][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.475957][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.475981][ T32] dd60: 900f0113 ffffffff [ 1334.476014][ T32] r5:900f0113 r4:80239bb0 [ 1334.476037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.476101][ T32] r4:82ac11e4 [ 1334.476125][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.476167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.476210][ T32] r4:e06cddc0 [ 1334.476253][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.476641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.476687][ T32] r4:00000000 [ 1334.476710][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.476764][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.476786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.476833][ T32] r5:00001000 r4:dfd83000 [ 1334.476857][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.476916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.476965][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.477006][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.477054][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.477096][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.477167][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.477224][ T32] r4:85004e00 [ 1334.477252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.477318][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.477344][ T32] r4:00000001 [ 1334.477364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.477401][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.477713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.477747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.477909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.477933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.477955][ T32] task:kworker/1:677 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.478028][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.478154][ T32] Call trace: [ 1334.478257][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.478317][ T32] r10:829189c0 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:853b6000 [ 1334.478396][ T32] r4:853b6000 [ 1334.478419][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.478546][ T32] r5:853b6000 r4:829189bc [ 1334.478570][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.478642][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.478691][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1334.478804][ T32] r4:00000000 [ 1334.478831][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.478924][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.478965][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.479007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85100700 [ 1334.479029][ T32] r4:00000000 [ 1334.479089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.479133][ T32] r9:83018205 r8:853b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1334.479154][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.479198][ T32] r5:00001000 r4:eb1e3000 [ 1334.479218][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.479260][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.479313][ T32] r5:8503178c r4:85031400 [ 1334.479347][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.479467][ T32] r7:ddde2d40 r6:83018200 r5:8503178c r4:85102480 [ 1334.479492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.479576][ T32] r10:61c88647 r9:853b6000 r8:851024ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.479602][ T32] r4:85102480 [ 1334.479620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.479663][ T32] r10:00000000 r9:85102480 r8:8027ecf4 r7:eb1c5e60 r6:85102500 r5:853b6000 [ 1334.479691][ T32] r4:00000001 [ 1334.479711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.479745][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1334.479775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.479805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.479830][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.479868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.479914][ T32] r4:851009c0 [ 1334.480407][ T32] INFO: task kworker/1:677:4746 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.480442][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.480566][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.480628][ T32] Call trace: [ 1334.480658][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.480707][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.480730][ T32] r4:00000000 [ 1334.480748][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.480785][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.480848][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.480904][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.480985][ T32] dd60: 900f0113 ffffffff [ 1334.481061][ T32] r5:900f0113 r4:80239bb0 [ 1334.481084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1334.481302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1334.481769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.482223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1334.482589][ T32] r10:829189c0 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:853b6c00 ** 3 printk messages dropped ** [ 1334.482722][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.482949][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.483280][ T32] r5:85031b8c r4:85031800 ** 4 printk messages dropped ** [ 1334.483449][ T32] r4:85102400 ** 6 printk messages dropped ** [ 1334.483714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.484157][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.484197][ T32] Call trace: [ 1334.484225][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.484271][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.484293][ T32] r4:00000000 [ 1334.484311][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.484348][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.484376][ T32] dd20: 7f699000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.484403][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.484426][ T32] dd60: 900f0113 ffffffff [ 1334.484501][ T32] r5:900f0113 r4:80239bb0 [ 1334.484535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.484575][ T32] r4:82ac11e4 [ 1334.484594][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.484637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.484660][ T32] r4:e06cddc0 [ 1334.484691][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.484736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.484758][ T32] r4:00000000 [ 1334.484791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.484835][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.484873][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.484916][ T32] r5:00001000 r4:dfd83000 [ 1334.484936][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.484980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.485028][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.485051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.485093][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.485113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.485157][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.485180][ T32] r4:85004e00 [ 1334.485198][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.485257][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.485283][ T32] r4:00000001 [ 1334.485301][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.485335][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.485359][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.485424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.485451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.485479][ T32] r4:8501e100 [ 1334.485497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.485532][ T32] INFO: task kworker/1:679:4749 blocked for more than 460 seconds. [ 1334.485562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.485593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.485617][ T32] task:kworker/1:679 state:D stack:0 pid:4749 tgid:4749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.485684][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.485722][ T32] Call trace: [ 1334.485750][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.485794][ T32] r10:829189c0 r9:eb1f9d84 r8:00000002 r7:60000013 r6:eb1f9d8c r5:85343000 [ 1334.485816][ T32] r4:85343000 [ 1334.485844][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.485887][ T32] r5:85343000 r4:829189bc [ 1334.485906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.485964][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.498883][ T32] r9:83018205 r8:85343000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 14 printk messages dropped ** [ 1334.499544][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) ** 14 printk messages dropped ** [ 1334.500829][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 16 printk messages dropped ** [ 1334.501863][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1334.502897][ T32] r4:8501e100 ** 9 printk messages dropped ** [ 1334.503488][ T32] r4:85341800 ** 2 printk messages dropped ** [ 1334.503577][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.503748][ T32] r4:00000000 [ 1334.503767][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.503805][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.503840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.503880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85100b40 [ 1334.503901][ T32] r4:00000000 [ 1334.503950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.504022][ T32] r9:83018205 r8:85341800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1334.504053][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.504095][ T32] r5:00001000 r4:eb201000 [ 1334.504134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.504176][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.504215][ T32] r5:8503238c r4:85032000 [ 1334.504234][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.504291][ T32] r7:ddde2d40 r6:83018200 r5:8503238c r4:85102680 [ 1334.504328][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.504399][ T32] r10:61c88647 r9:85341800 r8:851026ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.504429][ T32] r4:85102680 [ 1334.504447][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.504532][ T32] r10:00000000 r9:85102680 r8:8027ecf4 r7:eb1f9e60 r6:845a3f80 r5:85341800 [ 1334.504576][ T32] r4:00000001 [ 1334.504606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.504647][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1334.504673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.504710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.504741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.504770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.504792][ T32] r4:85100a40 [ 1334.505055][ T32] INFO: task kworker/1:680:4752 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.505108][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.505202][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.505247][ T32] Call trace: [ 1334.505277][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.505346][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.505439][ T32] r4:00000000 [ 1334.505476][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.505517][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.505565][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.505598][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.505622][ T32] dd60: 900f0113 ffffffff [ 1334.505666][ T32] r5:900f0113 r4:80239bb0 [ 1334.505689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.505729][ T32] r4:82ac11e4 [ 1334.505749][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1334.506023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.521405][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.521643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1334.522202][ T32] r5:85340c00 r4:829189bc [ 1334.522221][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.522270][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.522489][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.522894][ T32] r5:85032b8c r4:85032800 ** 6 printk messages dropped ** [ 1334.523169][ T32] r10:00000000 r9:85102700 r8:8027ecf4 r7:eb211e60 r6:85419000 r5:85340c00 ** 7 printk messages dropped ** [ 1334.523469][ T32] r4:85100b80 ** 2 printk messages dropped ** [ 1334.524073][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.524428][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1334.524678][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1334.524848][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.525155][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1334.525332][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.525631][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.525875][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.526053][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.537152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.537549][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.537734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1334.538798][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1334.539221][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1334.539343][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.539656][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1334.539845][ T32] r4:85004e00 [ 1334.539911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.539968][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.539991][ T32] r4:00000001 [ 1334.540027][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.540064][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.540089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.540117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.540144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.540171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.540193][ T32] r4:8501e100 [ 1334.540258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.540291][ T32] INFO: task kworker/1:683:4756 blocked for more than 461 seconds. [ 1334.540325][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.540383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.540412][ T32] task:kworker/1:683 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.540462][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.540552][ T32] Call trace: [ 1334.540586][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.540675][ T32] r10:829189c0 r9:eb22dd84 r8:00000002 r7:60000113 r6:eb22dd8c r5:85342400 [ 1334.540705][ T32] r4:85342400 [ 1334.540741][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.540789][ T32] r5:85342400 r4:829189bc [ 1334.540809][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.540848][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.540902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 1334.540927][ T32] r4:00000000 [ 1334.540966][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.541042][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.541096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.541140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85014f40 [ 1334.541163][ T32] r4:00000000 [ 1334.541182][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.541236][ T32] r9:83018205 r8:85342400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1334.541262][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.541302][ T32] r5:00001000 r4:eb239000 [ 1334.541321][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.541379][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.541446][ T32] r5:8503338c r4:85033000 [ 1334.541490][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.541536][ T32] r7:ddde2d40 r6:83018200 r5:8503338c r4:85102800 [ 1334.541556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.541628][ T32] r10:61c88647 r9:85342400 r8:8510282c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.541655][ T32] r4:85102800 [ 1334.541688][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.541734][ T32] r10:00000000 r9:85102800 r8:8027ecf4 r7:eb215e60 r6:85419100 r5:85342400 [ 1334.541766][ T32] r4:00000001 [ 1334.541787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.541849][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1334.541888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.541927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.542007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1334.542765][ T32] dd60: 900f0113 ffffffff ** 6 printk messages dropped ** [ 1334.542977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1334.543399][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1334.543894][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1334.544101][ T32] task:kworker/1:684 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.544378][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.544719][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.544973][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.545430][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) ** 7 printk messages dropped ** [ 1334.545952][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1334.563164][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1334.563588][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1334.563853][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1334.564092][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.564127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.564155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.564180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.564228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.564280][ T32] r4:8501e100 [ 1334.564307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.564349][ T32] INFO: task kworker/1:685:4762 blocked for more than 461 seconds. [ 1334.564468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.564527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.564556][ T32] task:kworker/1:685 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.564612][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.564666][ T32] Call trace: [ 1334.564702][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.564753][ T32] r10:829189c0 r9:eb259d84 r8:00000002 r7:60000113 r6:eb259d8c r5:85349800 [ 1334.564785][ T32] r4:85349800 [ 1334.564808][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.564850][ T32] r5:85349800 r4:829189bc [ 1334.564878][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.564924][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.564969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 [ 1334.564991][ T32] r4:00000000 [ 1334.565010][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.565064][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.565104][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.565145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b640 [ 1334.565168][ T32] r4:00000000 [ 1334.565187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.565228][ T32] r9:83018205 r8:85349800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1334.565250][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.565288][ T32] r5:00001000 r4:eb27f000 [ 1334.565324][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.565366][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.565405][ T32] r5:8502878c r4:85028400 [ 1334.565423][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.565471][ T32] r7:ddde2d40 r6:83018200 r5:8502878c r4:85102900 [ 1334.565491][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.565545][ T32] r10:61c88647 r9:85349800 r8:8510292c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.565570][ T32] r4:85102900 [ 1334.565613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.565669][ T32] r10:00000000 r9:85102900 r8:8027ecf4 r7:eb22de60 r6:85419200 r5:85349800 [ 1334.565695][ T32] r4:00000001 [ 1334.565714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.565748][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1334.565776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.565833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.565873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.565917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.565952][ T32] r4:8541b000 [ 1334.575040][ T32] INFO: task kworker/1:685:4762 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.575164][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.575249][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.575311][ T32] Call trace: [ 1334.575342][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.575440][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.575480][ T32] r4:00000000 [ 1334.575501][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.575561][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.575596][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.575637][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.575687][ T32] dd60: 900f0113 ffffffff [ 1334.575720][ T32] r5:900f0113 r4:80239bb0 [ 1334.575743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.575788][ T32] r4:82ac11e4 [ 1334.575833][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.575900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.575931][ T32] r4:e06cddc0 [ 1334.575959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1334.576024][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.580897][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1334.581224][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 7 printk messages dropped ** [ 1334.581529][ T32] r4:8501e100 [ 1334.581552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.581581][ T32] INFO: task kworker/1:686:4763 blocked for more than 461 seconds. [ 1334.581613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.581636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.581658][ T32] task:kworker/1:686 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.581712][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.581777][ T32] Call trace: [ 1334.581812][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.581863][ T32] r10:829189c0 r9:eb25dd84 r8:00000002 r7:60000113 r6:eb25dd8c r5:8534a400 [ 1334.581885][ T32] r4:8534a400 [ 1334.581903][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.581943][ T32] r5:8534a400 r4:829189bc [ 1334.581962][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.582002][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.582055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1334.582081][ T32] r4:00000000 [ 1334.582101][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.582160][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.582205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.582245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b040 [ 1334.582267][ T32] r4:00000000 [ 1334.582286][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.582347][ T32] r9:83018205 r8:8534a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1334.582373][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.582412][ T32] r5:00001000 r4:eb24b000 [ 1334.582479][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.582539][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.582598][ T32] r5:8503378c r4:85033400 [ 1334.582626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.582668][ T32] r7:ddde2d40 r6:83018200 r5:8503378c r4:85102980 [ 1334.582710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.582799][ T32] r10:61c88647 r9:8534a400 r8:851029ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.582825][ T32] r4:85102980 [ 1334.582853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.582899][ T32] r10:00000000 r9:85102980 r8:8027ecf4 r7:eb259e60 r6:85419280 r5:8534a400 [ 1334.582922][ T32] r4:00000001 [ 1334.582939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.582972][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1334.583019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.583056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.583081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.583109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.583132][ T32] r4:8541b100 [ 1334.583610][ T32] INFO: task kworker/1:686:4763 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.583645][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.583700][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.583741][ T32] Call trace: [ 1334.583790][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.583839][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.583888][ T32] r4:00000000 [ 1334.583912][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.583991][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.584083][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.584138][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.584164][ T32] dd60: 900f0113 ffffffff [ 1334.584210][ T32] r5:900f0113 r4:80239bb0 [ 1334.584236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.584307][ T32] r4:82ac11e4 [ 1334.584331][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1334.584655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.585060][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1334.585269][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.585737][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.586053][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.586092][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1334.586177][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1334.594920][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.595086][ T32] r5:00001000 r4:eb251000 ** 4 printk messages dropped ** [ 1334.595288][ T32] r7:ddde2d40 r6:83018200 r5:85033b8c r4:85102a00 [ 1334.595309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.595366][ T32] r10:61c88647 r9:85348000 r8:85102a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.595421][ T32] r4:85102a00 [ 1334.595449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.595513][ T32] r10:00000000 r9:85102a00 r8:8027ecf4 r7:eb259e60 r6:85419300 r5:85348000 [ 1334.595552][ T32] r4:00000001 [ 1334.595581][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.595641][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1334.595678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.595707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.595747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.595778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.595830][ T32] r4:8541b100 [ 1334.600432][ T32] INFO: task kworker/1:687:4765 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.600582][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.600684][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.600756][ T32] Call trace: [ 1334.600814][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.600898][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.600946][ T32] r4:00000000 [ 1334.600970][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.601019][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.601052][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.601080][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.601103][ T32] dd60: 900f0113 ffffffff [ 1334.601126][ T32] r5:900f0113 r4:80239bb0 [ 1334.601145][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.601187][ T32] r4:82ac11e4 [ 1334.601206][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.601247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.601298][ T32] r4:e06cddc0 [ 1334.601331][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.601376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.601398][ T32] r4:00000000 [ 1334.601418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.601475][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.601500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.601551][ T32] r5:00001000 r4:dfd83000 [ 1334.601574][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.601646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.601693][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.601743][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.601811][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.601848][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.601896][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.601918][ T32] r4:85004e00 [ 1334.601937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.601980][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.602001][ T32] r4:00000001 [ 1334.602020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.602133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.602381][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.602686][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.602736][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.602936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b2c0 ** 7 printk messages dropped ** [ 1334.603207][ T32] r5:85033f8c r4:85033c00 ** 7 printk messages dropped ** [ 1334.603537][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.603726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.604606][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1334.604857][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1334.605042][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.605344][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1334.605523][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1334.605742][ T32] INFO: task kworker/1:689:4768 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.606083][ T32] r10:829189c0 r9:eb275d84 r8:00000002 r7:60000113 r6:eb275d8c r5:853ac800 ** 3 printk messages dropped ** [ 1334.606228][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.615970][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.616763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.617085][ T32] r10:00000000 r9:85102b80 r8:8027ecf4 r7:eb259e60 r6:85102c00 r5:853ac800 [ 1334.617116][ T32] r4:00000001 [ 1334.617158][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.617207][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1334.617239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.617267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.617293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.617321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.617351][ T32] r4:8541b300 [ 1334.617831][ T32] INFO: task kworker/1:689:4768 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.617868][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.617935][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.617978][ T32] Call trace: [ 1334.618008][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.618057][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.618079][ T32] r4:00000000 [ 1334.618098][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.618134][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.618162][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.618190][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.618213][ T32] dd60: 900f0113 ffffffff [ 1334.618235][ T32] r5:900f0113 r4:80239bb0 [ 1334.618255][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.618295][ T32] r4:82ac11e4 [ 1334.618327][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.618374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.618397][ T32] r4:e06cddc0 [ 1334.618415][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.618464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.618488][ T32] r4:00000000 [ 1334.618506][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.618547][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.618568][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.618620][ T32] r5:00001000 r4:dfd83000 [ 1334.618643][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.618683][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.618722][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.618741][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.618794][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.618816][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.618861][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.618884][ T32] r4:85004e00 [ 1334.618937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.618985][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.619007][ T32] r4:00000001 [ 1334.619025][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.619069][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.619097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.619125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.619160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.619191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.619213][ T32] r4:8501e100 ** 1 printk messages dropped ** [ 1334.619271][ T32] INFO: task kworker/1:690:4771 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.619611][ T32] r4:853b8000 ** 2 printk messages dropped ** [ 1334.619721][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.619763][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.619900][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.620243][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.620701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.621137][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.621412][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.621715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1334.622111][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 5 printk messages dropped ** [ 1334.622295][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.622477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.622632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.622934][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.623037][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.623212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b900 ** 9 printk messages dropped ** [ 1334.623541][ T32] r7:ddde2d40 r6:83018200 r5:85028b8c r4:85102d80 ** 5 printk messages dropped ** [ 1334.623707][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.623862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.624546][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1334.624786][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1334.624956][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.625287][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.625548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.625739][ T32] task:kworker/1:692 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.626042][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1334.626181][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.626285][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.646712][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.646802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bac0 [ 1334.646827][ T32] r4:00000000 [ 1334.646847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.646897][ T32] r9:83018205 r8:853bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.646927][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.646971][ T32] r5:00001000 r4:e04e3000 [ 1334.647003][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.647047][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.647087][ T32] r5:85028f8c r4:85028c00 [ 1334.647107][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.647150][ T32] r7:ddde2d40 r6:83018200 r5:85028f8c r4:85102e80 [ 1334.647171][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.647215][ T32] r10:61c88647 r9:853bb000 r8:85102eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.647237][ T32] r4:85102e80 [ 1334.647256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.647299][ T32] r10:00000000 r9:85102e80 r8:8027ecf4 r7:eb1cde60 r6:85102f00 r5:853bb000 [ 1334.647368][ T32] r4:00000001 [ 1334.647397][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.647433][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.647472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.647501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.647549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.647582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.647604][ T32] r4:8541bb40 [ 1334.648072][ T32] INFO: task kworker/1:692:4776 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.648107][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.648174][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.648253][ T32] Call trace: [ 1334.648292][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.648374][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.648402][ T32] r4:00000000 [ 1334.648421][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.648468][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.648550][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.648605][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.648632][ T32] dd60: 900f0113 ffffffff [ 1334.648690][ T32] r5:900f0113 r4:80239bb0 [ 1334.648716][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.648758][ T32] r4:82ac11e4 [ 1334.648779][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.648819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.648842][ T32] r4:e06cddc0 [ 1334.648861][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.648903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.648924][ T32] r4:00000000 [ 1334.648943][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.648984][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.649015][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.649058][ T32] r5:00001000 r4:dfd83000 [ 1334.649077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.649134][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.649184][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.649221][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.649271][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.649292][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.649356][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.649386][ T32] r4:85004e00 [ 1334.649406][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.649458][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.649481][ T32] r4:00000001 [ 1334.649499][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.649534][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.649570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.649601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.649636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.649669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.649691][ T32] r4:8501e100 [ 1334.649712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.649741][ T32] INFO: task kworker/1:693:4778 blocked for more than 461 seconds. [ 1334.649773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.649798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.649818][ T32] task:kworker/1:693 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.649886][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.649926][ T32] Call trace: [ 1334.649954][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.649998][ T32] r10:829189c0 r9:eb295d84 r8:00000002 r7:60000013 r6:eb295d8c r5:853b9800 [ 1334.650033][ T32] r4:853b9800 [ 1334.650075][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.650124][ T32] r5:853b9800 r4:829189bc [ 1334.650144][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.650183][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.650227][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1334.650249][ T32] r4:00000000 [ 1334.650291][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.650329][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.650365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.650415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85100f40 [ 1334.650441][ T32] r4:00000000 [ 1334.650468][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.650510][ T32] r9:83018205 r8:853b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.650531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.650568][ T32] r5:00001000 r4:eaab3000 [ 1334.650597][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.650639][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.650676][ T32] r5:8502978c r4:85029400 [ 1334.650695][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.650738][ T32] r7:ddde2d40 r6:83018200 r5:8502978c r4:85102f80 [ 1334.650758][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.650801][ T32] r10:61c88647 r9:853b9800 r8:85102fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.650861][ T32] r4:85102f80 [ 1334.650890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.650953][ T32] r10:00000000 r9:85102f80 r8:8027ecf4 r7:eb1cde60 r6:85427000 r5:853b9800 [ 1334.650984][ T32] r4:00000001 [ 1334.651003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.651046][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1334.651075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.651102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.651128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.651155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.651218][ T32] r4:8541ba00 [ 1334.651517][ T32] INFO: task kworker/1:693:4778 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.651553][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.651609][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.651649][ T32] Call trace: [ 1334.651690][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.651740][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.651762][ T32] r4:00000000 [ 1334.651792][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.651851][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.651910][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.651979][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.652005][ T32] dd60: 900f0113 ffffffff [ 1334.652044][ T32] r5:900f0113 r4:80239bb0 [ 1334.652068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.652108][ T32] r4:82ac11e4 [ 1334.652128][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.652169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.652203][ T32] r4:e06cddc0 [ 1334.652237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.652281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.652303][ T32] r4:00000000 [ 1334.652322][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.652362][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.652393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.652436][ T32] r5:00001000 r4:dfd83000 [ 1334.652502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.652554][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.652592][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.652611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.652666][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.652690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.652755][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.652780][ T32] r4:85004e00 [ 1334.652823][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.652886][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.652912][ T32] r4:00000001 [ 1334.652950][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.652988][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.653014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.653042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.653076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.653125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.653154][ T32] r4:8501e100 [ 1334.653173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.653199][ T32] INFO: task kworker/1:694:4780 blocked for more than 461 seconds. [ 1334.653224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.653247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.653266][ T32] task:kworker/1:694 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.653309][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.653347][ T32] Call trace: [ 1334.653375][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.653418][ T32] r10:829189c0 r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:853bd400 [ 1334.653440][ T32] r4:853bd400 [ 1334.653466][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.653508][ T32] r5:853bd400 r4:829189bc [ 1334.653528][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.653566][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.653611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1334.653632][ T32] r4:00000000 [ 1334.653650][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.653687][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.653725][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.653764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420640 [ 1334.653786][ T32] r4:00000000 [ 1334.653819][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.653870][ T32] r9:83018205 r8:853bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1334.653894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.653932][ T32] r5:00001000 r4:eae27000 [ 1334.653970][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.654013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.654051][ T32] r5:8502ab8c r4:8502a800 [ 1334.654070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.654125][ T32] r7:ddde2d40 r6:83018200 r5:8502ab8c r4:85427080 [ 1334.654148][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.654191][ T32] r10:61c88647 r9:853bd400 r8:854270ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.654213][ T32] r4:85427080 [ 1334.654250][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.654297][ T32] r10:00000000 r9:85427080 r8:8027ecf4 r7:eb295e60 r6:85427100 r5:853bd400 [ 1334.654320][ T32] r4:00000001 [ 1334.654338][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.654371][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) ** 2 printk messages dropped ** [ 1334.654483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.654990][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1334.655337][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1334.655562][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.655968][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 10 printk messages dropped ** [ 1334.674647][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.674952][ T32] r4:8534bc00 ** 2 printk messages dropped ** [ 1334.675064][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1334.675234][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.675285][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.675326][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.675367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502280 [ 1334.675389][ T32] r4:00000000 [ 1334.675408][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.675450][ T32] r9:83018005 r8:8534bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1334.675478][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.675518][ T32] r5:00001000 r4:dfd97000 [ 1334.675538][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.675576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.675613][ T32] r5:852ca78c r4:852ca400 [ 1334.675633][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.675684][ T32] r7:dddced40 r6:83018000 r5:852ca78c r4:85419380 [ 1334.675709][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.675764][ T32] r10:61c88647 r9:8534bc00 r8:854193ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.675789][ T32] r4:85419380 [ 1334.675809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.675852][ T32] r10:00000000 r9:85419380 r8:8027ecf4 r7:eb181e60 r6:85419400 r5:8534bc00 [ 1334.675873][ T32] r4:00000001 [ 1334.675892][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.675936][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1334.675969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.676025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.676074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.676123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.676163][ T32] r4:8541ad00 [ 1334.680803][ T32] INFO: task kworker/0:129:4782 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.680891][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.680964][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.681020][ T32] Call trace: [ 1334.681052][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.681112][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.681137][ T32] r4:00000000 [ 1334.681189][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.681236][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.681266][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.681294][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.681317][ T32] dd60: 900f0113 ffffffff [ 1334.681369][ T32] r5:900f0113 r4:80239bb0 [ 1334.681401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.681456][ T32] r4:82ac11e4 [ 1334.681478][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.681522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.681544][ T32] r4:e06cddc0 [ 1334.681562][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.681622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.681648][ T32] r4:00000000 [ 1334.681667][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.681722][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.681747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.681787][ T32] r5:00001000 r4:dfd83000 [ 1334.681807][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.681845][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.682096][ T32] r4:85004e00 ** 7 printk messages dropped ** [ 1334.682358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.682632][ T32] task:kworker/0:130 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.682919][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.683049][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.683180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ab00 ** 9 printk messages dropped ** [ 1334.683556][ T32] r7:dddced40 r6:83018000 r5:852c938c r4:85419480 ** 7 printk messages dropped ** [ 1334.683841][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) ** 6 printk messages dropped ** [ 1334.684272][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.684935][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1334.685044][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.685252][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.685299][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.685319][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.685377][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.685400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.685444][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.685472][ T32] r4:85004e00 [ 1334.685514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.685574][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.685600][ T32] r4:00000001 [ 1334.685619][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.685652][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.685677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.685722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.685752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.685789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.685823][ T32] r4:8501e100 [ 1334.685844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.685869][ T32] INFO: task kworker/1:695:4785 blocked for more than 461 seconds. [ 1334.685896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.685918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.685938][ T32] task:kworker/1:695 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.686015][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.686057][ T32] Call trace: [ 1334.686096][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.686144][ T32] r10:829189c0 r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:8534c800 [ 1334.686175][ T32] r4:8534c800 [ 1334.686196][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.697039][ T32] r5:8534c800 r4:829189bc [ 1334.697080][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.697144][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.697191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1334.697256][ T32] r4:00000000 [ 1334.697294][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.697337][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.697398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.697459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420000 [ 1334.697485][ T32] r4:00000000 [ 1334.697505][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.697549][ T32] r9:83018205 r8:8534c800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.697570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.697610][ T32] r5:00001000 r4:eac21000 [ 1334.697630][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.697667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.697717][ T32] r5:85029b8c r4:85029800 [ 1334.697766][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.697814][ T32] r7:ddde2d40 r6:83018200 r5:85029b8c r4:85427180 [ 1334.697860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.697942][ T32] r10:61c88647 r9:8534c800 r8:854271ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.697967][ T32] r4:85427180 [ 1334.697986][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.698051][ T32] r10:00000000 r9:85427180 r8:8027ecf4 r7:eb29de60 r6:85419580 r5:8534c800 [ 1334.698076][ T32] r4:00000001 [ 1334.698095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.698151][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1334.698189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.698218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.698284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.698315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1334.699114][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.699635][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1334.699717][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.700003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.700385][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.700618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.700858][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.701111][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.701372][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1334.701971][ T32] r7:ddde2d40 r6:83018200 r5:85029f8c r4:85427200 [ 1334.701991][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.702035][ T32] r10:61c88647 r9:8534d400 r8:8542722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.702067][ T32] r4:85427200 [ 1334.702090][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.702135][ T32] r10:00000000 r9:85427200 r8:8027ecf4 r7:eb29de60 r6:85419600 r5:8534d400 [ 1334.702156][ T32] r4:00000001 [ 1334.702174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.702207][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1334.702233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.702259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.702285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.702312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.702333][ T32] r4:85420200 [ 1334.702582][ T32] INFO: task kworker/1:696:4788 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.702633][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.702690][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.702731][ T32] Call trace: [ 1334.702783][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.702832][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.702863][ T32] r4:00000000 [ 1334.702885][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.702923][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.702960][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.702991][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.703014][ T32] dd60: 900f0113 ffffffff [ 1334.703036][ T32] r5:900f0113 r4:80239bb0 [ 1334.703074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.703136][ T32] r4:82ac11e4 [ 1334.703179][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.703224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.703246][ T32] r4:e06cddc0 [ 1334.703294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.703344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.703367][ T32] r4:00000000 [ 1334.703393][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.703438][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.703476][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.703555][ T32] r5:00001000 r4:dfd83000 [ 1334.703598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.703642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.703680][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.703724][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.703783][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.703806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.703913][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1334.704163][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1334.704388][ T32] INFO: task kworker/0:131:4789 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.704833][ T32] r5:8534e000 r4:829189bc [ 1334.704870][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.704912][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.705005][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.705205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85226ac0 ** 7 printk messages dropped ** [ 1334.705541][ T32] r5:852c9f8c r4:852c9c00 ** 4 printk messages dropped ** [ 1334.705755][ T32] r4:85419680 ** 6 printk messages dropped ** [ 1334.705947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.722872][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.723181][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.723471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1334.723731][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1334.723877][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1334.724064][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1334.724243][ T32] INFO: task kworker/1:697:4792 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.724527][ T32] r4:8534ec00 ** 2 printk messages dropped ** [ 1334.724653][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.724760][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.724933][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.725078][ T32] r5:00001000 r4:eadf7000 ** 4 printk messages dropped ** [ 1334.725235][ T32] r7:ddde2d40 r6:83018200 r5:8502a38c r4:85427280 ** 5 printk messages dropped ** [ 1334.725413][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.725622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1334.733651][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.733900][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1334.734224][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1334.734560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.734884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.735146][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.735284][ T32] r4:85348c00 [ 1334.735303][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.735342][ T32] r5:85348c00 r4:829189bc [ 1334.735362][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.735404][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.735450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1334.735478][ T32] r4:00000000 [ 1334.735515][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.735556][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.735612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.735657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854205c0 [ 1334.735680][ T32] r4:00000000 [ 1334.735698][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.735738][ T32] r9:83018205 r8:85348c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1334.735777][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.735824][ T32] r5:00001000 r4:eae13000 [ 1334.735843][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.735892][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.735941][ T32] r5:8502a78c r4:8502a400 [ 1334.735963][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.736005][ T32] r7:ddde2d40 r6:83018200 r5:8502a78c r4:85427300 [ 1334.736024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.736068][ T32] r10:61c88647 r9:85348c00 r8:8542732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.736109][ T32] r4:85427300 [ 1334.736131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.736184][ T32] r10:00000000 r9:85427300 r8:8027ecf4 r7:eb29de60 r6:85419800 r5:85348c00 [ 1334.736209][ T32] r4:00000001 [ 1334.736272][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.743804][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1334.743854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.743885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.743911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.743941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.743964][ T32] r4:85420200 [ 1334.744444][ T32] INFO: task kworker/1:698:4793 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.744516][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.744586][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.744641][ T32] Call trace: [ 1334.744696][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.744758][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.744780][ T32] r4:00000000 [ 1334.744800][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.744838][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.744876][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.744907][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.744931][ T32] dd60: 900f0113 ffffffff [ 1334.744955][ T32] r5:900f0113 r4:80239bb0 [ 1334.744975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.745025][ T32] r4:82ac11e4 [ 1334.745048][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.745090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.745111][ T32] r4:e06cddc0 [ 1334.745130][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.745188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.745214][ T32] r4:00000000 [ 1334.745234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.745277][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.745298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.745347][ T32] r5:00001000 r4:dfd83000 [ 1334.745370][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.745410][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.745448][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.745473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.745516][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.745546][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.745595][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.745617][ T32] r4:85004e00 [ 1334.745646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.745694][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.745717][ T32] r4:00000001 [ 1334.745735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.745769][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.745794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.745830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.745859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.745895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.745920][ T32] r4:8501e100 [ 1334.745952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.745983][ T32] INFO: task kworker/1:699:4796 blocked for more than 461 seconds. [ 1334.746014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.746037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.746057][ T32] task:kworker/1:699 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.746138][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.746180][ T32] Call trace: [ 1334.746218][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.750586][ T32] r10:829189c0 r9:eb2b9d84 r8:00000002 r7:60000113 r6:eb2b9d8c r5:85345400 [ 1334.750726][ T32] r4:85345400 [ 1334.750757][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.750825][ T32] r5:85345400 r4:829189bc [ 1334.750849][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.750891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.750956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 1334.751013][ T32] r4:00000000 [ 1334.751042][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.751082][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.751142][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.751193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420740 [ 1334.751215][ T32] r4:00000000 [ 1334.751234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.751276][ T32] r9:83018205 r8:85345400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.751297][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.751338][ T32] r5:00001000 r4:eae3d000 [ 1334.751380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.751423][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.751479][ T32] r5:8502af8c r4:8502ac00 [ 1334.751507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.751551][ T32] r7:ddde2d40 r6:83018200 r5:8502af8c r4:85427380 [ 1334.751572][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.751615][ T32] r10:61c88647 r9:85345400 r8:854273ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.751637][ T32] r4:85427380 [ 1334.751678][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.751726][ T32] r10:00000000 r9:85427380 r8:8027ecf4 r7:eb29de60 r6:85419880 r5:85345400 [ 1334.751778][ T32] r4:00000001 [ 1334.751812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.751855][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1334.751884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.751921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.751951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.751996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.752041][ T32] r4:85420700 [ 1334.752536][ T32] INFO: task kworker/1:699:4796 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.752584][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.752650][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.752708][ T32] Call trace: [ 1334.752770][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.752823][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.752846][ T32] r4:00000000 [ 1334.752865][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.752902][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.752930][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.752967][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.753015][ T32] dd60: 900f0113 ffffffff [ 1334.753052][ T32] r5:900f0113 r4:80239bb0 [ 1334.753075][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.753135][ T32] r4:82ac11e4 [ 1334.753164][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.753215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.753240][ T32] r4:e06cddc0 [ 1334.753259][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1334.753356][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1334.753683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.753928][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.754160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.754480][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.754519][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.754574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1334.754619][ T32] r4:00000000 [ 1334.754641][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.754679][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.754715][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.754769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854208c0 [ 1334.754812][ T32] r4:00000000 [ 1334.754835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.754876][ T32] r9:83018205 r8:84cc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1334.754898][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.754935][ T32] r5:00001000 r4:eae53000 [ 1334.754954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.754990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.755027][ T32] r5:8502b38c r4:8502b000 [ 1334.755046][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.755087][ T32] r7:ddde2d40 r6:83018200 r5:8502b38c r4:85427480 [ 1334.755107][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.755150][ T32] r10:61c88647 r9:84cc0c00 r8:854274ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.755171][ T32] r4:85427480 [ 1334.755189][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.755231][ T32] r10:00000000 r9:85427480 r8:8027ecf4 r7:eb2b9e60 r6:85419900 r5:84cc0c00 [ 1334.755252][ T32] r4:00000001 [ 1334.755270][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.755303][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1334.755327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.755354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.755380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.755408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.755429][ T32] r4:85420b40 [ 1334.755675][ T32] INFO: task kworker/1:700:4799 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.755709][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.755780][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.755824][ T32] Call trace: [ 1334.755853][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.755899][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.755921][ T32] r4:00000000 [ 1334.755956][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.756031][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.756084][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.756131][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.756172][ T32] dd60: 900f0113 ffffffff [ 1334.756247][ T32] r5:900f0113 r4:80239bb0 [ 1334.768242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.768349][ T32] r4:82ac11e4 [ 1334.768371][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.768415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.768438][ T32] r4:e06cddc0 [ 1334.768464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.768542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.768564][ T32] r4:00000000 [ 1334.768623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.768674][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.768716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.768761][ T32] r5:00001000 r4:dfd83000 [ 1334.768781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.768820][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.768863][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.768949][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.768996][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.769017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.769090][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.769119][ T32] r4:85004e00 [ 1334.769146][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.769210][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.769240][ T32] r4:00000001 [ 1334.769260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.769295][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.769325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.769353][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.769378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.769406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1334.769598][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.770033][ T32] r5:84cc1800 r4:829189bc [ 1334.770055][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1334.770196][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1334.770562][ T32] r5:00001000 r4:eae6b000 ** 5 printk messages dropped ** [ 1334.770798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.771095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.771772][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.772110][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.772457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1334.772891][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 5 printk messages dropped ** [ 1334.773120][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.773292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.773586][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.773889][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.774009][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 ** 5 printk messages dropped ** [ 1334.774295][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.774576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.774720][ T32] r7:ddde2d40 r6:83018200 r5:853e578c r4:85427500 [ 1334.774740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.774783][ T32] r10:61c88647 r9:84cc3000 r8:8542752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.774804][ T32] r4:85427500 [ 1334.774843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.774893][ T32] r10:00000000 r9:85427500 r8:8027ecf4 r7:eb2c9e60 r6:85419a00 r5:84cc3000 [ 1334.774915][ T32] r4:00000001 [ 1334.774945][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.774983][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1334.775009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.775035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.775074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.775104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.775126][ T32] r4:854209c0 [ 1334.775375][ T32] INFO: task kworker/1:702:4802 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.775430][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.775517][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.775577][ T32] Call trace: [ 1334.775610][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.775713][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.775739][ T32] r4:00000000 [ 1334.775758][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.775795][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.775824][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.775864][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.775912][ T32] dd60: 900f0113 ffffffff [ 1334.775948][ T32] r5:900f0113 r4:80239bb0 [ 1334.775971][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.776011][ T32] r4:82ac11e4 [ 1334.776031][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.776113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.776144][ T32] r4:e06cddc0 [ 1334.776163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.776216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.776240][ T32] r4:00000000 [ 1334.776327][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.791267][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.791314][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.791403][ T32] r5:00001000 r4:dfd83000 [ 1334.791434][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.791492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.791547][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.791571][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.791616][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.791637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.791681][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.791702][ T32] r4:85004e00 [ 1334.791721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.791828][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.791857][ T32] r4:00000001 [ 1334.791877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.791950][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.791983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.792020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.792050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.792089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.792130][ T32] r4:8501e100 [ 1334.792179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.792239][ T32] INFO: task kworker/1:703:4803 blocked for more than 461 seconds. [ 1334.792300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.792332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.792381][ T32] task:kworker/1:703 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.792441][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.792572][ T32] Call trace: [ 1334.792610][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.792665][ T32] r10:829189c0 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:84cc0000 [ 1334.792689][ T32] r4:84cc0000 [ 1334.792737][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.792785][ T32] r5:84cc0000 r4:829189bc [ 1334.792806][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.792845][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.792889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1334.792911][ T32] r4:00000000 [ 1334.792957][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.793002][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.793041][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.793082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420b80 [ 1334.793103][ T32] r4:00000000 [ 1334.793123][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.793167][ T32] r9:83018205 r8:84cc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1334.793193][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.793232][ T32] r5:00001000 r4:eae7b000 [ 1334.793254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.793293][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.793334][ T32] r5:8502bb8c r4:8502b800 [ 1334.793427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.793546][ T32] r10:61c88647 r9:84cc0000 r8:854275ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.793827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1334.794619][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.794752][ T32] dd60: 900f0113 ffffffff ** 6 printk messages dropped ** [ 1334.795041][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.795377][ T32] r5:84ff7f8c r4:84ff7c00 ** 1 printk messages dropped ** [ 1334.795476][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.795499][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.795579][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.795604][ T32] r4:85004e00 [ 1334.795642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.795691][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.795736][ T32] r4:00000001 [ 1334.795759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.795802][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.795834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.795862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.795911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.795947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.795969][ T32] r4:8501e100 [ 1334.795987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.796032][ T32] INFO: task kworker/1:704:4805 blocked for more than 461 seconds. [ 1334.796087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.796113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.796134][ T32] task:kworker/1:704 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.796178][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.796285][ T32] Call trace: [ 1334.802350][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.802439][ T32] r10:829189c0 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:84cc2400 [ 1334.802471][ T32] r4:84cc2400 [ 1334.802501][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.802567][ T32] r5:84cc2400 r4:829189bc [ 1334.802626][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.802670][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.802716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1334.802738][ T32] r4:00000000 [ 1334.802777][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.802824][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.802886][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.802956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420c40 [ 1334.802996][ T32] r4:00000000 [ 1334.803027][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.803083][ T32] r9:83018205 r8:84cc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1334.803108][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.803242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.803309][ T32] r5:8502bf8c r4:8502bc00 [ 1334.803338][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.803406][ T32] r7:ddde2d40 r6:83018200 r5:8502bf8c r4:85427600 [ 1334.803435][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.803520][ T32] r10:61c88647 r9:84cc2400 r8:8542762c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.803551][ T32] r4:85427600 [ 1334.803570][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.803615][ T32] r10:00000000 r9:85427600 r8:8027ecf4 r7:eb2d5e60 r6:85419b00 r5:84cc2400 [ 1334.803646][ T32] r4:00000001 [ 1334.803670][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.803730][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1334.803762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.803792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.803838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.803882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.803927][ T32] r4:85420a80 [ 1334.804403][ T32] INFO: task kworker/1:704:4805 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.804439][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.804570][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.804618][ T32] Call trace: [ 1334.804647][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.804695][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 4 printk messages dropped ** [ 1334.804885][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1334.805179][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.805486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.805909][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1334.806194][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1334.814884][ T32] r10:829189c0 r9:eb2e9d84 r8:00000002 r7:60000113 r6:eb2e9d8c r5:84cc3c00 ** 3 printk messages dropped ** [ 1334.815030][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.815161][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.815324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420e40 ** 9 printk messages dropped ** [ 1334.815682][ T32] r7:ddde2d40 r6:83018200 r5:853e438c r4:85427680 ** 5 printk messages dropped ** [ 1334.815944][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.816235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1334.821726][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.821941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1334.822256][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1334.822500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.822834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.822991][ T32] INFO: task kworker/1:706:4810 blocked for more than 461 seconds. [ 1334.823031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.823055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.823076][ T32] task:kworker/1:706 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.823151][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.823205][ T32] Call trace: [ 1334.823247][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.823325][ T32] r10:829189c0 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:84cc4800 [ 1334.823351][ T32] r4:84cc4800 [ 1334.823395][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.823439][ T32] r5:84cc4800 r4:829189bc [ 1334.823462][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.823502][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.823566][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1334.823616][ T32] r4:00000000 [ 1334.823642][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.823682][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.823718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.823759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420f40 [ 1334.823801][ T32] r4:00000000 [ 1334.823828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.823870][ T32] r9:83018205 r8:84cc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1334.823909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.823951][ T32] r5:00001000 r4:eaec9000 [ 1334.823981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.824022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.824080][ T32] r5:853e478c r4:853e4400 [ 1334.824123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.824190][ T32] r7:ddde2d40 r6:83018200 r5:853e478c r4:85427700 [ 1334.824264][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.824312][ T32] r10:61c88647 r9:84cc4800 r8:8542772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.824354][ T32] r4:85427700 [ 1334.824383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.824493][ T32] r10:00000000 r9:85427700 r8:8027ecf4 r7:eb2d5e60 r6:85419c00 r5:84cc4800 [ 1334.824529][ T32] r4:00000001 [ 1334.824549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.824583][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1334.824618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.824657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.824697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.824728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.824752][ T32] r4:85420d80 [ 1334.824994][ T32] INFO: task kworker/1:706:4810 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.825036][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.825117][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.825183][ T32] Call trace: [ 1334.825237][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.825285][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.825307][ T32] r4:00000000 [ 1334.825344][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.825394][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.825445][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.825495][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.825521][ T32] dd60: 900f0113 ffffffff [ 1334.825544][ T32] r5:900f0113 r4:80239bb0 [ 1334.825583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.825646][ T32] r4:82ac11e4 [ 1334.825669][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.825732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.825757][ T32] r4:e06cddc0 [ 1334.825782][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.825824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.825855][ T32] r4:00000000 [ 1334.825876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.825918][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.825939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.825977][ T32] r5:00001000 r4:dfd83000 [ 1334.825996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.826034][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.826072][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.826112][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.826163][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.826183][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.826226][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.826292][ T32] r4:85004e00 [ 1334.836719][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.836812][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.836838][ T32] r4:00000001 [ 1334.836858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.836895][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.836937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.836997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.837028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.837081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.837118][ T32] r4:8501e100 [ 1334.837145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.837212][ T32] INFO: task kworker/1:707:4811 blocked for more than 461 seconds. [ 1334.837251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.837297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.837350][ T32] task:kworker/1:707 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.837432][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.837513][ T32] Call trace: [ 1334.837569][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.837622][ T32] r10:829189c0 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:853bc800 [ 1334.837666][ T32] r4:853bc800 [ 1334.837703][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.837768][ T32] r5:853bc800 r4:829189bc [ 1334.837792][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.837832][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.837900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1334.837926][ T32] r4:00000000 [ 1334.837945][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.837984][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.838044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.838106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541be40 [ 1334.838148][ T32] r4:00000000 [ 1334.838170][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.838214][ T32] r9:83018205 r8:853bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1334.838235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.838275][ T32] r5:00001000 r4:eaed9000 [ 1334.838299][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.838340][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.838377][ T32] r5:853e4b8c r4:853e4800 [ 1334.838396][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.838436][ T32] r7:ddde2d40 r6:83018200 r5:853e4b8c r4:85427780 [ 1334.838477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.838538][ T32] r10:61c88647 r9:853bc800 r8:854277ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.838563][ T32] r4:85427780 [ 1334.838600][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.838655][ T32] r10:00000000 r9:85427780 r8:8027ecf4 r7:eb2d5e60 r6:85427800 r5:853bc800 [ 1334.838689][ T32] r4:00000001 [ 1334.838734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.838774][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1334.838800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.838851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.838885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.838913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.838972][ T32] r4:8541bec0 [ 1334.839445][ T32] INFO: task kworker/1:707:4811 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.839484][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.839573][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.839617][ T32] Call trace: [ 1334.839646][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.839715][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.839771][ T32] r4:00000000 [ 1334.839818][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.839871][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.839903][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.839930][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.839953][ T32] dd60: 900f0113 ffffffff [ 1334.839975][ T32] r5:900f0113 r4:80239bb0 [ 1334.839994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1334.840114][ T32] r4:e06cddc0 ** 3 printk messages dropped ** [ 1334.840281][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1334.840743][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.841109][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.841538][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.841800][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.841843][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.841888][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1334.841910][ T32] r4:00000000 [ 1334.841948][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.841989][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.842025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.842065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85431040 [ 1334.842086][ T32] r4:00000000 [ 1334.842104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.842143][ T32] r9:83018205 r8:853ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1334.842163][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.842210][ T32] r5:00001000 r4:eb101000 [ 1334.842232][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.842271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.842310][ T32] r5:853e4f8c r4:853e4c00 [ 1334.842328][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.842378][ T32] r7:ddde2d40 r6:83018200 r5:853e4f8c r4:85427880 [ 1334.842409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.842461][ T32] r10:61c88647 r9:853ba400 r8:854278ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.842485][ T32] r4:85427880 [ 1334.842504][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.842562][ T32] r10:00000000 r9:85427880 r8:8027ecf4 r7:eb2d5e60 r6:85427900 r5:853ba400 [ 1334.842602][ T32] r4:00000001 [ 1334.842623][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.842658][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1334.842682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.842719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.842747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.842800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.842828][ T32] r4:85431280 [ 1334.843049][ T32] INFO: task kworker/1:708:4814 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.843080][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.843154][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.843193][ T32] Call trace: [ 1334.843221][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.843267][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.843289][ T32] r4:00000000 [ 1334.843307][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.843342][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.843370][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.843397][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.843420][ T32] dd60: 900f0113 ffffffff [ 1334.843442][ T32] r5:900f0113 r4:80239bb0 [ 1334.843468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.843507][ T32] r4:82ac11e4 [ 1334.843563][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.843609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.843651][ T32] r4:e06cddc0 [ 1334.843695][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.843760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.843784][ T32] r4:00000000 [ 1334.843812][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.843855][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.843897][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.843968][ T32] r5:00001000 r4:dfd83000 [ 1334.843992][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.844031][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.844069][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.844094][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.844138][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.844158][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.844202][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.844223][ T32] r4:85004e00 [ 1334.844241][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.844284][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.844305][ T32] r4:00000001 [ 1334.844324][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.844357][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.844403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.844439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.844469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.844526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.844547][ T32] r4:8501e100 [ 1334.844566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.844591][ T32] INFO: task kworker/1:709:4816 blocked for more than 461 seconds. [ 1334.844627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.844653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.844681][ T32] task:kworker/1:709 state:D stack:0 pid:4816 tgid:4816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.844728][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.844789][ T32] Call trace: [ 1334.844842][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.844886][ T32] r10:829189c0 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:853bec00 [ 1334.844908][ T32] r4:853bec00 [ 1334.844935][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1334.844996][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.845098][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.845240][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.845712][ T32] r7:ddde2d40 r6:83018200 r5:853e538c r4:85427980 ** 7 printk messages dropped ** [ 1334.846025][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) ** 6 printk messages dropped ** [ 1334.864335][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.865029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1334.865348][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1334.865548][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.865913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.871793][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.872008][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.872131][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.872288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85431540 ** 7 printk messages dropped ** [ 1334.872722][ T32] r5:853e5b8c r4:853e5800 ** 2 printk messages dropped ** [ 1334.872813][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.872856][ T32] r10:61c88647 r9:85450000 r8:85427aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.872891][ T32] r4:85427a80 [ 1334.872913][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.872978][ T32] r10:00000000 r9:85427a80 r8:8027ecf4 r7:eb2d5e60 r6:85427b00 r5:85450000 [ 1334.873009][ T32] r4:00000001 [ 1334.873038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.873076][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1334.873105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.873142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.873171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.873199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.873229][ T32] r4:85431340 [ 1334.873715][ T32] INFO: task kworker/1:710:4819 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.873755][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.873880][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.873951][ T32] Call trace: [ 1334.874003][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.874056][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.874079][ T32] r4:00000000 [ 1334.874097][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.874134][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.874162][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.874190][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.874213][ T32] dd60: 900f0113 ffffffff [ 1334.874245][ T32] r5:900f0113 r4:80239bb0 [ 1334.874268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.874338][ T32] r4:82ac11e4 [ 1334.874367][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.874415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.874438][ T32] r4:e06cddc0 [ 1334.874462][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.874504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.874546][ T32] r4:00000000 [ 1334.874569][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.874611][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.874645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.874688][ T32] r5:00001000 r4:dfd83000 [ 1334.874708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.874747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.874785][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.874804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.874860][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.874883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.874927][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.874969][ T32] r4:85004e00 [ 1334.875000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.875070][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.875122][ T32] r4:00000001 [ 1334.875149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.875183][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.875208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.875246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.875275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.875304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.875334][ T32] r4:8501e100 [ 1334.875357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1334.875666][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.875938][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.876009][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.876168][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.887044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854317c0 ** 7 printk messages dropped ** [ 1334.887360][ T32] r5:853e5f8c r4:853e5c00 ** 4 printk messages dropped ** [ 1334.887544][ T32] r4:85427b80 ** 4 printk messages dropped ** [ 1334.887731][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) ** 6 printk messages dropped ** [ 1334.888413][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.889112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1334.889429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.889724][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.890078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1334.890233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.890254][ T32] task:kworker/1:712 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.890323][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.890361][ T32] Call trace: [ 1334.890428][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.890480][ T32] r10:829189c0 r9:eb321d84 r8:00000002 r7:60000113 r6:eb321d8c r5:85452400 [ 1334.890502][ T32] r4:85452400 [ 1334.890521][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.890560][ T32] r5:85452400 r4:829189bc [ 1334.890579][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.890638][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.890687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1334.890736][ T32] r4:00000000 [ 1334.890761][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.890820][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.890861][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.890901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85431bc0 [ 1334.890923][ T32] r4:00000000 [ 1334.890955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.891006][ T32] r9:83018205 r8:85452400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1334.891030][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.891068][ T32] r5:00001000 r4:eb331000 [ 1334.891100][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.891159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.891200][ T32] r5:853e678c r4:853e6400 [ 1334.891239][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.891321][ T32] r7:ddde2d40 r6:83018200 r5:853e678c r4:85427c80 [ 1334.891346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.891390][ T32] r10:61c88647 r9:85452400 r8:85427cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.891438][ T32] r4:85427c80 [ 1334.891469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.891514][ T32] r10:00000000 r9:85427c80 r8:8027ecf4 r7:eb319e60 r6:85427d00 r5:85452400 [ 1334.891545][ T32] r4:00000001 [ 1334.891567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.891601][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1334.891657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.891701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.891730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.891778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.891819][ T32] r4:85431780 [ 1334.892052][ T32] INFO: task kworker/1:712:4822 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.892084][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.892167][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.892257][ T32] Call trace: [ 1334.892294][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.892341][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.892364][ T32] r4:00000000 [ 1334.892424][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.892501][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.892671][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.892762][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.892830][ T32] dd60: 900f0113 ffffffff [ 1334.892885][ T32] r5:900f0113 r4:80239bb0 [ 1334.892944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.893027][ T32] r4:82ac11e4 [ 1334.893057][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.893099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.893127][ T32] r4:e06cddc0 [ 1334.893158][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.893208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.893260][ T32] r4:00000000 [ 1334.893282][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.893324][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.893345][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.893561][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1334.893849][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 4 printk messages dropped ** [ 1334.894001][ T32] r4:8501e100 ** 3 printk messages dropped ** [ 1334.894104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.894493][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.894531][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.894771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854319c0 ** 7 printk messages dropped ** [ 1334.895065][ T32] r5:853e638c r4:853e6000 ** 3 printk messages dropped ** [ 1334.895221][ T32] r10:61c88647 r9:85453c00 r8:85427dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1334.895522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.896048][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1334.913398][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1334.913578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1334.913872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.914226][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.914404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.914727][ T32] task:kworker/1:714 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.915092][ T32] r5:84cc5400 r4:829189bc ** 1 printk messages dropped ** [ 1334.915235][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.915670][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1334.915945][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.916187][ T32] r10:00000000 r9:85427e80 r8:8027ecf4 r7:eb321e60 r6:85419c80 r5:84cc5400 [ 1334.916212][ T32] r4:00000001 [ 1334.916278][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.924775][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1334.924834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.924865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.924913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.924975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.925001][ T32] r4:85431b80 [ 1334.925477][ T32] INFO: task kworker/1:714:4825 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.925513][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.925619][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.925715][ T32] Call trace: [ 1334.925790][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.925848][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.925872][ T32] r4:00000000 [ 1334.925914][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.925961][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.925991][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.926018][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.926040][ T32] dd60: 900f0113 ffffffff [ 1334.926063][ T32] r5:900f0113 r4:80239bb0 [ 1334.926082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.926145][ T32] r4:82ac11e4 [ 1334.926173][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.926217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.926239][ T32] r4:e06cddc0 [ 1334.926257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.930710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.930801][ T32] r4:00000000 [ 1334.930862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.930926][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.930973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.931019][ T32] r5:00001000 r4:dfd83000 [ 1334.931070][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.931119][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.931158][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.931178][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.931220][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.931241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.931294][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.931320][ T32] r4:85004e00 [ 1334.931339][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.931384][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.931415][ T32] r4:00000001 [ 1334.931460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.931522][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.931555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.931583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.931609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.931659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.931684][ T32] r4:8501e100 [ 1334.931708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.931736][ T32] INFO: task kworker/1:715:4828 blocked for more than 461 seconds. [ 1334.931777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.931803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.931825][ T32] task:kworker/1:715 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.931879][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.931920][ T32] Call trace: [ 1334.931994][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.932088][ T32] r10:829189c0 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:84cc6000 [ 1334.932163][ T32] r4:84cc6000 [ 1334.932192][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.932239][ T32] r5:84cc6000 r4:829189bc [ 1334.932263][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.932304][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.932369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1334.932399][ T32] r4:00000000 [ 1334.932427][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.932473][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.932563][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.932641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85431c80 [ 1334.932666][ T32] r4:00000000 [ 1334.932709][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.932753][ T32] r9:83018205 r8:84cc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1334.932773][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.932813][ T32] r5:00001000 r4:eb33f000 [ 1334.932832][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.932894][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.932939][ T32] r5:853e6b8c r4:853e6800 [ 1334.932958][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.932998][ T32] r7:ddde2d40 r6:83018200 r5:853e6b8c r4:85427f00 [ 1334.933018][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.933061][ T32] r10:61c88647 r9:84cc6000 r8:85427f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1334.933324][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.934163][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.934504][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.934804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1334.935055][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.935445][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.935591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.935890][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.936120][ T32] r5:85346000 r4:829189bc [ 1334.936139][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.946876][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.946941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.946987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a0c0 [ 1334.947028][ T32] r4:00000000 [ 1334.947072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.947143][ T32] r9:83018205 r8:85346000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1334.947181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.947228][ T32] r5:00001000 r4:eb357000 [ 1334.947268][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.947312][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.947351][ T32] r5:853e738c r4:853e7000 [ 1334.947384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.947451][ T32] r7:ddde2d40 r6:83018200 r5:853e738c r4:85427f80 [ 1334.947503][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.947558][ T32] r10:61c88647 r9:85346000 r8:85427fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.947581][ T32] r4:85427f80 [ 1334.947599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.947643][ T32] r10:00000000 r9:85427f80 r8:8027ecf4 r7:eb33de60 r6:85419d80 r5:85346000 [ 1334.947664][ T32] r4:00000001 [ 1334.947683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.947728][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1334.947782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.947838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.947869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.947897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.947918][ T32] r4:8541a100 [ 1334.948402][ T32] INFO: task kworker/1:716:4830 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.948440][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.948545][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.948592][ T32] Call trace: [ 1334.948650][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.948722][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.948748][ T32] r4:00000000 [ 1334.948770][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.948812][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.948840][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.948871][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.948909][ T32] dd60: 900f0113 ffffffff [ 1334.948936][ T32] r5:900f0113 r4:80239bb0 [ 1334.948956][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.949016][ T32] r4:82ac11e4 [ 1334.949040][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.949082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.949105][ T32] r4:e06cddc0 [ 1334.949124][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.949165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.949186][ T32] r4:00000000 [ 1334.949205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.949245][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.949325][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.949379][ T32] r5:00001000 r4:dfd83000 [ 1334.949401][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.949466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.949521][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.949543][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.949585][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.949605][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.949648][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.949691][ T32] r4:85004e00 [ 1334.949717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.949763][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1334.949786][ T32] r4:00000001 [ 1334.949819][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.949861][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.949887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.949914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.949961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.949993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.950016][ T32] r4:8501e100 [ 1334.950057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.950293][ T32] INFO: task kworker/1:717:4832 blocked for more than 461 seconds. ** 2 printk messages dropped ** [ 1334.950478][ T32] task:kworker/1:717 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.950853][ T32] r5:841b0c00 r4:829189bc [ 1334.950883][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.951060][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.951283][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.951629][ T32] r7:ddde2d40 r6:83018200 r5:853e778c r4:85438000 ** 8 printk messages dropped ** [ 1334.951933][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.952430][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.952827][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1334.953066][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.953296][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1334.953738][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.953955][ T32] r4:00000001 [ 1334.954002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.954040][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1334.954103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.954141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.954167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.954194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.954238][ T32] r4:8501e100 [ 1334.954260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.954285][ T32] INFO: task kworker/1:718:4835 blocked for more than 461 seconds. [ 1334.954311][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.954333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.954352][ T32] task:kworker/1:718 state:D stack:0 pid:4835 tgid:4835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.954395][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.954432][ T32] Call trace: [ 1334.954494][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.954540][ T32] r10:829189c0 r9:eb399d84 r8:00000002 r7:60000113 r6:eb399d8c r5:841b0000 [ 1334.954562][ T32] r4:841b0000 [ 1334.954580][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.954619][ T32] r5:841b0000 r4:829189bc [ 1334.954638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.954721][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.954795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1334.954825][ T32] r4:00000000 [ 1334.954843][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.954881][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.954940][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.954985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f380 [ 1334.955022][ T32] r4:00000000 [ 1334.955065][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.955121][ T32] r9:83018205 r8:841b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1334.955161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.955202][ T32] r5:00001000 r4:eb379000 [ 1334.955221][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.955266][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.955308][ T32] r5:853e7f8c r4:853e7c00 [ 1334.955340][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.955393][ T32] r7:ddde2d40 r6:83018200 r5:853e7f8c r4:85438080 [ 1334.955415][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.955496][ T32] r10:61c88647 r9:841b0000 r8:854380ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.955561][ T32] r4:85438080 [ 1334.955588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.955632][ T32] r10:00000000 r9:85438080 r8:8027ecf4 r7:eb38de60 r6:85419e80 r5:841b0000 [ 1334.955654][ T32] r4:00000001 [ 1334.955672][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.955733][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1334.955762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.955811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.955840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.955868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.955889][ T32] r4:8542f2c0 [ 1334.956125][ T32] INFO: task kworker/1:718:4835 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.956158][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1334.973301][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.973646][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.973900][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.973998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.974408][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1334.974672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.975020][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.975288][ T32] r5:841b3000 r4:829189bc [ 1334.975348][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.975648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1334.976086][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.985251][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.986127][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1334.991229][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1334.991382][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1334.991787][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1334.992221][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1334.992734][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.992995][ T32] r5:841b3c00 r4:829189bc [ 1334.993035][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.993269][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1334.993551][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1334.993827][ T32] r10:61c88647 r9:841b3c00 r8:854381ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.993878][ T32] r4:85438180 [ 1334.993908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.993962][ T32] r10:00000000 r9:85438180 r8:8027ecf4 r7:eb399e60 r6:85443000 r5:841b3c00 [ 1334.994017][ T32] r4:00000001 [ 1334.994040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.994075][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1334.994100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.994138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.994167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.994195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.994216][ T32] r4:8542f2c0 [ 1334.994706][ T32] INFO: task kworker/1:720:4838 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1334.994744][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.994868][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.994924][ T32] Call trace: [ 1334.994954][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.995002][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1334.995038][ T32] r4:00000000 [ 1334.995060][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.995098][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1334.995126][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1334.995153][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1334.995186][ T32] dd60: 900f0113 ffffffff [ 1334.995212][ T32] r5:900f0113 r4:80239bb0 [ 1334.995232][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.995281][ T32] r4:82ac11e4 [ 1334.995340][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.995395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1334.995421][ T32] r4:e06cddc0 [ 1334.995487][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.995536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1334.995558][ T32] r4:00000000 [ 1334.995576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.995616][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.995637][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.995694][ T32] r5:00001000 r4:dfd83000 [ 1334.995723][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.995763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.995823][ T32] r5:84ff7f8c r4:84ff7c00 [ 1334.995871][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.995925][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1334.995967][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.996034][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.996106][ T32] r4:85004e00 [ 1334.996143][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.996291][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.004905][ T32] r4:00000001 [ 1335.004949][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.005010][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.005066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.005104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.005132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.005162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.005183][ T32] r4:8501e100 [ 1335.005206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.005235][ T32] INFO: task kworker/1:721:4839 blocked for more than 461 seconds. [ 1335.005268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.005291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.005312][ T32] task:kworker/1:721 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.005379][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.005427][ T32] Call trace: [ 1335.005458][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.005507][ T32] r10:829189c0 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:841b4800 [ 1335.005531][ T32] r4:841b4800 [ 1335.005550][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.005618][ T32] r5:841b4800 r4:829189bc [ 1335.005647][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.005687][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.005741][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1335.005765][ T32] r4:00000000 [ 1335.005784][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.005844][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.005893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.005939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f480 [ 1335.005972][ T32] r4:00000000 [ 1335.006028][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.006080][ T32] r9:83018205 r8:841b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1335.006101][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.006142][ T32] r5:00001000 r4:eb3bb000 [ 1335.006162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.006234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.011010][ T32] r5:853e838c r4:853e8000 [ 1335.011048][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.011112][ T32] r7:ddde2d40 r6:83018200 r5:853e838c r4:85438200 [ 1335.011134][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.011193][ T32] r10:61c88647 r9:841b4800 r8:8543822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.011220][ T32] r4:85438200 [ 1335.011307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.011391][ T32] r10:00000000 r9:85438200 r8:8027ecf4 r7:eb3b9e60 r6:85443080 r5:841b4800 [ 1335.011443][ T32] r4:00000001 [ 1335.011518][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.011558][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1335.011586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.011614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.011639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.011667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.011687][ T32] r4:8542f340 [ 1335.012167][ T32] INFO: task kworker/1:721:4839 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.012241][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.012683][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1335.013076][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.013316][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1335.013572][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.013639][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.013665][ T32] r4:85004e00 [ 1335.013684][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.013732][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.013756][ T32] r4:00000001 [ 1335.013774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.013813][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.013840][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.013868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.013894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.013922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.013943][ T32] r4:8501e100 [ 1335.013974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.014057][ T32] INFO: task kworker/1:722:4842 blocked for more than 461 seconds. [ 1335.014143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.014173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.014209][ T32] task:kworker/1:722 state:D stack:0 pid:4842 tgid:4842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.014299][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.014362][ T32] Call trace: [ 1335.014421][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.014470][ T32] r10:829189c0 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:841b1800 [ 1335.014492][ T32] r4:841b1800 [ 1335.014511][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.014551][ T32] r5:841b1800 r4:829189bc [ 1335.014569][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.014608][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.014688][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1335.014719][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.014850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.015174][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.015577][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.026069][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.026944][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1335.027128][ T32] r4:e06cddc0 [ 1335.027148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.027196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.027218][ T32] r4:00000000 [ 1335.027237][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.027291][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.027316][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.027396][ T32] r5:00001000 r4:dfd83000 [ 1335.027419][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.027460][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.027498][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.027517][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.027558][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.027590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.027638][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.027660][ T32] r4:85004e00 [ 1335.027679][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.027757][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.027782][ T32] r4:00000001 [ 1335.027825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.027862][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.027888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.027915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.027941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.027969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.028004][ T32] r4:8501e100 [ 1335.028030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.028058][ T32] INFO: task kworker/1:723:4843 blocked for more than 461 seconds. [ 1335.028110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.028140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.028163][ T32] task:kworker/1:723 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.028215][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.028255][ T32] Call trace: [ 1335.028301][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.028372][ T32] r10:829189c0 r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:841b2400 [ 1335.028403][ T32] r4:841b2400 [ 1335.028423][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.028501][ T32] r5:841b2400 r4:829189bc [ 1335.028525][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.028566][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.028624][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1335.028654][ T32] r4:00000000 [ 1335.028673][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.028729][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.028789][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.028861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f6c0 [ 1335.028885][ T32] r4:00000000 [ 1335.028907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.028949][ T32] r9:83018205 r8:841b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1335.028970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.029008][ T32] r5:00001000 r4:eb3d7000 [ 1335.029027][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.029064][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.029101][ T32] r5:853e8b8c r4:853e8800 [ 1335.029120][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.029160][ T32] r7:ddde2d40 r6:83018200 r5:853e8b8c r4:85438300 [ 1335.029200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.029276][ T32] r10:61c88647 r9:841b2400 r8:8543832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.029302][ T32] r4:85438300 [ 1335.029321][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.029387][ T32] r10:00000000 r9:85438300 r8:8027ecf4 r7:eb3b9e60 r6:85443180 r5:841b2400 [ 1335.029436][ T32] r4:00000001 [ 1335.029482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.029519][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1335.029544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.029571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.030152][ T32] INFO: task kworker/1:723:4843 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 13 printk messages dropped ** [ 1335.030698][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.030867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1335.031213][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1335.031484][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1335.031680][ T32] INFO: task kworker/1:724:4846 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.032056][ T32] r5:841b5400 r4:829189bc [ 1335.032091][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.032211][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.032450][ T32] r9:83018205 r8:841b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 ** 9 printk messages dropped ** [ 1335.032860][ T32] r4:85438380 ** 2 printk messages dropped ** [ 1335.032943][ T32] r4:00000001 [ 1335.032961][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.032994][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1335.033020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.033047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.033096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.033128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.033208][ T32] r4:8542fa80 [ 1335.033495][ T32] INFO: task kworker/1:724:4846 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.033529][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.033582][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.033621][ T32] Call trace: [ 1335.033649][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.033748][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.033776][ T32] r4:00000000 [ 1335.033816][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.033888][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.033974][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.034017][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.034042][ T32] dd60: 900f0113 ffffffff [ 1335.034065][ T32] r5:900f0113 r4:80239bb0 [ 1335.034116][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.034161][ T32] r4:82ac11e4 [ 1335.034204][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.034254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.034276][ T32] r4:e06cddc0 [ 1335.034316][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.034361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.034392][ T32] r4:00000000 [ 1335.034434][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.034480][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.034552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.034595][ T32] r5:00001000 r4:dfd83000 [ 1335.034624][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.034694][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.034744][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.034763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.034804][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.034824][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.034867][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.034888][ T32] r4:85004e00 [ 1335.034907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.034949][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.035059][ T32] r4:00000001 [ 1335.035082][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.035139][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.035167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.035216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.035255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.035287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.035309][ T32] r4:8501e100 [ 1335.035337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.035456][ T32] INFO: task kworker/1:725:4848 blocked for more than 461 seconds. [ 1335.035487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.035510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.035540][ T32] task:kworker/1:725 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.035617][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.035662][ T32] Call trace: [ 1335.035708][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.035776][ T32] r10:829189c0 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:841b6000 [ 1335.035801][ T32] r4:841b6000 [ 1335.035820][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.035868][ T32] r5:841b6000 r4:829189bc ** 1 printk messages dropped ** [ 1335.035930][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.048362][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.048895][ T32] r10:00000000 r9:85438400 r8:8027ecf4 r7:eb3b9e60 r6:85443280 r5:841b6000 ** 8 printk messages dropped ** [ 1335.049801][ T32] INFO: task kworker/1:725:4848 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1335.050396][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1335.050931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.051381][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 10 printk messages dropped ** [ 1335.051810][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.052086][ T32] r4:85358c00 ** 1 printk messages dropped ** [ 1335.052158][ T32] r5:85358c00 r4:829189bc ** 1 printk messages dropped ** [ 1335.052256][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.052329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 [ 1335.052353][ T32] r4:00000000 [ 1335.052372][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.052413][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.052451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.052521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fb00 [ 1335.052543][ T32] r4:00000000 [ 1335.052601][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.052654][ T32] r9:83018205 r8:85358c00 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1335.052687][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.052762][ T32] r5:00001000 r4:dfc8b000 [ 1335.052786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.052825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.052862][ T32] r5:853e978c r4:853e9400 [ 1335.052890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.052934][ T32] r7:ddde2d40 r6:83018200 r5:853e978c r4:85438480 [ 1335.052954][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.053020][ T32] r10:61c88647 r9:85358c00 r8:854384ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.053067][ T32] r4:85438480 [ 1335.053109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.053155][ T32] r10:00000000 r9:85438480 r8:8027ecf4 r7:eb3b9e60 r6:85443300 r5:85358c00 [ 1335.053177][ T32] r4:00000001 [ 1335.053196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.053229][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 1335.053275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.053305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.053340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.053378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.053415][ T32] r4:8542f8c0 [ 1335.053725][ T32] INFO: task kworker/1:726:4850 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.053805][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.053885][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.053934][ T32] Call trace: [ 1335.053975][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.054023][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.054044][ T32] r4:00000000 [ 1335.054084][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.054126][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.054154][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.054182][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.054204][ T32] dd60: 900f0113 ffffffff [ 1335.054226][ T32] r5:900f0113 r4:80239bb0 [ 1335.054270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1335.054430][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.054629][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1335.054977][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1335.055182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.055531][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.055733][ T32] r5:8535a400 r4:829189bc [ 1335.055761][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.055803][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.056048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8450d000 ** 7 printk messages dropped ** [ 1335.072172][ T32] r5:853eaf8c r4:853eac00 ** 4 printk messages dropped ** [ 1335.072384][ T32] r4:85438500 ** 5 printk messages dropped ** [ 1335.072606][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.073428][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.073887][ T32] dd60: 900f0113 ffffffff ** 7 printk messages dropped ** [ 1335.074198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1335.074479][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1335.074628][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1335.074888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.075184][ T32] task:kworker/1:728 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.075485][ T32] r5:85358000 r4:829189bc ** 1 printk messages dropped ** [ 1335.075590][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.075933][ T32] r9:83018205 r8:85358000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 8 printk messages dropped ** [ 1335.085185][ T32] r10:61c88647 r9:85358000 r8:854385ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1335.085533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.091191][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.091433][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1335.091859][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1335.091945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.091985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.092038][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.092060][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.092104][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.092124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.092168][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.092201][ T32] r4:85004e00 [ 1335.092243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.092290][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.092312][ T32] r4:00000001 [ 1335.092330][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.092392][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.092451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.092574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.092609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.092660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.092696][ T32] r4:8501e100 [ 1335.092754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.092802][ T32] INFO: task kworker/1:729:4856 blocked for more than 461 seconds. [ 1335.092867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.092894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.092917][ T32] task:kworker/1:729 state:D stack:0 pid:4856 tgid:4856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.092995][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.093074][ T32] Call trace: [ 1335.093127][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.093203][ T32] r10:829189c0 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:85359800 [ 1335.093259][ T32] r4:85359800 [ 1335.093282][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.093331][ T32] r5:85359800 r4:829189bc [ 1335.093371][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.093414][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.093459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 1335.093480][ T32] r4:00000000 [ 1335.093498][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.093535][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.093599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.093692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fe00 [ 1335.093725][ T32] r4:00000000 [ 1335.093744][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.093818][ T32] r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1335.093852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.093914][ T32] r5:00001000 r4:e8895000 [ 1335.093936][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.093975][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.094048][ T32] r5:853ea38c r4:853ea000 [ 1335.094070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.094113][ T32] r7:ddde2d40 r6:83018200 r5:853ea38c r4:85438600 [ 1335.094134][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.094178][ T32] r10:61c88647 r9:85359800 r8:8543862c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.094200][ T32] r4:85438600 [ 1335.094224][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.094268][ T32] r10:00000000 r9:85438600 r8:8027ecf4 r7:eb261e60 r6:85443480 r5:85359800 [ 1335.094320][ T32] r4:00000001 [ 1335.094347][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.094381][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1335.094430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.094461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.094507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.094562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.094638][ T32] r4:8542fcc0 [ 1335.095200][ T32] INFO: task kworker/1:729:4856 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.095274][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.095359][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.095429][ T32] Call trace: [ 1335.095486][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.095554][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.095600][ T32] r4:00000000 [ 1335.095644][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.095699][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.095831][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.095986][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.096026][ T32] dd60: 900f0113 ffffffff [ 1335.096054][ T32] r5:900f0113 r4:80239bb0 [ 1335.096078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.096137][ T32] r4:82ac11e4 [ 1335.096158][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.096236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.108474][ T32] r4:e06cddc0 [ 1335.108615][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.108694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.108724][ T32] r4:00000000 [ 1335.108744][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.108789][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.108811][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.108854][ T32] r5:00001000 r4:dfd83000 [ 1335.108874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.108913][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.108952][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.108972][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.109016][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.109036][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.109080][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.109102][ T32] r4:85004e00 [ 1335.109147][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.109198][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.109297][ T32] r4:00000001 [ 1335.109321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.109358][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.109387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.109439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.109469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.109499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.109521][ T32] r4:8501e100 [ 1335.109544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.109573][ T32] INFO: task kworker/1:730:4857 blocked for more than 461 seconds. [ 1335.109607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.109632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.109654][ T32] task:kworker/1:730 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.109712][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.109812][ T32] Call trace: [ 1335.109845][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.109895][ T32] r10:829189c0 r9:eb401d84 r8:00000002 r7:60000013 r6:eb401d8c r5:8535b000 [ 1335.109917][ T32] r4:8535b000 [ 1335.109961][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.110005][ T32] r5:8535b000 r4:829189bc [ 1335.110061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.110104][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.110150][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1335.110196][ T32] r4:00000000 [ 1335.110242][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.110311][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.110349][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.110389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421d80 [ 1335.110410][ T32] r4:00000000 [ 1335.110430][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.110484][ T32] r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.110539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.110584][ T32] r5:00001000 r4:e88df000 [ 1335.110618][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.110669][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.110708][ T32] r5:853ea78c r4:853ea400 [ 1335.110751][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.110797][ T32] r7:ddde2d40 r6:83018200 r5:853ea78c r4:85438680 [ 1335.110828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.110875][ T32] r10:61c88647 r9:8535b000 r8:854386ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.110896][ T32] r4:85438680 [ 1335.110916][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.110984][ T32] r10:00000000 r9:85438680 r8:8027ecf4 r7:eb261e60 r6:85443500 r5:8535b000 [ 1335.111034][ T32] r4:00000001 [ 1335.111057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.111094][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1335.111121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.111148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.111199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.111256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1335.111911][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.112327][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1335.112667][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.112817][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1335.113219][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.113553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.113937][ T32] r4:8535e000 ** 1 printk messages dropped ** [ 1335.114003][ T32] r5:8535e000 r4:829189bc ** 1 printk messages dropped ** [ 1335.114061][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.114212][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.114248][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.114288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85431ec0 [ 1335.114310][ T32] r4:00000000 [ 1335.114350][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.114394][ T32] r9:83018205 r8:8535e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.114415][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.114454][ T32] r5:00001000 r4:ea977000 [ 1335.114473][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.114548][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.114590][ T32] r5:853eab8c r4:853ea800 [ 1335.114609][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.114650][ T32] r7:ddde2d40 r6:83018200 r5:853eab8c r4:85438700 [ 1335.114670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.114724][ T32] r10:61c88647 r9:8535e000 r8:8543872c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.114750][ T32] r4:85438700 [ 1335.114769][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.114811][ T32] r10:00000000 r9:85438700 r8:8027ecf4 r7:eb261e60 r6:85443580 r5:8535e000 [ 1335.114854][ T32] r4:00000001 [ 1335.114887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.114923][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1335.114950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.114977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.115004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.115042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.115074][ T32] r4:8450d0c0 [ 1335.115377][ T32] INFO: task kworker/1:731:4860 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.115412][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.115494][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.115534][ T32] Call trace: [ 1335.115563][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.115609][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.115653][ T32] r4:00000000 [ 1335.115681][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.115724][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.115753][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.115802][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.115829][ T32] dd60: 900f0113 ffffffff [ 1335.115852][ T32] r5:900f0113 r4:80239bb0 [ 1335.115873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.115929][ T32] r4:82ac11e4 [ 1335.115952][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.115995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.116017][ T32] r4:e06cddc0 [ 1335.116036][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.116077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.116098][ T32] r4:00000000 [ 1335.116116][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.116180][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.116302][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.125604][ T32] r5:00001000 r4:dfd83000 [ 1335.125648][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.125712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.125763][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.125785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.125830][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 2 printk messages dropped ** [ 1335.125941][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1335.126191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.127052][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.127291][ T32] r5:8535c800 r4:829189bc [ 1335.127312][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.127351][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.127514][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1335.127812][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.128167][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.128949][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.129490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1335.129701][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.130201][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 7 printk messages dropped ** [ 1335.130584][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1335.130761][ T32] task:kworker/1:733 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.131046][ T32] r5:8535bc00 r4:829189bc ** 3 printk messages dropped ** [ 1335.131201][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.131369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8450d1c0 ** 9 printk messages dropped ** [ 1335.131796][ T32] r7:ddde2d40 r6:83018200 r5:853eb38c r4:85438800 ** 5 printk messages dropped ** [ 1335.131998][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.132229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1335.133006][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1335.133470][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 2 printk messages dropped ** [ 1335.133555][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.133597][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.133636][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.133656][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.133701][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.133756][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.133807][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.133830][ T32] r4:85004e00 [ 1335.133848][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.133907][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.133944][ T32] r4:00000001 [ 1335.133971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.134006][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.134054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.134110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.134140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.134182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.134224][ T32] r4:8501e100 [ 1335.134246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.134272][ T32] INFO: task kworker/1:734:4866 blocked for more than 461 seconds. [ 1335.134298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.134320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.134341][ T32] task:kworker/1:734 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.134424][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.134561][ T32] Call trace: [ 1335.134595][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.134643][ T32] r10:829189c0 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:84cc6c00 [ 1335.134665][ T32] r4:84cc6c00 [ 1335.134685][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.134731][ T32] r5:84cc6c00 r4:829189bc [ 1335.134751][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.134790][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.134834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1335.134855][ T32] r4:00000000 [ 1335.134873][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.134923][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.134964][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.135006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8450d500 [ 1335.135049][ T32] r4:00000000 [ 1335.135072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.135113][ T32] r9:83018205 r8:84cc6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.135155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.135197][ T32] r5:00001000 r4:eac65000 [ 1335.135217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.135255][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.135292][ T32] r5:853ebf8c r4:853ebc00 [ 1335.135312][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.135354][ T32] r7:ddde2d40 r6:83018200 r5:853ebf8c r4:85438880 [ 1335.135373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.135418][ T32] r10:61c88647 r9:84cc6c00 r8:854388ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.135439][ T32] r4:85438880 [ 1335.135478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.135527][ T32] r10:00000000 r9:85438880 r8:8027ecf4 r7:eb415e60 r6:85443700 r5:84cc6c00 [ 1335.135550][ T32] r4:00000001 [ 1335.135590][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.135628][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1335.135653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.135681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.135706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.135740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.135762][ T32] r4:8450d180 [ 1335.136025][ T32] INFO: task kworker/1:734:4866 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.136058][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.155258][ T32] dd60: 900f0113 ffffffff ** 5 printk messages dropped ** [ 1335.155431][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.155607][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1335.155960][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.162048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.162502][ T32] r4:8535ec00 ** 1 printk messages dropped ** [ 1335.162568][ T32] r5:8535ec00 r4:829189bc ** 2 printk messages dropped ** [ 1335.162692][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 ** 7 printk messages dropped ** [ 1335.162994][ T32] r9:83018205 r8:8535ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 8 printk messages dropped ** [ 1335.163327][ T32] r10:61c88647 r9:8535ec00 r8:8543892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.163723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.164788][ T32] dd60: 900f0113 ffffffff ** 7 printk messages dropped ** [ 1335.165084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1335.165385][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.165405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.165448][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.165469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.165512][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.165558][ T32] r4:85004e00 [ 1335.165580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.165647][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.165696][ T32] r4:00000001 [ 1335.165721][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.165762][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.165804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.165835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.165863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.165914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.165941][ T32] r4:8501e100 [ 1335.165961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.165988][ T32] INFO: task kworker/1:736:4870 blocked for more than 461 seconds. [ 1335.166017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.166064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.166112][ T32] task:kworker/1:736 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.166196][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.174852][ T32] Call trace: [ 1335.174928][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.175014][ T32] r10:829189c0 r9:eb435d84 r8:00000002 r7:60000013 r6:eb435d8c r5:84c30000 [ 1335.175043][ T32] r4:84c30000 [ 1335.175090][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.175137][ T32] r5:84c30000 r4:829189bc [ 1335.175169][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.175213][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.175259][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1335.175281][ T32] r4:00000000 [ 1335.175325][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.175390][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.175434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.175475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461000 [ 1335.175497][ T32] r4:00000000 [ 1335.175515][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.175559][ T32] r9:83018205 r8:84c30000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.175580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.175622][ T32] r5:00001000 r4:eaf53000 [ 1335.175641][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.175680][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.175726][ T32] r5:853ee38c r4:853ee000 [ 1335.175747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.175790][ T32] r7:ddde2d40 r6:83018200 r5:853ee38c r4:85438980 [ 1335.175811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.175879][ T32] r10:61c88647 r9:84c30000 r8:854389ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.175904][ T32] r4:85438980 [ 1335.175924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.175968][ T32] r10:00000000 r9:85438980 r8:8027ecf4 r7:eb425e60 r6:85443800 r5:84c30000 [ 1335.175990][ T32] r4:00000001 [ 1335.176034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.176074][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1335.176130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.176176][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.176289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.181373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.181440][ T32] r4:8450d540 [ 1335.181934][ T32] INFO: task kworker/1:736:4870 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.181985][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.182139][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.182202][ T32] Call trace: [ 1335.182246][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.182304][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.182327][ T32] r4:00000000 [ 1335.182347][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.182385][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.182415][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.182443][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1335.182623][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.182821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1335.183258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.183665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.183691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.183724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.183747][ T32] r4:8501e100 [ 1335.183768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.183809][ T32] INFO: task kworker/1:737:4872 blocked for more than 461 seconds. [ 1335.183918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.183970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.183994][ T32] task:kworker/1:737 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.184071][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.184156][ T32] Call trace: [ 1335.184191][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.184261][ T32] r10:829189c0 r9:eb439d84 r8:00000002 r7:60000113 r6:eb439d8c r5:84c30c00 [ 1335.184287][ T32] r4:84c30c00 [ 1335.184307][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.184348][ T32] r5:84c30c00 r4:829189bc [ 1335.184367][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.184406][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.184449][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1335.184470][ T32] r4:00000000 [ 1335.184514][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.184578][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.184631][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.184701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8450d640 [ 1335.184766][ T32] r4:00000000 [ 1335.184808][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.184855][ T32] r9:83018205 r8:84c30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.184877][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.184916][ T32] r5:00001000 r4:eacbf000 [ 1335.184935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.184998][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.185041][ T32] r5:853ec38c r4:853ec000 [ 1335.185065][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.185130][ T32] r7:ddde2d40 r6:83018200 r5:853ec38c r4:85438a00 [ 1335.185164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.185223][ T32] r10:61c88647 r9:84c30c00 r8:85438a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.185249][ T32] r4:85438a00 [ 1335.185268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.185341][ T32] r10:00000000 r9:85438a00 r8:8027ecf4 r7:eb435e60 r6:85443880 r5:84c30c00 [ 1335.185378][ T32] r4:00000001 [ 1335.185452][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.185518][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1335.185548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.185582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.185609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.185639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.185686][ T32] r4:8450d680 [ 1335.185990][ T32] INFO: task kworker/1:737:4872 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.186026][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.186115][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.186185][ T32] Call trace: [ 1335.194961][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.195070][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.195111][ T32] r4:00000000 [ 1335.195160][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.195217][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.195255][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.195284][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.195307][ T32] dd60: 900f0113 ffffffff [ 1335.195343][ T32] r5:900f0113 r4:80239bb0 [ 1335.195373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.195441][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.195556][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.195787][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1335.196129][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.201051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.201490][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.201776][ T32] r5:84c32400 r4:829189bc [ 1335.201796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.201896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 ** 8 printk messages dropped ** [ 1335.202272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.202687][ T32] r4:85438a80 ** 7 printk messages dropped ** [ 1335.202987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.203678][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.203774][ T32] Call trace: [ 1335.203807][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.203857][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.203891][ T32] r4:00000000 [ 1335.203913][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.203953][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.203982][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.204011][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.204033][ T32] dd60: 900f0113 ffffffff [ 1335.204077][ T32] r5:900f0113 r4:80239bb0 [ 1335.204108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.204148][ T32] r4:82ac11e4 [ 1335.204179][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.204247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.204283][ T32] r4:e06cddc0 [ 1335.204319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.204364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.204409][ T32] r4:00000000 [ 1335.204431][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.204521][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.204554][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.204596][ T32] r5:00001000 r4:dfd83000 [ 1335.204705][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.204755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.204796][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.204913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.204959][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.205003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.205055][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.205079][ T32] r4:85004e00 [ 1335.205098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.205142][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.205164][ T32] r4:00000001 [ 1335.205203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.205347][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.205376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.205408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.205467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.205505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.205527][ T32] r4:8501e100 [ 1335.205546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.205596][ T32] INFO: task kworker/1:739:4875 blocked for more than 461 seconds. [ 1335.205626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.205696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.205724][ T32] task:kworker/1:739 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.205795][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.205865][ T32] Call trace: [ 1335.205924][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.205970][ T32] r10:829189c0 r9:eb445d84 r8:00000002 r7:60000113 r6:eb445d8c r5:84c33000 [ 1335.205991][ T32] r4:84c33000 [ 1335.206024][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.206067][ T32] r5:84c33000 r4:829189bc [ 1335.206087][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.206146][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.215032][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1335.215613][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.216071][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.222029][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1335.222471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1335.222775][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.223212][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.223430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.223779][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.223954][ T32] r5:84c31800 r4:829189bc [ 1335.223972][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.224413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8450da80 ** 9 printk messages dropped ** [ 1335.224812][ T32] r7:ddde2d40 r6:83018200 r5:853ecf8c r4:85438b80 ** 8 printk messages dropped ** [ 1335.225140][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.225905][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.226079][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1335.226266][ T32] r4:e06cddc0 [ 1335.226348][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.236893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.236946][ T32] r4:00000000 [ 1335.236972][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.237038][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.237060][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.237104][ T32] r5:00001000 r4:dfd83000 [ 1335.237123][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.237194][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.237244][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.237266][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.237311][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.237358][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.237411][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.237475][ T32] r4:85004e00 [ 1335.237508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.237555][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.237607][ T32] r4:00000001 [ 1335.237654][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.237697][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.237735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.237764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.237815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.237865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.237895][ T32] r4:8501e100 [ 1335.237921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.237975][ T32] INFO: task kworker/1:741:4879 blocked for more than 461 seconds. [ 1335.238012][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.238036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.238059][ T32] task:kworker/1:741 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.238116][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.238206][ T32] Call trace: [ 1335.238239][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.238288][ T32] r10:829189c0 r9:eb42dd84 r8:00000002 r7:60000013 r6:eb42dd8c r5:85454800 [ 1335.238311][ T32] r4:85454800 [ 1335.238330][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.238371][ T32] r5:85454800 r4:829189bc [ 1335.238391][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.238430][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.238474][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1335.238495][ T32] r4:00000000 [ 1335.238530][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.238571][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.238609][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1335.238689][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1335.239025][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.239252][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.240068][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1335.240470][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.240667][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1335.240958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.241344][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1335.241526][ T32] task:kworker/1:742 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.241825][ T32] r5:85455400 r4:829189bc ** 2 printk messages dropped ** [ 1335.241963][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 ** 8 printk messages dropped ** [ 1335.242320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.242681][ T32] r10:61c88647 r9:85455400 r8:85438d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.242969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.243621][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1335.243922][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.244112][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1335.244442][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.244769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.245240][ T32] r5:85456000 r4:829189bc [ 1335.245260][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.245512][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1335.245757][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.245796][ T32] r5:853edb8c r4:853ed800 [ 1335.245815][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.245856][ T32] r7:ddde2d40 r6:83018200 r5:853edb8c r4:85438e00 [ 1335.245876][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.245920][ T32] r10:61c88647 r9:85456000 r8:85438e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.245955][ T32] r4:85438e00 [ 1335.245977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.246020][ T32] r10:00000000 r9:85438e00 r8:8027ecf4 r7:eb435e60 r6:85438e80 r5:85456000 [ 1335.246042][ T32] r4:00000001 [ 1335.246061][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.246116][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1335.246170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.246283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.264711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.264780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.264806][ T32] r4:8541a100 [ 1335.265291][ T32] INFO: task kworker/1:743:4884 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.265330][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.265403][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.265482][ T32] Call trace: [ 1335.265544][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.265615][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.265665][ T32] r4:00000000 [ 1335.265710][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.265758][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.265788][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.265816][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.265840][ T32] dd60: 900f0113 ffffffff [ 1335.265864][ T32] r5:900f0113 r4:80239bb0 [ 1335.265883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.265941][ T32] r4:82ac11e4 [ 1335.265987][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.266033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.266057][ T32] r4:e06cddc0 [ 1335.266076][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.266118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.266139][ T32] r4:00000000 [ 1335.266186][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.270427][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.270517][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.270586][ T32] r5:00001000 r4:dfd83000 [ 1335.270607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.270648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.270712][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.270757][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.270808][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.270830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.270874][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.270896][ T32] r4:85004e00 [ 1335.270920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.270967][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.270988][ T32] r4:00000001 [ 1335.271007][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.271053][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.271086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.271114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.271141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.271190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.271215][ T32] r4:8501e100 [ 1335.271239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.271269][ T32] INFO: task kworker/1:744:4886 blocked for more than 461 seconds. [ 1335.271301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.271324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.271346][ T32] task:kworker/1:744 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.271401][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.271443][ T32] Call trace: [ 1335.271477][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.271527][ T32] r10:829189c0 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85451800 [ 1335.271551][ T32] r4:85451800 [ 1335.271571][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.271628][ T32] r5:85451800 r4:829189bc [ 1335.271652][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.271692][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.271765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1335.271790][ T32] r4:00000000 [ 1335.271810][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.271848][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.271887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.271926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a340 [ 1335.271949][ T32] r4:00000000 [ 1335.271969][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.272010][ T32] r9:83018205 r8:85451800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1335.272030][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.272068][ T32] r5:00001000 r4:eaf2d000 [ 1335.272088][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.272126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.272164][ T32] r5:853edf8c r4:853edc00 [ 1335.272183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.272223][ T32] r7:ddde2d40 r6:83018200 r5:853edf8c r4:85438f00 [ 1335.272243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.272287][ T32] r10:61c88647 r9:85451800 r8:85438f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.272310][ T32] r4:85438f00 [ 1335.272328][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.272369][ T32] r10:00000000 r9:85438f00 r8:8027ecf4 r7:eb435e60 r6:85438f80 r5:85451800 [ 1335.272391][ T32] r4:00000001 [ 1335.272409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.272442][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1335.272468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.272524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.272553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.273119][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.273815][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.273992][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1335.274333][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1335.274731][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1335.274855][ T32] task:kworker/1:745 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.275154][ T32] r5:85453000 r4:829189bc ** 2 printk messages dropped ** [ 1335.275257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 ** 7 printk messages dropped ** [ 1335.275589][ T32] r9:83018205 r8:85453000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 7 printk messages dropped ** [ 1335.275871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1335.276047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.276133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.276159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.276207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.276291][ T32] r4:85461440 [ 1335.289190][ T32] INFO: task kworker/1:745:4889 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.289272][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.289352][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.289416][ T32] Call trace: [ 1335.289452][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.289518][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.289541][ T32] r4:00000000 [ 1335.289561][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.289601][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.289631][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.289659][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.289682][ T32] dd60: 900f0113 ffffffff [ 1335.289725][ T32] r5:900f0113 r4:80239bb0 [ 1335.289752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.289796][ T32] r4:82ac11e4 [ 1335.289844][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.289891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.289926][ T32] r4:e06cddc0 [ 1335.289949][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.289994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.290016][ T32] r4:00000000 [ 1335.290059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.290108][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.290130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.290171][ T32] r5:00001000 r4:dfd83000 [ 1335.290191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.290230][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.290294][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.290317][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.290364][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.290385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.290430][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.290453][ T32] r4:85004e00 [ 1335.290473][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.290516][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.290538][ T32] r4:00000001 [ 1335.290564][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.290600][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.290626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.290653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.290679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.290707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.290738][ T32] r4:8501e100 [ 1335.290760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.290803][ T32] INFO: task kworker/1:746:4891 blocked for more than 461 seconds. [ 1335.290838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.290861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.290882][ T32] task:kworker/1:746 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.290928][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.290981][ T32] Call trace: [ 1335.291017][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.291063][ T32] r10:829189c0 r9:eb461d84 r8:00000002 r7:60000013 r6:eb461d8c r5:85456c00 [ 1335.291099][ T32] r4:85456c00 [ 1335.291123][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.291164][ T32] r5:85456c00 r4:829189bc [ 1335.291199][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.291264][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.291313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 ** 4 printk messages dropped ** [ 1335.291489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854611c0 ** 10 printk messages dropped ** [ 1335.291870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.292158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.292761][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1335.293147][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.293317][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1335.293556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.293599][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.293620][ T32] r4:85004e00 [ 1335.293638][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.293703][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.293757][ T32] r4:00000001 [ 1335.293795][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.293834][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.293861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.293889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.293916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.293944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.293976][ T32] r4:8501e100 [ 1335.294011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.294040][ T32] INFO: task kworker/1:747:4892 blocked for more than 461 seconds. [ 1335.294067][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.294089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.294109][ T32] task:kworker/1:747 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.294174][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.294237][ T32] Call trace: [ 1335.294271][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.294317][ T32] r10:829189c0 r9:eb465d84 r8:00000002 r7:60000113 r6:eb465d8c r5:841b6c00 [ 1335.294339][ T32] r4:841b6c00 [ 1335.294358][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.294396][ T32] r5:841b6c00 r4:829189bc [ 1335.294416][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.294454][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.294499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1335.294520][ T32] r4:00000000 [ 1335.294538][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.294592][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.294633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.294675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461500 [ 1335.294697][ T32] r4:00000000 [ 1335.294723][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.294764][ T32] r9:83018205 r8:841b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1335.294784][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.294823][ T32] r5:00001000 r4:eb00d000 [ 1335.294842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.294880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.294917][ T32] r5:853eef8c r4:853eec00 [ 1335.294936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.294977][ T32] r7:ddde2d40 r6:83018200 r5:853eef8c r4:85460200 [ 1335.294998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.295042][ T32] r10:61c88647 r9:841b6c00 r8:8546022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.295064][ T32] r4:85460200 [ 1335.295082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.295124][ T32] r10:00000000 r9:85460200 r8:8027ecf4 r7:eb355e60 r6:85460280 r5:841b6c00 [ 1335.295146][ T32] r4:00000001 [ 1335.295164][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.295210][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 1335.295239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.295290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.295722][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.296225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1335.311630][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.311974][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.312165][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1335.312297][ T32] task:kworker/1:748 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.312595][ T32] r5:853ae000 r4:829189bc ** 3 printk messages dropped ** [ 1335.312769][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.312941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461680 ** 8 printk messages dropped ** [ 1335.313293][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.313636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.314475][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1335.314887][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1335.315051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.315311][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.315332][ T32] r4:85004e00 [ 1335.315372][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.315420][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.315443][ T32] r4:00000001 [ 1335.315461][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.315516][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.315556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.315588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.315615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.315644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.315665][ T32] r4:8501e100 [ 1335.315696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.315731][ T32] INFO: task kworker/1:749:4897 blocked for more than 461 seconds. [ 1335.315760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.315783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.315803][ T32] task:kworker/1:749 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.315847][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.315884][ T32] Call trace: [ 1335.315913][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.315957][ T32] r10:829189c0 r9:eb46dd84 r8:00000002 r7:60000013 r6:eb46dd8c r5:853bbc00 [ 1335.315980][ T32] r4:853bbc00 [ 1335.315999][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.316038][ T32] r5:853bbc00 r4:829189bc [ 1335.316057][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.316095][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.316139][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1335.316161][ T32] r4:00000000 [ 1335.316194][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.324151][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.324296][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.324346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461740 [ 1335.324372][ T32] r4:00000000 [ 1335.324393][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.324437][ T32] r9:83018205 r8:853bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1335.324497][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.324578][ T32] r5:00001000 r4:eb037000 [ 1335.324603][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.324645][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.324686][ T32] r5:853ef78c r4:853ef400 [ 1335.324705][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.324759][ T32] r7:ddde2d40 r6:83018200 r5:853ef78c r4:85460480 [ 1335.324801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.324872][ T32] r10:61c88647 r9:853bbc00 r8:854604ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.324898][ T32] r4:85460480 [ 1335.324918][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.324963][ T32] r10:00000000 r9:85460480 r8:8027ecf4 r7:eb469e60 r6:85460500 r5:853bbc00 [ 1335.324997][ T32] r4:00000001 [ 1335.325019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.325055][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1335.325084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.325112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.325138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.325166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.325189][ T32] r4:854614c0 [ 1335.325676][ T32] INFO: task kworker/1:749:4897 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.325718][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.325787][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.325832][ T32] Call trace: [ 1335.325880][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.325955][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.325982][ T32] r4:00000000 [ 1335.326002][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.326040][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.326069][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.326098][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.326120][ T32] dd60: 900f0113 ffffffff [ 1335.326143][ T32] r5:900f0113 r4:80239bb0 [ 1335.326163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.330348][ T32] r4:82ac11e4 [ 1335.330444][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1335.330707][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1335.331009][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.331030][ T32] r4:85004e00 [ 1335.331049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.331092][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.331113][ T32] r4:00000001 [ 1335.331133][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.331185][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.331218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.331246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.331274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.331323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.331370][ T32] r4:8501e100 [ 1335.331409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.331443][ T32] INFO: task kworker/1:750:4898 blocked for more than 461 seconds. [ 1335.331486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.331525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.331550][ T32] task:kworker/1:750 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.331642][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.331687][ T32] Call trace: [ 1335.331724][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.331775][ T32] r10:829189c0 r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:853be000 [ 1335.331797][ T32] r4:853be000 [ 1335.331842][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.331886][ T32] r5:853be000 r4:829189bc [ 1335.331906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.331945][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.331991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 1335.332014][ T32] r4:00000000 [ 1335.332034][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.332071][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.332106][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1335.332185][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1335.332658][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1335.333152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1335.333990][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.334075][ T32] dd20: 7fe06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.334103][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.334126][ T32] dd60: 900f0113 ffffffff [ 1335.334149][ T32] r5:900f0113 r4:80239bb0 [ 1335.334168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.334207][ T32] r4:82ac11e4 [ 1335.334227][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.334268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.334290][ T32] r4:e06cddc0 [ 1335.334310][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.334351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.334373][ T32] r4:00000000 [ 1335.334417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.334462][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.334484][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.334524][ T32] r5:00001000 r4:dfd83000 [ 1335.334543][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.334582][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.334620][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.334639][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.334679][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.334699][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.334749][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.334773][ T32] r4:85004e00 [ 1335.334792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.334834][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.334857][ T32] r4:00000001 [ 1335.334874][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.334907][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.334932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.334958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.334986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.335013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.335034][ T32] r4:8501e100 [ 1335.335075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.335104][ T32] INFO: task kworker/1:751:4900 blocked for more than 461 seconds. [ 1335.335134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.335157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.335178][ T32] task:kworker/1:751 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.335220][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.335289][ T32] Call trace: [ 1335.335332][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.335379][ T32] r10:829189c0 r9:eb475d84 r8:00000002 r7:60000013 r6:eb475d8c r5:85458000 [ 1335.335400][ T32] r4:85458000 [ 1335.335440][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.335497][ T32] r5:85458000 r4:829189bc [ 1335.335541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.335623][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.335672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 1335.335694][ T32] r4:00000000 [ 1335.335712][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.335755][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.335793][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.335833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461b80 [ 1335.335855][ T32] r4:00000000 [ 1335.335888][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.335931][ T32] r9:83018205 r8:85458000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1335.336161][ T32] r7:ddde2d40 r6:83018200 r5:853eff8c r4:85460600 ** 11 printk messages dropped ** [ 1335.348621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 15 printk messages dropped ** [ 1335.378023][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.378354][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1335.378810][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 12 printk messages dropped ** [ 1335.379690][ T32] task:kworker/1:752 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.379744][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.379815][ T32] Call trace: [ 1335.379849][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.379895][ T32] r10:829189c0 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:85458c00 [ 1335.379919][ T32] r4:85458c00 [ 1335.379937][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.379977][ T32] r5:85458c00 r4:829189bc [ 1335.379997][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.380036][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.380080][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1335.380172][ T32] r4:00000000 [ 1335.380244][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.380285][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.380342][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.380387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544aa80 [ 1335.380415][ T32] r4:00000000 [ 1335.380457][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.380523][ T32] r9:83018205 r8:85458c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1335.380546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.380648][ T32] r5:00001000 r4:eb131000 [ 1335.380672][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.380711][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.380757][ T32] r5:853f4b8c r4:853f4800 [ 1335.380776][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.380817][ T32] r7:ddde2d40 r6:83018200 r5:853f4b8c r4:85460700 [ 1335.380860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.380971][ T32] r10:61c88647 r9:85458c00 r8:8546072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.380996][ T32] r4:85460700 [ 1335.381015][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.381058][ T32] r10:00000000 r9:85460700 r8:8027ecf4 r7:eb475e60 r6:85460780 r5:85458c00 [ 1335.381121][ T32] r4:00000001 [ 1335.381167][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.381277][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) [ 1335.381306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.381335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.381360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.381393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.381474][ T32] r4:85461b40 [ 1335.381961][ T32] INFO: task kworker/1:752:4902 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.382083][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.382161][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.382214][ T32] Call trace: [ 1335.382244][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.382317][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.382364][ T32] r4:00000000 [ 1335.382386][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.382425][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.382454][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.382482][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.382507][ T32] dd60: 800f0113 ffffffff [ 1335.382553][ T32] r5:800f0113 r4:80239bb0 [ 1335.382576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.382618][ T32] r4:82ac11e4 [ 1335.382638][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.382729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.382756][ T32] r4:e06cddc0 [ 1335.382823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1335.383090][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.383527][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1335.384030][ T32] INFO: task kworker/1:753:4904 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.384448][ T32] r4:85459800 ** 1 printk messages dropped ** [ 1335.384610][ T32] r5:85459800 r4:829189bc [ 1335.384639][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.384941][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1335.385477][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.385832][ T32] r10:00000000 r9:85460800 r8:8027ecf4 r7:eb479e60 r6:85460900 r5:85459800 [ 1335.385879][ T32] r4:00000001 [ 1335.385915][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.385952][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1335.385982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.386070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.386100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.386129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.386150][ T32] r4:85461c80 [ 1335.407095][ T32] INFO: task kworker/1:753:4904 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.407224][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.407324][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.407387][ T32] Call trace: [ 1335.407445][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.407528][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.407593][ T32] r4:00000000 [ 1335.407617][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.407657][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.407710][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.407827][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.407878][ T32] dd60: 800f0113 ffffffff [ 1335.407912][ T32] r5:800f0113 r4:80239bb0 [ 1335.407944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.408040][ T32] r4:82ac11e4 [ 1335.408065][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.408109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.408131][ T32] r4:e06cddc0 [ 1335.408220][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.408281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.408306][ T32] r4:00000000 [ 1335.408336][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.408406][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.408430][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.408472][ T32] r5:00001000 r4:dfd83000 [ 1335.408518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.408560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.408628][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.408648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.408691][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.408712][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.408762][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.408788][ T32] r4:85004e00 [ 1335.408833][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.408886][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.408932][ T32] r4:00000001 [ 1335.408954][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.408990][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.409031][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.409117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.409991][ T32] r5:8545a400 r4:829189bc [ 1335.410087][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.410193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 ** 8 printk messages dropped ** [ 1335.410511][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.410907][ T32] r10:00000000 r9:85460880 r8:8027ecf4 r7:eb479e60 r6:85460980 r5:8545a400 ** 9 printk messages dropped ** [ 1335.411761][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.412562][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.412731][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 12 printk messages dropped ** [ 1335.413182][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.413422][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1335.413578][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.413777][ T32] r5:8545b000 r4:829189bc ** 3 printk messages dropped ** [ 1335.413960][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.414353][ T32] r5:00001000 r4:eb1bd000 ** 7 printk messages dropped ** [ 1335.414697][ T32] r4:85460a00 ** 7 printk messages dropped ** [ 1335.415048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.415782][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1335.430892][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.431264][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 10 printk messages dropped ** [ 1335.431625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.431685][ T32] r4:8501e100 [ 1335.431711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.431749][ T32] INFO: task kworker/1:756:4910 blocked for more than 461 seconds. [ 1335.431782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.431818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.431844][ T32] task:kworker/1:756 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.431900][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.431959][ T32] Call trace: [ 1335.431990][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.432039][ T32] r10:829189c0 r9:eb489d84 r8:00000002 r7:60000113 r6:eb489d8c r5:8545bc00 [ 1335.432061][ T32] r4:8545bc00 [ 1335.432081][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.432142][ T32] r5:8545bc00 r4:829189bc [ 1335.432167][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.432206][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.432251][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 [ 1335.432273][ T32] r4:00000000 [ 1335.432291][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.432329][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.432364][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.432404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476280 [ 1335.432425][ T32] r4:00000000 [ 1335.432443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.432518][ T32] r9:83018205 r8:8545bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1335.432545][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.432588][ T32] r5:00001000 r4:eb1db000 [ 1335.432608][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.432646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.432683][ T32] r5:853f578c r4:853f5400 [ 1335.432703][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.432750][ T32] r7:ddde2d40 r6:83018200 r5:853f578c r4:85460b00 [ 1335.432771][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.432816][ T32] r10:61c88647 r9:8545bc00 r8:85460b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.432839][ T32] r4:85460b00 [ 1335.432858][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.432899][ T32] r10:00000000 r9:85460b00 r8:8027ecf4 r7:eb485e60 r6:85460b80 r5:8545bc00 [ 1335.432920][ T32] r4:00000001 [ 1335.432939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.432972][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1335.432998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.433040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.433069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.433097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.433118][ T32] r4:85476100 [ 1335.433585][ T32] INFO: task kworker/1:756:4910 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.433620][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.433676][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.433733][ T32] Call trace: [ 1335.433765][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.433813][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.433836][ T32] r4:00000000 [ 1335.433855][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.433892][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.433920][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.433948][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.433971][ T32] dd60: 800f0113 ffffffff [ 1335.433993][ T32] r5:800f0113 r4:80239bb0 [ 1335.434026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.434070][ T32] r4:82ac11e4 [ 1335.434101][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.434147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.434172][ T32] r4:e06cddc0 [ 1335.434190][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.434231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.434252][ T32] r4:00000000 [ 1335.434271][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.434316][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.434361][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.434405][ T32] r5:00001000 r4:dfd83000 [ 1335.434424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.434463][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.434502][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.434522][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.434564][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.434584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.434626][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.434648][ T32] r4:85004e00 [ 1335.434667][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.434710][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.434738][ T32] r4:00000001 [ 1335.434757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.434791][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.434816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.434844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.434869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.434897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.434918][ T32] r4:8501e100 [ 1335.434937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.434985][ T32] INFO: task kworker/1:757:4912 blocked for more than 461 seconds. [ 1335.435015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.435038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.435058][ T32] task:kworker/1:757 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.435102][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.435139][ T32] Call trace: [ 1335.435196][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.435262][ T32] r10:829189c0 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:84c36c00 [ 1335.435287][ T32] r4:84c36c00 [ 1335.435306][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.435346][ T32] r5:84c36c00 r4:829189bc [ 1335.435370][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.435410][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.435475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1335.435500][ T32] r4:00000000 [ 1335.435519][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.435557][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.435592][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.435633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854761c0 [ 1335.435656][ T32] r4:00000000 [ 1335.435674][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.435720][ T32] r9:83018205 r8:84c36c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1335.435742][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.435793][ T32] r5:00001000 r4:eb1c9000 [ 1335.435815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.435877][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.435919][ T32] r5:853f538c r4:853f5000 ** 1 printk messages dropped ** [ 1335.435979][ T32] r7:ddde2d40 r6:83018200 r5:853f538c r4:85460c00 [ 1335.436000][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.436053][ T32] r10:61c88647 r9:84c36c00 r8:85460c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.436101][ T32] r4:85460c00 [ 1335.436143][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.447938][ T32] r10:00000000 r9:85460c00 r8:8027ecf4 r7:eb489e60 r6:85443a80 r5:84c36c00 [ 1335.448038][ T32] r4:00000001 [ 1335.448065][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.448125][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1335.448155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.448183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.448208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.448236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.448311][ T32] r4:85476180 [ 1335.448842][ T32] INFO: task kworker/1:757:4912 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.448894][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.448996][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.449046][ T32] Call trace: [ 1335.449078][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.449129][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.449152][ T32] r4:00000000 [ 1335.449171][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.449209][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.449237][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.449265][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.449288][ T32] dd60: 800f0113 ffffffff [ 1335.449311][ T32] r5:800f0113 r4:80239bb0 [ 1335.449330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.449373][ T32] r4:82ac11e4 [ 1335.449392][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.449434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.449460][ T32] r4:e06cddc0 [ 1335.449481][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.449537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 5 printk messages dropped ** [ 1335.449722][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1335.450165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.450492][ T32] Call trace: [ 1335.450522][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.450567][ T32] r10:829189c0 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:84c36000 [ 1335.450588][ T32] r4:84c36000 [ 1335.450607][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.450647][ T32] r5:84c36000 r4:829189bc [ 1335.450666][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.450706][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.450759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1335.450781][ T32] r4:00000000 [ 1335.450799][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.450837][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.450896][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.450950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476480 [ 1335.450971][ T32] r4:00000000 [ 1335.450990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.451030][ T32] r9:83018205 r8:84c36000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1335.451081][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.451135][ T32] r5:00001000 r4:eb1e7000 [ 1335.451158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.451199][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.451260][ T32] r5:853f5b8c r4:853f5800 [ 1335.451283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.451326][ T32] r7:ddde2d40 r6:83018200 r5:853f5b8c r4:85460c80 ** 4 printk messages dropped ** [ 1335.451543][ T32] r10:00000000 r9:85460c80 r8:8027ecf4 r7:eb489e60 r6:85443b00 r5:84c36000 ** 8 printk messages dropped ** [ 1335.452080][ T32] INFO: task kworker/1:758:4914 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 13 printk messages dropped ** [ 1335.452611][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.452797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1335.453204][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1335.453507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.453735][ T32] task:kworker/1:759 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.454113][ T32] r5:84c34800 r4:829189bc ** 3 printk messages dropped ** [ 1335.454240][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.454450][ T32] r9:83018205 r8:84c34800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 6 printk messages dropped ** [ 1335.454720][ T32] r7:ddde2d40 r6:83018200 r5:853f5f8c r4:85460d00 [ 1335.454742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.454799][ T32] r10:61c88647 r9:84c34800 r8:85460d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.454826][ T32] r4:85460d00 [ 1335.454867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.454936][ T32] r10:00000000 r9:85460d00 r8:8027ecf4 r7:eb49de60 r6:85443b80 r5:84c34800 [ 1335.454960][ T32] r4:00000001 [ 1335.454995][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.455032][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1335.455059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.455087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.455112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.455140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.455161][ T32] r4:854763c0 [ 1335.455433][ T32] INFO: task kworker/1:759:4917 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.455467][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.455525][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.455564][ T32] Call trace: [ 1335.455592][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.455638][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.455660][ T32] r4:00000000 [ 1335.455691][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.455736][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.455764][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.455793][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.455817][ T32] dd60: 800f0113 ffffffff [ 1335.455839][ T32] r5:800f0113 r4:80239bb0 [ 1335.455859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.455898][ T32] r4:82ac11e4 [ 1335.455940][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.455986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.456008][ T32] r4:e06cddc0 [ 1335.456027][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.456069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.456090][ T32] r4:00000000 [ 1335.456108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.456147][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.456183][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.469852][ T32] r5:00001000 r4:dfd83000 [ 1335.469898][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.469966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.470007][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.470028][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.470073][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.470094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.470154][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1335.470363][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1335.470577][ T32] INFO: task kworker/1:760:4918 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.471047][ T32] r5:8535d400 r4:829189bc [ 1335.471068][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.471106][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.471349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476880 ** 9 printk messages dropped ** [ 1335.471703][ T32] r7:ddde2d40 r6:83018200 r5:853f678c r4:85460d80 ** 7 printk messages dropped ** [ 1335.471963][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) ** 6 printk messages dropped ** [ 1335.472718][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.473281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1335.473560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.474021][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1335.474328][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.474615][ T32] r4:84c35400 ** 1 printk messages dropped ** [ 1335.474702][ T32] r5:84c35400 r4:829189bc ** 1 printk messages dropped ** [ 1335.474770][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.474990][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.475251][ T32] r5:853f638c r4:853f6000 ** 3 printk messages dropped ** [ 1335.475391][ T32] r10:61c88647 r9:84c35400 r8:85460e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.475651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.484813][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.485141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.485163][ T32] r4:e06cddc0 [ 1335.485182][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.485224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.485246][ T32] r4:00000000 [ 1335.485265][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.485306][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.485328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.485370][ T32] r5:00001000 r4:dfd83000 [ 1335.485389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.485446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.485491][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.485511][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.485554][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.485575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.485618][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.485640][ T32] r4:85004e00 [ 1335.485659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.485729][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.485780][ T32] r4:00000001 [ 1335.485824][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.485884][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.485935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.485967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.485995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.486023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.486045][ T32] r4:8501e100 [ 1335.486068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.486118][ T32] INFO: task kworker/1:762:4922 blocked for more than 461 seconds. [ 1335.486154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.486189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.486235][ T32] task:kworker/1:762 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.491478][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.491578][ T32] Call trace: [ 1335.491635][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.491695][ T32] r10:829189c0 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:84c33c00 [ 1335.491724][ T32] r4:84c33c00 [ 1335.491745][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.491787][ T32] r5:84c33c00 r4:829189bc [ 1335.491831][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.491953][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.492002][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1335.492025][ T32] r4:00000000 [ 1335.492066][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.492108][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.492186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.492230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476840 [ 1335.492255][ T32] r4:00000000 [ 1335.492274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.492315][ T32] r9:83018205 r8:84c33c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.492336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.492376][ T32] r5:00001000 r4:eb24d000 [ 1335.492396][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.492434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.492471][ T32] r5:853f6f8c r4:853f6c00 [ 1335.492513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.492582][ T32] r7:ddde2d40 r6:83018200 r5:853f6f8c r4:85460e80 [ 1335.492642][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.492691][ T32] r10:61c88647 r9:84c33c00 r8:85460eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.492718][ T32] r4:85460e80 [ 1335.492739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.492784][ T32] r10:00000000 r9:85460e80 r8:8027ecf4 r7:eb4ade60 r6:85443d00 r5:84c33c00 [ 1335.492806][ T32] r4:00000001 [ 1335.492825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.492861][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1335.492890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.492918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.492968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.493001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.493035][ T32] r4:85476840 [ 1335.493529][ T32] INFO: task kworker/1:762:4922 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.493591][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.493658][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.493743][ T32] Call trace: [ 1335.493828][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.493906][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.493933][ T32] r4:00000000 [ 1335.493953][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1335.494074][ T32] dd60: 800f0113 ffffffff ** 8 printk messages dropped ** [ 1335.494529][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.494932][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1335.495313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.495678][ T32] r5:8545c800 r4:829189bc ** 1 printk messages dropped ** [ 1335.495750][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1335.506983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1335.507589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1335.508616][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1335.508979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.509001][ T32] r4:00000000 [ 1335.509020][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.509061][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.509081][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.509120][ T32] r5:00001000 r4:dfd83000 [ 1335.509139][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.509178][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.509231][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.509264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.509344][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.509368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.509415][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.509437][ T32] r4:85004e00 [ 1335.509478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.509537][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.509563][ T32] r4:00000001 [ 1335.509581][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.509615][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.509641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.509668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.509693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.509723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.509746][ T32] r4:8501e100 [ 1335.509766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.509795][ T32] INFO: task kworker/1:764:4925 blocked for more than 462 seconds. [ 1335.509828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.509851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.509872][ T32] task:kworker/1:764 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.509944][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.509988][ T32] Call trace: [ 1335.510018][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.510063][ T32] r10:829189c0 r9:eb4a5d84 r8:00000002 r7:60000013 r6:eb4a5d8c r5:8545ec00 [ 1335.510099][ T32] r4:8545ec00 [ 1335.510168][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.510217][ T32] r5:8545ec00 r4:829189bc [ 1335.510238][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.510301][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.510349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1335.510372][ T32] r4:00000000 [ 1335.510391][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.510442][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.510515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.510561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476dc0 [ 1335.510589][ T32] r4:00000000 [ 1335.510609][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.510650][ T32] r9:83018205 r8:8545ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.510674][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.510713][ T32] r5:00001000 r4:eb255000 [ 1335.510732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.510769][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.510854][ T32] r5:853f738c r4:853f7000 [ 1335.510879][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.510922][ T32] r7:ddde2d40 r6:83018200 r5:853f738c r4:85222000 [ 1335.510943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.510987][ T32] r10:61c88647 r9:8545ec00 r8:8522202c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.511009][ T32] r4:85222000 ** 1 printk messages dropped ** [ 1335.511070][ T32] r10:00000000 r9:85222000 r8:8027ecf4 r7:eb4b5e60 r6:85222080 r5:8545ec00 ** 7 printk messages dropped ** [ 1335.511296][ T32] r4:85476b40 ** 3 printk messages dropped ** [ 1335.511765][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.512007][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1335.512311][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.512776][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1335.513012][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1335.513375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.513753][ T32] r5:8545e000 r4:829189bc ** 1 printk messages dropped ** [ 1335.513811][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.514090][ T32] r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 14 printk messages dropped ** [ 1335.514581][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1335.514607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.514658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.514688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.514788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.514813][ T32] r4:854769c0 [ 1335.515077][ T32] INFO: task kworker/1:765:4927 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.515190][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.515322][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.515434][ T32] Call trace: [ 1335.515503][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.515552][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.515605][ T32] r4:00000000 [ 1335.515628][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.515691][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.515723][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.515822][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.515854][ T32] dd60: 800f0113 ffffffff [ 1335.515889][ T32] r5:800f0113 r4:80239bb0 [ 1335.515912][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.515952][ T32] r4:82ac11e4 [ 1335.515983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.516030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.516078][ T32] r4:e06cddc0 [ 1335.516101][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.516144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.516210][ T32] r4:00000000 [ 1335.533339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.533497][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.533529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.533577][ T32] r5:00001000 r4:dfd83000 [ 1335.533739][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.533785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.533976][ T32] r4:85004e00 ** 8 printk messages dropped ** [ 1335.534367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.535016][ T32] r5:8545d400 r4:829189bc [ 1335.535036][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.535149][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.535368][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.535591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.535932][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.536200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.544012][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.544201][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.544531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1335.544904][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1335.545181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.545549][ T32] INFO: task kworker/1:767:4932 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.545934][ T32] r5:853c8000 r4:829189bc [ 1335.545953][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.546060][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.546251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221040 ** 9 printk messages dropped ** [ 1335.553254][ T32] r7:ddde2d40 r6:83018200 r5:853f7b8c r4:85222300 ** 7 printk messages dropped ** [ 1335.553708][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) ** 5 printk messages dropped ** [ 1335.554370][ T32] INFO: task kworker/1:767:4932 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 15 printk messages dropped ** [ 1335.555039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1335.555488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.555841][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 8 printk messages dropped ** [ 1335.556087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.564709][ T32] r5:84e91800 r4:829189bc ** 1 printk messages dropped ** [ 1335.564804][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.564918][ T32] r4:00000000 [ 1335.564965][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.565033][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.565078][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.565119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221400 [ 1335.565152][ T32] r4:00000000 [ 1335.565174][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.565243][ T32] r9:83018205 r8:84e91800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1335.565268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.565310][ T32] r5:00001000 r4:eb4cd000 [ 1335.565344][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.565413][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.565535][ T32] r5:8540038c r4:85400000 [ 1335.565562][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.565607][ T32] r7:ddde2d40 r6:83018200 r5:8540038c r4:85222400 [ 1335.565627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.565682][ T32] r10:61c88647 r9:84e91800 r8:8522242c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.565708][ T32] r4:85222400 [ 1335.565733][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.565780][ T32] r10:00000000 r9:85222400 r8:8027ecf4 r7:eb4b9e60 r6:85443d80 r5:84e91800 [ 1335.565813][ T32] r4:00000001 [ 1335.565836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.565873][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1335.565907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.565949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.565982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.566013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.566062][ T32] r4:852213c0 [ 1335.571359][ T32] INFO: task kworker/1:768:4935 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.571469][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.571569][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.571654][ T32] Call trace: [ 1335.571702][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.571760][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.571811][ T32] r4:00000000 [ 1335.571891][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.571935][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.571966][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.571994][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.572029][ T32] dd60: 800f0113 ffffffff [ 1335.572056][ T32] r5:800f0113 r4:80239bb0 [ 1335.572077][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.572120][ T32] r4:82ac11e4 [ 1335.572140][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.572182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.572217][ T32] r4:e06cddc0 [ 1335.572258][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.572303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.572350][ T32] r4:00000000 [ 1335.572378][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.572423][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.572451][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.572523][ T32] r5:00001000 r4:dfd83000 [ 1335.572545][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.572608][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.572653][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.572701][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.572748][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.572769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.572813][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.572834][ T32] r4:85004e00 [ 1335.572854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.572898][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.572919][ T32] r4:00000001 [ 1335.572938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.572970][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.573010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.573041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.573072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.573125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.573150][ T32] r4:8501e100 [ 1335.573174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.573203][ T32] INFO: task kworker/1:769:4937 blocked for more than 462 seconds. [ 1335.573235][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.573259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.573280][ T32] task:kworker/1:769 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.573325][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.573396][ T32] Call trace: [ 1335.573452][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.573503][ T32] r10:829189c0 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:84e92400 [ 1335.573526][ T32] r4:84e92400 [ 1335.573556][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.573601][ T32] r5:84e92400 r4:829189bc [ 1335.573622][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.573672][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.573730][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 ** 3 printk messages dropped ** [ 1335.573903][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.574395][ T32] r7:ddde2d40 r6:83018200 r5:8540078c r4:85222480 ** 9 printk messages dropped ** [ 1335.574723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.575554][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1335.575892][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1335.576159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.585447][ T32] r4:85004e00 ** 2 printk messages dropped ** [ 1335.585561][ T32] r4:00000001 [ 1335.585591][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.585631][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.585663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.585690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.585738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.585770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.585792][ T32] r4:8501e100 [ 1335.585817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.585847][ T32] INFO: task kworker/1:770:4939 blocked for more than 462 seconds. [ 1335.585878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.585902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.585924][ T32] task:kworker/1:770 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.585981][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.586024][ T32] Call trace: [ 1335.586057][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.586106][ T32] r10:829189c0 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:84e90c00 [ 1335.586127][ T32] r4:84e90c00 [ 1335.586146][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.586216][ T32] r5:84e90c00 r4:829189bc [ 1335.590543][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.590678][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.590732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1335.590757][ T32] r4:00000000 [ 1335.590778][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.590816][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.590856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.590922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221780 [ 1335.590950][ T32] r4:00000000 [ 1335.590996][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.591044][ T32] r9:83018205 r8:84e90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1335.591067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.591109][ T32] r5:00001000 r4:eaac9000 [ 1335.591128][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.591167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.591205][ T32] r5:85400f8c r4:85400c00 [ 1335.591225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.591293][ T32] r7:ddde2d40 r6:83018200 r5:85400f8c r4:85222500 [ 1335.591319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.591365][ T32] r10:61c88647 r9:84e90c00 r8:8522252c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.591415][ T32] r4:85222500 [ 1335.591437][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.591488][ T32] r10:00000000 r9:85222500 r8:8027ecf4 r7:eb4b9e60 r6:85443e80 r5:84e90c00 [ 1335.591541][ T32] r4:00000001 [ 1335.591564][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.591601][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1335.591643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.591674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.591701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.591764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.591821][ T32] r4:852214c0 [ 1335.592324][ T32] INFO: task kworker/1:770:4939 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 1 printk messages dropped ** [ 1335.592433][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.592898][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1335.593083][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1335.593302][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1335.593795][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.593985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1335.594441][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.594509][ T32] r5:84e90000 r4:829189bc [ 1335.594532][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.594946][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.595203][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.595548][ T32] r4:00000001 [ 1335.595590][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.595646][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1335.595679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.595712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.595739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.595766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.595797][ T32] r4:85221880 [ 1335.596077][ T32] INFO: task kworker/1:771:4941 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.596140][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.606978][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.607108][ T32] Call trace: [ 1335.607144][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.607204][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.607230][ T32] r4:00000000 [ 1335.607249][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.607288][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.607318][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.607346][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.607370][ T32] dd60: 800f0113 ffffffff [ 1335.607420][ T32] r5:800f0113 r4:80239bb0 [ 1335.607446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.607496][ T32] r4:82ac11e4 [ 1335.607516][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.607558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.607595][ T32] r4:e06cddc0 [ 1335.607619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.607662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.607707][ T32] r4:00000000 [ 1335.607730][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.607794][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.607819][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.607860][ T32] r5:00001000 r4:dfd83000 [ 1335.607908][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.607951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.607991][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.608023][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.608070][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.608090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.608136][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.608171][ T32] r4:85004e00 [ 1335.608210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.608256][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 3 printk messages dropped ** [ 1335.608523][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.608815][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.609038][ T32] r5:84e93000 r4:829189bc [ 1335.609058][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.609236][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.609547][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.609938][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.610167][ T32] r4:85221840 ** 3 printk messages dropped ** [ 1335.610817][ T32] Call trace: ** 7 printk messages dropped ** [ 1335.611052][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1335.611238][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1335.611435][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.611773][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1335.612017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.612283][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.612678][ T32] r5:84e93c00 r4:829189bc ** 2 printk messages dropped ** [ 1335.612819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1335.612843][ T32] r4:00000000 [ 1335.612886][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.612930][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.612967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.613031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221a00 [ 1335.613056][ T32] r4:00000000 [ 1335.613075][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.613116][ T32] r9:83018205 r8:84e93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1335.613178][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.613220][ T32] r5:00001000 r4:eac23000 [ 1335.613258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.613299][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.613340][ T32] r5:8540178c r4:85401400 [ 1335.613361][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.613402][ T32] r7:ddde2d40 r6:83018200 r5:8540178c r4:85222680 [ 1335.613422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.613467][ T32] r10:61c88647 r9:84e93c00 r8:852226ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.613496][ T32] r4:85222680 [ 1335.613515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.613558][ T32] r10:00000000 r9:85222680 r8:8027ecf4 r7:eb4d5e60 r6:85205000 r5:84e93c00 [ 1335.613580][ T32] r4:00000001 [ 1335.613599][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.613646][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1335.613696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.613728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.613755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.613783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.613805][ T32] r4:852217c0 [ 1335.614109][ T32] INFO: task kworker/1:773:4945 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.614145][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.614270][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.614362][ T32] Call trace: [ 1335.614397][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.614447][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.614495][ T32] r4:00000000 [ 1335.614525][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1335.614672][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1335.614904][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1335.615121][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1335.615336][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 10 printk messages dropped ** [ 1335.615680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.616046][ T32] r4:84e94800 ** 1 printk messages dropped ** [ 1335.616126][ T32] r5:84e94800 r4:829189bc [ 1335.616149][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.633422][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.633795][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.634356][ T32] r10:61c88647 r9:84e94800 r8:8522272c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.634711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.635689][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 10 printk messages dropped ** [ 1335.644880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1335.645248][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1335.645512][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.645848][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.646135][ T32] r5:84e95400 r4:829189bc ** 1 printk messages dropped ** [ 1335.646222][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.651140][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.651555][ T32] r10:00000000 r9:85222800 r8:8027ecf4 r7:eb4d5e60 r6:85205100 r5:84e95400 ** 9 printk messages dropped ** [ 1335.652283][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.652938][ T32] r4:82ac11e4 [ 1335.652958][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.653022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.653049][ T32] r4:e06cddc0 [ 1335.653068][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.653111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.653133][ T32] r4:00000000 [ 1335.653177][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.653227][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.653273][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.653329][ T32] r5:00001000 r4:dfd83000 [ 1335.653404][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.653460][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.653508][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.653563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.653610][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.653632][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.653718][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.653749][ T32] r4:85004e00 [ 1335.653795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.653875][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.653931][ T32] r4:00000001 [ 1335.653991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.654035][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.654062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.654089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.654116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.654144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.654177][ T32] r4:8501e100 [ 1335.654215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.654248][ T32] INFO: task kworker/1:776:4951 blocked for more than 462 seconds. [ 1335.654281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.654307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.654344][ T32] task:kworker/1:776 state:D stack:0 pid:4951 tgid:4951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.654394][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.654433][ T32] Call trace: [ 1335.654462][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.654551][ T32] r10:829189c0 r9:eb4fdd84 r8:00000002 r7:60000013 r6:eb4fdd8c r5:84e96000 [ 1335.654578][ T32] r4:84e96000 [ 1335.654599][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.654640][ T32] r5:84e96000 r4:829189bc [ 1335.654660][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.654699][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.654743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1335.654766][ T32] r4:00000000 [ 1335.654784][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.654821][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.654858][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.654898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546b3c0 [ 1335.654919][ T32] r4:00000000 [ 1335.654937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.654979][ T32] r9:83018205 r8:84e96000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1335.654999][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.655037][ T32] r5:00001000 r4:eae85000 [ 1335.655056][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.655094][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.655131][ T32] r5:85402b8c r4:85402800 [ 1335.655150][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.655190][ T32] r7:ddde2d40 r6:83018200 r5:85402b8c r4:85222780 [ 1335.655211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.655267][ T32] r10:61c88647 r9:84e96000 r8:852227ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.655294][ T32] r4:85222780 [ 1335.655312][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.655367][ T32] r10:00000000 r9:85222780 r8:8027ecf4 r7:eb4d5e60 r6:85205180 r5:84e96000 [ 1335.655414][ T32] r4:00000001 [ 1335.655435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.655470][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1335.655502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.655530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.655577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.655624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.655649][ T32] r4:85221cc0 [ 1335.655936][ T32] INFO: task kworker/1:776:4951 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.655970][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.656041][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.656090][ T32] Call trace: [ 1335.656146][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.666794][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.666897][ T32] r4:00000000 [ 1335.666943][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.667013][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 1 printk messages dropped ** [ 1335.667076][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1335.667439][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.667761][ T32] r5:84ff7f8c r4:84ff7c00 ** 7 printk messages dropped ** [ 1335.668176][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.668535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.668953][ T32] r10:829189c0 r9:eb505d84 r8:00000002 r7:60000013 r6:eb505d8c r5:853c0c00 ** 4 printk messages dropped ** [ 1335.669102][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.669506][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.669875][ T32] r10:00000000 r9:85222880 r8:8027ecf4 r7:eb4fde60 r6:85205200 r5:853c0c00 ** 9 printk messages dropped ** [ 1335.670717][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.671440][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1335.671589][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1335.672000][ T32] r4:85004e00 ** 8 printk messages dropped ** [ 1335.672287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.672726][ T32] r5:853c1800 r4:829189bc [ 1335.672745][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.672783][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.672829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1335.672850][ T32] r4:00000000 [ 1335.672868][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.672907][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.672942][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.672983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85200640 [ 1335.673027][ T32] r4:00000000 [ 1335.673054][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.673096][ T32] r9:83018005 r8:853c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1335.673118][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.673162][ T32] r5:00001000 r4:eb36d000 [ 1335.673182][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.673221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.673259][ T32] r5:852ca38c r4:852ca000 [ 1335.673299][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.673465][ T32] r10:61c88647 r9:853c1800 r8:852052ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.673785][ T32] r4:85226a80 ** 2 printk messages dropped ** [ 1335.674211][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.674583][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1335.674777][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1335.675062][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1335.675220][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1335.675537][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.675847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.676104][ T32] r5:853c2400 r4:829189bc [ 1335.676127][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.688673][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.689091][ T32] r5:85402f8c r4:85402c00 ** 6 printk messages dropped ** [ 1335.689375][ T32] r10:00000000 r9:85222900 r8:8027ecf4 r7:eb4fde60 r6:85205380 r5:853c2400 ** 9 printk messages dropped ** [ 1335.690294][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.690972][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1335.691204][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1335.691398][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.691419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.691481][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.691506][ T32] r4:85004e00 [ 1335.691548][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.691632][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.691662][ T32] r4:00000001 [ 1335.691682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.691716][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.691789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.691846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.691879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.691932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.691956][ T32] r4:8501e100 [ 1335.691978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.692007][ T32] INFO: task kworker/1:779:4960 blocked for more than 462 seconds. [ 1335.692039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.692063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.692088][ T32] task:kworker/1:779 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.692160][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.692204][ T32] Call trace: [ 1335.692247][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.692323][ T32] r10:829189c0 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:853c3000 [ 1335.692349][ T32] r4:853c3000 [ 1335.692391][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.692457][ T32] r5:853c3000 r4:829189bc [ 1335.692532][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.692611][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.692661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1335.692683][ T32] r4:00000000 [ 1335.692702][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.692759][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.692825][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.692874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476740 [ 1335.692899][ T32] r4:00000000 [ 1335.692918][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.692958][ T32] r9:83018205 r8:853c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1335.692978][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.693038][ T32] r5:00001000 r4:eaecb000 [ 1335.693061][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.693101][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.693140][ T32] r5:8540338c r4:85403000 [ 1335.693182][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.693227][ T32] r7:ddde2d40 r6:83018200 r5:8540338c r4:85222980 [ 1335.693261][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.693321][ T32] r10:61c88647 r9:853c3000 r8:852229ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.693351][ T32] r4:85222980 [ 1335.693369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.693430][ T32] r10:00000000 r9:85222980 r8:8027ecf4 r7:eb509e60 r6:85205400 r5:853c3000 [ 1335.693455][ T32] r4:00000001 [ 1335.693483][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.693520][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1335.693545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.693574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.693601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.693630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.693652][ T32] r4:85221300 [ 1335.693946][ T32] INFO: task kworker/1:779:4960 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.694007][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.694079][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.694131][ T32] Call trace: [ 1335.694172][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.694225][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.694248][ T32] r4:00000000 [ 1335.694289][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1335.694437][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1335.694784][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.695015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.695279][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.695353][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.695379][ T32] r4:00000001 [ 1335.695398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.695456][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.695514][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.695545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.695571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.695598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.695621][ T32] r4:8501e100 [ 1335.695640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.695667][ T32] INFO: task kworker/1:780:4962 blocked for more than 462 seconds. [ 1335.695693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.695729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.695759][ T32] task:kworker/1:780 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.695818][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.695856][ T32] Call trace: [ 1335.695900][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.695945][ T32] r10:829189c0 r9:eb511d84 r8:00000002 r7:60000113 r6:eb511d8c r5:853c3c00 [ 1335.695968][ T32] r4:853c3c00 [ 1335.695991][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.696031][ T32] r5:853c3c00 r4:829189bc [ 1335.696050][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.696099][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.696193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1335.696254][ T32] r4:00000000 [ 1335.711555][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.711702][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.711751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.711808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d000 ** 3 printk messages dropped ** [ 1335.711964][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1335.712581][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.712829][ T32] r4:85221200 ** 1 printk messages dropped ** [ 1335.713356][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.713443][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.713495][ T32] Call trace: [ 1335.713539][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.713593][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.713629][ T32] r4:00000000 [ 1335.713653][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.713692][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.713720][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.713747][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.713770][ T32] dd60: 800f0113 ffffffff [ 1335.713792][ T32] r5:800f0113 r4:80239bb0 [ 1335.713811][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.713862][ T32] r4:82ac11e4 [ 1335.713886][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.713942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.713992][ T32] r4:e06cddc0 [ 1335.714015][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.714058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.714105][ T32] r4:00000000 [ 1335.714127][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.714169][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.714190][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.714229][ T32] r5:00001000 r4:dfd83000 [ 1335.714253][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.714318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.714383][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.714406][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.714449][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.714469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.714530][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.714557][ T32] r4:85004e00 [ 1335.714575][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.714620][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.714666][ T32] r4:00000001 [ 1335.714687][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.714722][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.714758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.714790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.714817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.714868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.714895][ T32] r4:8501e100 [ 1335.714964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.715021][ T32] INFO: task kworker/1:781:4964 blocked for more than 462 seconds. [ 1335.715057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.715081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.715102][ T32] task:kworker/1:781 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.715190][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.715522][ T32] r5:853c4800 r4:829189bc [ 1335.715543][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.715582][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.715769][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1335.716206][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.725297][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.725552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.731270][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1335.731567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1335.731896][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1335.732104][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1335.732566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.732596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.732622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.732697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.732734][ T32] r4:8501e100 [ 1335.732784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.732820][ T32] INFO: task kworker/1:782:4966 blocked for more than 462 seconds. [ 1335.732860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.732886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.732908][ T32] task:kworker/1:782 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.732959][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.733022][ T32] Call trace: [ 1335.733057][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.733103][ T32] r10:829189c0 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:853c6000 [ 1335.733150][ T32] r4:853c6000 [ 1335.733184][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.733229][ T32] r5:853c6000 r4:829189bc [ 1335.733249][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.733289][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.733334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1335.733355][ T32] r4:00000000 [ 1335.733399][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.733440][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.733484][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.733537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d3c0 [ 1335.733580][ T32] r4:00000000 [ 1335.733602][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.733644][ T32] r9:83018205 r8:853c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 6 printk messages dropped ** [ 1335.733910][ T32] r7:ddde2d40 r6:83018200 r5:8540438c r4:85222b00 ** 10 printk messages dropped ** [ 1335.734303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1335.735239][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1335.735480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.735515][ T32] r4:e06cddc0 [ 1335.735560][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.735658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.735683][ T32] r4:00000000 [ 1335.735704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.735746][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.735767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.735825][ T32] r5:00001000 r4:dfd83000 [ 1335.735847][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.735911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.735953][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.735973][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.736015][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.736036][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.736080][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.736101][ T32] r4:85004e00 [ 1335.736120][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.736163][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 3 printk messages dropped ** [ 1335.748252][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.749001][ T32] r10:829189c0 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:853c0000 ** 2 printk messages dropped ** [ 1335.749084][ T32] r5:853c0000 r4:829189bc [ 1335.749127][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.749365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.749762][ T32] r7:ddde2d40 r6:83018200 r5:85403f8c r4:85222b80 ** 8 printk messages dropped ** [ 1335.750080][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.750814][ T32] Call trace: ** 8 printk messages dropped ** [ 1335.751166][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.751397][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1335.751688][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1335.751822][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.751846][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.751889][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.751909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.751952][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.752020][ T32] r4:85004e00 [ 1335.752044][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.752136][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.752167][ T32] r4:00000001 [ 1335.752187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.752245][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.752275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.752333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.752363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.752425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.752450][ T32] r4:8501e100 [ 1335.752513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.752577][ T32] INFO: task kworker/1:784:4970 blocked for more than 462 seconds. [ 1335.752608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.752635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.752657][ T32] task:kworker/1:784 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.752702][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.752789][ T32] Call trace: [ 1335.752830][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.752878][ T32] r10:829189c0 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:84e96c00 [ 1335.752903][ T32] r4:84e96c00 [ 1335.752954][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.752998][ T32] r5:84e96c00 r4:829189bc [ 1335.753017][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.753056][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.753101][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1335.753125][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.753243][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1335.753678][ T32] r7:ddde2d40 r6:83018200 r5:8540478c r4:85222c00 ** 9 printk messages dropped ** [ 1335.753999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.754732][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 10 printk messages dropped ** [ 1335.755158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 11 printk messages dropped ** [ 1335.755683][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1335.755998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.765925][ T32] r5:85480c00 r4:829189bc [ 1335.765958][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.766209][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.766976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.767372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.768249][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.768616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1335.768998][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.769533][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.770100][ T32] r5:85480000 r4:829189bc [ 1335.770120][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.770449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d800 ** 11 printk messages dropped ** [ 1335.770937][ T32] r10:61c88647 r9:85480000 r8:85222d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.770987][ T32] r4:85222d00 [ 1335.771009][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.771054][ T32] r10:00000000 r9:85222d00 r8:8027ecf4 r7:eb535e60 r6:85205780 r5:85480000 [ 1335.771088][ T32] r4:00000001 [ 1335.771176][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.771226][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1335.771253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.771298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.771420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.771451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.771483][ T32] r4:8521d6c0 [ 1335.771762][ T32] INFO: task kworker/1:786:4975 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.771820][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.771915][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.771961][ T32] Call trace: [ 1335.772005][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.772053][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.772076][ T32] r4:00000000 [ 1335.772095][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.772131][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.772159][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.772186][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.772209][ T32] dd60: 800f0113 ffffffff [ 1335.772256][ T32] r5:800f0113 r4:80239bb0 [ 1335.772302][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.772378][ T32] r4:82ac11e4 [ 1335.772402][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.772493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.772529][ T32] r4:e06cddc0 [ 1335.772575][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.772632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.772690][ T32] r4:00000000 [ 1335.772713][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.772755][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.772811][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.772856][ T32] r5:00001000 r4:dfd83000 [ 1335.772875][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.772963][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.773030][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.773077][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.773124][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.773145][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.773190][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.773212][ T32] r4:85004e00 [ 1335.773231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.773275][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.773298][ T32] r4:00000001 [ 1335.773317][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.773350][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.773376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.773404][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.773429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.773480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.773507][ T32] r4:8501e100 [ 1335.773526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.773558][ T32] INFO: task kworker/1:787:4976 blocked for more than 462 seconds. [ 1335.773586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.773609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.773629][ T32] task:kworker/1:787 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.773672][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.773711][ T32] Call trace: [ 1335.773760][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.773820][ T32] r10:829189c0 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:85481800 [ 1335.773856][ T32] r4:85481800 [ 1335.773901][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.773958][ T32] r5:85481800 r4:829189bc [ 1335.773987][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.774027][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.774073][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1335.774095][ T32] r4:00000000 [ 1335.774137][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.774180][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.774218][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.774270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d980 [ 1335.774296][ T32] r4:00000000 [ 1335.774316][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.774384][ T32] r9:83018205 r8:85481800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1335.774408][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.774447][ T32] r5:00001000 r4:eb337000 [ 1335.774480][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.774524][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.774596][ T32] r5:8540538c r4:85405000 [ 1335.774737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.774783][ T32] r7:ddde2d40 r6:83018200 r5:8540538c r4:85222d80 [ 1335.774804][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.774848][ T32] r10:61c88647 r9:85481800 r8:85222dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.774875][ T32] r4:85222d80 [ 1335.774895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.774937][ T32] r10:00000000 r9:85222d80 r8:8027ecf4 r7:eb541e60 r6:85205800 r5:85481800 [ 1335.774960][ T32] r4:00000001 [ 1335.774978][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.775034][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1335.775064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.775092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.775117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.775156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.775205][ T32] r4:8521d6c0 [ 1335.775497][ T32] INFO: task kworker/1:787:4976 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.775530][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.776103][ T32] r5:800f0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.776174][ T32] r4:82ac11e4 [ 1335.776268][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.796895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.796989][ T32] r4:e06cddc0 [ 1335.797017][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.797086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.797110][ T32] r4:00000000 [ 1335.797130][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.797175][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.797197][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.797252][ T32] r5:00001000 r4:dfd83000 [ 1335.797276][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.797341][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.797386][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.797407][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.797481][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.797507][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.797576][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.797648][ T32] r4:85004e00 [ 1335.797682][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.797731][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.797753][ T32] r4:00000001 [ 1335.797772][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.797806][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.797860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.797893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.798058][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1335.798566][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.798607][ T32] r5:85483c00 r4:829189bc [ 1335.798628][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.798896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521de80 ** 9 printk messages dropped ** [ 1335.799294][ T32] r7:ddde2d40 r6:83018200 r5:8540638c r4:85222e00 ** 5 printk messages dropped ** [ 1335.799514][ T32] r4:00000001 [ 1335.799534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.799571][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1335.799596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.799624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.799650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.799679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.799707][ T32] r4:8521dac0 [ 1335.800191][ T32] INFO: task kworker/1:788:4978 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.800226][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.800333][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.800396][ T32] Call trace: [ 1335.800434][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.800519][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.800546][ T32] r4:00000000 [ 1335.800565][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.800604][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.800631][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.800661][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.800683][ T32] dd60: 800f0113 ffffffff [ 1335.800717][ T32] r5:800f0113 r4:80239bb0 [ 1335.800746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.800788][ T32] r4:82ac11e4 [ 1335.800808][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.800896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.801016][ T32] r4:e06cddc0 [ 1335.801039][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1335.801163][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.801572][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1335.801773][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1335.801977][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.802255][ T32] task:kworker/1:789 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.802561][ T32] r5:85482400 r4:829189bc [ 1335.802581][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.802837][ T32] r4:00000000 [ 1335.802858][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.802943][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.802991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.803055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521db00 [ 1335.803081][ T32] r4:00000000 [ 1335.803101][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.803143][ T32] r9:83018205 r8:85482400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1335.803176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.803228][ T32] r5:00001000 r4:eb343000 [ 1335.803248][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.803291][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.803331][ T32] r5:8540578c r4:85405400 [ 1335.803350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.803391][ T32] r7:ddde2d40 r6:83018200 r5:8540578c r4:85222f00 [ 1335.803412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.803476][ T32] r10:61c88647 r9:85482400 r8:85222f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.803575][ T32] r4:85222f00 [ 1335.803599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.803643][ T32] r10:00000000 r9:85222f00 r8:8027ecf4 r7:eb54de60 r6:85205900 r5:85482400 [ 1335.803665][ T32] r4:00000001 [ 1335.803684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.803743][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1335.803799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.803878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.803907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.803935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1335.804505][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.804918][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1335.805108][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1335.805860][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.820591][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1335.820749][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.820793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.820826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.820860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.820889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.820911][ T32] r4:8501e100 [ 1335.820936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.820966][ T32] INFO: task kworker/1:790:4981 blocked for more than 462 seconds. [ 1335.820998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.821022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.821044][ T32] task:kworker/1:790 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.821102][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.821188][ T32] Call trace: [ 1335.821225][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.821276][ T32] r10:829189c0 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:85483000 [ 1335.821328][ T32] r4:85483000 [ 1335.821411][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.821504][ T32] r5:85483000 r4:829189bc [ 1335.821530][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.821623][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.821816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.822392][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1335.822877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.823873][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1335.824100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1335.824526][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.824977][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1335.825403][ T32] INFO: task kworker/1:791:4984 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.825912][ T32] r5:85484800 r4:829189bc [ 1335.825932][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.826157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.837707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521dd80 [ 1335.837808][ T32] r4:00000000 [ 1335.837835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.837901][ T32] r9:83018205 r8:85484800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1335.837924][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.837966][ T32] r5:00001000 r4:eb383000 [ 1335.837986][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.838025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.838084][ T32] r5:85405f8c r4:85405c00 [ 1335.838132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.838197][ T32] r7:ddde2d40 r6:83018200 r5:85405f8c r4:85222f80 [ 1335.838218][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.838263][ T32] r10:61c88647 r9:85484800 r8:85222fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.838286][ T32] r4:85222f80 [ 1335.838306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.838374][ T32] r10:00000000 r9:85222f80 r8:8027ecf4 r7:eb54de60 r6:85205a00 r5:85484800 [ 1335.838414][ T32] r4:00000001 [ 1335.838478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.838611][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1335.838724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.838888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.838922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.838956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.839005][ T32] r4:8521dc40 [ 1335.839496][ T32] INFO: task kworker/1:791:4984 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.839545][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.839820][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.839890][ T32] Call trace: [ 1335.839927][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.839990][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.840016][ T32] r4:00000000 [ 1335.840037][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.840076][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.840105][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.840134][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.840157][ T32] dd60: 800f0113 ffffffff [ 1335.840180][ T32] r5:800f0113 r4:80239bb0 [ 1335.840200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.840252][ T32] r4:82ac11e4 [ 1335.840351][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.840398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.840420][ T32] r4:e06cddc0 [ 1335.840440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.840511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.840548][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.840716][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1335.841095][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.841371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.841787][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.842076][ T32] r5:85486000 r4:829189bc [ 1335.842123][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.842240][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.842372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502c280 ** 11 printk messages dropped ** [ 1335.842748][ T32] r10:61c88647 r9:85486000 r8:85205aac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.843252][ T32] r4:85200540 ** 8 printk messages dropped ** [ 1335.843879][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 3 printk messages dropped ** [ 1335.843995][ T32] r5:800f0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.844127][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.844215][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1335.844429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.844788][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1335.845172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.845512][ T32] task:kworker/1:792 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.845895][ T32] r5:85485400 r4:829189bc ** 2 printk messages dropped ** [ 1335.845997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1335.846047][ T32] r4:00000000 [ 1335.846070][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.846108][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.846144][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.846277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520b340 [ 1335.862038][ T32] r4:00000000 [ 1335.862109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.862209][ T32] r9:83018205 r8:85485400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1335.862261][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.862336][ T32] r5:00001000 r4:eb59d000 [ 1335.862384][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.862429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.862484][ T32] r5:85407b8c r4:85407800 [ 1335.862508][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.862558][ T32] r7:ddde2d40 r6:83018200 r5:85407b8c r4:85210000 [ 1335.862581][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.862626][ T32] r10:61c88647 r9:85485400 r8:8521002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.862648][ T32] r4:85210000 [ 1335.862690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.862740][ T32] r10:00000000 r9:85210000 r8:8027ecf4 r7:eb54de60 r6:85205b80 r5:85485400 [ 1335.862787][ T32] r4:00000001 [ 1335.862834][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.862901][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1335.862934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.862963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.862991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.863019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.863041][ T32] r4:8521de00 [ 1335.863535][ T32] INFO: task kworker/1:792:4988 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.863588][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.863702][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.863778][ T32] Call trace: [ 1335.863823][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.864195][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.864469][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.864787][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.865218][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1335.865519][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.865838][ T32] r4:85486c00 ** 1 printk messages dropped ** [ 1335.865909][ T32] r5:85486c00 r4:829189bc [ 1335.865932][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.866065][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.872747][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.873086][ T32] r5:8540678c r4:85406400 ** 4 printk messages dropped ** [ 1335.873375][ T32] r4:85210080 ** 6 printk messages dropped ** [ 1335.873744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.874711][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.874951][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.875182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1335.875597][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 10 printk messages dropped ** [ 1335.876213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.885769][ T32] r10:829189c0 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:84d68000 ** 2 printk messages dropped ** [ 1335.885861][ T32] r5:84d68000 r4:829189bc ** 5 printk messages dropped ** [ 1335.886043][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.891322][ T32] r5:85406b8c r4:85406800 ** 7 printk messages dropped ** [ 1335.891775][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.892103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.892820][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.893094][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.893124][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.893153][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.893176][ T32] dd60: 800f0113 ffffffff [ 1335.893199][ T32] r5:800f0113 r4:80239bb0 [ 1335.893218][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.893353][ T32] r4:82ac11e4 [ 1335.893378][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.893436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.893560][ T32] r4:e06cddc0 [ 1335.893584][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.893629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.893657][ T32] r4:00000000 [ 1335.893678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.893719][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.893740][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.893779][ T32] r5:00001000 r4:dfd83000 [ 1335.893883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.893926][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.893965][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.894015][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.894065][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.894091][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.894137][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.894160][ T32] r4:85004e00 [ 1335.894178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.894249][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.894275][ T32] r4:00000001 [ 1335.894316][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.894352][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.894382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.894416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.894443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.894476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.894508][ T32] r4:8501e100 [ 1335.894529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.894559][ T32] INFO: task kworker/1:795:4993 blocked for more than 462 seconds. [ 1335.894591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.894614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.894634][ T32] task:kworker/1:795 state:D stack:0 pid:4993 tgid:4993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.894679][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.894758][ T32] Call trace: [ 1335.894790][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.894837][ T32] r10:829189c0 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:84d68c00 [ 1335.894880][ T32] r4:84d68c00 [ 1335.894947][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.894992][ T32] r5:84d68c00 r4:829189bc [ 1335.895062][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.895107][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.895164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1335.895216][ T32] r4:00000000 [ 1335.895238][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.895276][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.895346][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.895391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852268c0 [ 1335.895458][ T32] r4:00000000 [ 1335.895509][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.895553][ T32] r9:83018205 r8:84d68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1335.895575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.895616][ T32] r5:00001000 r4:eb3e7000 [ 1335.895635][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.895760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.895818][ T32] r5:85406f8c r4:85406c00 [ 1335.895866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.895912][ T32] r7:ddde2d40 r6:83018200 r5:85406f8c r4:85210180 [ 1335.895957][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.896005][ T32] r10:61c88647 r9:84d68c00 r8:852101ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.896027][ T32] r4:85210180 [ 1335.896045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.896087][ T32] r10:00000000 r9:85210180 r8:8027ecf4 r7:eb56de60 r6:85205d00 r5:84d68c00 [ 1335.896156][ T32] r4:00000001 [ 1335.896193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.905183][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1335.905247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.905314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.905346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.905461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.905498][ T32] r4:8521d100 [ 1335.905982][ T32] INFO: task kworker/1:795:4993 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.906091][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.906286][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.911254][ T32] Call trace: [ 1335.911295][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.911365][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.911394][ T32] r4:00000000 [ 1335.911419][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.911481][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.911517][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.911546][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.911569][ T32] dd60: 800f0113 ffffffff [ 1335.911592][ T32] r5:800f0113 r4:80239bb0 [ 1335.911613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.911656][ T32] r4:82ac11e4 [ 1335.911675][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.911716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.911750][ T32] r4:e06cddc0 [ 1335.911778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.911823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 4 printk messages dropped ** [ 1335.911971][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1335.912260][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.912825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.913244][ T32] r4:84d6b000 ** 1 printk messages dropped ** [ 1335.913332][ T32] r5:84d6b000 r4:829189bc [ 1335.913352][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.913439][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.913495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1335.913518][ T32] r4:00000000 [ 1335.913561][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.913604][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.913689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.913735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520b000 [ 1335.913767][ T32] r4:00000000 [ 1335.913789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.913830][ T32] r9:83018205 r8:84d6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1335.913852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.913995][ T32] r5:00001000 r4:eb585000 [ 1335.914018][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.914057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.914118][ T32] r5:8540738c r4:85407000 [ 1335.914142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.914184][ T32] r7:ddde2d40 r6:83018200 r5:8540738c r4:85210200 [ 1335.914203][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.914271][ T32] r10:61c88647 r9:84d6b000 r8:8521022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.914312][ T32] r4:85210200 [ 1335.914334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.914382][ T32] r10:00000000 r9:85210200 r8:8027ecf4 r7:eb56de60 r6:85205d80 r5:84d6b000 [ 1335.914406][ T32] r4:00000001 [ 1335.914425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.914459][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) ** 1 printk messages dropped ** [ 1335.914576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.915335][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.915651][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1335.916109][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1335.926868][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.926889][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.926937][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.926959][ T32] r4:85004e00 [ 1335.926979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.927026][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.927049][ T32] r4:00000001 [ 1335.927067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.927118][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.927153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.927206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.927236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.927277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.927302][ T32] r4:8501e100 [ 1335.927326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.927357][ T32] INFO: task kworker/1:797:4997 blocked for more than 462 seconds. [ 1335.927389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.927414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.927449][ T32] task:kworker/1:797 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.927516][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.927595][ T32] Call trace: [ 1335.927645][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.927698][ T32] r10:829189c0 r9:eb5a1d84 r8:00000002 r7:60000113 r6:eb5a1d8c r5:84d69800 [ 1335.927727][ T32] r4:84d69800 [ 1335.927770][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.927814][ T32] r5:84d69800 r4:829189bc [ 1335.927834][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.927874][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.928121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520b180 ** 9 printk messages dropped ** [ 1335.928531][ T32] r7:ddde2d40 r6:83018200 r5:8540778c r4:85210280 ** 4 printk messages dropped ** [ 1335.928680][ T32] r10:00000000 r9:85210280 r8:8027ecf4 r7:eb56de60 r6:85205e00 r5:84d69800 ** 9 printk messages dropped ** [ 1335.929435][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.929767][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.929819][ T32] dd60: 800f0113 ffffffff [ 1335.929856][ T32] r5:800f0113 r4:80239bb0 [ 1335.929879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.929920][ T32] r4:82ac11e4 [ 1335.929955][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.930022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.930047][ T32] r4:e06cddc0 [ 1335.930068][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.930109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.930131][ T32] r4:00000000 [ 1335.930149][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.930188][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.930209][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.930358][ T32] r5:00001000 r4:dfd83000 [ 1335.930384][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.930425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.930468][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.930498][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.930541][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.930562][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.930605][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.930638][ T32] r4:85004e00 [ 1335.930660][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.930706][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.930740][ T32] r4:00000001 [ 1335.930762][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.930824][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.930853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.930908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.930961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.931016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.931089][ T32] r4:8501e100 [ 1335.931113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.931141][ T32] INFO: task kworker/1:798:5000 blocked for more than 462 seconds. [ 1335.931167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.931214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.931238][ T32] task:kworker/1:798 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.931290][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.931384][ T32] Call trace: [ 1335.931424][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.931470][ T32] r10:829189c0 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:84d6c800 [ 1335.931497][ T32] r4:84d6c800 [ 1335.931517][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.931556][ T32] r5:84d6c800 r4:829189bc [ 1335.931575][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.931614][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.931658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1335.931680][ T32] r4:00000000 [ 1335.931698][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.931735][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.931771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.931810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520b5c0 [ 1335.931831][ T32] r4:00000000 [ 1335.931850][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.932005][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.932428][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) ** 7 printk messages dropped ** [ 1335.933092][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.933442][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.933747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 15 printk messages dropped ** [ 1335.934410][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.934638][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1335.935011][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.935372][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.935458][ T32] r5:853cb000 r4:829189bc [ 1335.935485][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.935524][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.935568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1335.935589][ T32] r4:00000000 [ 1335.935607][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.935647][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.935682][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.935722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520b440 [ 1335.935777][ T32] r4:00000000 [ 1335.935799][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.935863][ T32] r9:83018205 r8:853cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1335.935912][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.935954][ T32] r5:00001000 r4:eb5af000 [ 1335.935974][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.936013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.936050][ T32] r5:85407f8c r4:85407c00 [ 1335.936099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.936145][ T32] r7:ddde2d40 r6:83018200 r5:85407f8c r4:85210380 [ 1335.936167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.953269][ T32] r10:61c88647 r9:853cb000 r8:852103ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.953358][ T32] r4:85210380 [ 1335.953408][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.953511][ T32] r10:00000000 r9:85210380 r8:8027ecf4 r7:eb5ade60 r6:85210400 r5:853cb000 [ 1335.953544][ T32] r4:00000001 [ 1335.953567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.953604][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1335.953633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.953685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.954370][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.955402][ T32] r4:e06cddc0 ** 8 printk messages dropped ** [ 1335.955883][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1335.963182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.963804][ T32] r5:853cbc00 r4:829189bc [ 1335.963829][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.964073][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.964507][ T32] r5:8540878c r4:85408400 ** 9 printk messages dropped ** [ 1335.964862][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) ** 10 printk messages dropped ** [ 1335.965769][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 17 printk messages dropped ** [ 1335.973733][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1335.974199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1335.974609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.974975][ T32] r5:853cc800 r4:829189bc ** 1 printk messages dropped ** [ 1335.975068][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.975357][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.975664][ T32] r5:85408b8c r4:85408800 ** 7 printk messages dropped ** [ 1335.975982][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.981580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.982533][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 4 printk messages dropped ** [ 1335.982691][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.982741][ T32] dd60: 800f0113 ffffffff [ 1335.982768][ T32] r5:800f0113 r4:80239bb0 [ 1335.982789][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.982841][ T32] r4:82ac11e4 [ 1335.982862][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.982905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.982928][ T32] r4:e06cddc0 [ 1335.982958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.983004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.983027][ T32] r4:00000000 [ 1335.983045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.983087][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.983110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.983151][ T32] r5:00001000 r4:dfd83000 [ 1335.983171][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.983209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.983247][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.983266][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.983308][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.983328][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.983372][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.983394][ T32] r4:85004e00 [ 1335.983413][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.983457][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.983485][ T32] r4:00000001 [ 1335.983504][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.983537][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.983563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.983590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.983615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.983642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.983663][ T32] r4:8501e100 [ 1335.983710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.983745][ T32] INFO: task kworker/1:802:5008 blocked for more than 462 seconds. [ 1335.983777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.983801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.983836][ T32] task:kworker/1:802 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.983909][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.983952][ T32] Call trace: [ 1335.983981][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.984028][ T32] r10:829189c0 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:853cd400 [ 1335.984051][ T32] r4:853cd400 [ 1335.984083][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.984125][ T32] r5:853cd400 r4:829189bc [ 1335.984145][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.984184][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.984228][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1335.984251][ T32] r4:00000000 [ 1335.984269][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.984307][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.984343][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.984408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520bd40 [ 1335.984433][ T32] r4:00000000 [ 1335.984452][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.984523][ T32] r9:83018205 r8:853cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1335.984545][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.984610][ T32] r5:00001000 r4:eb5eb000 [ 1335.984644][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.984686][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.984748][ T32] r5:8540978c r4:85409400 [ 1335.984772][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.984825][ T32] r7:ddde2d40 r6:83018200 r5:8540978c r4:85210680 [ 1335.984848][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.984893][ T32] r10:61c88647 r9:853cd400 r8:852106ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.984915][ T32] r4:85210680 [ 1335.984945][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.984990][ T32] r10:00000000 r9:85210680 r8:8027ecf4 r7:eb5b9e60 r6:85210700 r5:853cd400 [ 1335.985036][ T32] r4:00000001 [ 1335.985057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.985094][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1335.985120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.985149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.985180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.985209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.985230][ T32] r4:8520ba00 [ 1335.985516][ T32] INFO: task kworker/1:802:5008 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1335.985551][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.985605][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.985673][ T32] Call trace: [ 1335.985737][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.985786][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1335.985809][ T32] r4:00000000 [ 1335.985827][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.985864][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1335.985892][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1335.985933][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1335.985960][ T32] dd60: 800f0113 ffffffff [ 1335.985983][ T32] r5:800f0113 r4:80239bb0 [ 1335.986014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.986056][ T32] r4:82ac11e4 [ 1335.986099][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.986144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1335.986165][ T32] r4:e06cddc0 [ 1335.986205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.996794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1335.996894][ T32] r4:00000000 [ 1335.996919][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.996989][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.997028][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.997100][ T32] r5:00001000 r4:dfd83000 [ 1335.997124][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.997165][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.997204][ T32] r5:84ff7f8c r4:84ff7c00 [ 1335.997247][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.997327][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1335.997398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.997459][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.997490][ T32] r4:85004e00 [ 1335.997534][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.997585][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1335.997607][ T32] r4:00000001 [ 1335.997627][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.997690][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1335.997757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.997789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.997816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.997858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1335.998153][ T32] task:kworker/1:803 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.998597][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.998730][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.998792][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.998852][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.998898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ba80 [ 1335.998921][ T32] r4:00000000 [ 1335.998999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.999045][ T32] r9:83018205 r8:84d6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1335.999067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.999151][ T32] r5:00001000 r4:eb5d7000 [ 1335.999198][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.999242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.999281][ T32] r5:85408f8c r4:85408c00 [ 1335.999300][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.999363][ T32] r7:ddde2d40 r6:83018200 r5:85408f8c r4:85210780 [ 1335.999420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.999543][ T32] r10:61c88647 r9:84d6d400 r8:852107ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.999577][ T32] r4:85210780 [ 1335.999646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.999694][ T32] r10:00000000 r9:85210780 r8:8027ecf4 r7:eb5c1e60 r6:85205f00 r5:84d6d400 [ 1335.999716][ T32] r4:00000001 [ 1335.999736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.999770][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1335.999795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.999828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.999867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.999898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.999937][ T32] r4:8520ba00 [ 1336.000438][ T32] INFO: task kworker/1:803:5009 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.000556][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.000624][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.000690][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.000794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.001006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1336.001378][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1336.001755][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1336.002077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1336.002368][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.002546][ T32] r10:829189c0 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:84d6e000 [ 1336.002568][ T32] r4:84d6e000 [ 1336.002587][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.002626][ T32] r5:84d6e000 r4:829189bc [ 1336.002645][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.002682][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.002726][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1336.002750][ T32] r4:00000000 [ 1336.002774][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.002836][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.002905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.002974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520bc40 [ 1336.002999][ T32] r4:00000000 [ 1336.003019][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.003059][ T32] r9:83018205 r8:84d6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1336.003082][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.003164][ T32] r5:00001000 r4:eb5dd000 [ 1336.003187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.003226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.003264][ T32] r5:8540938c r4:85409000 [ 1336.003283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.003330][ T32] r7:ddde2d40 r6:83018200 r5:8540938c r4:85210800 [ 1336.003351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.003419][ T32] r10:61c88647 r9:84d6e000 r8:8521082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.003444][ T32] r4:85210800 [ 1336.003464][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.003513][ T32] r10:00000000 r9:85210800 r8:8027ecf4 r7:eb5c1e60 r6:85205f80 r5:84d6e000 [ 1336.003541][ T32] r4:00000001 [ 1336.003596][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.003736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.004754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1336.005296][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1336.005644][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1336.005867][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.024945][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.025372][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.025415][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.025480][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1336.025531][ T32] r4:00000000 [ 1336.025579][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.025624][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.025665][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.025708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520be00 [ 1336.025736][ T32] r4:00000000 [ 1336.025780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.025842][ T32] r9:83018205 r8:84d6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1336.025867][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.025908][ T32] r5:00001000 r4:eb5f1000 [ 1336.025928][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.025992][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.026035][ T32] r5:85409b8c r4:85409800 [ 1336.026067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.026139][ T32] r7:ddde2d40 r6:83018200 r5:85409b8c r4:85210880 [ 1336.026165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.028775][ T32] r10:61c88647 r9:84d6ec00 r8:852108ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.028845][ T32] r4:85210880 [ 1336.028869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.028933][ T32] r10:00000000 r9:85210880 r8:8027ecf4 r7:eb5c1e60 r6:85501000 r5:84d6ec00 [ 1336.028956][ T32] r4:00000001 [ 1336.028975][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.029012][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1336.029066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.029112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.029165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.029222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.029249][ T32] r4:8520bdc0 [ 1336.029763][ T32] INFO: task kworker/1:805:5014 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.029809][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.029909][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.029986][ T32] Call trace: [ 1336.030054][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.030115][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 5 printk messages dropped ** [ 1336.030442][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1336.030913][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1336.031133][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.031623][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1336.031787][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1336.032034][ T32] INFO: task kworker/1:806:5016 blocked for more than 462 seconds. ** 10 printk messages dropped ** [ 1336.032438][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.032507][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.032632][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.033137][ T32] r7:ddde2d40 r6:83018200 r5:8540a78c r4:85210900 ** 5 printk messages dropped ** [ 1336.033380][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.033571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.034262][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.034547][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1336.034841][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1336.035029][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.035359][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1336.035618][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.035978][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.049702][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.049852][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.049914][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.050304][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.050713][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.050881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.051781][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 4 printk messages dropped ** [ 1336.051963][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.051986][ T32] dd60: 800f0113 ffffffff [ 1336.052009][ T32] r5:800f0113 r4:80239bb0 [ 1336.052028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.052092][ T32] r4:82ac11e4 [ 1336.052116][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.052159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.052181][ T32] r4:e06cddc0 [ 1336.052201][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.052242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.052264][ T32] r4:00000000 [ 1336.052282][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.052323][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.052345][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.052388][ T32] r5:00001000 r4:dfd83000 [ 1336.052430][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.052576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.052623][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.052644][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.052699][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.052723][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.052770][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.052794][ T32] r4:85004e00 [ 1336.052835][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.052883][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.052923][ T32] r4:00000001 [ 1336.052972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.053010][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.053037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.053065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.053090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.053117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.053151][ T32] r4:8501e100 [ 1336.053175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.053205][ T32] INFO: task kworker/1:808:5019 blocked for more than 462 seconds. [ 1336.053238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.053284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.053308][ T32] task:kworker/1:808 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.053368][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.053447][ T32] Call trace: [ 1336.053487][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.053532][ T32] r10:829189c0 r9:eb3f5d84 r8:00000002 r7:60000013 r6:eb3f5d8c r5:853c6c00 [ 1336.053554][ T32] r4:853c6c00 [ 1336.053572][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.053613][ T32] r5:853c6c00 r4:829189bc [ 1336.053646][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.053688][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.053746][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1336.053770][ T32] r4:00000000 [ 1336.053790][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.053828][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.053864][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.053922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500680 [ 1336.053949][ T32] r4:00000000 [ 1336.053991][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.054036][ T32] r9:83018205 r8:853c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1336.054058][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.054096][ T32] r5:00001000 r4:e88b9000 [ 1336.054162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.054229][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.054277][ T32] r5:8540ab8c r4:8540a800 [ 1336.054321][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.054370][ T32] r7:ddde2d40 r6:83018200 r5:8540ab8c r4:85210a00 [ 1336.054400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.054444][ T32] r10:61c88647 r9:853c6c00 r8:85210a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.054467][ T32] r4:85210a00 [ 1336.054493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.054536][ T32] r10:00000000 r9:85210a00 r8:8027ecf4 r7:eb5fde60 r6:85501180 r5:853c6c00 [ 1336.054559][ T32] r4:00000001 [ 1336.054599][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.054636][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1336.054662][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.054689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.054715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.054743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.054764][ T32] r4:85500340 [ 1336.055037][ T32] INFO: task kworker/1:808:5019 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.055070][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.055148][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.055228][ T32] Call trace: [ 1336.055284][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.055358][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.055383][ T32] r4:00000000 [ 1336.055408][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.055483][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.055544][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.055593][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.055619][ T32] dd60: 800f0113 ffffffff [ 1336.055642][ T32] r5:800f0113 r4:80239bb0 [ 1336.055661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.055701][ T32] r4:82ac11e4 [ 1336.055721][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.055761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.055782][ T32] r4:e06cddc0 [ 1336.055812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1336.055962][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.065746][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1336.065953][ T32] r4:85004e00 ** 1 printk messages dropped ** [ 1336.066023][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.066045][ T32] r4:00000001 [ 1336.066063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.066099][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.066129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.066157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.066215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.066614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.066655][ T32] r4:8501e100 [ 1336.066680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.066709][ T32] INFO: task kworker/1:809:5024 blocked for more than 462 seconds. [ 1336.066751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.066776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.066797][ T32] task:kworker/1:809 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.066888][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.066958][ T32] Call trace: [ 1336.066991][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.067042][ T32] r10:829189c0 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:84cb0000 [ 1336.067064][ T32] r4:84cb0000 [ 1336.067149][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.067259][ T32] r5:84cb0000 r4:829189bc [ 1336.067282][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.067322][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.067367][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1336.067388][ T32] r4:00000000 [ 1336.067449][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.067491][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.067531][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.067572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855007c0 [ 1336.067598][ T32] r4:00000000 [ 1336.067618][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.067661][ T32] r9:83018205 r8:84cb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1336.067682][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.067727][ T32] r5:00001000 r4:ea95d000 [ 1336.067748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.067793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.067833][ T32] r5:8540af8c r4:8540ac00 [ 1336.067852][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.067919][ T32] r7:ddde2d40 r6:83018200 r5:8540af8c r4:85210a80 [ 1336.067947][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.067993][ T32] r10:61c88647 r9:84cb0000 r8:85210aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.068014][ T32] r4:85210a80 [ 1336.068033][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.068075][ T32] r10:00000000 r9:85210a80 r8:8027ecf4 r7:eb3f5e60 r6:85501200 r5:84cb0000 [ 1336.068096][ T32] r4:00000001 [ 1336.068114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.068149][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 1336.068174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.068201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.068253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.068290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.068312][ T32] r4:85500640 [ 1336.068862][ T32] INFO: task kworker/1:809:5024 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.068902][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.068958][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.069176][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 6 printk messages dropped ** [ 1336.069386][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.069428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.069458][ T32] r4:e06cddc0 [ 1336.069481][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.069546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.069570][ T32] r4:00000000 [ 1336.069589][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.069631][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.069661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.069704][ T32] r5:00001000 r4:dfd83000 [ 1336.069730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.069770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.069807][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.069857][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.070249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.070738][ T32] r10:829189c0 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:84cb2400 ** 3 printk messages dropped ** [ 1336.070857][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.071236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.071678][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.071857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.071908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.071933][ T32] r4:85500480 [ 1336.072218][ T32] INFO: task kworker/1:810:5027 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.072250][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.072340][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.072380][ T32] Call trace: [ 1336.072449][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.072529][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.072553][ T32] r4:00000000 [ 1336.072668][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.072742][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.072819][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.072851][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.072889][ T32] dd60: 800f0113 ffffffff [ 1336.072939][ T32] r5:800f0113 r4:80239bb0 [ 1336.072963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.073005][ T32] r4:82ac11e4 [ 1336.073037][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.073102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.073154][ T32] r4:e06cddc0 [ 1336.073181][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.073224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.073263][ T32] r4:00000000 [ 1336.073289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.073359][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.073383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.073423][ T32] r5:00001000 r4:dfd83000 [ 1336.073460][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.073512][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.073554][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.073573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.073629][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.073672][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.073729][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.073752][ T32] r4:85004e00 [ 1336.073771][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.073816][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.073838][ T32] r4:00000001 [ 1336.073856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.073920][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.073970][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.074031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1336.074582][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.074684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 ** 8 printk messages dropped ** [ 1336.075039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.075453][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.075617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.075644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.075687][ T32] r4:85500480 [ 1336.075992][ T32] INFO: task kworker/1:811:5028 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.076032][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.076121][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.076251][ T32] Call trace: [ 1336.094485][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.094574][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.094599][ T32] r4:00000000 [ 1336.094619][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.094660][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.094693][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.094726][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.094780][ T32] dd60: 800f0113 ffffffff [ 1336.094817][ T32] r5:800f0113 r4:80239bb0 [ 1336.094846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.094891][ T32] r4:82ac11e4 [ 1336.094911][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.094972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.095002][ T32] r4:e06cddc0 [ 1336.095022][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.095092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.095117][ T32] r4:00000000 [ 1336.095137][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.095180][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 1 printk messages dropped ** [ 1336.095243][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1336.095557][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1336.095992][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1336.101331][ T32] task:kworker/1:812 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.101731][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.102018][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.102429][ T32] r7:ddde2d40 r6:83018200 r5:8540b78c r4:85210c80 ** 9 printk messages dropped ** [ 1336.102815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1336.103922][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1336.104291][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.104683][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1336.105032][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1336.105322][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1336.105730][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.105834][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.106036][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.115108][ T32] r7:ddde2d40 r6:83018200 r5:8540bb8c r4:85210d80 ** 9 printk messages dropped ** [ 1336.115543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1336.121283][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.121340][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.121366][ T32] dd60: 800f0113 ffffffff [ 1336.121410][ T32] r5:800f0113 r4:80239bb0 [ 1336.121448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.121494][ T32] r4:82ac11e4 [ 1336.121515][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.121581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.121627][ T32] r4:e06cddc0 [ 1336.121649][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.121691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.121713][ T32] r4:00000000 [ 1336.121739][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.121782][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.121802][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.121842][ T32] r5:00001000 r4:dfd83000 [ 1336.121861][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.121899][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.121938][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.121979][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.122071][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.122094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.122139][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.122182][ T32] r4:85004e00 [ 1336.122210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.122275][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.122301][ T32] r4:00000001 [ 1336.122324][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.122359][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.122385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.122436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.122466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.122495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.122516][ T32] r4:8501e100 [ 1336.122559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.122591][ T32] INFO: task kworker/0:134:5033 blocked for more than 462 seconds. [ 1336.122624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.122647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.122668][ T32] task:kworker/0:134 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.123151][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.123433][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.123478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c580 [ 1336.123505][ T32] r4:00000000 [ 1336.123524][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.123606][ T32] r9:83018005 r8:853c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1336.123632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.123676][ T32] r5:00001000 r4:eb019000 [ 1336.123730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.123791][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.123833][ T32] r5:8540df8c r4:8540dc00 [ 1336.123877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.123927][ T32] r7:dddced40 r6:83018000 r5:8540df8c r4:85501300 [ 1336.123957][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.124006][ T32] r10:61c88647 r9:853c8c00 r8:8550132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.124028][ T32] r4:85501300 [ 1336.124060][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.124105][ T32] r10:00000000 r9:85501300 r8:8027ecf4 r7:eb569e60 r6:85210e80 r5:853c8c00 [ 1336.124126][ T32] r4:00000001 [ 1336.124167][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.124228][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1336.124260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.124309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.124339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.124378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.124404][ T32] r4:85502780 [ 1336.124938][ T32] INFO: task kworker/0:134:5033 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.124977][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.125319][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1336.125820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1336.138610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.139061][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 9 printk messages dropped ** [ 1336.139567][ T32] task:kworker/1:814 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.140055][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.140509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.141115][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.141925][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.142755][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1336.143025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1336.143704][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1336.143943][ T32] INFO: task kworker/1:815:5037 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.144269][ T32] r4:853d0000 [ 1336.144289][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.144349][ T32] r5:853d0000 r4:829189bc [ 1336.144372][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.144431][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.144533][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1336.144627][ T32] r4:00000000 [ 1336.144690][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.144737][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.144774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.144814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85200a80 [ 1336.144856][ T32] r4:00000000 [ 1336.144880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.144921][ T32] r9:83018205 r8:853d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1336.144941][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.144979][ T32] r5:00001000 r4:ead25000 [ 1336.144998][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.145035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.145073][ T32] r5:8540c78c r4:8540c400 [ 1336.145093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.145167][ T32] r7:ddde2d40 r6:83018200 r5:8540c78c r4:85505000 [ 1336.145194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.145254][ T32] r10:61c88647 r9:853d0000 r8:8550502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.145279][ T32] r4:85505000 [ 1336.145300][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.145343][ T32] r10:00000000 r9:85505000 r8:8027ecf4 r7:eb615e60 r6:85505080 r5:853d0000 [ 1336.145365][ T32] r4:00000001 [ 1336.145408][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.145476][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1336.145504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.145531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.145598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.145634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.145684][ T32] r4:85500dc0 [ 1336.145976][ T32] INFO: task kworker/1:815:5037 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.146020][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.146102][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.146150][ T32] Call trace: [ 1336.156741][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.156915][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.156966][ T32] r4:00000000 [ 1336.156999][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.157067][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.157104][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.157133][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.157156][ T32] dd60: 800f0113 ffffffff [ 1336.157188][ T32] r5:800f0113 r4:80239bb0 [ 1336.157212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.157277][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1336.157342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1336.157690][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.158061][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.158451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1336.158837][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.159118][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.159158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c000 [ 1336.159201][ T32] r4:00000000 [ 1336.159223][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.159264][ T32] r9:83018205 r8:853d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.159285][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.159324][ T32] r5:00001000 r4:eaef5000 [ 1336.159356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.159401][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.159439][ T32] r5:8540cf8c r4:8540cc00 [ 1336.159458][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.159509][ T32] r7:ddde2d40 r6:83018200 r5:8540cf8c r4:85505100 [ 1336.159532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.159604][ T32] r10:61c88647 r9:853d0c00 r8:8550512c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.159629][ T32] r4:85505100 [ 1336.159669][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.159714][ T32] r10:00000000 r9:85505100 r8:8027ecf4 r7:eb619e60 r6:85505180 r5:853d0c00 [ 1336.159742][ T32] r4:00000001 [ 1336.159781][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.159859][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1336.159887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.159917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.159981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.160013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.160055][ T32] r4:85500dc0 [ 1336.160566][ T32] INFO: task kworker/1:816:5039 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.160628][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.160700][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.160771][ T32] Call trace: [ 1336.160857][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.160910][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.160933][ T32] r4:00000000 [ 1336.160982][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1336.161244][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.161490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 14 printk messages dropped ** [ 1336.162073][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 16 printk messages dropped ** [ 1336.162802][ T32] r10:829189c0 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:853d1800 ** 3 printk messages dropped ** [ 1336.162911][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.163187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520bfc0 ** 10 printk messages dropped ** [ 1336.163563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.163958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1336.164899][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1336.165160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1336.165541][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1336.165821][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1336.166110][ T32] INFO: task kworker/1:818:5043 blocked for more than 462 seconds. ** 10 printk messages dropped ** [ 1336.187025][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.187219][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.187446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c4c0 ** 6 printk messages dropped ** [ 1336.187684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.188032][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.188171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.189086][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1336.189601][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1336.189711][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.190163][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1336.190416][ T32] r4:85004e00 [ 1336.190459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.190512][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.190536][ T32] r4:00000001 [ 1336.190554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.190589][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.190615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.190642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.190667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.190730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.190757][ T32] r4:8501e100 [ 1336.190779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.190807][ T32] INFO: task kworker/1:819:5046 blocked for more than 462 seconds. [ 1336.190840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.190884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.190908][ T32] task:kworker/1:819 state:D stack:0 pid:5046 tgid:5046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.190979][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.191043][ T32] Call trace: [ 1336.191077][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.191121][ T32] r10:829189c0 r9:eb62dd84 r8:00000002 r7:60000113 r6:eb62dd8c r5:853d3000 [ 1336.191142][ T32] r4:853d3000 [ 1336.191161][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.191200][ T32] r5:853d3000 r4:829189bc [ 1336.191220][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.191257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.191312][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1336.191338][ T32] r4:00000000 [ 1336.191390][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.191431][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.191468][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.191509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c140 [ 1336.191553][ T32] r4:00000000 [ 1336.191576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.191638][ T32] r9:83018205 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.191661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.191699][ T32] r5:00001000 r4:eaf3f000 [ 1336.191750][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.191817][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.191884][ T32] r5:8540d38c r4:8540d000 [ 1336.191906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.191949][ T32] r7:ddde2d40 r6:83018200 r5:8540d38c r4:85505400 [ 1336.191969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.192012][ T32] r10:61c88647 r9:853d3000 r8:8550542c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.192033][ T32] r4:85505400 [ 1336.192051][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.192093][ T32] r10:00000000 r9:85505400 r8:8027ecf4 r7:eb621e60 r6:85505480 r5:853d3000 [ 1336.192114][ T32] r4:00000001 [ 1336.192132][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.192188][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1336.192238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.192274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.192311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.192371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.192396][ T32] r4:8550c080 [ 1336.192710][ T32] INFO: task kworker/1:819:5046 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.192753][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.192823][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.192863][ T32] Call trace: [ 1336.192905][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.192962][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.193008][ T32] r4:00000000 [ 1336.193033][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.193072][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.193101][ T32] dd20: 8037d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.193156][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.193188][ T32] dd60: 800f0113 ffffffff [ 1336.193220][ T32] r5:800f0113 r4:80239bb0 [ 1336.193251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.193293][ T32] r4:82ac11e4 [ 1336.193313][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.193362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.193387][ T32] r4:e06cddc0 [ 1336.193416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.193460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.193482][ T32] r4:00000000 [ 1336.193501][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.193562][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.193587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.193648][ T32] r5:00001000 r4:dfd83000 [ 1336.193691][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.193739][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.193778][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.193820][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.193866][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.193887][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.193951][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.193982][ T32] r4:85004e00 [ 1336.194001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.194045][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.194074][ T32] r4:00000001 [ 1336.194094][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.194128][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.194173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.194203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.194238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.194287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.194335][ T32] r4:8501e100 [ 1336.194362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.194411][ T32] INFO: task kworker/1:820:5047 blocked for more than 462 seconds. [ 1336.194442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.194465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.194485][ T32] task:kworker/1:820 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.194527][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.194564][ T32] Call trace: [ 1336.194626][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.194671][ T32] r10:829189c0 r9:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:853d3c00 [ 1336.194704][ T32] r4:853d3c00 ** 2 printk messages dropped ** [ 1336.194837][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.194875][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.194943][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1336.194965][ T32] r4:00000000 [ 1336.195004][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.195065][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.195105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.195145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c300 [ 1336.195166][ T32] r4:00000000 [ 1336.195204][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.195249][ T32] r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1336.195269][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.195306][ T32] r5:00001000 r4:eaf7b000 [ 1336.195325][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.195394][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.195436][ T32] r5:8540d78c r4:8540d400 [ 1336.195456][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.195499][ T32] r7:ddde2d40 r6:83018200 r5:8540d78c r4:85505500 [ 1336.195520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.195563][ T32] r10:61c88647 r9:853d3c00 r8:8550552c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.195584][ T32] r4:85505500 [ 1336.195614][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.195680][ T32] r10:00000000 r9:85505500 r8:8027ecf4 r7:eb621e60 r6:85505580 r5:853d3c00 ** 2 printk messages dropped ** [ 1336.195765][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) ** 7 printk messages dropped ** [ 1336.210101][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.210487][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1336.210772][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.210970][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1336.211260][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1336.211617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1336.211914][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.212211][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.212254][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.212320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1336.212358][ T32] r4:00000000 [ 1336.212419][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.212462][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.212536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.212578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c780 [ 1336.212600][ T32] r4:00000000 [ 1336.212641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.212702][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1336.212756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.212806][ T32] r5:00001000 r4:eb03f000 [ 1336.212849][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.212893][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.212931][ T32] r5:8540e38c r4:8540e000 [ 1336.212972][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.213024][ T32] r7:ddde2d40 r6:83018200 r5:8540e38c r4:85505600 [ 1336.213044][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.213111][ T32] r10:61c88647 r9:853d4800 r8:8550562c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.213141][ T32] r4:85505600 [ 1336.213202][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.213254][ T32] r10:00000000 r9:85505600 r8:8027ecf4 r7:eb621e60 r6:85505680 r5:853d4800 [ 1336.213288][ T32] r4:00000001 [ 1336.213319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.213356][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1336.213392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.213422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.213448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.213477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.213519][ T32] r4:8550c2c0 [ 1336.213975][ T32] INFO: task kworker/1:821:5049 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.214010][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.214116][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.214158][ T32] Call trace: [ 1336.214187][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.214234][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.214256][ T32] r4:00000000 [ 1336.214275][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.214311][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.214340][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.214368][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.214390][ T32] dd60: 800f0113 ffffffff [ 1336.214412][ T32] r5:800f0113 r4:80239bb0 [ 1336.214431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.214508][ T32] r4:82ac11e4 [ 1336.214533][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.214576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.214602][ T32] r4:e06cddc0 [ 1336.214622][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.214692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 11 printk messages dropped ** [ 1336.215238][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1336.215790][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.216054][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.216158][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.231855][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.232216][ T32] r4:85501380 ** 6 printk messages dropped ** [ 1336.232532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.233569][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1336.234051][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1336.234392][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1336.234643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.235065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.235373][ T32] task:kworker/1:822 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.235857][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.236021][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.243566][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.243914][ T32] r10:00000000 r9:85505780 r8:8027ecf4 r7:eb631e60 r6:85505800 r5:853d6000 [ 1336.243944][ T32] r4:00000001 [ 1336.243964][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.244003][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1336.244033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.244061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.244110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.244151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.244195][ T32] r4:8550c840 [ 1336.244720][ T32] INFO: task kworker/1:822:5053 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.244794][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.244887][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.244933][ T32] Call trace: [ 1336.244966][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.245017][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.245039][ T32] r4:00000000 [ 1336.245058][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.245095][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.245130][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.245169][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.245198][ T32] dd60: 800f0113 ffffffff [ 1336.245223][ T32] r5:800f0113 r4:80239bb0 [ 1336.245297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.245364][ T32] r4:82ac11e4 [ 1336.245387][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.245429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.245484][ T32] r4:e06cddc0 [ 1336.245533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.245581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.245624][ T32] r4:00000000 [ 1336.245653][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.245697][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.245737][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.245783][ T32] r5:00001000 r4:dfd83000 [ 1336.245830][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.245873][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.245940][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.245963][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.246030][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.246054][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.246120][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1336.255311][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.255574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1336.255882][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.256181][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.261410][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.261819][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.262131][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.262527][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.262796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.263893][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1336.264213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1336.264599][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1336.264850][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 8 printk messages dropped ** [ 1336.265166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1336.265535][ T32] r4:853d8000 ** 2 printk messages dropped ** [ 1336.265636][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.265793][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.265893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1336.273210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.273684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.274433][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.274738][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1336.275000][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.275171][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1336.275505][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1336.275847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.275879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.275933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.275970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.275994][ T32] r4:8501e100 [ 1336.276016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.276046][ T32] INFO: task kworker/1:825:5059 blocked for more than 462 seconds. [ 1336.276080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.276106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.276184][ T32] task:kworker/1:825 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.281938][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.282007][ T32] Call trace: [ 1336.282042][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.282099][ T32] r10:829189c0 r9:eb645d84 r8:00000002 r7:60000013 r6:eb645d8c r5:853d8c00 [ 1336.282137][ T32] r4:853d8c00 [ 1336.282173][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.282224][ T32] r5:853d8c00 r4:829189bc [ 1336.282252][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.282313][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.282363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1336.282385][ T32] r4:00000000 [ 1336.282403][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.282440][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.282504][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.282551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551fd40 [ 1336.282573][ T32] r4:00000000 [ 1336.282594][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.282639][ T32] r9:83018205 r8:853d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.282661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.282701][ T32] r5:00001000 r4:eb3eb000 [ 1336.282721][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.282796][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.282840][ T32] r5:8553a38c r4:8553a000 [ 1336.282860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.282903][ T32] r7:ddde2d40 r6:83018200 r5:8553a38c r4:85505b00 [ 1336.282924][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.282968][ T32] r10:61c88647 r9:853d8c00 r8:85505b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.282990][ T32] r4:85505b00 [ 1336.283008][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.283051][ T32] r10:00000000 r9:85505b00 r8:8027ecf4 r7:eb641e60 r6:85505b80 r5:853d8c00 [ 1336.283072][ T32] r4:00000001 [ 1336.283090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.283146][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1336.283181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.283212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.283248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.283280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.283301][ T32] r4:8550cc80 [ 1336.283781][ T32] INFO: task kworker/1:825:5059 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.283838][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.283948][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.284021][ T32] Call trace: [ 1336.284076][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.284149][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.284180][ T32] r4:00000000 [ 1336.284199][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.284259][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.284296][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.284327][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.284372][ T32] dd60: 800f0113 ffffffff [ 1336.284402][ T32] r5:800f0113 r4:80239bb0 [ 1336.284428][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.284514][ T32] r4:82ac11e4 [ 1336.284550][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.284594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.284641][ T32] r4:e06cddc0 [ 1336.284664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.284705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.284733][ T32] r4:00000000 [ 1336.284752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.284793][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.284814][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.284863][ T32] r5:00001000 r4:dfd83000 [ 1336.284885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.284925][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.284963][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.284983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.285024][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.285065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.285124][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.285169][ T32] r4:85004e00 [ 1336.285194][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.285287][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.285318][ T32] r4:00000001 [ 1336.285365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.285403][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.285454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.285484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.285510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.285537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.285559][ T32] r4:8501e100 [ 1336.285580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.285608][ T32] INFO: task kworker/1:826:5060 blocked for more than 462 seconds. [ 1336.285640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.285685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1336.286008][ T32] r4:84cb3000 ** 2 printk messages dropped ** [ 1336.286106][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1336.296192][ T32] r5:8540f38c r4:8540f000 ** 11 printk messages dropped ** [ 1336.297364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1336.298561][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1336.299173][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1336.299758][ T32] task:kworker/1:827 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.300323][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1336.300816][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.300882][ T32] r10:61c88647 r9:84cb0c00 r8:85505aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.300931][ T32] r4:85505a80 [ 1336.300953][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.300997][ T32] r10:00000000 r9:85505a80 r8:8027ecf4 r7:eb645e60 r6:85501480 r5:84cb0c00 [ 1336.301031][ T32] r4:00000001 [ 1336.301073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.301110][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1336.301162][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.301194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.301219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.301247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.301268][ T32] r4:85221cc0 [ 1336.301570][ T32] INFO: task kworker/1:827:5062 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.301633][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.301728][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.301773][ T32] Call trace: [ 1336.301802][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.301871][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.301897][ T32] r4:00000000 [ 1336.301930][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.301990][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.302024][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.302059][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.302082][ T32] dd60: 800f0113 ffffffff [ 1336.302125][ T32] r5:800f0113 r4:80239bb0 [ 1336.302148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.302188][ T32] r4:82ac11e4 [ 1336.302228][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.302273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.302295][ T32] r4:e06cddc0 [ 1336.302323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.302402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.302435][ T32] r4:00000000 [ 1336.302478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.302523][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.302566][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.302614][ T32] r5:00001000 r4:dfd83000 [ 1336.302634][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.302742][ T32] r5:84ff7f8c r4:84ff7c00 ** 10 printk messages dropped ** [ 1336.303202][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.303859][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.303982][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.304299][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.304798][ T32] r10:00000000 r9:85505c80 r8:8027ecf4 r7:eb645e60 r6:85501500 r5:84cb1800 ** 7 printk messages dropped ** [ 1336.305055][ T32] r4:8550cf80 ** 6 printk messages dropped ** [ 1336.305717][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.305998][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.324165][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1336.324404][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 3 printk messages dropped ** [ 1336.324651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.324683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.324710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.324757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.324793][ T32] r4:8501e100 [ 1336.324831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.324881][ T32] INFO: task kworker/1:829:5066 blocked for more than 462 seconds. [ 1336.324915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.324960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.325014][ T32] task:kworker/1:829 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.325088][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.325136][ T32] Call trace: [ 1336.325223][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.325279][ T32] r10:829189c0 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:84cb3c00 [ 1336.325302][ T32] r4:84cb3c00 [ 1336.325331][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.325376][ T32] r5:84cb3c00 r4:829189bc [ 1336.325409][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.325451][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.325500][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1336.325531][ T32] r4:00000000 [ 1336.325573][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.325636][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.325678][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.325742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f100 [ 1336.325788][ T32] r4:00000000 [ 1336.325840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.325884][ T32] r9:83018205 r8:84cb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.325906][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.325945][ T32] r5:00001000 r4:eb207000 [ 1336.325986][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.326061][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.326113][ T32] r5:8540ff8c r4:8540fc00 [ 1336.326135][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.326196][ T32] r7:ddde2d40 r6:83018200 r5:8540ff8c r4:85505d80 [ 1336.333280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.333411][ T32] r10:61c88647 r9:84cb3c00 r8:85505dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.333468][ T32] r4:85505d80 [ 1336.333493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.333542][ T32] r10:00000000 r9:85505d80 r8:8027ecf4 r7:eb645e60 r6:85501580 r5:84cb3c00 [ 1336.333587][ T32] r4:00000001 [ 1336.333610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.333648][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1336.333677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.333733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.333765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.333802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.333824][ T32] r4:8551f280 [ 1336.334304][ T32] INFO: task kworker/1:829:5066 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.334340][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.334410][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.334484][ T32] Call trace: [ 1336.334541][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.334602][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.334642][ T32] r4:00000000 [ 1336.334701][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.334764][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.334816][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.334853][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.334906][ T32] dd60: 800f0113 ffffffff [ 1336.334932][ T32] r5:800f0113 r4:80239bb0 [ 1336.334952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.334995][ T32] r4:82ac11e4 [ 1336.335016][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.335079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.335117][ T32] r4:e06cddc0 [ 1336.335139][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.335202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.335235][ T32] r4:00000000 [ 1336.335275][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.335320][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.335350][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.335407][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1336.335601][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1336.335909][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1336.336129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1336.343310][ T32] r10:829189c0 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:84cb4800 ** 3 printk messages dropped ** [ 1336.343423][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.343463][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.343560][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.343795][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.343979][ T32] r5:00001000 r4:eb219000 ** 5 printk messages dropped ** [ 1336.344211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.344570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.345343][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.345386][ T32] Call trace: [ 1336.345416][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.345465][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.345488][ T32] r4:00000000 [ 1336.345526][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.345568][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.345617][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.345649][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.345672][ T32] dd60: 800f0113 ffffffff [ 1336.345694][ T32] r5:800f0113 r4:80239bb0 [ 1336.345734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.345811][ T32] r4:82ac11e4 [ 1336.345834][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.345885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.345930][ T32] r4:e06cddc0 [ 1336.345959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.346000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.346021][ T32] r4:00000000 [ 1336.346061][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.346136][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.346162][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.346246][ T32] r5:00001000 r4:dfd83000 [ 1336.353075][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.353203][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.353249][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.353293][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.353343][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.353364][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.353409][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.353432][ T32] r4:85004e00 [ 1336.353479][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.353530][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.353575][ T32] r4:00000001 [ 1336.353603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.353667][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.353726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.353763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.353789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.353846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.353892][ T32] r4:8501e100 [ 1336.353942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.354149][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.354468][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.354511][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.354606][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.354842][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.354973][ T32] r5:00001000 r4:eb22f000 ** 4 printk messages dropped ** [ 1336.355215][ T32] r7:ddde2d40 r6:83018200 r5:8553878c r4:85505e00 [ 1336.355235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.355278][ T32] r10:61c88647 r9:84cb5400 r8:85505e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.355300][ T32] r4:85505e00 [ 1336.355335][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.355381][ T32] r10:00000000 r9:85505e00 r8:8027ecf4 r7:eb645e60 r6:85501680 r5:84cb5400 [ 1336.355428][ T32] r4:00000001 [ 1336.355450][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.355487][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1336.355522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.355553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.355578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.355606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.355627][ T32] r4:8551f200 [ 1336.356119][ T32] INFO: task kworker/1:831:5070 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.356154][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.356321][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.363673][ T32] Call trace: [ 1336.363733][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.363819][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.363844][ T32] r4:00000000 [ 1336.363891][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.363938][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.363970][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.364027][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.364054][ T32] dd60: 800f0113 ffffffff [ 1336.364098][ T32] r5:800f0113 r4:80239bb0 [ 1336.364142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.364193][ T32] r4:82ac11e4 [ 1336.364213][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.364255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.364277][ T32] r4:e06cddc0 [ 1336.364296][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.364337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.364358][ T32] r4:00000000 [ 1336.364394][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.364467][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.364528][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.364573][ T32] r5:00001000 r4:dfd83000 [ 1336.364621][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.364665][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.364708][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.364737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.364802][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.364826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.364872][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.364893][ T32] r4:85004e00 ** 1 printk messages dropped ** [ 1336.364955][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 1 printk messages dropped ** [ 1336.364995][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.365031][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.365058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.365086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.365111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.365168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.365194][ T32] r4:8501e100 [ 1336.365218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.365247][ T32] INFO: task kworker/1:832:5073 blocked for more than 462 seconds. [ 1336.365279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.365304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.365326][ T32] task:kworker/1:832 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.365413][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.365483][ T32] Call trace: [ 1336.365517][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.365564][ T32] r10:829189c0 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:84cb6000 [ 1336.365597][ T32] r4:84cb6000 [ 1336.365647][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.365692][ T32] r5:84cb6000 r4:829189bc [ 1336.365712][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.365758][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.365803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1336.365825][ T32] r4:00000000 [ 1336.365843][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.365967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.370964][ T32] r7:ddde2d40 r6:83018200 r5:85538b8c r4:85505e80 ** 5 printk messages dropped ** [ 1336.371148][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.371351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1336.372189][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.372465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1336.372790][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.372933][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1336.373133][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.373532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.373892][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.374282][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.374379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 ** 5 printk messages dropped ** [ 1336.374558][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.374790][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.375144][ T32] r10:00000000 r9:85505f00 r8:8027ecf4 r7:eb645e60 r6:85501780 r5:85498000 [ 1336.375190][ T32] r4:00000001 [ 1336.375231][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.375268][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1336.375295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.375343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.375399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.375441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.375472][ T32] r4:8551f500 [ 1336.375761][ T32] INFO: task kworker/1:833:5074 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.375795][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.375872][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.375940][ T32] Call trace: [ 1336.376013][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.376092][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.376144][ T32] r4:00000000 [ 1336.376184][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.387947][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.388048][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.388081][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.388104][ T32] dd60: 800f0113 ffffffff [ 1336.388151][ T32] r5:800f0113 r4:80239bb0 [ 1336.388177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.388242][ T32] r4:82ac11e4 [ 1336.388282][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.388329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.388352][ T32] r4:e06cddc0 [ 1336.388371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.388434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.388527][ T32] r4:00000000 [ 1336.388563][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.388609][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.388632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.388674][ T32] r5:00001000 r4:dfd83000 [ 1336.388694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.388740][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.388780][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.388820][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.388866][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.388891][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.388948][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.388974][ T32] r4:85004e00 [ 1336.388993][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.389038][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.389059][ T32] r4:00000001 [ 1336.389104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.389169][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.389200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.389228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.389253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.389303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.389331][ T32] r4:8501e100 [ 1336.389355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.389406][ T32] INFO: task kworker/1:834:5077 blocked for more than 462 seconds. [ 1336.389464][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.389596][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.389831][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.390360][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1336.391001][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) ** 11 printk messages dropped ** [ 1336.391951][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.392372][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1336.392766][ T32] r5:84ff7f8c r4:84ff7c00 ** 8 printk messages dropped ** [ 1336.393060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.393802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1336.394257][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.394434][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.394833][ T32] r9:83018205 r8:85498c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 8 printk messages dropped ** [ 1336.395261][ T32] r10:61c88647 r9:85498c00 r8:8552c02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1336.395699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.407193][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1336.407651][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.407896][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.408287][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1336.408428][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 3 printk messages dropped ** [ 1336.408608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.408632][ T32] r4:8501e100 [ 1336.408658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.408688][ T32] INFO: task kworker/1:836:5080 blocked for more than 462 seconds. [ 1336.408723][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.408747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.408769][ T32] task:kworker/1:836 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.408844][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.408884][ T32] Call trace: [ 1336.408919][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.408966][ T32] r10:829189c0 r9:eb6a1d84 r8:00000002 r7:60000113 r6:eb6a1d8c r5:85499800 [ 1336.409008][ T32] r4:85499800 [ 1336.409030][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.409086][ T32] r5:85499800 r4:829189bc [ 1336.409108][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.409159][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.409208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1336.409283][ T32] r4:00000000 [ 1336.409404][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.409464][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.409502][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.409543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551fa80 [ 1336.409565][ T32] r4:00000000 [ 1336.409585][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.409626][ T32] r9:83018205 r8:85499800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1336.409647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.409684][ T32] r5:00001000 r4:eb2bb000 [ 1336.409703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.409743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.409780][ T32] r5:85539b8c r4:85539800 [ 1336.409799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.409865][ T32] r7:ddde2d40 r6:83018200 r5:85539b8c r4:8552c080 [ 1336.409889][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.409934][ T32] r10:61c88647 r9:85499800 r8:8552c0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.410002][ T32] r4:8552c080 [ 1336.410049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.410123][ T32] r10:00000000 r9:8552c080 r8:8027ecf4 r7:eb645e60 r6:85501900 r5:85499800 [ 1336.410149][ T32] r4:00000001 [ 1336.410167][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.410226][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1336.410298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.410342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.410372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.410401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.410422][ T32] r4:8551f8c0 [ 1336.410914][ T32] INFO: task kworker/1:836:5080 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.410975][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.411085][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.411131][ T32] Call trace: [ 1336.411161][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.411211][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.411234][ T32] r4:00000000 [ 1336.411253][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.411315][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.411347][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.411376][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.411398][ T32] dd60: 800f0113 ffffffff [ 1336.411436][ T32] r5:800f0113 r4:80239bb0 [ 1336.411465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.411507][ T32] r4:82ac11e4 [ 1336.411528][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.411570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.411616][ T32] r4:e06cddc0 [ 1336.411675][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.411720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.411766][ T32] r4:00000000 [ 1336.411788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.411830][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.411851][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.411916][ T32] r5:00001000 r4:dfd83000 [ 1336.411939][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.411979][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.412017][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.412036][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.412079][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.412100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.412155][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.412179][ T32] r4:85004e00 [ 1336.412223][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.412270][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.412303][ T32] r4:00000001 [ 1336.412325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.412369][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.412397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.412425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.412498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.412536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.412558][ T32] r4:8501e100 [ 1336.412578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.412618][ T32] INFO: task kworker/1:837:5083 blocked for more than 462 seconds. [ 1336.412650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.412706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.412730][ T32] task:kworker/1:837 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.412776][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.412829][ T32] Call trace: [ 1336.412869][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.412935][ T32] r10:829189c0 r9:eb6a5d84 r8:00000002 r7:60000013 r6:eb6a5d8c r5:8549b000 [ 1336.412997][ T32] r4:8549b000 [ 1336.413044][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.413087][ T32] r5:8549b000 r4:829189bc [ 1336.413108][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.413147][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.413191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1336.413218][ T32] r4:00000000 [ 1336.413238][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.413277][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.413314][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.413386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551fb40 [ 1336.413413][ T32] r4:00000000 [ 1336.413432][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.413484][ T32] r9:83018205 r8:8549b000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1336.413507][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.413545][ T32] r5:00001000 r4:eb3d1000 [ 1336.413564][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.413614][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.413657][ T32] r5:85539f8c r4:85539c00 [ 1336.413677][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.413736][ T32] r7:ddde2d40 r6:83018200 r5:85539f8c r4:8552c100 [ 1336.413761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.413805][ T32] r10:61c88647 r9:8549b000 r8:8552c12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.413860][ T32] r4:8552c100 [ 1336.413909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.413956][ T32] r10:00000000 r9:8552c100 r8:8027ecf4 r7:eb645e60 r6:85501980 r5:8549b000 [ 1336.413978][ T32] r4:00000001 [ 1336.414020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.414060][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) ** 1 printk messages dropped ** [ 1336.414117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1336.415027][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.415051][ T32] dd60: 800f0113 ffffffff [ 1336.415108][ T32] r5:800f0113 r4:80239bb0 [ 1336.415132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.415174][ T32] r4:82ac11e4 [ 1336.415195][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.415236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.415264][ T32] r4:e06cddc0 [ 1336.415285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.415325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.415373][ T32] r4:00000000 [ 1336.415395][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.415442][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.415470][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.415513][ T32] r5:00001000 r4:dfd83000 [ 1336.415533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.415598][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.415640][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.415659][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.415718][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.415768][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.415816][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.415862][ T32] r4:85004e00 [ 1336.415888][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1336.416032][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1336.434947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.435008][ T32] INFO: task kworker/1:838:5085 blocked for more than 462 seconds. [ 1336.435047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.435073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.435094][ T32] task:kworker/1:838 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.435151][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.435210][ T32] Call trace: [ 1336.435244][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.435298][ T32] r10:829189c0 r9:eb6a9d84 r8:00000002 r7:60000013 r6:eb6a9d8c r5:8549c800 [ 1336.435320][ T32] r4:8549c800 ** 2 printk messages dropped ** [ 1336.435427][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.435498][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.435628][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.435972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.441725][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) ** 6 printk messages dropped ** [ 1336.442419][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.443075][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.443254][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.443690][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1336.443971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.444268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1336.444757][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.444891][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.445121][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.445451][ T32] r5:8553a78c r4:8553a400 ** 7 printk messages dropped ** [ 1336.445734][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.453708][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.454085][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.454116][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.454168][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 2 printk messages dropped ** [ 1336.454261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1336.454584][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.455130][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1336.455344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.455994][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.456048][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.462666][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.463256][ T32] r5:852cab8c r4:852ca800 ** 7 printk messages dropped ** [ 1336.463643][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.464382][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.465151][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.465430][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.465846][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1336.466102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.475381][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.475689][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.476154][ T32] r5:00001000 r4:eb429000 ** 10 printk messages dropped ** [ 1336.481239][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.481492][ T32] r4:85502440 ** 5 printk messages dropped ** [ 1336.482273][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1336.482816][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.482968][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.483367][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1336.483598][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.483980][ T32] task:kworker/1:842 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.484347][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.484390][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.484435][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1336.484456][ T32] r4:00000000 [ 1336.484524][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.484564][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.484604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.484648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430280 [ 1336.484717][ T32] r4:00000000 [ 1336.484740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.484782][ T32] r9:83018205 r8:8549bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.484804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.484844][ T32] r5:00001000 r4:eb499000 [ 1336.484864][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.485070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.485392][ T32] r5:8553b38c r4:8553b000 [ 1336.485415][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.485464][ T32] r7:ddde2d40 r6:83018200 r5:8553b38c r4:8552c380 [ 1336.485487][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.485531][ T32] r10:61c88647 r9:8549bc00 r8:8552c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.485582][ T32] r4:8552c380 [ 1336.485701][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.485814][ T32] r10:00000000 r9:8552c380 r8:8027ecf4 r7:eb6b1e60 r6:85501c00 r5:8549bc00 [ 1336.485839][ T32] r4:00000001 [ 1336.486022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.486060][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1336.486086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.486119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.486475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.495711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.495782][ T32] r4:85430000 [ 1336.496703][ T32] INFO: task kworker/1:842:5091 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.496777][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.496853][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.496913][ T32] Call trace: [ 1336.496969][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.497030][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.497058][ T32] r4:00000000 [ 1336.497080][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.497119][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.497149][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.497177][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.497200][ T32] dd60: 800f0113 ffffffff [ 1336.497224][ T32] r5:800f0113 r4:80239bb0 [ 1336.497243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.497285][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.497398][ T32] r4:e06cddc0 ** 8 printk messages dropped ** [ 1336.497798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1336.498340][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.498696][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.498964][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.499111][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.499554][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1336.500216][ T32] r4:85430240 ** 10 printk messages dropped ** [ 1336.501264][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1336.501658][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1336.502030][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1336.502216][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.502540][ T32] task:kworker/1:844 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.502840][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.503551][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.503785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.504230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.504947][ T32] r4:00000000 [ 1336.504997][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.505095][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.505127][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.505157][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.505180][ T32] dd60: 800f0113 ffffffff [ 1336.505202][ T32] r5:800f0113 r4:80239bb0 [ 1336.505222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.505262][ T32] r4:82ac11e4 [ 1336.505287][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.505329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.505353][ T32] r4:e06cddc0 [ 1336.505371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.505411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.505456][ T32] r4:00000000 [ 1336.505484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.505526][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.505547][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.505588][ T32] r5:00001000 r4:dfd83000 [ 1336.505607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.505644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.505683][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.505703][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.505744][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.505765][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.505808][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.505830][ T32] r4:85004e00 [ 1336.505849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.505891][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.505913][ T32] r4:00000001 [ 1336.505954][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.505993][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.506032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.506062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.506124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.506166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.506219][ T32] r4:8501e100 [ 1336.524557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.524670][ T32] INFO: task kworker/1:845:5098 blocked for more than 463 seconds. [ 1336.524748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.524808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.524854][ T32] task:kworker/1:845 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.524919][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.525298][ T32] Call trace: [ 1336.525366][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.525426][ T32] r10:829189c0 r9:eb6c5d84 r8:00000002 r7:60000013 r6:eb6c5d8c r5:854a0000 [ 1336.525476][ T32] r4:854a0000 [ 1336.525777][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.525823][ T32] r5:854a0000 r4:829189bc [ 1336.525844][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.525883][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.525933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1336.525956][ T32] r4:00000000 [ 1336.525993][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.526034][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.526074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.526115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430500 [ 1336.526169][ T32] r4:00000000 [ 1336.534610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.534777][ T32] r9:83018205 r8:854a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.534831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.534908][ T32] r5:00001000 r4:eb4d1000 [ 1336.534934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.534975][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.535050][ T32] r5:8553bb8c r4:8553b800 [ 1336.535075][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.535144][ T32] r7:ddde2d40 r6:83018200 r5:8553bb8c r4:8552c500 [ 1336.535193][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.535242][ T32] r10:61c88647 r9:854a0000 r8:8552c52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.535289][ T32] r4:8552c500 [ 1336.535335][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.535407][ T32] r10:00000000 r9:8552c500 r8:8027ecf4 r7:eb6c1e60 r6:85501d80 r5:854a0000 [ 1336.535432][ T32] r4:00000001 [ 1336.535453][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.535498][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1336.535532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.535562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.535612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.535669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.535694][ T32] r4:85430300 [ 1336.536176][ T32] INFO: task kworker/1:845:5098 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.542172][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.542328][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.542405][ T32] Call trace: [ 1336.542440][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.542503][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.542594][ T32] r4:00000000 [ 1336.542640][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1336.542766][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1336.542969][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.543185][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.543585][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1336.543724][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1336.543948][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.544305][ T32] r5:854a0c00 r4:829189bc [ 1336.544325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.544364][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.544644][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1336.544878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1336.545205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1336.545347][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.545429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1336.546044][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.553486][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.553795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.553817][ T32] r4:00000000 [ 1336.553836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.553877][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.553898][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.553938][ T32] r5:00001000 r4:dfd83000 [ 1336.553958][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.553997][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.554056][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.554080][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.554124][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.554145][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.554189][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.554211][ T32] r4:85004e00 [ 1336.554229][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.554272][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.554293][ T32] r4:00000001 [ 1336.554320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.554404][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.554435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.554484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.554538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.554569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.554602][ T32] r4:8501e100 [ 1336.554660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.554699][ T32] INFO: task kworker/1:847:5103 blocked for more than 463 seconds. [ 1336.554765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.554816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.554846][ T32] task:kworker/1:847 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.554906][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.554986][ T32] Call trace: [ 1336.555021][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.555091][ T32] r10:829189c0 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:854a1800 [ 1336.555117][ T32] r4:854a1800 [ 1336.555137][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.555178][ T32] r5:854a1800 r4:829189bc [ 1336.555241][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.555284][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.555378][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.555560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.555965][ T32] r10:61c88647 r9:854a1800 r8:8552c62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1336.562334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1336.563341][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1336.563731][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.563972][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.564349][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.564644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.565056][ T32] r5:854a2400 r4:829189bc [ 1336.565076][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.565385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ff80 ** 9 printk messages dropped ** [ 1336.565722][ T32] r7:ddde2d40 r6:83018200 r5:8553d78c r4:8552c680 ** 10 printk messages dropped ** [ 1336.566057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.575765][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.575874][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.575947][ T32] Call trace: [ 1336.576003][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.576061][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.576109][ T32] r4:00000000 [ 1336.576134][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.576189][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.576788][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.576862][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.576893][ T32] dd60: 800f0113 ffffffff [ 1336.576924][ T32] r5:800f0113 r4:80239bb0 [ 1336.576948][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.577016][ T32] r4:82ac11e4 [ 1336.577040][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.577085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.577108][ T32] r4:e06cddc0 [ 1336.577156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.577202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.577225][ T32] r4:00000000 [ 1336.577245][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.577288][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.577326][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.577371][ T32] r5:00001000 r4:dfd83000 [ 1336.577392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.577431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.577478][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.577523][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.577594][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.577618][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.577668][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.577691][ T32] r4:85004e00 [ 1336.577735][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.577793][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.577842][ T32] r4:00000001 [ 1336.577865][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.577925][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.577954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.577984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.578015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.578045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.578066][ T32] r4:8501e100 [ 1336.578089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.578118][ T32] INFO: task kworker/1:849:5106 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.578518][ T32] r5:854a3000 r4:829189bc [ 1336.578538][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.578684][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.578823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430940 ** 11 printk messages dropped ** [ 1336.579454][ T32] r10:61c88647 r9:854a3000 r8:8552c72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1336.579828][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.581064][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1336.581540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1336.581956][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.582361][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1336.582609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.582636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.582686][ T32] r4:8501e100 [ 1336.582731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.582776][ T32] INFO: task kworker/1:850:5108 blocked for more than 463 seconds. [ 1336.582808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.582831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.582852][ T32] task:kworker/1:850 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.582896][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.582936][ T32] Call trace: [ 1336.582990][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.583040][ T32] r10:829189c0 r9:eb6f9d84 r8:00000002 r7:60000113 r6:eb6f9d8c r5:854a3c00 [ 1336.583064][ T32] r4:854a3c00 [ 1336.583127][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.583171][ T32] r5:854a3c00 r4:829189bc [ 1336.583191][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.583230][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.583274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f9e08 [ 1336.583296][ T32] r4:00000000 [ 1336.583387][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.583508][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.583549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.583616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430a80 [ 1336.583642][ T32] r4:00000000 [ 1336.583663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.583705][ T32] r9:83018205 r8:854a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1336.583726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.583782][ T32] r5:00001000 r4:eb6ed000 [ 1336.583805][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.583856][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.583900][ T32] r5:8553cf8c r4:8553cc00 [ 1336.583919][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.583960][ T32] r7:ddde2d40 r6:83018200 r5:8553cf8c r4:8552c780 [ 1336.583980][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.584024][ T32] r10:61c88647 r9:854a3c00 r8:8552c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.584067][ T32] r4:8552c780 [ 1336.584113][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.584160][ T32] r10:00000000 r9:8552c780 r8:8027ecf4 r7:eb6e5e60 r6:85425000 r5:854a3c00 [ 1336.584182][ T32] r4:00000001 [ 1336.584200][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.584246][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) [ 1336.584282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.584311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.584337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.584366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.584388][ T32] r4:85430ac0 [ 1336.584695][ T32] INFO: task kworker/1:850:5108 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.584733][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.585169][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.585440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1336.585792][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1336.586091][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 9 printk messages dropped ** [ 1336.603898][ T32] task:kworker/1:851 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.604284][ T32] r5:854a4800 r4:829189bc ** 1 printk messages dropped ** [ 1336.604352][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.604736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.605224][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.605485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1336.612970][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1336.613275][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1336.613520][ T32] r4:00000000 [ 1336.613546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.613591][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.613662][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.613724][ T32] r5:00001000 r4:dfd83000 [ 1336.613748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.613906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.614056][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.614129][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.614209][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.614290][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.614340][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.614362][ T32] r4:85004e00 [ 1336.614387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.614433][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.614454][ T32] r4:00000001 [ 1336.614481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.614612][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.614644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.614673][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.614700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.614728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.614791][ T32] r4:8501e100 [ 1336.614820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.614899][ T32] INFO: task kworker/0:136:5115 blocked for more than 463 seconds. [ 1336.614936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.614982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.615210][ T32] task:kworker/0:136 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.615269][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.615390][ T32] Call trace: [ 1336.615476][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.615526][ T32] r10:829189c0 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:854a5400 [ 1336.615549][ T32] r4:854a5400 [ 1336.615567][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.615668][ T32] r5:854a5400 r4:829189bc [ 1336.615703][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.615746][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.615792][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1336.615814][ T32] r4:00000000 [ 1336.615833][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.616014][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.616055][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1336.624407][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1336.624930][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.625942][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.634085][ T32] r4:e06cddc0 ** 7 printk messages dropped ** [ 1336.634790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1336.635780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.642272][ T32] r10:829189c0 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:854a6000 ** 4 printk messages dropped ** [ 1336.642423][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.642912][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.643663][ T32] r10:00000000 r9:85425200 r8:8027ecf4 r7:eb501e60 r6:85425280 r5:854a6000 ** 10 printk messages dropped ** [ 1336.645076][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.645464][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.645797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 14 printk messages dropped ** [ 1336.655667][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 13 printk messages dropped ** [ 1336.662026][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.662518][ T32] r5:854a6c00 r4:829189bc ** 3 printk messages dropped ** [ 1336.662746][ T32] r4:00000000 [ 1336.662769][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.662814][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.662855][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.662897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502c800 [ 1336.662918][ T32] r4:00000000 [ 1336.662958][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.663004][ T32] r9:83018005 r8:854a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1336.663038][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.663082][ T32] r5:00001000 r4:eae87000 [ 1336.663132][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.663176][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.663240][ T32] r5:852cbf8c r4:852cbc00 [ 1336.663265][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.663311][ T32] r7:dddced40 r6:83018000 r5:852cbf8c r4:85425300 [ 1336.663332][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.663376][ T32] r10:61c88647 r9:854a6c00 r8:8542532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.663398][ T32] r4:85425300 [ 1336.663418][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.663466][ T32] r10:00000000 r9:85425300 r8:8027ecf4 r7:eb651e60 r6:85425380 r5:854a6c00 [ 1336.663488][ T32] r4:00000001 [ 1336.663507][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.663543][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1336.663569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.663597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.663623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.663748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.663775][ T32] r4:8502c300 [ 1336.664391][ T32] INFO: task kworker/0:138:5117 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.664621][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.664706][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.664749][ T32] Call trace: [ 1336.664915][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.664980][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.665012][ T32] r4:00000000 [ 1336.665033][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.665095][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.665128][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.665218][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.665246][ T32] dd60: 800f0113 ffffffff [ 1336.665274][ T32] r5:800f0113 r4:80239bb0 [ 1336.665296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.665337][ T32] r4:82ac11e4 [ 1336.665374][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.665467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.665528][ T32] r4:e06cddc0 [ 1336.665552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.665676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.665792][ T32] r4:00000000 [ 1336.665841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.665892][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.665975][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.666022][ T32] r5:00001000 r4:dfd83000 [ 1336.666042][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.666088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.666134][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.666332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.675290][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.675335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.675404][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.675483][ T32] r4:85004e00 [ 1336.675554][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.675670][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.675697][ T32] r4:00000001 [ 1336.675804][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.675851][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.675976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.676034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.676089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.676122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.676144][ T32] r4:8501e100 [ 1336.676173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.676723][ T32] INFO: task kworker/1:852:5120 blocked for more than 463 seconds. [ 1336.676777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.676879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.676914][ T32] task:kworker/1:852 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.676978][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.677033][ T32] Call trace: [ 1336.677087][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.677144][ T32] r10:829189c0 r9:eb539d84 r8:00000002 r7:60000013 r6:eb539d8c r5:84d30000 [ 1336.677168][ T32] r4:84d30000 [ 1336.677193][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.677248][ T32] r5:84d30000 r4:829189bc [ 1336.677282][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.677325][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.677373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1336.677396][ T32] r4:00000000 [ 1336.677450][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.677499][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.677551][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.677603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b200 [ 1336.677640][ T32] r4:00000000 [ 1336.677664][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.677718][ T32] r9:83018205 r8:84d30000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1336.677743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.677783][ T32] r5:00001000 r4:eae5d000 [ 1336.677803][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.677846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.678031][ T32] r10:61c88647 r9:84d30000 r8:8552c8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1336.678304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.679100][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 13 printk messages dropped ** [ 1336.679767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1336.680073][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.680537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1336.681315][ T32] r4:84d30c00 ** 1 printk messages dropped ** [ 1336.681393][ T32] r5:84d30c00 r4:829189bc ** 3 printk messages dropped ** [ 1336.681539][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.682063][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1336.682871][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) ** 10 printk messages dropped ** [ 1336.683702][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1336.684299][ T32] r4:e06cddc0 [ 1336.684326][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.684396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.684464][ T32] r4:00000000 [ 1336.684533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.684612][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.684691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.684808][ T32] r5:00001000 r4:dfd83000 [ 1336.684838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.685035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.685138][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.685166][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.685250][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.685365][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.685421][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.685496][ T32] r4:85004e00 [ 1336.685552][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.685668][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.685816][ T32] r4:00000001 [ 1336.685839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.685879][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.685906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.686002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.686202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.701921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.701974][ T32] r4:8501e100 [ 1336.702053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.702164][ T32] INFO: task kworker/1:854:5124 blocked for more than 463 seconds. [ 1336.702385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.702414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.702436][ T32] task:kworker/1:854 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.702736][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.702804][ T32] Call trace: [ 1336.702838][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.702892][ T32] r10:829189c0 r9:eb525d84 r8:00000002 r7:60000013 r6:eb525d8c r5:84d31800 [ 1336.702916][ T32] r4:84d31800 [ 1336.702935][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.702975][ T32] r5:84d31800 r4:829189bc [ 1336.702995][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.703100][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.703297][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1336.704010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.705049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.706083][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1336.718868][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1336.719257][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1336.719644][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1336.720014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.720559][ T32] r10:829189c0 r9:eb589d84 r8:00000002 r7:60000013 r6:eb589d8c r5:84d32400 ** 4 printk messages dropped ** [ 1336.720701][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.721121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.721186][ T32] r9:83018205 r8:84d32400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1336.721239][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.721283][ T32] r5:00001000 r4:eb2c1000 [ 1336.721303][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.721355][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.721398][ T32] r5:8553e78c r4:8553e400 [ 1336.721441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.721497][ T32] r7:ddde2d40 r6:83018200 r5:8553e78c r4:8552ca00 [ 1336.721578][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.721656][ T32] r10:61c88647 r9:84d32400 r8:8552ca2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.721682][ T32] r4:8552ca00 [ 1336.721702][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.721745][ T32] r10:00000000 r9:8552ca00 r8:8027ecf4 r7:eb525e60 r6:85425580 r5:84d32400 [ 1336.721767][ T32] r4:00000001 [ 1336.721785][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.721833][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1336.721863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.721891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.721917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.721969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.721993][ T32] r4:8552b0c0 [ 1336.722491][ T32] INFO: task kworker/1:855:5126 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.722529][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.722586][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.722627][ T32] Call trace: [ 1336.722680][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.722729][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.722787][ T32] r4:00000000 [ 1336.722810][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.722872][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.723082][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.723117][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.723143][ T32] dd60: 800f0113 ffffffff [ 1336.723167][ T32] r5:800f0113 r4:80239bb0 [ 1336.723218][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.723264][ T32] r4:82ac11e4 [ 1336.723284][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1336.723363][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1336.724006][ T32] r5:84ff7f8c r4:84ff7c00 ** 9 printk messages dropped ** [ 1336.724299][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 13 printk messages dropped ** [ 1336.724938][ T32] r10:829189c0 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:84d33000 ** 2 printk messages dropped ** [ 1336.725017][ T32] r5:84d33000 r4:829189bc ** 2 printk messages dropped ** [ 1336.725139][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 ** 10 printk messages dropped ** [ 1336.725525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.726076][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.741197][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.742208][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.742246][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.742301][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.742334][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.742358][ T32] dd60: 800f0113 ffffffff [ 1336.742381][ T32] r5:800f0113 r4:80239bb0 [ 1336.742426][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.742481][ T32] r4:82ac11e4 [ 1336.742530][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.742629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.742655][ T32] r4:e06cddc0 [ 1336.742678][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.742727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.742775][ T32] r4:00000000 [ 1336.742800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.742854][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.742891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.742936][ T32] r5:00001000 r4:dfd83000 [ 1336.742957][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.742996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.743037][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.743063][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.743108][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.743130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.743197][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.743227][ T32] r4:85004e00 [ 1336.743248][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.743489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.744239][ T32] r5:84d33c00 r4:829189bc [ 1336.744259][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1336.744777][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1336.745239][ T32] r10:00000000 r9:85425680 r8:8027ecf4 r7:eb651e60 r6:85425700 r5:84d33c00 ** 15 printk messages dropped ** [ 1336.746274][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.757007][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1336.757213][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1336.757531][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1336.757764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.758280][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.758445][ T32] r5:84d34800 r4:829189bc ** 6 printk messages dropped ** [ 1336.758711][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1336.759365][ T32] r10:61c88647 r9:84d34800 r8:8552cb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1336.759841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1336.760835][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1336.761086][ T32] r4:e06cddc0 [ 1336.761105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.761146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.761167][ T32] r4:00000000 [ 1336.761233][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.761303][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.761326][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.761365][ T32] r5:00001000 r4:dfd83000 [ 1336.761384][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.761443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.761499][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.761518][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.761560][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.761580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.761650][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.761695][ T32] r4:85004e00 [ 1336.761715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.761761][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.761783][ T32] r4:00000001 [ 1336.761801][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.761835][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.761902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.761975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.762004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.762032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.762053][ T32] r4:8501e100 [ 1336.762092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.762122][ T32] INFO: task kworker/0:140:5134 blocked for more than 463 seconds. [ 1336.762150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.762172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.762193][ T32] task:kworker/0:140 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.762267][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.762351][ T32] Call trace: [ 1336.762447][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.762498][ T32] r10:829189c0 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:84d35400 [ 1336.762520][ T32] r4:84d35400 [ 1336.762538][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.762578][ T32] r5:84d35400 r4:829189bc [ 1336.762597][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.762636][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.762680][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1336.762701][ T32] r4:00000000 [ 1336.762729][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.762770][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.762807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.762847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85525bc0 [ 1336.762868][ T32] r4:00000000 [ 1336.762887][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.762926][ T32] r9:83018005 r8:84d35400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1336.762947][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.762985][ T32] r5:00001000 r4:eb5c7000 [ 1336.763004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.763040][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.763111][ T32] r5:84c06f8c r4:84c06c00 [ 1336.763133][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.763175][ T32] r7:dddced40 r6:83018000 r5:84c06f8c r4:85425800 [ 1336.763214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.763270][ T32] r10:61c88647 r9:84d35400 r8:8542582c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.763295][ T32] r4:85425800 [ 1336.763314][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.763384][ T32] r10:00000000 r9:85425800 r8:8027ecf4 r7:eb5cde60 r6:85425880 r5:84d35400 [ 1336.763410][ T32] r4:00000001 [ 1336.763430][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.763474][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1336.763500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.763527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.763553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.763580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.763601][ T32] r4:8502cc40 [ 1336.763915][ T32] INFO: task kworker/0:140:5134 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.763954][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.764011][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.764053][ T32] Call trace: [ 1336.764089][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.764137][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.764160][ T32] r4:00000000 [ 1336.764178][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.764216][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.764244][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.764272][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.764320][ T32] dd60: 800f0113 ffffffff [ 1336.764370][ T32] r5:800f0113 r4:80239bb0 [ 1336.764412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.764505][ T32] r4:82ac11e4 [ 1336.764552][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.764599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.764621][ T32] r4:e06cddc0 [ 1336.764640][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.764681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.764724][ T32] r4:00000000 [ 1336.764746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.764841][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1336.765097][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1336.765444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.765709][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.765747][ T32] Call trace: [ 1336.765776][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.765824][ T32] r10:829189c0 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:84d36000 [ 1336.765847][ T32] r4:84d36000 [ 1336.765866][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.765905][ T32] r5:84d36000 r4:829189bc [ 1336.765925][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.765963][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.766027][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1336.766053][ T32] r4:00000000 [ 1336.766072][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.766109][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.766145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.766203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b840 [ 1336.782908][ T32] r4:00000000 [ 1336.782990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.783146][ T32] r9:83018205 r8:84d36000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1336.783174][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.783219][ T32] r5:00001000 r4:eb301000 [ 1336.783258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.783380][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.783434][ T32] r5:8553ef8c r4:8553ec00 [ 1336.783493][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.783542][ T32] r7:ddde2d40 r6:83018200 r5:8553ef8c r4:8552cb80 [ 1336.783564][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.783641][ T32] r10:61c88647 r9:84d36000 r8:8552cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.783666][ T32] r4:8552cb80 [ 1336.783686][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.783736][ T32] r10:00000000 r9:8552cb80 r8:8027ecf4 r7:eb6fde60 r6:85425900 r5:84d36000 [ 1336.783763][ T32] r4:00000001 [ 1336.783808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.783865][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1336.783903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.783931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.783957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.784004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1336.784705][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.785317][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.785510][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.785814][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.793938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1336.794560][ T32] task:kworker/1:859 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.794942][ T32] r5:84d36c00 r4:829189bc ** 3 printk messages dropped ** [ 1336.795067][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.795363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.795802][ T32] r10:00000000 r9:8552cc00 r8:8027ecf4 r7:eb6fde60 r6:85425980 r5:84d36c00 ** 11 printk messages dropped ** [ 1336.802080][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.802402][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1336.802780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 12 printk messages dropped ** [ 1336.803364][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1336.803691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.804165][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.804585][ T32] r5:854a8000 r4:829189bc ** 2 printk messages dropped ** [ 1336.804784][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 ** 8 printk messages dropped ** [ 1336.805243][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.805770][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.805993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.806042][ T32] r4:8552b780 [ 1336.818247][ T32] INFO: task kworker/1:860:5139 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.818344][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.818421][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.818534][ T32] Call trace: [ 1336.818602][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.818659][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.818683][ T32] r4:00000000 [ 1336.818727][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.818791][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.818846][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.818879][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.818923][ T32] dd60: 800f0113 ffffffff [ 1336.818950][ T32] r5:800f0113 r4:80239bb0 [ 1336.818970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.819017][ T32] r4:82ac11e4 [ 1336.819038][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.819080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.819102][ T32] r4:e06cddc0 [ 1336.819121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.819161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.819191][ T32] r4:00000000 [ 1336.819214][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.819257][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.819279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.819318][ T32] r5:00001000 r4:dfd83000 [ 1336.819337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.819377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.819443][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.819472][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.819518][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.819538][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.819582][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.819603][ T32] r4:85004e00 [ 1336.819622][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.819665][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.819686][ T32] r4:00000001 [ 1336.819704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.819738][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.819764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.819791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.819838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.819871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.819893][ T32] r4:8501e100 [ 1336.819914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.819977][ T32] INFO: task kworker/1:861:5142 blocked for more than 463 seconds. [ 1336.820018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.820042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.820062][ T32] task:kworker/1:861 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.820106][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.820144][ T32] Call trace: [ 1336.820173][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.820299][ T32] r5:854aa400 r4:829189bc [ 1336.820318][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.820761][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.821017][ T32] r10:61c88647 r9:854aa400 r8:8552cd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1336.821818][ T32] INFO: task kworker/1:861:5142 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1336.822285][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.822325][ T32] r4:82ac11e4 [ 1336.822345][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.822385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.822407][ T32] r4:e06cddc0 [ 1336.822426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.822472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.822495][ T32] r4:00000000 [ 1336.822514][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.822555][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.822577][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.822616][ T32] r5:00001000 r4:dfd83000 [ 1336.822635][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.822673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.822710][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.822739][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.822801][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.822824][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.822869][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.822892][ T32] r4:85004e00 [ 1336.822911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.822953][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.822974][ T32] r4:00000001 [ 1336.822992][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.823025][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.823050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.823077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.823102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.823129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.823150][ T32] r4:8501e100 [ 1336.823168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.823193][ T32] INFO: task kworker/1:862:5144 blocked for more than 463 seconds. [ 1336.823233][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.823259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.823290][ T32] task:kworker/1:862 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.823337][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.823375][ T32] Call trace: [ 1336.823403][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.823453][ T32] r10:829189c0 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:854ab000 [ 1336.823536][ T32] r4:854ab000 [ 1336.823561][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.823615][ T32] r5:854ab000 r4:829189bc [ 1336.823638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.823680][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.824075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552bd80 ** 1 printk messages dropped ** [ 1336.824157][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.824210][ T32] r9:83018205 r8:854ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.824234][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.824274][ T32] r5:00001000 r4:eb367000 [ 1336.824295][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.824342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.824420][ T32] r5:8553ff8c r4:8553fc00 [ 1336.824448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.824550][ T32] r7:ddde2d40 r6:83018200 r5:8553ff8c r4:8552cd80 [ 1336.824572][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.824617][ T32] r10:61c88647 r9:854ab000 r8:8552cdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.824639][ T32] r4:8552cd80 [ 1336.824661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.824703][ T32] r10:00000000 r9:8552cd80 r8:8027ecf4 r7:eb719e60 r6:85425b00 r5:854ab000 [ 1336.824729][ T32] r4:00000001 [ 1336.824747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.824781][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1336.824807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.824834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.824879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.824917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.824940][ T32] r4:8552bec0 [ 1336.825232][ T32] INFO: task kworker/1:862:5144 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.825271][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.825349][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.825391][ T32] Call trace: [ 1336.825443][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.825502][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 1 printk messages dropped ** [ 1336.825553][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1336.826139][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 12 printk messages dropped ** [ 1336.836950][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.837306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.837952][ T32] r5:854a9800 r4:829189bc [ 1336.838020][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.838144][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.838368][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1336.838828][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1336.839624][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1336.840326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1336.840870][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1336.841249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.841612][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.841783][ T32] r5:853da400 r4:829189bc ** 6 printk messages dropped ** [ 1336.842077][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.842399][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.842798][ T32] r4:00000001 [ 1336.842824][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.842858][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1336.842883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.842920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.843051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.843105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.843135][ T32] r4:85430d80 [ 1336.843411][ T32] INFO: task kworker/1:864:5147 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.843465][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.843560][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.843611][ T32] Call trace: [ 1336.843645][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.843694][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.843741][ T32] r4:00000000 [ 1336.843817][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.843908][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.844003][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.844041][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.844065][ T32] dd60: 800f0113 ffffffff [ 1336.844088][ T32] r5:800f0113 r4:80239bb0 [ 1336.844108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.844151][ T32] r4:82ac11e4 [ 1336.844171][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.844212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.844234][ T32] r4:e06cddc0 [ 1336.844274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.844334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.844360][ T32] r4:00000000 [ 1336.844381][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.844438][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.844536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.844584][ T32] r5:00001000 r4:dfd83000 [ 1336.844603][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.844643][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.844682][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.844701][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.844751][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.844773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.844818][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.844841][ T32] r4:85004e00 [ 1336.844859][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.844903][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.844925][ T32] r4:00000001 [ 1336.844944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.844978][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.845005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.845054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.845090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.845118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.845140][ T32] r4:8501e100 [ 1336.845211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.845247][ T32] INFO: task kworker/1:865:5151 blocked for more than 463 seconds. [ 1336.845276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.845300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.845332][ T32] task:kworker/1:865 state:D stack:0 pid:5151 tgid:5151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.845409][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.845467][ T32] Call trace: [ 1336.845498][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.845545][ T32] r10:829189c0 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:853db000 [ 1336.845568][ T32] r4:853db000 [ 1336.845586][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.845627][ T32] r5:853db000 r4:829189bc [ 1336.845647][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.845685][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.845766][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1336.845793][ T32] r4:00000000 [ 1336.845812][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.845850][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.845906][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.867142][ T32] r5:85540f8c r4:85540c00 ** 7 printk messages dropped ** [ 1336.867620][ T32] r4:00000001 [ 1336.867639][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.867676][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1336.867705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.867741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.867767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.867796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.867817][ T32] r4:8542e080 [ 1336.868344][ T32] INFO: task kworker/1:865:5151 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.868425][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.868557][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.868604][ T32] Call trace: [ 1336.868635][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.868684][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.868708][ T32] r4:00000000 [ 1336.868823][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.868888][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.868925][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1336.869248][ T32] r4:e06cddc0 ** 8 printk messages dropped ** [ 1336.869689][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.870098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1336.870640][ T32] r4:853dbc00 ** 1 printk messages dropped ** [ 1336.870698][ T32] r5:853dbc00 r4:829189bc [ 1336.870717][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.870767][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.870818][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1336.870840][ T32] r4:00000000 [ 1336.870858][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.870896][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.870932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.870972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542e500 [ 1336.870994][ T32] r4:00000000 [ 1336.871012][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.871053][ T32] r9:83018205 r8:853dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1336.871073][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.871130][ T32] r5:00001000 r4:eb4e9000 [ 1336.871152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.871190][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.871227][ T32] r5:85541b8c r4:85541800 [ 1336.871246][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.871639][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) ** 7 printk messages dropped ** [ 1336.872154][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.872522][ T32] r5:800f0113 r4:80239bb0 ** 9 printk messages dropped ** [ 1336.872890][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1336.873192][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1336.873417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.873928][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.874082][ T32] r5:853dc800 r4:829189bc ** 7 printk messages dropped ** [ 1336.874512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542e200 ** 11 printk messages dropped ** [ 1336.874932][ T32] r10:61c88647 r9:853dc800 r8:854291ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1336.875277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.875335][ T32] r4:8542e1c0 [ 1336.875606][ T32] INFO: task kworker/1:867:5154 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.875640][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.875696][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.875735][ T32] Call trace: [ 1336.875763][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.875811][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.875834][ T32] r4:00000000 [ 1336.875852][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.875889][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.875917][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.875945][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.875967][ T32] dd60: 800f0113 ffffffff [ 1336.875989][ T32] r5:800f0113 r4:80239bb0 [ 1336.876008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.876046][ T32] r4:82ac11e4 [ 1336.876071][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.876115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.876142][ T32] r4:e06cddc0 [ 1336.876162][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.890592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.890685][ T32] r4:00000000 [ 1336.890711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.890781][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.890804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.890847][ T32] r5:00001000 r4:dfd83000 [ 1336.890900][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.890945][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.890986][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.891005][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.891049][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.891069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.891126][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.891177][ T32] r4:85004e00 [ 1336.891200][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.891246][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.891267][ T32] r4:00000001 [ 1336.891286][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.891404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.891858][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.892058][ T32] r5:853dd400 r4:829189bc ** 3 printk messages dropped ** [ 1336.892181][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.892576][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1336.893005][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) ** 5 printk messages dropped ** [ 1336.893674][ T32] INFO: task kworker/1:868:5156 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1336.894287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1336.894722][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1336.894995][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1336.895257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1336.895636][ T32] r4:853de000 ** 1 printk messages dropped ** [ 1336.895694][ T32] r5:853de000 r4:829189bc ** 2 printk messages dropped ** [ 1336.895799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 ** 8 printk messages dropped ** [ 1336.896114][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.905118][ T32] r4:85429380 ** 7 printk messages dropped ** [ 1336.905363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.906204][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 6 printk messages dropped ** [ 1336.911412][ T32] r5:800f0113 r4:80239bb0 [ 1336.911432][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.911482][ T32] r4:82ac11e4 [ 1336.911502][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.911543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.911565][ T32] r4:e06cddc0 [ 1336.911625][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.911672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.911718][ T32] r4:00000000 [ 1336.911740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.911783][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.911805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.911846][ T32] r5:00001000 r4:dfd83000 [ 1336.911866][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.911913][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.911961][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.911984][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.912033][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.912056][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.912115][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.912142][ T32] r4:85004e00 [ 1336.912161][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.912205][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.912263][ T32] r4:00000001 [ 1336.912285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.912320][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.912366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.912397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.912423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.912450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.912514][ T32] r4:8501e100 [ 1336.912576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.912613][ T32] INFO: task kworker/1:870:5160 blocked for more than 463 seconds. [ 1336.912645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.912669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.912693][ T32] task:kworker/1:870 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.912802][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.912878][ T32] Call trace: [ 1336.912915][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.912965][ T32] r10:829189c0 r9:eb741d84 r8:00000002 r7:60000013 r6:eb741d8c r5:853dec00 [ 1336.912988][ T32] r4:853dec00 [ 1336.913007][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.913051][ T32] r5:853dec00 r4:829189bc [ 1336.913091][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.913142][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.913208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1336.913238][ T32] r4:00000000 [ 1336.913259][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.913313][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.913362][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.913410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542e840 [ 1336.913452][ T32] r4:00000000 [ 1336.913484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.913532][ T32] r9:83018205 r8:853dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1336.913558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.913597][ T32] r5:00001000 r4:eb519000 [ 1336.913616][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.913663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.913785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1336.914335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1336.915324][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1336.915763][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1336.916040][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1336.923537][ T32] task:kworker/1:871 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.923978][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1336.924605][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1336.925605][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1336.925817][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.925855][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.925885][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.925913][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.925950][ T32] dd60: 800f0113 ffffffff [ 1336.926010][ T32] r5:800f0113 r4:80239bb0 [ 1336.926042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.926113][ T32] r4:82ac11e4 [ 1336.926138][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.926193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1336.926283][ T32] r4:e06cddc0 [ 1336.934296][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.934416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1336.934453][ T32] r4:00000000 [ 1336.934500][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.934557][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.934582][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.934625][ T32] r5:00001000 r4:dfd83000 [ 1336.934645][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.934683][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.934740][ T32] r5:84ff7f8c r4:84ff7c00 [ 1336.934763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.934808][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1336.934829][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.934892][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.934918][ T32] r4:85004e00 [ 1336.934937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.934982][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.935021][ T32] r4:00000001 [ 1336.935044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.935099][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.935131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.935159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.935186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.935231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.935274][ T32] r4:8501e100 [ 1336.935305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.935335][ T32] INFO: task kworker/1:872:5163 blocked for more than 463 seconds. [ 1336.935367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.935391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.935412][ T32] task:kworker/1:872 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1336.935593][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.935741][ T32] r5:85570000 r4:829189bc ** 2 printk messages dropped ** [ 1336.935861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 ** 10 printk messages dropped ** [ 1336.940720][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1336.941220][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.942300][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 16 printk messages dropped ** [ 1336.942856][ T32] r5:84ff7f8c r4:84ff7c00 ** 9 printk messages dropped ** [ 1336.943170][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1336.943399][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.943609][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.943664][ T32] Call trace: [ 1336.943716][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.943766][ T32] r10:829189c0 r9:eb751d84 r8:00000002 r7:60000013 r6:eb751d8c r5:85572400 [ 1336.943813][ T32] r4:85572400 [ 1336.943860][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.943916][ T32] r5:85572400 r4:829189bc [ 1336.943936][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.943978][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.944023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1336.944049][ T32] r4:00000000 [ 1336.944069][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.944107][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.944143][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.944183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542edc0 [ 1336.944204][ T32] r4:00000000 [ 1336.944224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.944264][ T32] r9:83018205 r8:85572400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1336.944284][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.944361][ T32] r5:00001000 r4:eb577000 [ 1336.944387][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.944428][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.944527][ T32] r5:85542f8c r4:85542c00 [ 1336.944579][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.944626][ T32] r7:ddde2d40 r6:83018200 r5:85542f8c r4:85429780 [ 1336.944647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.944690][ T32] r10:61c88647 r9:85572400 r8:854297ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.944717][ T32] r4:85429780 [ 1336.944737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.944781][ T32] r10:00000000 r9:85429780 r8:8027ecf4 r7:eb74de60 r6:85429800 r5:85572400 [ 1336.944802][ T32] r4:00000001 [ 1336.944820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.944872][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1336.944901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.944949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.944978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.945036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.945061][ T32] r4:8542ebc0 [ 1336.945362][ T32] INFO: task kworker/1:873:5167 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.945400][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.945502][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.945546][ T32] Call trace: [ 1336.945576][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1336.945702][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1336.946006][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1336.956735][ T32] r5:00001000 r4:dfd83000 ** 10 printk messages dropped ** [ 1336.957201][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.957515][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.957856][ T32] r5:85573000 r4:829189bc [ 1336.957875][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.957914][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.957958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1336.957979][ T32] r4:00000000 [ 1336.957997][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.958034][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.958073][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.958134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500e040 [ 1336.958160][ T32] r4:00000000 [ 1336.958250][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.958297][ T32] r9:83018205 r8:85573000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1336.958319][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.958415][ T32] r5:00001000 r4:eb58b000 [ 1336.958438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.958484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.958522][ T32] r5:8554338c r4:85543000 [ 1336.958581][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.958627][ T32] r7:ddde2d40 r6:83018200 r5:8554338c r4:85429880 ** 3 printk messages dropped ** [ 1336.958811][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1336.959893][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1336.960416][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1336.960680][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1336.961077][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1336.961178][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1336.961200][ T32] r4:00000001 [ 1336.961245][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.961282][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1336.961308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.961336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.961362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.961390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.961411][ T32] r4:8501e100 [ 1336.961430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.961506][ T32] INFO: task kworker/1:875:5169 blocked for more than 463 seconds. [ 1336.961538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.961561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.961581][ T32] task:kworker/1:875 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.961666][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.961709][ T32] Call trace: [ 1336.961738][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.961828][ T32] r10:829189c0 r9:eb759d84 r8:00000002 r7:60000013 r6:eb759d8c r5:85573c00 [ 1336.961854][ T32] r4:85573c00 [ 1336.961937][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.962011][ T32] r5:85573c00 r4:829189bc [ 1336.962085][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.962127][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.962174][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 1336.962195][ T32] r4:00000000 [ 1336.962213][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.962276][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.962316][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.962356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500e2c0 [ 1336.962378][ T32] r4:00000000 [ 1336.962413][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.962480][ T32] r9:83018205 r8:85573c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1336.962505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.962547][ T32] r5:00001000 r4:eb59b000 [ 1336.962567][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.962630][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.962671][ T32] r5:8554378c r4:85543400 [ 1336.962692][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.962765][ T32] r7:ddde2d40 r6:83018200 r5:8554378c r4:85429980 [ 1336.962789][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.962833][ T32] r10:61c88647 r9:85573c00 r8:854299ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.962855][ T32] r4:85429980 [ 1336.962874][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.962916][ T32] r10:00000000 r9:85429980 r8:8027ecf4 r7:eb755e60 r6:85429a00 r5:85573c00 [ 1336.962941][ T32] r4:00000001 [ 1336.962980][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.963017][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1336.963043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.963070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.963096][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.963123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.963144][ T32] r4:8500e000 [ 1336.963425][ T32] INFO: task kworker/1:875:5169 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.963479][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.963539][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.963578][ T32] Call trace: [ 1336.963608][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.963655][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.963678][ T32] r4:00000000 [ 1336.963696][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.963745][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.963778][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1336.963838][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1336.963887][ T32] dd60: 800f0113 ffffffff [ 1336.963925][ T32] r5:800f0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1336.964051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 12 printk messages dropped ** [ 1336.964564][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 10 printk messages dropped ** [ 1336.964943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1336.965436][ T32] r4:85570c00 ** 1 printk messages dropped ** [ 1336.965504][ T32] r5:85570c00 r4:829189bc ** 3 printk messages dropped ** [ 1336.965654][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.965802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85525c80 [ 1336.965846][ T32] r4:00000000 [ 1336.965913][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.965972][ T32] r9:83018205 r8:85570c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1336.966019][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.966061][ T32] r5:00001000 r4:eb5d9000 [ 1336.966080][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.966121][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.966160][ T32] r5:84c06b8c r4:84c06800 [ 1336.966198][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.983274][ T32] r7:ddde2d40 r6:83018200 r5:84c06b8c r4:85429a80 [ 1336.983341][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.983419][ T32] r10:61c88647 r9:85570c00 r8:85429aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.983468][ T32] r4:85429a80 [ 1336.983517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.983570][ T32] r10:00000000 r9:85429a80 r8:8027ecf4 r7:eb759e60 r6:85429b00 r5:85570c00 [ 1336.983593][ T32] r4:00000001 [ 1336.983613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.983649][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1336.983697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.983734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.983802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.983867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.983904][ T32] r4:8500e100 [ 1336.984428][ T32] INFO: task kworker/1:876:5172 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1336.984523][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.984638][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.984688][ T32] Call trace: [ 1336.984720][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.984772][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1336.984796][ T32] r4:00000000 [ 1336.984814][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.984888][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1336.984936][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1336.985106][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.985354][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1336.985924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.992828][ T32] r5:85574800 r4:829189bc [ 1336.992848][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.993113][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.993503][ T32] r7:ddde2d40 r6:83018200 r5:85543b8c r4:85429b80 ** 10 printk messages dropped ** [ 1336.993942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.994880][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1336.995343][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1336.995840][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1337.004892][ T32] INFO: task kworker/1:878:5175 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.005340][ T32] r4:85571800 ** 1 printk messages dropped ** [ 1337.005455][ T32] r5:85571800 r4:829189bc [ 1337.005484][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.005714][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.006064][ T32] r5:85550b8c r4:85550800 ** 4 printk messages dropped ** [ 1337.010544][ T32] r4:85429c80 ** 5 printk messages dropped ** [ 1337.010782][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.011527][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.011573][ T32] Call trace: [ 1337.011604][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.011653][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.011676][ T32] r4:00000000 [ 1337.011694][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.011731][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.011783][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.011816][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.011841][ T32] dd60: 800f0113 ffffffff [ 1337.011864][ T32] r5:800f0113 r4:80239bb0 [ 1337.011884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.011927][ T32] r4:82ac11e4 [ 1337.011947][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.011988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.012010][ T32] r4:e06cddc0 [ 1337.012048][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.012093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.012114][ T32] r4:00000000 [ 1337.012152][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.012223][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.012274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.012323][ T32] r5:00001000 r4:dfd83000 [ 1337.012343][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.012383][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.012421][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.012440][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.012561][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.012592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.012640][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.012663][ T32] r4:85004e00 [ 1337.012681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.012729][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.012751][ T32] r4:00000001 [ 1337.012769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.012815][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.012844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.012872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.012916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.012947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.012969][ T32] r4:8501e100 [ 1337.012989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.013017][ T32] INFO: task kworker/1:879:5178 blocked for more than 463 seconds. [ 1337.013049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.013091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.013128][ T32] task:kworker/1:879 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.013177][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.013216][ T32] Call trace: [ 1337.013245][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.013288][ T32] r10:829189c0 r9:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:85576000 [ 1337.013310][ T32] r4:85576000 [ 1337.013348][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.013398][ T32] r5:85576000 r4:829189bc [ 1337.013444][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.013498][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.013567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1337.013592][ T32] r4:00000000 [ 1337.013611][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.013650][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.013699][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.013748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500edc0 [ 1337.013770][ T32] r4:00000000 [ 1337.013800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.013907][ T32] r9:83018205 r8:85576000 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1337.013955][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.014003][ T32] r5:00001000 r4:dfbfd000 [ 1337.014023][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.014060][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.014099][ T32] r5:85543f8c r4:85543c00 [ 1337.014131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.014176][ T32] r7:ddde2d40 r6:83018200 r5:85543f8c r4:85429d80 [ 1337.014198][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.014260][ T32] r10:61c88647 r9:85576000 r8:85429dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.014285][ T32] r4:85429d80 [ 1337.014304][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.014389][ T32] r10:00000000 r9:85429d80 r8:8027ecf4 r7:eb765e60 r6:85429e00 r5:85576000 [ 1337.014414][ T32] r4:00000001 [ 1337.014508][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.014547][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1337.014600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.014631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.015013][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1337.015223][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.015259][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.015289][ T32] dd20: 80a32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.015328][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.015356][ T32] dd60: 800f0113 ffffffff [ 1337.015387][ T32] r5:800f0113 r4:80239bb0 [ 1337.015410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.015449][ T32] r4:82ac11e4 [ 1337.015475][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.015517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.015557][ T32] r4:e06cddc0 [ 1337.015580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.015621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.015642][ T32] r4:00000000 [ 1337.015661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.015701][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.015723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.015762][ T32] r5:00001000 r4:dfd83000 [ 1337.015781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.015819][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.015856][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.015875][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.015915][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.015935][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.015978][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.015999][ T32] r4:85004e00 [ 1337.016018][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.016061][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.016083][ T32] r4:00000001 [ 1337.016100][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.016133][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.016158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.016210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.027280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.027397][ T32] r4:8501e100 ** 2 printk messages dropped ** [ 1337.027499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.027524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.027546][ T32] task:kworker/0:141 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.027602][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.027660][ T32] Call trace: [ 1337.027722][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.027778][ T32] r10:829189c0 r9:eb775d84 r8:00000002 r7:60000013 r6:eb775d8c r5:85578000 [ 1337.027801][ T32] r4:85578000 [ 1337.027819][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.027860][ T32] r5:85578000 r4:829189bc [ 1337.027879][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.027939][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.027988][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1337.028010][ T32] r4:00000000 [ 1337.028028][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.028065][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.028104][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.028144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85525cc0 [ 1337.028166][ T32] r4:00000000 [ 1337.028185][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.028226][ T32] r9:83018005 r8:85578000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1337.028247][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.028319][ T32] r5:00001000 r4:dfa5d000 [ 1337.028364][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.028410][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.028513][ T32] r5:84c0778c r4:84c07400 [ 1337.028551][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.028599][ T32] r7:dddced40 r6:83018000 r5:84c0778c r4:85425c00 [ 1337.028620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.028665][ T32] r10:61c88647 r9:85578000 r8:85425c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1337.028884][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.029520][ T32] INFO: task kworker/0:141:5180 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.029558][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.029615][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.029674][ T32] Call trace: [ 1337.029707][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.029757][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.029780][ T32] r4:00000000 [ 1337.029798][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.029834][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.029866][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.029896][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.029919][ T32] dd60: 800f0113 ffffffff [ 1337.029942][ T32] r5:800f0113 r4:80239bb0 [ 1337.029961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.030027][ T32] r4:82ac11e4 [ 1337.030051][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1337.030174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 12 printk messages dropped ** [ 1337.030596][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1337.030800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.031219][ T32] r4:85579800 ** 1 printk messages dropped ** [ 1337.031301][ T32] r5:85579800 r4:829189bc ** 2 printk messages dropped ** [ 1337.031430][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 ** 6 printk messages dropped ** [ 1337.031657][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1337.031790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.031827][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.031866][ T32] r5:84c0638c r4:84c06000 [ 1337.031908][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.031953][ T32] r7:dddced40 r6:83018000 r5:84c0638c r4:85425c80 [ 1337.031974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.032017][ T32] r10:61c88647 r9:85579800 r8:85425cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.032039][ T32] r4:85425c80 [ 1337.032057][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.032098][ T32] r10:00000000 r9:85425c80 r8:8027ecf4 r7:eb775e60 r6:85429f00 r5:85579800 [ 1337.032120][ T32] r4:00000001 [ 1337.032138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.032170][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1337.032195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.032237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.032266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.032293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.032366][ T32] r4:85525f00 [ 1337.032687][ T32] INFO: task kworker/0:142:5181 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.032727][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.032784][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.032830][ T32] Call trace: [ 1337.032864][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.032911][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.032933][ T32] r4:00000000 [ 1337.032951][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.032987][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.033015][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.033043][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.033065][ T32] dd60: 800f0113 ffffffff [ 1337.033088][ T32] r5:800f0113 r4:80239bb0 [ 1337.033107][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.033146][ T32] r4:82ac11e4 [ 1337.033165][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.033205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.033227][ T32] r4:e06cddc0 [ 1337.033245][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.033364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.033415][ T32] r4:00000000 [ 1337.033467][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.033554][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.033579][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.033619][ T32] r5:00001000 r4:dfd83000 [ 1337.033667][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.033713][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.033858][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 2 printk messages dropped ** [ 1337.033968][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1337.034077][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1337.034271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1337.034501][ T32] task:kworker/1:880 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.034773][ T32] r5:85578c00 r4:829189bc [ 1337.034806][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.034847][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.034891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1337.034914][ T32] r4:00000000 [ 1337.034933][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1337.035037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1337.035194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.035510][ T32] r10:61c88647 r9:85578c00 r8:85429fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1337.035762][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.047527][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.047687][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.047735][ T32] r4:00000000 [ 1337.047760][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.047801][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.047832][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.047859][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.047882][ T32] dd60: 800f0113 ffffffff [ 1337.047905][ T32] r5:800f0113 r4:80239bb0 [ 1337.047990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.048036][ T32] r4:82ac11e4 [ 1337.048056][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.048109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.048134][ T32] r4:e06cddc0 [ 1337.048154][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.048196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.048218][ T32] r4:00000000 [ 1337.048236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.048278][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.048317][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.048361][ T32] r5:00001000 r4:dfd83000 [ 1337.048380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.048446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.048562][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.048586][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.048629][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.048650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.048721][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.048747][ T32] r4:85004e00 [ 1337.048766][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.048810][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.048831][ T32] r4:00000001 [ 1337.048849][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.048882][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.048907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.048969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.048998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.049026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.049049][ T32] r4:8501e100 [ 1337.049071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.049130][ T32] INFO: task kworker/0:143:5188 blocked for more than 463 seconds. [ 1337.049168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.049192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.049213][ T32] task:kworker/0:143 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.049256][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.049295][ T32] Call trace: [ 1337.049368][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.049417][ T32] r10:829189c0 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:8557b000 [ 1337.049470][ T32] r4:8557b000 [ 1337.049496][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.049539][ T32] r5:8557b000 r4:829189bc [ 1337.049558][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.049597][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.049642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1337.049680][ T32] r4:00000000 [ 1337.049702][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.049740][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.049802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.049851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85525140 [ 1337.049874][ T32] r4:00000000 [ 1337.049892][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.049951][ T32] r9:83018005 r8:8557b000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1337.049976][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.050015][ T32] r5:00001000 r4:eab9b000 [ 1337.050034][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.050073][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.050111][ T32] r5:854d438c r4:854d4000 [ 1337.050130][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.050170][ T32] r7:dddced40 r6:83018000 r5:854d438c r4:85425d00 [ 1337.050190][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.050233][ T32] r10:61c88647 r9:8557b000 r8:85425d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.050303][ T32] r4:85425d00 [ 1337.050351][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.050427][ T32] r10:00000000 r9:85425d00 r8:8027ecf4 r7:dfaa5e60 r6:8552e080 r5:8557b000 [ 1337.050457][ T32] r4:00000001 [ 1337.050490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.050525][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1337.050551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.050578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.050604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.050633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.050675][ T32] r4:85525ac0 [ 1337.051185][ T32] INFO: task kworker/0:143:5188 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.051221][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.051330][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.051374][ T32] Call trace: [ 1337.051404][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.051452][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.051484][ T32] r4:00000000 [ 1337.051503][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.051541][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.051582][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.051622][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.051648][ T32] dd60: 800f0113 ffffffff [ 1337.051696][ T32] r5:800f0113 r4:80239bb0 [ 1337.051721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.051763][ T32] r4:82ac11e4 [ 1337.051783][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.051883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.051908][ T32] r4:e06cddc0 [ 1337.051927][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.051980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.052004][ T32] r4:00000000 [ 1337.052047][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.052092][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.052113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.052151][ T32] r5:00001000 r4:dfd83000 [ 1337.052170][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.052209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.052247][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.052266][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.052308][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.052353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.052401][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.052422][ T32] r4:85004e00 [ 1337.052440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.052516][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.052540][ T32] r4:00000001 [ 1337.052591][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.052629][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.052655][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.052682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.052712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.052740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.052762][ T32] r4:8501e100 [ 1337.052799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.052828][ T32] INFO: task kworker/1:881:5189 blocked for more than 463 seconds. [ 1337.052857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.052919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.052954][ T32] task:kworker/1:881 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.053017][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.053068][ T32] Call trace: [ 1337.053098][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.053158][ T32] r10:829189c0 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:8557bc00 [ 1337.053186][ T32] r4:8557bc00 [ 1337.053234][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.053292][ T32] r5:8557bc00 r4:829189bc [ 1337.053318][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.053357][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.053420][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1337.053445][ T32] r4:00000000 [ 1337.053470][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.053513][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.053550][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.053601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500ea00 [ 1337.053626][ T32] r4:00000000 [ 1337.053665][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.053723][ T32] r9:83018205 r8:8557bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1337.053750][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.053799][ T32] r5:00001000 r4:e88f7000 [ 1337.053843][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.053924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.053967][ T32] r5:8555078c r4:85550400 [ 1337.053986][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.054038][ T32] r7:ddde2d40 r6:83018200 r5:8555078c r4:8552e100 [ 1337.054081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.054129][ T32] r10:61c88647 r9:8557bc00 r8:8552e12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.054151][ T32] r4:8552e100 [ 1337.054169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.054211][ T32] r10:00000000 r9:8552e100 r8:8027ecf4 r7:eb765e60 r6:8552e180 r5:8557bc00 [ 1337.054266][ T32] r4:00000001 [ 1337.054310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.054377][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1337.054403][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.054431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.054456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.054492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.054514][ T32] r4:8500ef80 [ 1337.054786][ T32] INFO: task kworker/1:881:5189 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.054831][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.054900][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.054973][ T32] Call trace: [ 1337.055012][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.055082][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.055114][ T32] r4:00000000 [ 1337.055133][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.055216][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.055252][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.055282][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.055329][ T32] dd60: 800f0113 ffffffff [ 1337.055359][ T32] r5:800f0113 r4:80239bb0 [ 1337.055404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.055447][ T32] r4:82ac11e4 [ 1337.055474][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.055515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.055537][ T32] r4:e06cddc0 [ 1337.055556][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.055606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.055632][ T32] r4:00000000 [ 1337.055652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.055694][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.055715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.055783][ T32] r5:00001000 r4:dfd83000 [ 1337.055806][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.055846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.055884][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.055903][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.055945][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.055965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.056007][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.056050][ T32] r4:85004e00 [ 1337.056102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.056149][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.056172][ T32] r4:00000001 [ 1337.056190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.056243][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.056321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.074028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.074128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.074169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.074197][ T32] r4:8501e100 [ 1337.074252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.074294][ T32] INFO: task kworker/1:882:5191 blocked for more than 463 seconds. [ 1337.074329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.074353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.074374][ T32] task:kworker/1:882 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.074431][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.074499][ T32] Call trace: [ 1337.074530][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.074582][ T32] r10:829189c0 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:8557c800 [ 1337.074605][ T32] r4:8557c800 [ 1337.074625][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.074666][ T32] r5:8557c800 r4:829189bc [ 1337.074685][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.074725][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.074793][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1337.074819][ T32] r4:00000000 [ 1337.074838][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.074877][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.074916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.074956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850170c0 [ 1337.075011][ T32] r4:00000000 [ 1337.075058][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.075105][ T32] r9:83018205 r8:8557c800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1337.075127][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.075166][ T32] r5:00001000 r4:ead17000 [ 1337.075195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.075238][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.075276][ T32] r5:85550f8c r4:85550c00 [ 1337.075325][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.075378][ T32] r7:ddde2d40 r6:83018200 r5:85550f8c r4:8552e200 [ 1337.075399][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.075443][ T32] r10:61c88647 r9:8557c800 r8:8552e22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.075475][ T32] r4:8552e200 [ 1337.075495][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.075538][ T32] r10:00000000 r9:8552e200 r8:8027ecf4 r7:eb765e60 r6:8552e280 r5:8557c800 [ 1337.075571][ T32] r4:00000001 [ 1337.075592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.075630][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1337.075692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.075724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.075750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.075797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.075821][ T32] r4:8542ed80 [ 1337.079994][ T32] INFO: task kworker/1:882:5191 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.080109][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.080210][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.080262][ T32] Call trace: [ 1337.080293][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.080348][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.080412][ T32] r4:00000000 [ 1337.080436][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.080518][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.080550][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.080579][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.080602][ T32] dd60: 800f0113 ffffffff [ 1337.080624][ T32] r5:800f0113 r4:80239bb0 [ 1337.080644][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.080685][ T32] r4:82ac11e4 [ 1337.080704][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.080744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.080766][ T32] r4:e06cddc0 [ 1337.080785][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.080825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.080846][ T32] r4:00000000 [ 1337.080865][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.080905][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.080939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.080983][ T32] r5:00001000 r4:dfd83000 [ 1337.081002][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.081050][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.081095][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.081114][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.081157][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.081178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.081241][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.081266][ T32] r4:85004e00 [ 1337.081306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.081353][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.081375][ T32] r4:00000001 [ 1337.081393][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.081426][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.081479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.081511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.081538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.081575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.081621][ T32] r4:8501e100 [ 1337.081646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.081688][ T32] INFO: task kworker/0:144:5193 blocked for more than 463 seconds. [ 1337.081723][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.081762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.081786][ T32] task:kworker/0:144 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.081830][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.081868][ T32] Call trace: [ 1337.081897][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.081971][ T32] r10:829189c0 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:8557ec00 [ 1337.082003][ T32] r4:8557ec00 [ 1337.082047][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.082090][ T32] r5:8557ec00 r4:829189bc [ 1337.082110][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.082149][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.082193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1337.082214][ T32] r4:00000000 [ 1337.082232][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.082268][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.082303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.082342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e075c0 [ 1337.082363][ T32] r4:00000000 [ 1337.082382][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.082420][ T32] r9:83018005 r8:8557ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.082441][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.082512][ T32] r5:00001000 r4:eacd5000 [ 1337.082535][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.082574][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.082613][ T32] r5:854d478c r4:854d4400 [ 1337.082632][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.082672][ T32] r7:dddced40 r6:83018000 r5:854d478c r4:85425d80 [ 1337.082692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.082745][ T32] r10:61c88647 r9:8557ec00 r8:85425dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.082771][ T32] r4:85425d80 [ 1337.082789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.082832][ T32] r10:00000000 r9:85425d80 r8:8027ecf4 r7:dfaa5e60 r6:8552e300 r5:8557ec00 [ 1337.082853][ T32] r4:00000001 [ 1337.082871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.082904][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1337.082928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.082966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.082996][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.083023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.083045][ T32] r4:84e076c0 [ 1337.083496][ T32] INFO: task kworker/0:144:5193 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.083539][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.083627][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.083677][ T32] Call trace: [ 1337.083709][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.083757][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.083790][ T32] r4:00000000 [ 1337.083832][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.083906][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.083937][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.083965][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.083988][ T32] dd60: 800f0113 ffffffff [ 1337.084012][ T32] r5:800f0113 r4:80239bb0 [ 1337.084054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.084103][ T32] r4:82ac11e4 [ 1337.084123][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.084175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.084201][ T32] r4:e06cddc0 [ 1337.084241][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.084287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.084351][ T32] r4:00000000 [ 1337.084393][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.084456][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.084540][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.084591][ T32] r5:00001000 r4:dfd83000 [ 1337.084613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.084653][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.084713][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.084982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.085106][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.085138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.085247][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.085290][ T32] r4:85004e00 [ 1337.085371][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.085437][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.085477][ T32] r4:00000001 [ 1337.085504][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.085570][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.085609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.085644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.085695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.085733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.085760][ T32] r4:8501e100 [ 1337.085786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.085817][ T32] INFO: task kworker/1:883:5196 blocked for more than 463 seconds. [ 1337.085849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.085873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.085895][ T32] task:kworker/1:883 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.085955][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.086078][ T32] Call trace: [ 1337.086600][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.100093][ T32] r10:829189c0 r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:8557a400 [ 1337.100140][ T32] r4:8557a400 [ 1337.100164][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.100230][ T32] r5:8557a400 r4:829189bc [ 1337.100251][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.100293][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.100338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1337.100360][ T32] r4:00000000 [ 1337.100422][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.100472][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.100542][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.100584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85017340 [ 1337.100649][ T32] r4:00000000 [ 1337.100700][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.100747][ T32] r9:83018205 r8:8557a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1337.100770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.100853][ T32] r5:00001000 r4:ead5f000 [ 1337.100877][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.100918][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.100979][ T32] r5:8555138c r4:85551000 [ 1337.101003][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.101048][ T32] r7:ddde2d40 r6:83018200 r5:8555138c r4:8552e380 [ 1337.101068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.101112][ T32] r10:61c88647 r9:8557a400 r8:8552e3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.101146][ T32] r4:8552e380 [ 1337.101169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.101215][ T32] r10:00000000 r9:8552e380 r8:8027ecf4 r7:eb679e60 r6:8552e400 r5:8557a400 [ 1337.101237][ T32] r4:00000001 [ 1337.101256][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.101291][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 1337.101319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.101347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.101373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.101401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.101423][ T32] r4:85017080 [ 1337.101900][ T32] INFO: task kworker/1:883:5196 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.101938][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.102007][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.102051][ T32] Call trace: [ 1337.102083][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.102133][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.102155][ T32] r4:00000000 [ 1337.102174][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.102212][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.102240][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.102268][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.102306][ T32] dd60: 800f0113 ffffffff [ 1337.102333][ T32] r5:800f0113 r4:80239bb0 [ 1337.102354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.102393][ T32] r4:82ac11e4 [ 1337.102413][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.102472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.102498][ T32] r4:e06cddc0 [ 1337.102519][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.102560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.102583][ T32] r4:00000000 [ 1337.102602][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.102643][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.102663][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.102701][ T32] r5:00001000 r4:dfd83000 [ 1337.102721][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.102759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.102797][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.102842][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.102889][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.102909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.102955][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.102982][ T32] r4:85004e00 [ 1337.103003][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.103047][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.103069][ T32] r4:00000001 [ 1337.103089][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.103123][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.103148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.103175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.103201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.103227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.103249][ T32] r4:8501e100 [ 1337.103271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.103313][ T32] INFO: task kworker/1:884:5198 blocked for more than 463 seconds. [ 1337.103346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.103433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.103471][ T32] task:kworker/1:884 state:D stack:0 pid:5198 tgid:5198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.103517][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.103556][ T32] Call trace: [ 1337.103614][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.103660][ T32] r10:829189c0 r9:eb791d84 r8:00000002 r7:60000013 r6:eb791d8c r5:85576c00 [ 1337.103683][ T32] r4:85576c00 [ 1337.103701][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.103741][ T32] r5:85576c00 r4:829189bc [ 1337.103788][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.103871][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.103945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1337.103999][ T32] r4:00000000 [ 1337.104033][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.104080][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.104117][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.104156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850176c0 [ 1337.104177][ T32] r4:00000000 [ 1337.104195][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.104233][ T32] r9:83018205 r8:85576c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1337.104255][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.104330][ T32] r5:00001000 r4:eaf97000 [ 1337.104365][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.104405][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.104442][ T32] r5:8555178c r4:85551400 [ 1337.104461][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.104533][ T32] r7:ddde2d40 r6:83018200 r5:8555178c r4:8552e480 [ 1337.104554][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.104600][ T32] r10:61c88647 r9:85576c00 r8:8552e4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.104622][ T32] r4:8552e480 [ 1337.104640][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.104681][ T32] r10:00000000 r9:8552e480 r8:8027ecf4 r7:eb78de60 r6:8552e500 r5:85576c00 [ 1337.104718][ T32] r4:00000001 [ 1337.104741][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.104776][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1337.104802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.104829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.104855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.104881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.104902][ T32] r4:85017300 [ 1337.105168][ T32] INFO: task kworker/1:884:5198 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.105202][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.105255][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.105296][ T32] Call trace: [ 1337.105325][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.105373][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.105395][ T32] r4:00000000 [ 1337.105413][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.105449][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.105484][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.105514][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.105570][ T32] dd60: 800f0113 ffffffff [ 1337.105598][ T32] r5:800f0113 r4:80239bb0 [ 1337.105619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.105658][ T32] r4:82ac11e4 [ 1337.105677][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.105718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.105739][ T32] r4:e06cddc0 [ 1337.105757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.105798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.105827][ T32] r4:00000000 [ 1337.105847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.105887][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.105909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.105947][ T32] r5:00001000 r4:dfd83000 [ 1337.105966][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.106005][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.106043][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.106062][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.106106][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.106125][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.106183][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.106208][ T32] r4:85004e00 [ 1337.106226][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.114771][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.114827][ T32] r4:00000001 [ 1337.114979][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.115067][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.115100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.115152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.115208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.115299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.115348][ T32] r4:8501e100 [ 1337.115376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.115486][ T32] INFO: task kworker/0:145:5199 blocked for more than 463 seconds. [ 1337.115598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.115627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.115650][ T32] task:kworker/0:145 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.115708][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.115761][ T32] Call trace: [ 1337.115806][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.115856][ T32] r10:829189c0 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:85575400 [ 1337.115878][ T32] r4:85575400 [ 1337.115991][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.116037][ T32] r5:85575400 r4:829189bc [ 1337.116081][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.116205][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.116255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1337.116277][ T32] r4:00000000 [ 1337.116295][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.120907][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.121037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.121100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 1337.121130][ T32] r4:00000000 [ 1337.121151][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.121194][ T32] r9:83018005 r8:85575400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1337.121215][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.121255][ T32] r5:00001000 r4:eaf1b000 [ 1337.121275][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.121314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.121352][ T32] r5:854d4b8c r4:854d4800 [ 1337.121371][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.121415][ T32] r7:dddced40 r6:83018000 r5:854d4b8c r4:85425e00 [ 1337.121436][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.121488][ T32] r10:61c88647 r9:85575400 r8:85425e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.121511][ T32] r4:85425e00 [ 1337.121642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.121691][ T32] r10:00000000 r9:85425e00 r8:8027ecf4 r7:dfaa5e60 r6:8552e580 r5:85575400 [ 1337.121713][ T32] r4:00000001 [ 1337.121732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.121767][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1337.121795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.121822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.121848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.121876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.121898][ T32] r4:84e076c0 [ 1337.122377][ T32] INFO: task kworker/0:145:5199 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.122469][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.122746][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.122816][ T32] Call trace: [ 1337.122851][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.122923][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.122949][ T32] r4:00000000 [ 1337.122969][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.123007][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.123056][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.123088][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.123112][ T32] dd60: 800f0113 ffffffff [ 1337.123135][ T32] r5:800f0113 r4:80239bb0 [ 1337.123154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.123229][ T32] r4:82ac11e4 [ 1337.123301][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.123348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.123432][ T32] r4:e06cddc0 [ 1337.123455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.123502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.123524][ T32] r4:00000000 [ 1337.123542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.123584][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.123630][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.123694][ T32] r5:00001000 r4:dfd83000 [ 1337.123821][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.123909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.123998][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.124022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.124076][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.124109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.124156][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.124198][ T32] r4:85004e00 [ 1337.124220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.124265][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.124288][ T32] r4:00000001 [ 1337.124306][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.124339][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.124387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.124439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.124531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.124620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.124647][ T32] r4:8501e100 [ 1337.124670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.124752][ T32] INFO: task kworker/0:146:5201 blocked for more than 463 seconds. [ 1337.124839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.124868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.124964][ T32] task:kworker/0:146 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.125090][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.125156][ T32] Call trace: [ 1337.125187][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.125233][ T32] r10:829189c0 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:8557e000 [ 1337.125283][ T32] r4:8557e000 [ 1337.125331][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.125398][ T32] r5:8557e000 r4:829189bc [ 1337.125460][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.125508][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.125554][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1337.125675][ T32] r4:00000000 [ 1337.125698][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.125740][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.125776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.125829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa180 [ 1337.125880][ T32] r4:00000000 [ 1337.125911][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.125978][ T32] r9:83018005 r8:8557e000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1337.126003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.126045][ T32] r5:00001000 r4:eb00f000 [ 1337.126064][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.126102][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.126160][ T32] r5:854d4f8c r4:854d4c00 [ 1337.126207][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.138471][ T32] r7:dddced40 r6:83018000 r5:854d4f8c r4:85425e80 [ 1337.138584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.138666][ T32] r10:61c88647 r9:8557e000 r8:85425eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.138704][ T32] r4:85425e80 [ 1337.138738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.138789][ T32] r10:00000000 r9:85425e80 r8:8027ecf4 r7:dfaa5e60 r6:8552e600 r5:8557e000 [ 1337.138818][ T32] r4:00000001 [ 1337.138855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.138896][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1337.138926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.138954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.138985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.139015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.139063][ T32] r4:84dfa080 [ 1337.139610][ T32] INFO: task kworker/0:146:5201 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.139677][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.139750][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.139833][ T32] Call trace: [ 1337.139915][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.139970][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.140019][ T32] r4:00000000 [ 1337.140046][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.140087][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.140116][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.140144][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.140334][ T32] dd60: 800f0113 ffffffff [ 1337.140386][ T32] r5:800f0113 r4:80239bb0 [ 1337.140470][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.140561][ T32] r4:82ac11e4 [ 1337.140604][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.140676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.140703][ T32] r4:e06cddc0 [ 1337.140724][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.140771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.140820][ T32] r4:00000000 [ 1337.140842][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.140902][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.140926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.140969][ T32] r5:00001000 r4:dfd83000 [ 1337.141040][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.141084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.141123][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.141147][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.141220][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.141243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.141288][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.141309][ T32] r4:85004e00 [ 1337.141329][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.141372][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.141418][ T32] r4:00000001 [ 1337.141441][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.141481][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.141513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.141565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.141594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.141671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.141696][ T32] r4:8501e100 [ 1337.141717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.141780][ T32] INFO: task kworker/1:885:5203 blocked for more than 463 seconds. [ 1337.141835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.141863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.141884][ T32] task:kworker/1:885 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.141950][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.142012][ T32] Call trace: [ 1337.142179][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.142242][ T32] r10:829189c0 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:85580c00 [ 1337.142270][ T32] r4:85580c00 [ 1337.142341][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.142385][ T32] r5:85580c00 r4:829189bc [ 1337.142404][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.142477][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.142528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1337.142555][ T32] r4:00000000 [ 1337.142599][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.142639][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.142723][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.142817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85017c40 [ 1337.142842][ T32] r4:00000000 [ 1337.142879][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.142922][ T32] r9:83018205 r8:85580c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1337.142945][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.142983][ T32] r5:00001000 r4:eb077000 [ 1337.143003][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.143039][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.143079][ T32] r5:85551f8c r4:85551c00 [ 1337.143097][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.143149][ T32] r7:ddde2d40 r6:83018200 r5:85551f8c r4:8552e680 [ 1337.143197][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.143245][ T32] r10:61c88647 r9:85580c00 r8:8552e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.143268][ T32] r4:8552e680 [ 1337.143292][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.143335][ T32] r10:00000000 r9:8552e680 r8:8027ecf4 r7:eb791e60 r6:8552e700 r5:85580c00 [ 1337.143370][ T32] r4:00000001 [ 1337.143392][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.143481][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1337.143517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.143598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.143661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.143700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.143748][ T32] r4:85017680 [ 1337.144085][ T32] INFO: task kworker/1:885:5203 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.144126][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.144191][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.144235][ T32] Call trace: [ 1337.144264][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.144312][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.144359][ T32] r4:00000000 [ 1337.144381][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.144441][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.144532][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.144564][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.144589][ T32] dd60: 800f0113 ffffffff [ 1337.144612][ T32] r5:800f0113 r4:80239bb0 [ 1337.144632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.144674][ T32] r4:82ac11e4 [ 1337.144694][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.144743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.144780][ T32] r4:e06cddc0 [ 1337.144820][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.144878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.144903][ T32] r4:00000000 [ 1337.144922][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.144964][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.144989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.145029][ T32] r5:00001000 r4:dfd83000 [ 1337.145050][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.145089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.145158][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.145181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.145224][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.145244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.145304][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.145329][ T32] r4:85004e00 [ 1337.145434][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.145498][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.145522][ T32] r4:00000001 [ 1337.145541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.145575][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.145624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.145679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.145708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.145737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.145760][ T32] r4:8501e100 [ 1337.145808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.145837][ T32] INFO: task kworker/0:147:5205 blocked for more than 463 seconds. [ 1337.145864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.145912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.145935][ T32] task:kworker/0:147 state:D stack:0 pid:5205 tgid:5205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.146068][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.146109][ T32] Call trace: [ 1337.146138][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.146182][ T32] r10:829189c0 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:85582400 [ 1337.146269][ T32] r4:85582400 [ 1337.156276][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.156719][ T32] r5:85582400 r4:829189bc [ 1337.156751][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.156808][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.156855][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1337.156878][ T32] r4:00000000 [ 1337.156897][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.156969][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.157014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.157055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfaa80 [ 1337.157077][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.157190][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.157837][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.158017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.158773][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.158851][ T32] Call trace: [ 1337.158913][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.158963][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.158985][ T32] r4:00000000 [ 1337.159004][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.159073][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.159120][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.159176][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.159226][ T32] dd60: 800f0113 ffffffff [ 1337.159252][ T32] r5:800f0113 r4:80239bb0 [ 1337.159281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.159324][ T32] r4:82ac11e4 [ 1337.159344][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.159386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.159408][ T32] r4:e06cddc0 [ 1337.159427][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.159472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.159496][ T32] r4:00000000 [ 1337.159536][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.159580][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.159628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.159690][ T32] r5:00001000 r4:dfd83000 [ 1337.159711][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.159754][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.159793][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.159829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.159875][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.159896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.159940][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.159963][ T32] r4:85004e00 [ 1337.159982][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.160030][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.160054][ T32] r4:00000001 [ 1337.160095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.160132][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.160158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.160185][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.160210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.160254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.160279][ T32] r4:8501e100 [ 1337.160301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.160353][ T32] INFO: task kworker/1:886:5206 blocked for more than 463 seconds. [ 1337.160390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.160500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.160573][ T32] task:kworker/1:886 state:D stack:0 pid:5206 tgid:5206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.160649][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.160733][ T32] Call trace: [ 1337.160766][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.160826][ T32] r10:829189c0 r9:eb689d84 r8:00000002 r7:60000013 r6:eb689d8c r5:854ad400 [ 1337.160899][ T32] r4:854ad400 [ 1337.160921][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.160979][ T32] r5:854ad400 r4:829189bc [ 1337.161003][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.161042][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.161087][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1337.161109][ T32] r4:00000000 [ 1337.161127][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.161163][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.161199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.161239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85017bc0 [ 1337.161260][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.161371][ T32] r9:83018205 r8:854ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.161396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.161436][ T32] r5:00001000 r4:eb045000 [ 1337.161455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.161500][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.161537][ T32] r5:85551b8c r4:85551800 [ 1337.161557][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.161599][ T32] r7:ddde2d40 r6:83018200 r5:85551b8c r4:8552e800 [ 1337.161644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.161691][ T32] r10:61c88647 r9:854ad400 r8:8552e82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.161744][ T32] r4:8552e800 [ 1337.161791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.161836][ T32] r10:00000000 r9:8552e800 r8:8027ecf4 r7:eb7a1e60 r6:85425f80 r5:854ad400 [ 1337.161871][ T32] r4:00000001 [ 1337.161917][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.161953][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1337.161978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.162005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.162030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.162079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.162104][ T32] r4:85017600 [ 1337.162378][ T32] INFO: task kworker/1:886:5206 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.162445][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.162510][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.162550][ T32] Call trace: [ 1337.162579][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.162625][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.162647][ T32] r4:00000000 [ 1337.162665][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.162727][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.162784][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.162840][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.162866][ T32] dd60: 800f0113 ffffffff [ 1337.162914][ T32] r5:800f0113 r4:80239bb0 [ 1337.162937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.163016][ T32] r4:82ac11e4 [ 1337.163039][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.163085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.163109][ T32] r4:e06cddc0 [ 1337.163140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.163183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.163209][ T32] r4:00000000 [ 1337.163254][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.163309][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1337.163457][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.163664][ T32] r4:85004e00 ** 1 printk messages dropped ** [ 1337.163755][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1337.164098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.164192][ T32] INFO: task kworker/1:887:5210 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1337.164595][ T32] r10:829189c0 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:854aec00 ** 2 printk messages dropped ** [ 1337.164677][ T32] r5:854aec00 r4:829189bc [ 1337.164723][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.164767][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.164817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 ** 3 printk messages dropped ** [ 1337.164931][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1337.165139][ T32] r5:00001000 r4:eb187000 ** 3 printk messages dropped ** [ 1337.165284][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.165516][ T32] r10:00000000 r9:8552e880 r8:8027ecf4 r7:eb7a1e60 r6:84ffc000 r5:854aec00 ** 5 printk messages dropped ** [ 1337.165702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.166072][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.185344][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 2 printk messages dropped ** [ 1337.185428][ T32] dd60: 800f0113 ffffffff [ 1337.185452][ T32] r5:800f0113 r4:80239bb0 [ 1337.185481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.185561][ T32] r4:82ac11e4 [ 1337.185585][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.185629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.185651][ T32] r4:e06cddc0 [ 1337.185669][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.185710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.185740][ T32] r4:00000000 [ 1337.185785][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.185831][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.185853][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.186008][ T32] r5:00001000 r4:dfd83000 [ 1337.186032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.186073][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.186112][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.186131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.186179][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.186224][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.195062][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.195112][ T32] r4:85004e00 [ 1337.195141][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.195235][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.195282][ T32] r4:00000001 [ 1337.195319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.195359][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.195419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.195451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.195546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.195579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.195646][ T32] r4:8501e100 [ 1337.195674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.195710][ T32] INFO: task kworker/1:888:5211 blocked for more than 463 seconds. [ 1337.195749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.195773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.195795][ T32] task:kworker/1:888 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.195853][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.195901][ T32] Call trace: [ 1337.195933][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.195984][ T32] r10:829189c0 r9:eb7b5d84 r8:00000002 r7:60000113 r6:eb7b5d8c r5:854ac800 [ 1337.196008][ T32] r4:854ac800 [ 1337.196188][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.198578][ T32] r5:854ac800 r4:829189bc [ 1337.198612][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.198670][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.198717][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1337.198740][ T32] r4:00000000 [ 1337.198759][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.198796][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.198835][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.198875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85017f00 [ 1337.198896][ T32] r4:00000000 [ 1337.198934][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.198981][ T32] r9:83018205 r8:854ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1337.199003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.199045][ T32] r5:00001000 r4:eb1d1000 [ 1337.199066][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.199105][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.199145][ T32] r5:8555278c r4:85552400 [ 1337.199177][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.199224][ T32] r7:ddde2d40 r6:83018200 r5:8555278c r4:8552e900 [ 1337.199244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.199289][ T32] r10:61c88647 r9:854ac800 r8:8552e92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.199311][ T32] r4:8552e900 [ 1337.199330][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.199385][ T32] r10:00000000 r9:8552e900 r8:8027ecf4 r7:eb7b1e60 r6:84ffc080 r5:854ac800 [ 1337.199410][ T32] r4:00000001 [ 1337.199429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.199481][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1337.199514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.199542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.199593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.199720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.199747][ T32] r4:85017c80 [ 1337.200246][ T32] INFO: task kworker/1:888:5211 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.200291][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.200361][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.200408][ T32] Call trace: [ 1337.200439][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.200530][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.200555][ T32] r4:00000000 [ 1337.200575][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.200613][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.200641][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.200669][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.200691][ T32] dd60: 800f0113 ffffffff [ 1337.200713][ T32] r5:800f0113 r4:80239bb0 [ 1337.200733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.200790][ T32] r4:82ac11e4 [ 1337.200815][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.200879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.200906][ T32] r4:e06cddc0 [ 1337.200926][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.200968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.201000][ T32] r4:00000000 [ 1337.201022][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.201066][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.201087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.201127][ T32] r5:00001000 r4:dfd83000 [ 1337.201146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.201183][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.201220][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.201239][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.201291][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.201353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.201430][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.201483][ T32] r4:85004e00 [ 1337.201506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.201589][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.201615][ T32] r4:00000001 [ 1337.201634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.201668][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.201694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.201721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.201749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.201777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.201798][ T32] r4:8501e100 [ 1337.201818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.201846][ T32] INFO: task kworker/1:889:5214 blocked for more than 463 seconds. [ 1337.201878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.201901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.201920][ T32] task:kworker/1:889 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.201976][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.202045][ T32] Call trace: [ 1337.202109][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.202181][ T32] r10:829189c0 r9:eb7c1d84 r8:00000002 r7:60000113 r6:eb7c1d8c r5:854abc00 [ 1337.202207][ T32] r4:854abc00 [ 1337.202227][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.202288][ T32] r5:854abc00 r4:829189bc [ 1337.202336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.202378][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.202447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1337.202572][ T32] r4:00000000 [ 1337.202594][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.202634][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.202699][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.202758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850179c0 [ 1337.202785][ T32] r4:00000000 [ 1337.202803][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.202845][ T32] r9:83018205 r8:854abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1337.202865][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.202904][ T32] r5:00001000 r4:eb1f1000 [ 1337.202947][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.202988][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.203051][ T32] r5:85552b8c r4:85552800 [ 1337.203074][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.203118][ T32] r7:ddde2d40 r6:83018200 r5:85552b8c r4:8552e980 [ 1337.203137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.203180][ T32] r10:61c88647 r9:854abc00 r8:8552e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.203201][ T32] r4:8552e980 [ 1337.203220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.203262][ T32] r10:00000000 r9:8552e980 r8:8027ecf4 r7:eb7b5e60 r6:84ffc100 r5:854abc00 [ 1337.203283][ T32] r4:00000001 [ 1337.203327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.203366][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1337.203391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.203418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.203448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.203484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.203509][ T32] r4:85017e40 [ 1337.203842][ T32] INFO: task kworker/1:889:5214 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.203925][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.203986][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.204029][ T32] Call trace: [ 1337.204059][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.204135][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.204167][ T32] r4:00000000 [ 1337.204187][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.204225][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.204253][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.204280][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.204303][ T32] dd60: 800f0113 ffffffff [ 1337.204327][ T32] r5:800f0113 r4:80239bb0 [ 1337.204373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.204447][ T32] r4:82ac11e4 [ 1337.204513][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.204576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.204599][ T32] r4:e06cddc0 [ 1337.204618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.204660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.204681][ T32] r4:00000000 [ 1337.204699][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.204775][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.204805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.204847][ T32] r5:00001000 r4:dfd83000 [ 1337.204868][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.204909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.204947][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.204966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.205007][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.205026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.205070][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.205091][ T32] r4:85004e00 [ 1337.205109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.205151][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.205173][ T32] r4:00000001 [ 1337.205192][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.205254][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.205379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.205411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.205492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.205524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.205546][ T32] r4:8501e100 [ 1337.205571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.205822][ T32] INFO: task kworker/1:890:5215 blocked for more than 463 seconds. [ 1337.205855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.205878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.205898][ T32] task:kworker/1:890 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.206397][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.219814][ T32] Call trace: [ 1337.219862][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.219939][ T32] r10:829189c0 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:854a8c00 [ 1337.219963][ T32] r4:854a8c00 [ 1337.219983][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.220024][ T32] r5:854a8c00 r4:829189bc [ 1337.220044][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.220085][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.220130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 1337.220152][ T32] r4:00000000 [ 1337.220171][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.220208][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.220248][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.220289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c040 [ 1337.220325][ T32] r4:00000000 [ 1337.220404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.220475][ T32] r9:83018205 r8:854a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1337.220579][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.220652][ T32] r5:00001000 r4:eb20b000 [ 1337.220686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.220737][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.220778][ T32] r5:85552f8c r4:85552c00 [ 1337.220797][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.220840][ T32] r7:ddde2d40 r6:83018200 r5:85552f8c r4:8552ea00 [ 1337.220861][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.220905][ T32] r10:61c88647 r9:854a8c00 r8:8552ea2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.220928][ T32] r4:8552ea00 [ 1337.220947][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.221015][ T32] r10:00000000 r9:8552ea00 r8:8027ecf4 r7:eb7c1e60 r6:84ffc180 r5:854a8c00 [ 1337.221064][ T32] r4:00000001 [ 1337.221092][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.221153][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1337.221195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.221240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.221290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.221323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.221346][ T32] r4:85017f80 [ 1337.221872][ T32] INFO: task kworker/1:890:5215 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.221914][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.221993][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.222060][ T32] Call trace: [ 1337.222163][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.222216][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.222240][ T32] r4:00000000 [ 1337.222258][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.222320][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.222369][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.222400][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.222423][ T32] dd60: 800f0113 ffffffff [ 1337.222446][ T32] r5:800f0113 r4:80239bb0 [ 1337.222495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.222550][ T32] r4:82ac11e4 [ 1337.222573][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.222615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.222638][ T32] r4:e06cddc0 [ 1337.222673][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.222717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.222739][ T32] r4:00000000 [ 1337.222769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.222820][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.222842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.222904][ T32] r5:00001000 r4:dfd83000 [ 1337.222927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.222990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.223060][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.223109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.223156][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.223198][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.223273][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.223343][ T32] r4:85004e00 [ 1337.223366][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.223411][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.223433][ T32] r4:00000001 [ 1337.223470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.223512][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.223540][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.223568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.223595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.223622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.223644][ T32] r4:8501e100 [ 1337.223664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.223705][ T32] INFO: task kworker/1:891:5217 blocked for more than 463 seconds. [ 1337.223739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.223768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.223827][ T32] task:kworker/1:891 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.223926][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.223977][ T32] Call trace: [ 1337.224012][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.224064][ T32] r10:829189c0 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:855a8000 [ 1337.224087][ T32] r4:855a8000 [ 1337.224106][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.224145][ T32] r5:855a8000 r4:829189bc [ 1337.224164][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.224218][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.224278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1337.224329][ T32] r4:00000000 [ 1337.224353][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.224422][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.224468][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.224562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c580 [ 1337.224586][ T32] r4:00000000 [ 1337.224606][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.224646][ T32] r9:83018205 r8:855a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1337.224695][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.224744][ T32] r5:00001000 r4:eb3e3000 [ 1337.224791][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.224837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.224876][ T32] r5:85553b8c r4:85553800 [ 1337.224896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.224939][ T32] r7:ddde2d40 r6:83018200 r5:85553b8c r4:8552ea80 [ 1337.225031][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.225085][ T32] r10:61c88647 r9:855a8000 r8:8552eaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.225138][ T32] r4:8552ea80 [ 1337.225160][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.225213][ T32] r10:00000000 r9:8552ea80 r8:8027ecf4 r7:eb7c5e60 r6:84ffc200 r5:855a8000 [ 1337.225262][ T32] r4:00000001 [ 1337.225285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.225320][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) [ 1337.225350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.225379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.225405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.225434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.225456][ T32] r4:8500c100 [ 1337.225753][ T32] INFO: task kworker/1:891:5217 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.225788][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.225844][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.225917][ T32] Call trace: [ 1337.225967][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.226025][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.226074][ T32] r4:00000000 [ 1337.226100][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.226164][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.226275][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.235323][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.235370][ T32] dd60: 800f0113 ffffffff [ 1337.235427][ T32] r5:800f0113 r4:80239bb0 [ 1337.235455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.235525][ T32] r4:82ac11e4 [ 1337.235545][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.235587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.235612][ T32] r4:e06cddc0 [ 1337.235665][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.235713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.235818][ T32] r4:00000000 [ 1337.235841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.235885][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.235906][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.235946][ T32] r5:00001000 r4:dfd83000 [ 1337.235966][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.236032][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.236075][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.236096][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.236138][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.236159][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.236427][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.241639][ T32] r4:85004e00 [ 1337.241684][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.241752][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.241775][ T32] r4:00000001 [ 1337.241808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.241849][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.241878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.241907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.241933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.241960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.241982][ T32] r4:8501e100 [ 1337.242004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.242034][ T32] INFO: task kworker/1:892:5219 blocked for more than 463 seconds. [ 1337.242065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.242088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.242110][ T32] task:kworker/1:892 state:D stack:0 pid:5219 tgid:5219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.242167][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.242212][ T32] Call trace: [ 1337.242254][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.242307][ T32] r10:829189c0 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:855a8c00 [ 1337.242330][ T32] r4:855a8c00 [ 1337.242348][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.242389][ T32] r5:855a8c00 r4:829189bc [ 1337.242408][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.242448][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.242501][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1337.242523][ T32] r4:00000000 [ 1337.242542][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.242579][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.242618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.242659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c200 [ 1337.242682][ T32] r4:00000000 [ 1337.242701][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.242742][ T32] r9:83018205 r8:855a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1337.242796][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.242841][ T32] r5:00001000 r4:eb235000 [ 1337.242861][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.242900][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.242940][ T32] r5:8555338c r4:85553000 [ 1337.242960][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.243000][ T32] r7:ddde2d40 r6:83018200 r5:8555338c r4:8552eb00 [ 1337.243020][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.243069][ T32] r10:61c88647 r9:855a8c00 r8:8552eb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.243091][ T32] r4:8552eb00 [ 1337.243110][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.243151][ T32] r10:00000000 r9:8552eb00 r8:8027ecf4 r7:eb7c9e60 r6:84ffc280 r5:855a8c00 [ 1337.243172][ T32] r4:00000001 [ 1337.243190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.243223][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1337.243311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.243342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.243371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.243399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.243524][ T32] r4:8500c280 [ 1337.244060][ T32] INFO: task kworker/1:892:5219 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.244102][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.244636][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.244681][ T32] Call trace: [ 1337.244711][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.244769][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.244836][ T32] r4:00000000 [ 1337.244881][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.244947][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.245009][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.245045][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.245070][ T32] dd60: 800f0113 ffffffff [ 1337.245095][ T32] r5:800f0113 r4:80239bb0 [ 1337.245115][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.245159][ T32] r4:82ac11e4 [ 1337.245204][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.245272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.245305][ T32] r4:e06cddc0 [ 1337.245324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.245368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.245414][ T32] r4:00000000 [ 1337.245436][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.245483][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.245512][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.245554][ T32] r5:00001000 r4:dfd83000 [ 1337.245573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.245637][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.245690][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.245713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.245862][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.245886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.245933][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.245955][ T32] r4:85004e00 [ 1337.245973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.246016][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.246059][ T32] r4:00000001 [ 1337.246081][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.246115][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.246141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.246171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.255338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.255446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.255504][ T32] r4:8501e100 [ 1337.255536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.255568][ T32] INFO: task kworker/1:893:5222 blocked for more than 463 seconds. [ 1337.255625][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.255654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.255677][ T32] task:kworker/1:893 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.255742][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.255801][ T32] Call trace: [ 1337.255834][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.255888][ T32] r10:829189c0 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:855a9800 [ 1337.255911][ T32] r4:855a9800 [ 1337.255930][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.256002][ T32] r5:855a9800 r4:829189bc [ 1337.256026][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.256067][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.256112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1337.256265][ T32] r4:00000000 [ 1337.256847][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.256915][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.256964][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.257006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c280 [ 1337.257029][ T32] r4:00000000 [ 1337.257048][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.257091][ T32] r9:83018205 r8:855a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.257310][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.257358][ T32] r5:00001000 r4:eb265000 [ 1337.257378][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.257416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.257457][ T32] r5:854d578c r4:854d5400 [ 1337.257497][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.257546][ T32] r7:ddde2d40 r6:83018200 r5:854d578c r4:8552eb80 [ 1337.257567][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.257610][ T32] r10:61c88647 r9:855a9800 r8:8552ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.257631][ T32] r4:8552eb80 [ 1337.257650][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.257809][ T32] r10:00000000 r9:8552eb80 r8:8027ecf4 r7:eb7c9e60 r6:84ffc380 r5:855a9800 [ 1337.257835][ T32] r4:00000001 [ 1337.257854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.258019][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1337.258051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.258080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.258106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.258133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.258155][ T32] r4:8500c000 [ 1337.258636][ T32] INFO: task kworker/1:893:5222 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.258672][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.258736][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.258969][ T32] Call trace: [ 1337.259001][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.259050][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.259154][ T32] r4:00000000 [ 1337.259178][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.259217][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.259246][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.259276][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.259299][ T32] dd60: 800f0113 ffffffff [ 1337.259321][ T32] r5:800f0113 r4:80239bb0 [ 1337.259341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.259466][ T32] r4:82ac11e4 [ 1337.259574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.259621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.259688][ T32] r4:e06cddc0 [ 1337.259807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.259853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.259875][ T32] r4:00000000 [ 1337.259893][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.259933][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.259954][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.259994][ T32] r5:00001000 r4:dfd83000 [ 1337.260014][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.260052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.260092][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.260112][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.260175][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.260200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.260251][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.260284][ T32] r4:85004e00 [ 1337.260302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.260347][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.260368][ T32] r4:00000001 [ 1337.260386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.260419][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.260444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.260518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.260561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.260593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.260620][ T32] r4:8501e100 [ 1337.260642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.260670][ T32] INFO: task kworker/1:894:5223 blocked for more than 463 seconds. [ 1337.260700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.261261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.261287][ T32] task:kworker/1:894 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.261379][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.261666][ T32] Call trace: [ 1337.261876][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.261930][ T32] r10:829189c0 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:855aa400 [ 1337.261954][ T32] r4:855aa400 [ 1337.262086][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.262132][ T32] r5:855aa400 r4:829189bc [ 1337.262151][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.262191][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.262235][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1337.262257][ T32] r4:00000000 [ 1337.262304][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.262358][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.262399][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.262440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c480 [ 1337.262473][ T32] r4:00000000 [ 1337.262497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.262571][ T32] r9:83018205 r8:855aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1337.262616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.262685][ T32] r5:00001000 r4:eb285000 [ 1337.262725][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.262795][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.262853][ T32] r5:8555378c r4:85553400 [ 1337.262900][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.262972][ T32] r7:ddde2d40 r6:83018200 r5:8555378c r4:8552ec00 [ 1337.263015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.263262][ T32] r10:61c88647 r9:855aa400 r8:8552ec2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.263371][ T32] r4:8552ec00 [ 1337.263455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.263518][ T32] r10:00000000 r9:8552ec00 r8:8027ecf4 r7:eb7c9e60 r6:84ffc400 r5:855aa400 [ 1337.263542][ T32] r4:00000001 [ 1337.263561][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.263691][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1337.263752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.263811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.263958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.263995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.264018][ T32] r4:8500c500 [ 1337.264337][ T32] INFO: task kworker/1:894:5223 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.264391][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.264551][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.264606][ T32] Call trace: [ 1337.264637][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.264685][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.264707][ T32] r4:00000000 [ 1337.264730][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.264786][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.264819][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.264865][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.264891][ T32] dd60: 800f0113 ffffffff [ 1337.264913][ T32] r5:800f0113 r4:80239bb0 [ 1337.264933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.264986][ T32] r4:82ac11e4 [ 1337.265009][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.265063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.265087][ T32] r4:e06cddc0 [ 1337.265106][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.265147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.265169][ T32] r4:00000000 [ 1337.265188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.265229][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.265271][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.265314][ T32] r5:00001000 r4:dfd83000 [ 1337.265353][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.265395][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.265438][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.265473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.265532][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.265555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.265600][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.265644][ T32] r4:85004e00 [ 1337.265666][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.265726][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.265752][ T32] r4:00000001 [ 1337.265786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.265825][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.265875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.265906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.265937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.265966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.265988][ T32] r4:8501e100 [ 1337.266008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.266058][ T32] INFO: task kworker/1:895:5226 blocked for more than 463 seconds. [ 1337.266090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.266117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.266138][ T32] task:kworker/1:895 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.266257][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.283198][ T32] Call trace: [ 1337.283271][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.283352][ T32] r10:829189c0 r9:eb7d9d84 r8:00000002 r7:60000113 r6:eb7d9d8c r5:855abc00 [ 1337.283482][ T32] r4:855abc00 [ 1337.283510][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.283554][ T32] r5:855abc00 r4:829189bc [ 1337.283574][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.283625][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.283671][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1337.283700][ T32] r4:00000000 [ 1337.283730][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.283774][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.283851][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.283932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cc40 [ 1337.283980][ T32] r4:00000000 [ 1337.284014][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.284165][ T32] r9:83018205 r8:855abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.284326][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.284379][ T32] r5:00001000 r4:eb4cf000 [ 1337.284400][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.284440][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.284532][ T32] r5:85558f8c r4:85558c00 [ 1337.284557][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.284671][ T32] r7:ddde2d40 r6:83018200 r5:85558f8c r4:8552ec80 [ 1337.284698][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.284748][ T32] r10:61c88647 r9:855abc00 r8:8552ecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.284818][ T32] r4:8552ec80 [ 1337.284913][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.284961][ T32] r10:00000000 r9:8552ec80 r8:8027ecf4 r7:eb7c9e60 r6:84ffc480 r5:855abc00 [ 1337.285032][ T32] r4:00000001 [ 1337.285055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.285091][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1337.285240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.285274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.285446][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.285483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.285511][ T32] r4:8500c640 [ 1337.285993][ T32] INFO: task kworker/1:895:5226 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.286031][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.286098][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.286140][ T32] Call trace: [ 1337.286169][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.292831][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.292933][ T32] r4:00000000 [ 1337.292979][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.293070][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.293109][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.293139][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.293162][ T32] dd60: 800f0113 ffffffff [ 1337.293186][ T32] r5:800f0113 r4:80239bb0 [ 1337.293206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.293250][ T32] r4:82ac11e4 [ 1337.293269][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.293335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.293362][ T32] r4:e06cddc0 [ 1337.293407][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.293455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.293496][ T32] r4:00000000 [ 1337.293545][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.293592][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.293614][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.293681][ T32] r5:00001000 r4:dfd83000 [ 1337.293731][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.293777][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.293852][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.293896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.293951][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.293972][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.294016][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.294037][ T32] r4:85004e00 [ 1337.294057][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.294100][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.294121][ T32] r4:00000001 [ 1337.294166][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.294302][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.294332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.294389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.294458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.294525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.294551][ T32] r4:8501e100 [ 1337.294576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.294606][ T32] INFO: task kworker/1:896:5228 blocked for more than 463 seconds. [ 1337.294639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.294663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.294685][ T32] task:kworker/1:896 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.294747][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.294846][ T32] Call trace: [ 1337.294879][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.294931][ T32] r10:829189c0 r9:eb7e1d84 r8:00000002 r7:60000013 r6:eb7e1d8c r5:855ad400 [ 1337.294977][ T32] r4:855ad400 [ 1337.295000][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.295042][ T32] r5:855ad400 r4:829189bc [ 1337.295061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.295100][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.295213][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1337.295252][ T32] r4:00000000 [ 1337.295277][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.295318][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.295355][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.295412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c6c0 [ 1337.295437][ T32] r4:00000000 [ 1337.295486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.295547][ T32] r9:83018205 r8:855ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1337.295571][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.295609][ T32] r5:00001000 r4:eb407000 [ 1337.295629][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.295667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.295703][ T32] r5:85553f8c r4:85553c00 [ 1337.295728][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.295771][ T32] r7:ddde2d40 r6:83018200 r5:85553f8c r4:8552ed00 [ 1337.295815][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.295863][ T32] r10:61c88647 r9:855ad400 r8:8552ed2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.295886][ T32] r4:8552ed00 [ 1337.295935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.295980][ T32] r10:00000000 r9:8552ed00 r8:8027ecf4 r7:eb7d9e60 r6:84ffc500 r5:855ad400 [ 1337.296027][ T32] r4:00000001 [ 1337.296050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.296158][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1337.305761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.305874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.305905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.305938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.305961][ T32] r4:8500c640 [ 1337.306942][ T32] INFO: task kworker/1:896:5228 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.307021][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.307149][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.307219][ T32] Call trace: [ 1337.307253][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.307309][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.307334][ T32] r4:00000000 [ 1337.307371][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.307415][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.307476][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.307535][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.307562][ T32] dd60: 800f0113 ffffffff [ 1337.307586][ T32] r5:800f0113 r4:80239bb0 [ 1337.307655][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.307707][ T32] r4:82ac11e4 [ 1337.307728][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.307772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.307797][ T32] r4:e06cddc0 [ 1337.307865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.307912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.307939][ T32] r4:00000000 [ 1337.307959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.308002][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.308025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.308066][ T32] r5:00001000 r4:dfd83000 [ 1337.308090][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.308130][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.308169][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.308190][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.308259][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.308455][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.308560][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.308586][ T32] r4:85004e00 [ 1337.308633][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.308683][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.308706][ T32] r4:00000001 [ 1337.308726][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.308761][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.308844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.308877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.308905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.308934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.308956][ T32] r4:8501e100 [ 1337.308977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.309006][ T32] INFO: task kworker/1:897:5229 blocked for more than 463 seconds. [ 1337.309051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.309129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.309154][ T32] task:kworker/1:897 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.309222][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.309297][ T32] Call trace: [ 1337.309332][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.309378][ T32] r10:829189c0 r9:eb7e5d84 r8:00000002 r7:60000013 r6:eb7e5d8c r5:855ab000 [ 1337.309401][ T32] r4:855ab000 [ 1337.309440][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.309491][ T32] r5:855ab000 r4:829189bc [ 1337.309511][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.309551][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.309595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1337.309618][ T32] r4:00000000 [ 1337.309637][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.309674][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.309710][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.309772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c7c0 [ 1337.309798][ T32] r4:00000000 [ 1337.309821][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.309863][ T32] r9:83018205 r8:855ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.309909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.309951][ T32] r5:00001000 r4:eb41d000 [ 1337.309970][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.310010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.310071][ T32] r5:8555838c r4:85558000 [ 1337.310117][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.310176][ T32] r7:ddde2d40 r6:83018200 r5:8555838c r4:8552ed80 [ 1337.310199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.310248][ T32] r10:61c88647 r9:855ab000 r8:8552edac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.310298][ T32] r4:8552ed80 [ 1337.310317][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.310361][ T32] r10:00000000 r9:8552ed80 r8:8027ecf4 r7:eb7d9e60 r6:84ffc580 r5:855ab000 [ 1337.310383][ T32] r4:00000001 [ 1337.310402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.310437][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1337.310469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.310498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.310524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.310550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.310592][ T32] r4:8500c940 [ 1337.310956][ T32] INFO: task kworker/1:897:5229 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.310989][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.311074][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.311168][ T32] Call trace: [ 1337.311201][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.311251][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.311287][ T32] r4:00000000 [ 1337.311308][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.311346][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.311391][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.311439][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.311495][ T32] dd60: 800f0113 ffffffff [ 1337.311523][ T32] r5:800f0113 r4:80239bb0 [ 1337.311543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.311617][ T32] r4:82ac11e4 [ 1337.311640][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.311682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.311703][ T32] r4:e06cddc0 [ 1337.311722][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.311788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.311814][ T32] r4:00000000 [ 1337.311833][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.311896][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.311949][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.311994][ T32] r5:00001000 r4:dfd83000 [ 1337.312014][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.312058][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.312098][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.312117][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.312159][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.312178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.312222][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.312268][ T32] r4:85004e00 [ 1337.312291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.312336][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.312359][ T32] r4:00000001 [ 1337.312400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.312439][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.312471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.312554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.312594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.312653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.312678][ T32] r4:8501e100 [ 1337.312698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.312730][ T32] INFO: task kworker/1:898:5232 blocked for more than 463 seconds. [ 1337.312759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.312781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.312803][ T32] task:kworker/1:898 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.312878][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.312939][ T32] Call trace: [ 1337.312995][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.313044][ T32] r10:829189c0 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:84e70000 [ 1337.313081][ T32] r4:84e70000 [ 1337.313105][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.313145][ T32] r5:84e70000 r4:829189bc [ 1337.313188][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.313236][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.313281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1337.313308][ T32] r4:00000000 [ 1337.313354][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.313402][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.313439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.313487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c980 [ 1337.313509][ T32] r4:00000000 [ 1337.313528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.313585][ T32] r9:83018205 r8:84e70000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1337.313612][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.313653][ T32] r5:00001000 r4:eb43d000 [ 1337.313672][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.313759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.313831][ T32] r5:8555878c r4:85558400 [ 1337.313870][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.313935][ T32] r7:ddde2d40 r6:83018200 r5:8555878c r4:8552ee00 [ 1337.313956][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.314030][ T32] r10:61c88647 r9:84e70000 r8:8552ee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.314081][ T32] r4:8552ee00 [ 1337.314131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.314179][ T32] r10:00000000 r9:8552ee00 r8:8027ecf4 r7:eb7d9e60 r6:84ffc600 r5:84e70000 [ 1337.314200][ T32] r4:00000001 [ 1337.314221][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.314265][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1337.314334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.314369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.314395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.314455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.314517][ T32] r4:8500c740 [ 1337.314795][ T32] INFO: task kworker/1:898:5232 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.314829][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.314991][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.315057][ T32] Call trace: [ 1337.315148][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.315215][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.315269][ T32] r4:00000000 [ 1337.315301][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.315366][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.315397][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.315436][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.315479][ T32] dd60: 800f0113 ffffffff [ 1337.315506][ T32] r5:800f0113 r4:80239bb0 [ 1337.315527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.315568][ T32] r4:82ac11e4 [ 1337.315587][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.315630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.315652][ T32] r4:e06cddc0 [ 1337.315670][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.315711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.315733][ T32] r4:00000000 [ 1337.315752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.315816][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.315864][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.315908][ T32] r5:00001000 r4:dfd83000 [ 1337.315927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.315985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.316028][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.316071][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.316129][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.316152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.330255][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.330399][ T32] r4:85004e00 [ 1337.330430][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.330514][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.330543][ T32] r4:00000001 [ 1337.330564][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.330603][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.330660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.330693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.330720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.330761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.330812][ T32] r4:8501e100 [ 1337.330840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.330905][ T32] INFO: task kworker/0:148:5233 blocked for more than 463 seconds. [ 1337.330966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.331005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.331037][ T32] task:kworker/0:148 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.331133][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.331183][ T32] Call trace: [ 1337.331270][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.331325][ T32] r10:829189c0 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:84e70c00 [ 1337.331347][ T32] r4:84e70c00 [ 1337.331366][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.331422][ T32] r5:84e70c00 r4:829189bc [ 1337.331450][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.331525][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.331574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1337.331620][ T32] r4:00000000 [ 1337.331643][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.331706][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.331749][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.331789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589500 [ 1337.331815][ T32] r4:00000000 [ 1337.331836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.331878][ T32] r9:83018005 r8:84e70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1337.331900][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.331939][ T32] r5:00001000 r4:eb2f1000 [ 1337.331972][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.332042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.332084][ T32] r5:854d5f8c r4:854d5c00 [ 1337.332105][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.332175][ T32] r7:dddced40 r6:83018000 r5:854d5f8c r4:84ffc680 [ 1337.332199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.332244][ T32] r10:61c88647 r9:84e70c00 r8:84ffc6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.332267][ T32] r4:84ffc680 [ 1337.332285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.332328][ T32] r10:00000000 r9:84ffc680 r8:8027ecf4 r7:dfaa5e60 r6:84ffc700 r5:84e70c00 [ 1337.332350][ T32] r4:00000001 [ 1337.332368][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.332402][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1337.332427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.332454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.332530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.332566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.332588][ T32] r4:84dfafc0 [ 1337.333147][ T32] INFO: task kworker/0:148:5233 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.333187][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.333272][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.333419][ T32] Call trace: [ 1337.333449][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.333509][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.333532][ T32] r4:00000000 [ 1337.333551][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.333594][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.333624][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.333651][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.333675][ T32] dd60: 800f0113 ffffffff [ 1337.333716][ T32] r5:800f0113 r4:80239bb0 [ 1337.333743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.333981][ T32] r4:82ac11e4 [ 1337.334238][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.334695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.334736][ T32] r4:e06cddc0 [ 1337.334758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.334803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.334825][ T32] r4:00000000 [ 1337.334844][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.334887][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.334909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.334977][ T32] r5:00001000 r4:dfd83000 [ 1337.335006][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.335047][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.335120][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.335156][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.335254][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.335285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.335333][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.335355][ T32] r4:85004e00 [ 1337.335376][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.335422][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.335444][ T32] r4:00000001 [ 1337.335479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.335516][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.335591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.335622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.335648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.335676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.335698][ T32] r4:8501e100 [ 1337.336050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.336083][ T32] INFO: task kworker/1:899:5234 blocked for more than 463 seconds. [ 1337.336291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.345298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.345374][ T32] task:kworker/1:899 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.345483][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.345548][ T32] Call trace: [ 1337.345913][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.345986][ T32] r10:829189c0 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:85583000 [ 1337.346014][ T32] r4:85583000 [ 1337.346051][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.346095][ T32] r5:85583000 r4:829189bc [ 1337.346116][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.346366][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.353341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1337.353386][ T32] r4:00000000 [ 1337.353408][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.353476][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.353519][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.353609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500ca40 [ 1337.353637][ T32] r4:00000000 [ 1337.353657][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.353730][ T32] r9:83018205 r8:85583000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1337.353756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.353823][ T32] r5:00001000 r4:eb49f000 [ 1337.353863][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.353933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.353975][ T32] r5:85558b8c r4:85558800 [ 1337.353994][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.354343][ T32] r7:ddde2d40 r6:83018200 r5:85558b8c r4:8552ee80 [ 1337.354370][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.354454][ T32] r10:61c88647 r9:85583000 r8:8552eeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.354864][ T32] r4:8552ee80 [ 1337.354890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.354983][ T32] r10:00000000 r9:8552ee80 r8:8027ecf4 r7:eb7d9e60 r6:8552ef00 r5:85583000 [ 1337.355010][ T32] r4:00000001 [ 1337.355031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.355068][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1337.355174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.355206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.355233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.355290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.355315][ T32] r4:8500c8c0 [ 1337.355797][ T32] INFO: task kworker/1:899:5234 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.355834][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.355903][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.355948][ T32] Call trace: [ 1337.355981][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.356076][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.356104][ T32] r4:00000000 [ 1337.356124][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.356164][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.356219][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.365013][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.365072][ T32] dd60: 800f0113 ffffffff [ 1337.365101][ T32] r5:800f0113 r4:80239bb0 [ 1337.365321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.365389][ T32] r4:82ac11e4 [ 1337.365409][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.365452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.365483][ T32] r4:e06cddc0 [ 1337.365520][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.365568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.365590][ T32] r4:00000000 [ 1337.365609][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.365652][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.365675][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.365721][ T32] r5:00001000 r4:dfd83000 [ 1337.365742][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.365782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.365821][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.365937][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.365984][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.366005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.366144][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.366179][ T32] r4:85004e00 [ 1337.366227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.368451][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.368555][ T32] r4:00000001 [ 1337.368695][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.368757][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.368787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.368816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.368843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.368872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.368894][ T32] r4:8501e100 [ 1337.368917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.368947][ T32] INFO: task kworker/1:900:5238 blocked for more than 463 seconds. [ 1337.368982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.369006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.369064][ T32] task:kworker/1:900 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.369128][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.369174][ T32] Call trace: [ 1337.369391][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.369442][ T32] r10:829189c0 r9:eb7edd84 r8:00000002 r7:60000013 r6:eb7edd8c r5:85583c00 [ 1337.369470][ T32] r4:85583c00 [ 1337.369491][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.369532][ T32] r5:85583c00 r4:829189bc [ 1337.369551][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.369610][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.369659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1337.369711][ T32] r4:00000000 [ 1337.369752][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.369809][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.369863][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.369912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cf00 [ 1337.369935][ T32] r4:00000000 [ 1337.369959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.370026][ T32] r9:83018205 r8:85583c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1337.370063][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.370106][ T32] r5:00001000 r4:eb629000 [ 1337.370128][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.370193][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.370236][ T32] r5:8555978c r4:85559400 [ 1337.370255][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.370331][ T32] r7:ddde2d40 r6:83018200 r5:8555978c r4:8552ef80 [ 1337.370366][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.370425][ T32] r10:61c88647 r9:85583c00 r8:8552efac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.370450][ T32] r4:8552ef80 [ 1337.370481][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.370528][ T32] r10:00000000 r9:8552ef80 r8:8027ecf4 r7:eb7d9e60 r6:84dab000 r5:85583c00 [ 1337.370550][ T32] r4:00000001 [ 1337.370569][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.370619][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1337.370647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.370675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.370701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.370757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.370788][ T32] r4:8500cb80 [ 1337.371293][ T32] INFO: task kworker/1:900:5238 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.371355][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.371473][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.371546][ T32] Call trace: [ 1337.371628][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.371680][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.371703][ T32] r4:00000000 [ 1337.371739][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.371784][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.371813][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.371841][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.371887][ T32] dd60: 800f0113 ffffffff [ 1337.371959][ T32] r5:800f0113 r4:80239bb0 [ 1337.371983][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.372022][ T32] r4:82ac11e4 [ 1337.372041][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.372082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.372104][ T32] r4:e06cddc0 [ 1337.372147][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.372192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.372213][ T32] r4:00000000 [ 1337.372231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.372296][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.372320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.372380][ T32] r5:00001000 r4:dfd83000 [ 1337.372402][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.372471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.372584][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.372612][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.372658][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.372678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.372726][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.372774][ T32] r4:85004e00 [ 1337.372803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.372850][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.372873][ T32] r4:00000001 [ 1337.372915][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.372976][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.373035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.373065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.373093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.373145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.373171][ T32] r4:8501e100 [ 1337.373190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.373217][ T32] INFO: task kworker/1:901:5239 blocked for more than 463 seconds. [ 1337.373245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.373275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.373296][ T32] task:kworker/1:901 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.373339][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.373384][ T32] Call trace: [ 1337.373412][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.373458][ T32] r10:829189c0 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:85584800 [ 1337.373488][ T32] r4:85584800 [ 1337.373507][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.373547][ T32] r5:85584800 r4:829189bc [ 1337.373565][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.373628][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.373676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1337.373725][ T32] r4:00000000 [ 1337.373750][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.373798][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.373878][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.373930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cd40 [ 1337.373966][ T32] r4:00000000 [ 1337.373989][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.374029][ T32] r9:83018205 r8:85584800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1337.374050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.374091][ T32] r5:00001000 r4:eb603000 [ 1337.374136][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.374177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.374216][ T32] r5:8555938c r4:85559000 [ 1337.374235][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.374276][ T32] r7:ddde2d40 r6:83018200 r5:8555938c r4:84dab080 [ 1337.374307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.374397][ T32] r10:61c88647 r9:85584800 r8:84dab0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.374481][ T32] r4:84dab080 [ 1337.374505][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.374561][ T32] r10:00000000 r9:84dab080 r8:8027ecf4 r7:eb7ede60 r6:84dab100 r5:85584800 [ 1337.374616][ T32] r4:00000001 [ 1337.374638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.374672][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1337.374697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.374728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.374760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.374806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.374854][ T32] r4:8500cb80 [ 1337.375128][ T32] INFO: task kworker/1:901:5239 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.375162][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.375258][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.375315][ T32] Call trace: [ 1337.375350][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.375403][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.375426][ T32] r4:00000000 [ 1337.375445][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.375514][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.375547][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.375589][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.375629][ T32] dd60: 800f0113 ffffffff [ 1337.375655][ T32] r5:800f0113 r4:80239bb0 [ 1337.375700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.375771][ T32] r4:82ac11e4 [ 1337.375819][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.375864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.375886][ T32] r4:e06cddc0 [ 1337.375905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.375947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.375993][ T32] r4:00000000 [ 1337.376015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.376138][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.376163][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.376309][ T32] r5:00001000 r4:dfd83000 [ 1337.394077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.394182][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.394234][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.394257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.394302][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.394341][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.394389][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.394459][ T32] r4:85004e00 [ 1337.394595][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.394648][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.394670][ T32] r4:00000001 [ 1337.394691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394734][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.394844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.394876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.394902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.394929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.394951][ T32] r4:8501e100 [ 1337.394974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.395004][ T32] INFO: task kworker/1:902:5241 blocked for more than 463 seconds. [ 1337.395036][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.395059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.395080][ T32] task:kworker/1:902 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.395138][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.395182][ T32] Call trace: [ 1337.395331][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.395383][ T32] r10:829189c0 r9:eb7fdd84 r8:00000002 r7:60000013 r6:eb7fdd8c r5:85585400 [ 1337.395405][ T32] r4:85585400 [ 1337.395527][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.395643][ T32] r5:85585400 r4:829189bc [ 1337.395673][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.395718][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.395780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 [ 1337.395806][ T32] r4:00000000 [ 1337.395826][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.395865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.395905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.395945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfaf80 [ 1337.395967][ T32] r4:00000000 [ 1337.395986][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.396029][ T32] r9:83018205 r8:85585400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1337.396051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.396090][ T32] r5:00001000 r4:eb65f000 [ 1337.396110][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.396147][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.403506][ T32] r5:85559b8c r4:85559800 [ 1337.403596][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.403744][ T32] r7:ddde2d40 r6:83018200 r5:85559b8c r4:84dab180 [ 1337.403773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.403856][ T32] r10:61c88647 r9:85585400 r8:84dab1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.403908][ T32] r4:84dab180 [ 1337.403932][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.403980][ T32] r10:00000000 r9:84dab180 r8:8027ecf4 r7:eb7ede60 r6:84dab200 r5:85585400 [ 1337.404002][ T32] r4:00000001 [ 1337.404021][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.404057][ T32] Exception stack(0xeb7fdfb0 to 0xeb7fdff8) [ 1337.404086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.404159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.404190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.404219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.404348][ T32] r4:84dfafc0 [ 1337.404907][ T32] INFO: task kworker/1:902:5241 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.404951][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.405070][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.405430][ T32] Call trace: [ 1337.405471][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.405524][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.405552][ T32] r4:00000000 [ 1337.405573][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.405611][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.405721][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.405753][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.405776][ T32] dd60: 800f0113 ffffffff [ 1337.405799][ T32] r5:800f0113 r4:80239bb0 [ 1337.405820][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.405870][ T32] r4:82ac11e4 [ 1337.405893][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.405936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.405959][ T32] r4:e06cddc0 [ 1337.405977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.406017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.406040][ T32] r4:00000000 [ 1337.406059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.406132][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.406156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.406287][ T32] r5:00001000 r4:dfd83000 [ 1337.412927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.413011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.413055][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.413258][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.413309][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.413335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.413393][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.413416][ T32] r4:85004e00 [ 1337.413437][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.413488][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.413510][ T32] r4:00000001 [ 1337.413530][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.413565][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.413594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.413622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.413648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.413675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.413698][ T32] r4:8501e100 [ 1337.413954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.413998][ T32] INFO: task kworker/1:903:5243 blocked for more than 463 seconds. [ 1337.414032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.414170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.414294][ T32] task:kworker/1:903 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.414385][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.414429][ T32] Call trace: [ 1337.414461][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.414517][ T32] r10:829189c0 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:85586c00 [ 1337.414776][ T32] r4:85586c00 [ 1337.414800][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.414843][ T32] r5:85586c00 r4:829189bc [ 1337.414863][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.414902][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.414945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1337.414968][ T32] r4:00000000 [ 1337.415002][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.415043][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.415222][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.415267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84573780 [ 1337.415289][ T32] r4:00000000 [ 1337.415309][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.415378][ T32] r9:83018205 r8:85586c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.415404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.415454][ T32] r5:00001000 r4:eac0f000 [ 1337.415482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.415521][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.415560][ T32] r5:8555ab8c r4:8555a800 [ 1337.415579][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.415621][ T32] r7:ddde2d40 r6:83018200 r5:8555ab8c r4:84dab280 [ 1337.415640][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.415683][ T32] r10:61c88647 r9:85586c00 r8:84dab2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.415705][ T32] r4:84dab280 [ 1337.415742][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.415788][ T32] r10:00000000 r9:84dab280 r8:8027ecf4 r7:eb7fde60 r6:84dab300 r5:85586c00 [ 1337.415811][ T32] r4:00000001 [ 1337.415830][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.415887][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1337.415940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.415997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.416027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.416057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.416082][ T32] r4:8500c380 [ 1337.421207][ T32] INFO: task kworker/1:903:5243 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.421331][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.421435][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.421500][ T32] Call trace: [ 1337.421532][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.421586][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.421610][ T32] r4:00000000 [ 1337.421630][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.421669][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.421725][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.421781][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.421808][ T32] dd60: 800f0113 ffffffff [ 1337.421880][ T32] r5:800f0113 r4:80239bb0 [ 1337.421927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.421974][ T32] r4:82ac11e4 [ 1337.421995][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.422038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.422060][ T32] r4:e06cddc0 [ 1337.422079][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.422120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.422142][ T32] r4:00000000 [ 1337.422161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.422202][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.422223][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.422262][ T32] r5:00001000 r4:dfd83000 [ 1337.422294][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.422337][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.422377][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.422421][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.422494][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.422520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.422566][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.422587][ T32] r4:85004e00 [ 1337.422630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.422682][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.422706][ T32] r4:00000001 [ 1337.422725][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.422771][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.422801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.422852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.422910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.422945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.422991][ T32] r4:8501e100 [ 1337.423016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.423044][ T32] INFO: task kworker/1:904:5244 blocked for more than 463 seconds. [ 1337.423075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.423099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.423132][ T32] task:kworker/1:904 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.423183][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.423221][ T32] Call trace: [ 1337.423253][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.423297][ T32] r10:829189c0 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:85581800 [ 1337.423319][ T32] r4:85581800 [ 1337.423361][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.423407][ T32] r5:85581800 r4:829189bc [ 1337.423444][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.423494][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.423540][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1337.423561][ T32] r4:00000000 [ 1337.423580][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.423631][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.423672][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.423713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84573140 [ 1337.423735][ T32] r4:00000000 [ 1337.423816][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.423923][ T32] r9:83018205 r8:85581800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1337.423951][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.424002][ T32] r5:00001000 r4:eb669000 [ 1337.424025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.424063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.424101][ T32] r5:85559f8c r4:85559c00 [ 1337.424121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.424176][ T32] r7:ddde2d40 r6:83018200 r5:85559f8c r4:84dab380 [ 1337.424200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.424245][ T32] r10:61c88647 r9:85581800 r8:84dab3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.424267][ T32] r4:84dab380 [ 1337.424301][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.424365][ T32] r10:00000000 r9:84dab380 r8:8027ecf4 r7:eb801e60 r6:84dab400 r5:85581800 [ 1337.424410][ T32] r4:00000001 [ 1337.424452][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.424596][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1337.424627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.424655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.424682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.424709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.424763][ T32] r4:8500c380 [ 1337.425076][ T32] INFO: task kworker/1:904:5244 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.425110][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.425177][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.425221][ T32] Call trace: [ 1337.425251][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.425298][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.425321][ T32] r4:00000000 [ 1337.425351][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.425392][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.425421][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.425448][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.425478][ T32] dd60: 800f0113 ffffffff [ 1337.425516][ T32] r5:800f0113 r4:80239bb0 [ 1337.425561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.425603][ T32] r4:82ac11e4 [ 1337.425650][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.425696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.425718][ T32] r4:e06cddc0 [ 1337.425771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.425815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.425838][ T32] r4:00000000 [ 1337.425856][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.425898][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.425929][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.425996][ T32] r5:00001000 r4:dfd83000 [ 1337.426019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.426059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.426097][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.426115][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.426156][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.426206][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.436820][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.436870][ T32] r4:85004e00 [ 1337.436923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.436995][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.437019][ T32] r4:00000001 [ 1337.437038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.437075][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.437118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.437149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.437273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.437305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.437327][ T32] r4:8501e100 [ 1337.437351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.437391][ T32] INFO: task kworker/1:905:5246 blocked for more than 463 seconds. [ 1337.437425][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.437449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.437478][ T32] task:kworker/1:905 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.437535][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.437607][ T32] Call trace: [ 1337.437716][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.437826][ T32] r10:829189c0 r9:eb80dd84 r8:00000002 r7:60000013 r6:eb80dd8c r5:85586000 [ 1337.437857][ T32] r4:85586000 [ 1337.437903][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.437947][ T32] r5:85586000 r4:829189bc [ 1337.437968][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.438007][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.438053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1337.438074][ T32] r4:00000000 [ 1337.438093][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.438156][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.438199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.438240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845732c0 [ 1337.438262][ T32] r4:00000000 [ 1337.438333][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.438379][ T32] r9:83018205 r8:85586000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1337.438403][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.438443][ T32] r5:00001000 r4:eb68b000 [ 1337.438482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.438551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.438666][ T32] r5:8555a38c r4:8555a000 [ 1337.438689][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.438733][ T32] r7:ddde2d40 r6:83018200 r5:8555a38c r4:84dab500 [ 1337.438755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.438801][ T32] r10:61c88647 r9:85586000 r8:84dab52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.438883][ T32] r4:84dab500 [ 1337.438949][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.438997][ T32] r10:00000000 r9:84dab500 r8:8027ecf4 r7:eb801e60 r6:84dab480 r5:85586000 [ 1337.439021][ T32] r4:00000001 [ 1337.439040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.439081][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 1337.439136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.439169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.439197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.439225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.439301][ T32] r4:845733c0 [ 1337.439790][ T32] INFO: task kworker/1:905:5246 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.439841][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.439933][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.439977][ T32] Call trace: [ 1337.440007][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.440058][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.440113][ T32] r4:00000000 [ 1337.440141][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.440181][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.440211][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.440241][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.440265][ T32] dd60: 800f0113 ffffffff [ 1337.440289][ T32] r5:800f0113 r4:80239bb0 [ 1337.440309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.440351][ T32] r4:82ac11e4 [ 1337.440372][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.440415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.440499][ T32] r4:e06cddc0 [ 1337.440529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.440573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.440626][ T32] r4:00000000 [ 1337.440698][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.440744][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.440766][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.440833][ T32] r5:00001000 r4:dfd83000 [ 1337.440872][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.440916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.440961][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.440988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.441070][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.441095][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.441239][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.441269][ T32] r4:85004e00 [ 1337.441290][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.441338][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.441387][ T32] r4:00000001 [ 1337.441434][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.441486][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.441635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.441667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.441695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.441726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.441749][ T32] r4:8501e100 [ 1337.441798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.441852][ T32] INFO: task kworker/1:906:5248 blocked for more than 463 seconds. [ 1337.441883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.441908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.441946][ T32] task:kworker/1:906 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.442101][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.442166][ T32] Call trace: [ 1337.442199][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.442246][ T32] r10:829189c0 r9:eb811d84 r8:00000002 r7:60000013 r6:eb811d8c r5:85580000 ** 2 printk messages dropped ** [ 1337.442455][ T32] r5:85580000 r4:829189bc [ 1337.442483][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.442527][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.442571][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1337.442594][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.442703][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1337.442909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.443232][ T32] r7:ddde2d40 r6:83018200 r5:8555a78c r4:84dab580 ** 4 printk messages dropped ** [ 1337.443498][ T32] r10:00000000 r9:84dab580 r8:8027ecf4 r7:eb801e60 r6:84dab600 r5:85580000 ** 2 printk messages dropped ** [ 1337.443578][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1337.443633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.443666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.443693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.443722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.443747][ T32] r4:84573280 [ 1337.444109][ T32] INFO: task kworker/1:906:5248 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.444168][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.444232][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.444279][ T32] Call trace: [ 1337.444383][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.444441][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.444473][ T32] r4:00000000 [ 1337.444547][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.444589][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.444619][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.444648][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.444696][ T32] dd60: 800f0113 ffffffff [ 1337.444730][ T32] r5:800f0113 r4:80239bb0 [ 1337.444756][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.444801][ T32] r4:82ac11e4 [ 1337.444823][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.444886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.444913][ T32] r4:e06cddc0 [ 1337.444934][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.445109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.445186][ T32] r4:00000000 [ 1337.445210][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.445254][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.445278][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.445320][ T32] r5:00001000 r4:dfd83000 [ 1337.445341][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.445381][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.445484][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.445509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.445557][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.445609][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.445696][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.445726][ T32] r4:85004e00 [ 1337.445747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.445804][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.445854][ T32] r4:00000001 [ 1337.445894][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.445932][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.445958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.445987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.446033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.446095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.446121][ T32] r4:8501e100 [ 1337.446143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.446181][ T32] INFO: task kworker/1:907:5253 blocked for more than 463 seconds. [ 1337.468241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.468296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.468324][ T32] task:kworker/1:907 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.468429][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.468549][ T32] Call trace: [ 1337.468589][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.468652][ T32] r10:829189c0 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:8557d400 [ 1337.468708][ T32] r4:8557d400 [ 1337.468741][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.468786][ T32] r5:8557d400 r4:829189bc [ 1337.468832][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.468877][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.468924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1337.468948][ T32] r4:00000000 [ 1337.468968][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.469008][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.469049][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.469091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84573980 ** 3 printk messages dropped ** [ 1337.469260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.469626][ T32] r10:61c88647 r9:8557d400 r8:84dab6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1337.469860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.470533][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.471120][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1337.471305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.471330][ T32] r4:e06cddc0 [ 1337.471350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.471394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.471416][ T32] r4:00000000 [ 1337.471434][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.471475][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.471496][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.471547][ T32] r5:00001000 r4:dfd83000 [ 1337.471570][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.471609][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.471659][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.471704][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.471774][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.471823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.471889][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.471916][ T32] r4:85004e00 [ 1337.471936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.471981][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.472003][ T32] r4:00000001 [ 1337.472044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.472083][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.472109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.472137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.472162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.472201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.472226][ T32] r4:8501e100 [ 1337.472247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.472277][ T32] INFO: task kworker/1:908:5254 blocked for more than 463 seconds. [ 1337.472306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.472329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.472350][ T32] task:kworker/1:908 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.472410][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.472551][ T32] Call trace: [ 1337.472597][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.472645][ T32] r10:829189c0 r9:eb819d84 r8:00000002 r7:60000013 r6:eb819d8c r5:854ae000 ** 2 printk messages dropped ** [ 1337.472761][ T32] r5:854ae000 r4:829189bc [ 1337.472783][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.473052][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.473174][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1337.473321][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.473522][ T32] r7:ddde2d40 r6:83018200 r5:8555af8c r4:84dab780 ** 2 printk messages dropped ** [ 1337.473687][ T32] r4:84dab780 ** 4 printk messages dropped ** [ 1337.473909][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1337.473938][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.474000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.474030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.474059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.474082][ T32] r4:84573880 [ 1337.474391][ T32] INFO: task kworker/1:908:5254 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.474430][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.474514][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.474592][ T32] Call trace: [ 1337.474624][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.474701][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.474733][ T32] r4:00000000 [ 1337.474753][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.474790][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.474818][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.474846][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.474869][ T32] dd60: 800f0113 ffffffff [ 1337.474972][ T32] r5:800f0113 r4:80239bb0 [ 1337.474995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.475036][ T32] r4:82ac11e4 [ 1337.475185][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.475232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.475255][ T32] r4:e06cddc0 [ 1337.475275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.475330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.475355][ T32] r4:00000000 [ 1337.475373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.475414][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.475436][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.475481][ T32] r5:00001000 r4:dfd83000 [ 1337.475503][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.475545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.475586][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.475607][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.475650][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.475670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.475720][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.475743][ T32] r4:85004e00 [ 1337.475761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.475805][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.475827][ T32] r4:00000001 [ 1337.475846][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.475900][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.476140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.476189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.489494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.489627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.489661][ T32] r4:8501e100 [ 1337.489690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.489728][ T32] INFO: task kworker/1:909:5257 blocked for more than 463 seconds. [ 1337.489764][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.489789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.489812][ T32] task:kworker/1:909 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.489969][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.490033][ T32] Call trace: [ 1337.490066][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.490121][ T32] r10:829189c0 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:855b0000 [ 1337.490144][ T32] r4:855b0000 [ 1337.490163][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.490203][ T32] r5:855b0000 r4:829189bc [ 1337.490223][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.490286][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.490338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1337.490361][ T32] r4:00000000 [ 1337.490379][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.490418][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.490584][ T32] r9:83018205 r8:855b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 3 printk messages dropped ** [ 1337.490702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.491055][ T32] r10:61c88647 r9:855b0000 r8:84dab8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1337.491163][ T32] r4:00000001 [ 1337.491181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.491330][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1337.491469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.491501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.491550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.491582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.491605][ T32] r4:845739c0 [ 1337.492092][ T32] INFO: task kworker/1:909:5257 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.492131][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.492190][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.492246][ T32] Call trace: [ 1337.492285][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.492336][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.492359][ T32] r4:00000000 [ 1337.492378][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.492415][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.492448][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.492533][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.492563][ T32] dd60: 800f0113 ffffffff [ 1337.492586][ T32] r5:800f0113 r4:80239bb0 [ 1337.492718][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.492767][ T32] r4:82ac11e4 [ 1337.492787][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.492855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.492882][ T32] r4:e06cddc0 [ 1337.492902][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.492943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.492965][ T32] r4:00000000 [ 1337.492983][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.493023][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.493208][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.493252][ T32] r5:00001000 r4:dfd83000 [ 1337.493457][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.493500][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.493540][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.493559][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.493602][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.493622][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.493665][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.493687][ T32] r4:85004e00 [ 1337.493735][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.493785][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.493835][ T32] r4:00000001 [ 1337.493871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.493940][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.493968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.493995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.494020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.494048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.494069][ T32] r4:8501e100 [ 1337.494089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.494118][ T32] INFO: task kworker/1:910:5258 blocked for more than 463 seconds. [ 1337.494146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.494169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.494190][ T32] task:kworker/1:910 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.494235][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.494323][ T32] Call trace: [ 1337.494440][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.494500][ T32] r10:829189c0 r9:eb805d84 r8:00000002 r7:60000013 r6:eb805d8c r5:855b0c00 [ 1337.494523][ T32] r4:855b0c00 [ 1337.494541][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.494581][ T32] r5:855b0c00 r4:829189bc [ 1337.494600][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.494639][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.494683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1337.494706][ T32] r4:00000000 [ 1337.494733][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.494772][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.494808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.494848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84573b80 [ 1337.494869][ T32] r4:00000000 [ 1337.494923][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.494967][ T32] r9:83018205 r8:855b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1337.494988][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.495071][ T32] r5:00001000 r4:eae9d000 [ 1337.495094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.495136][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.495366][ T32] r5:8555b78c r4:8555b400 [ 1337.495390][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.495888][ T32] r7:ddde2d40 r6:83018200 r5:8555b78c r4:84dab980 [ 1337.495915][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.495960][ T32] r10:61c88647 r9:855b0c00 r8:84dab9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.495982][ T32] r4:84dab980 [ 1337.496000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.496042][ T32] r10:00000000 r9:84dab980 r8:8027ecf4 r7:eb821e60 r6:84daba00 r5:855b0c00 [ 1337.496086][ T32] r4:00000001 [ 1337.496175][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.511505][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1337.511563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.511595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.511621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.511652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.511674][ T32] r4:845739c0 [ 1337.512160][ T32] INFO: task kworker/1:910:5258 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.512227][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.512402][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.512512][ T32] Call trace: [ 1337.512571][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.512629][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.512653][ T32] r4:00000000 [ 1337.512752][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.512826][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.512900][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.513106][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.513213][ T32] dd60: 800f0113 ffffffff [ 1337.513240][ T32] r5:800f0113 r4:80239bb0 [ 1337.513262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.513307][ T32] r4:82ac11e4 [ 1337.513328][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.513374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.513398][ T32] r4:e06cddc0 [ 1337.513418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.513480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.513532][ T32] r4:00000000 [ 1337.513559][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.513603][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.513649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.513769][ T32] r5:00001000 r4:dfd83000 [ 1337.513808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.513885][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.513943][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.513989][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.514036][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.514079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.514202][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.514227][ T32] r4:85004e00 [ 1337.514256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.514331][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.514397][ T32] r4:00000001 [ 1337.514429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.514465][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.514496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.514524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.514550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.514578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.514601][ T32] r4:8501e100 [ 1337.514622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.514700][ T32] INFO: task kworker/1:911:5260 blocked for more than 464 seconds. [ 1337.514746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.514771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.514791][ T32] task:kworker/1:911 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.514866][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.514912][ T32] Call trace: [ 1337.514942][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.515044][ T32] r10:829189c0 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:855b1800 [ 1337.515071][ T32] r4:855b1800 [ 1337.515091][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.515133][ T32] r5:855b1800 r4:829189bc [ 1337.515253][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.515296][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.515373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1337.515399][ T32] r4:00000000 [ 1337.515419][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.515456][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.515493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.515532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84573f00 [ 1337.515553][ T32] r4:00000000 [ 1337.515571][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.515611][ T32] r9:83018205 r8:855b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1337.515631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.515669][ T32] r5:00001000 r4:eb2cf000 [ 1337.515690][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.515733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.515772][ T32] r5:8555bf8c r4:8555bc00 [ 1337.515791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.515831][ T32] r7:ddde2d40 r6:83018200 r5:8555bf8c r4:84daba80 [ 1337.515851][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.515894][ T32] r10:61c88647 r9:855b1800 r8:84dabaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.515916][ T32] r4:84daba80 [ 1337.515935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.515978][ T32] r10:00000000 r9:84daba80 r8:8027ecf4 r7:eb821e60 r6:84dabb00 r5:855b1800 [ 1337.516000][ T32] r4:00000001 [ 1337.516018][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.516051][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1337.516077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.516104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.523019][ T32] r4:84573d40 ** 1 printk messages dropped ** [ 1337.523558][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.524081][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1337.524277][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1337.524342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1337.524653][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.524691][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.524740][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.524788][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.524809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.524852][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.524873][ T32] r4:85004e00 [ 1337.524972][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.525019][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.525041][ T32] r4:00000001 [ 1337.525060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.525094][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.525121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.525149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.525206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.525238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.525259][ T32] r4:8501e100 [ 1337.525303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.525334][ T32] INFO: task kworker/1:912:5261 blocked for more than 464 seconds. [ 1337.525367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.525389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.525431][ T32] task:kworker/1:912 state:D stack:0 pid:5261 tgid:5261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.525488][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.525530][ T32] Call trace: [ 1337.525561][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.525606][ T32] r10:829189c0 r9:eb82dd84 r8:00000002 r7:60000113 r6:eb82dd8c r5:855b2400 [ 1337.525646][ T32] r4:855b2400 [ 1337.525703][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.525752][ T32] r5:855b2400 r4:829189bc [ 1337.525772][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.525812][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.525908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb82de08 [ 1337.525957][ T32] r4:00000000 [ 1337.525979][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.526026][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.526062][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.526114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564040 [ 1337.526139][ T32] r4:00000000 [ 1337.526159][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.526292][ T32] r9:83018205 r8:855b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1337.534857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.534960][ T32] r5:00001000 r4:eb31b000 [ 1337.534983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.535026][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.535077][ T32] r5:8556438c r4:85564000 [ 1337.535098][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.535142][ T32] r7:ddde2d40 r6:83018200 r5:8556438c r4:84dabb80 [ 1337.535163][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.535224][ T32] r10:61c88647 r9:855b2400 r8:84dabbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.535251][ T32] r4:84dabb80 [ 1337.535271][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.535339][ T32] r10:00000000 r9:84dabb80 r8:8027ecf4 r7:eb825e60 r6:84dabc00 r5:855b2400 [ 1337.535366][ T32] r4:00000001 [ 1337.535388][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.535427][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1337.535478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.535510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.535537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.535566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.535588][ T32] r4:84573d40 [ 1337.536148][ T32] INFO: task kworker/1:912:5261 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.536282][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.541343][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.541429][ T32] Call trace: [ 1337.541468][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.541552][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.541576][ T32] r4:00000000 [ 1337.541596][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.541634][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.541665][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.541694][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.541725][ T32] dd60: 800f0113 ffffffff [ 1337.541749][ T32] r5:800f0113 r4:80239bb0 [ 1337.541769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.541811][ T32] r4:82ac11e4 [ 1337.541831][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.541871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.541893][ T32] r4:e06cddc0 [ 1337.541912][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.541954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.541976][ T32] r4:00000000 [ 1337.542018][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.542065][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.542196][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.542246][ T32] r5:00001000 r4:dfd83000 [ 1337.542267][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.542307][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.542405][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.542428][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.542475][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.542519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.542576][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.542599][ T32] r4:85004e00 [ 1337.542618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.542664][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.542686][ T32] r4:00000001 [ 1337.542705][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.542745][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.542783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.542908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.542938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.542972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.542995][ T32] r4:8501e100 [ 1337.543019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.543048][ T32] INFO: task kworker/1:913:5264 blocked for more than 464 seconds. [ 1337.543080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.543124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.543322][ T32] task:kworker/1:913 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.543377][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.543417][ T32] Call trace: [ 1337.543447][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.543526][ T32] r10:829189c0 r9:eb831d84 r8:00000002 r7:60000113 r6:eb831d8c r5:84e71800 [ 1337.543552][ T32] r4:84e71800 [ 1337.543577][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.543619][ T32] r5:84e71800 r4:829189bc [ 1337.543638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.543678][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.543728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [ 1337.543751][ T32] r4:00000000 [ 1337.543769][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.543833][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.543924][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.543978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564180 [ 1337.544001][ T32] r4:00000000 [ 1337.544020][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.544060][ T32] r9:83018205 r8:84e71800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.544080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.544215][ T32] r5:00001000 r4:eb341000 [ 1337.544336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.544396][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.544436][ T32] r5:8556478c r4:85564400 [ 1337.544455][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.544572][ T32] r7:ddde2d40 r6:83018200 r5:8556478c r4:84dabc80 [ 1337.544928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.544978][ T32] r10:61c88647 r9:84e71800 r8:84dabcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.545001][ T32] r4:84dabc80 [ 1337.545019][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.545062][ T32] r10:00000000 r9:84dabc80 r8:8027ecf4 r7:eb82de60 r6:84ffc780 r5:84e71800 [ 1337.545083][ T32] r4:00000001 [ 1337.545104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.545138][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1337.545242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.545274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.545299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.545327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.545349][ T32] r4:84564080 [ 1337.545822][ T32] INFO: task kworker/1:913:5264 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.545886][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.545952][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.545994][ T32] Call trace: [ 1337.546024][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.546073][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.546096][ T32] r4:00000000 [ 1337.546196][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.557373][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.557434][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.557487][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1337.557630][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.557832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1337.558167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1337.558661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1337.559125][ T32] r10:829189c0 r9:eb83dd84 r8:00000002 r7:60000013 r6:eb83dd8c r5:84e75400 ** 2 printk messages dropped ** [ 1337.559206][ T32] r5:84e75400 r4:829189bc [ 1337.559226][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.559266][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.559310][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1337.559393][ T32] r4:00000000 [ 1337.559416][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.559454][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.559493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.559533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564240 [ 1337.559555][ T32] r4:00000000 [ 1337.559574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.559613][ T32] r9:83018205 r8:84e75400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1337.559634][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.559672][ T32] r5:00001000 r4:eb369000 [ 1337.559790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.559835][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.559874][ T32] r5:85564b8c r4:85564800 [ 1337.559893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.559934][ T32] r7:ddde2d40 r6:83018200 r5:85564b8c r4:84dabd00 [ 1337.559954][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.559998][ T32] r10:61c88647 r9:84e75400 r8:84dabd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.560019][ T32] r4:84dabd00 [ 1337.560037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.560078][ T32] r10:00000000 r9:84dabd00 r8:8027ecf4 r7:eb831e60 r6:84ffc800 r5:84e75400 [ 1337.560101][ T32] r4:00000001 [ 1337.560119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.560152][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1337.560178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.560205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.560230][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.560259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.560280][ T32] r4:845642c0 [ 1337.560870][ T32] INFO: task kworker/1:914:5267 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.561103][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.561264][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.561458][ T32] Call trace: [ 1337.561496][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.561545][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.561568][ T32] r4:00000000 [ 1337.561586][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.561623][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.561651][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.561695][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.561730][ T32] dd60: 800f0113 ffffffff [ 1337.561756][ T32] r5:800f0113 r4:80239bb0 [ 1337.561777][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.561820][ T32] r4:82ac11e4 [ 1337.561840][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.561882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.561932][ T32] r4:e06cddc0 [ 1337.561956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.561998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.562020][ T32] r4:00000000 [ 1337.562039][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.562083][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.562107][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.562146][ T32] r5:00001000 r4:dfd83000 [ 1337.562165][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.562247][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.562290][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.562309][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.562375][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.562399][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.562445][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.562467][ T32] r4:85004e00 [ 1337.562485][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.562528][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.562575][ T32] r4:00000001 [ 1337.562597][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.562655][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.562683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.562715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.562742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.562771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.562794][ T32] r4:8501e100 [ 1337.562836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.562895][ T32] INFO: task kworker/1:915:5269 blocked for more than 464 seconds. [ 1337.562927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.562950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.562971][ T32] task:kworker/1:915 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.563038][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.563157][ T32] Call trace: [ 1337.563189][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.563235][ T32] r10:829189c0 r9:eb845d84 r8:00000002 r7:60000113 r6:eb845d8c r5:84e74800 [ 1337.563257][ T32] r4:84e74800 [ 1337.563275][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.563314][ T32] r5:84e74800 r4:829189bc [ 1337.563333][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.563371][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.563414][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1337.563449][ T32] r4:00000000 [ 1337.563481][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.563520][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.563740][ T32] r5:00001000 r4:eb3c7000 ** 6 printk messages dropped ** [ 1337.564041][ T32] r10:61c88647 r9:84e74800 r8:84dabdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1337.564470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.565152][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1337.565477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1337.565724][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.566140][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1337.582716][ T32] INFO: task kworker/1:916:5270 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.583175][ T32] r5:84e76000 r4:829189bc [ 1337.583194][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.583299][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.583396][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.583642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.584110][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) ** 4 printk messages dropped ** [ 1337.584289][ T32] r4:84564280 [ 1337.584807][ T32] INFO: task kworker/1:916:5270 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.584865][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.584933][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.584989][ T32] Call trace: [ 1337.585020][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.585070][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.585095][ T32] r4:00000000 [ 1337.585114][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.585152][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.585182][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.585210][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.585234][ T32] dd60: 800f0113 ffffffff [ 1337.585256][ T32] r5:800f0113 r4:80239bb0 [ 1337.585275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.585316][ T32] r4:82ac11e4 [ 1337.585336][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.585377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.585398][ T32] r4:e06cddc0 [ 1337.585417][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.585457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.585486][ T32] r4:00000000 [ 1337.585525][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.585594][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.585619][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.585660][ T32] r5:00001000 r4:dfd83000 [ 1337.585704][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.585755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.585796][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.585816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.585858][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.585879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.585922][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.585943][ T32] r4:85004e00 [ 1337.585961][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.586004][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.586027][ T32] r4:00000001 [ 1337.586045][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.586078][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.586104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.586177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.594639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1337.595031][ T32] r10:829189c0 r9:eb851d84 r8:00000002 r7:60000013 r6:eb851d8c r5:84e73c00 ** 2 printk messages dropped ** [ 1337.595189][ T32] r5:84e73c00 r4:829189bc [ 1337.595214][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.595442][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.595946][ T32] r5:85565f8c r4:85565c00 ** 7 printk messages dropped ** [ 1337.603319][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.603573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.604639][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.604884][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.605009][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.605049][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.605074][ T32] dd60: 800f0113 ffffffff [ 1337.605097][ T32] r5:800f0113 r4:80239bb0 [ 1337.605117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.605236][ T32] r4:82ac11e4 [ 1337.605260][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.605356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.605455][ T32] r4:e06cddc0 [ 1337.605484][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.605531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.605555][ T32] r4:00000000 [ 1337.605601][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.605648][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.605670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.605715][ T32] r5:00001000 r4:dfd83000 [ 1337.605736][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.605874][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.605925][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.605995][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.606055][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.606130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.606188][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.606282][ T32] r4:85004e00 [ 1337.611944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.612041][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.612067][ T32] r4:00000001 [ 1337.612111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.612154][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.612231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.612263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.612315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.612364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.612390][ T32] r4:8501e100 [ 1337.612438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.612507][ T32] INFO: task kworker/1:918:5274 blocked for more than 464 seconds. [ 1337.612569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.612596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.612618][ T32] task:kworker/1:918 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.612676][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.612749][ T32] Call trace: [ 1337.612805][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1337.612938][ T32] r4:84e76c00 ** 1 printk messages dropped ** [ 1337.613003][ T32] r5:84e76c00 r4:829189bc [ 1337.613023][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.613505][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.613682][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.614043][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.614530][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.614719][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.615598][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.615857][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 5 printk messages dropped ** [ 1337.616625][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1337.627316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.627419][ T32] r4:e06cddc0 [ 1337.627466][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.627572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.627625][ T32] r4:00000000 [ 1337.627692][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.627793][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.627837][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.627937][ T32] r5:00001000 r4:dfd83000 [ 1337.627983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.628077][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.628165][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.628218][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.628312][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.628364][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.628453][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.628588][ T32] r4:85004e00 [ 1337.628642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.628745][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.628826][ T32] r4:00000001 [ 1337.628878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.628956][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.629017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.629101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.629171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.629230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.629278][ T32] r4:8501e100 [ 1337.629331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.629390][ T32] INFO: task kworker/1:919:5276 blocked for more than 464 seconds. [ 1337.629485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.629554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.629602][ T32] task:kworker/1:919 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.629711][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.629825][ T32] Call trace: [ 1337.629901][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.629999][ T32] r10:829189c0 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:855b3c00 [ 1337.630044][ T32] r4:855b3c00 [ 1337.630084][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.630177][ T32] r5:855b3c00 r4:829189bc [ 1337.630223][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.630323][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.630437][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1337.630489][ T32] r4:00000000 [ 1337.630558][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.630635][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.630727][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.630814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564800 [ 1337.630860][ T32] r4:00000000 [ 1337.630898][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.630979][ T32] r9:83018205 r8:855b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.631023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.631147][ T32] r5:00001000 r4:eb4e1000 [ 1337.631192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.631267][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.631366][ T32] r5:85565b8c r4:85565800 [ 1337.631437][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.631544][ T32] r7:ddde2d40 r6:83018200 r5:85565b8c r4:84dabf80 [ 1337.631599][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.631686][ T32] r10:61c88647 r9:855b3c00 r8:84dabfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.631738][ T32] r4:84dabf80 [ 1337.631777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.631858][ T32] r10:00000000 r9:84dabf80 r8:8027ecf4 r7:eb851e60 r6:845b0000 r5:855b3c00 [ 1337.631930][ T32] r4:00000001 [ 1337.631973][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.632039][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1337.632172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.632261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.632345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.632433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.632507][ T32] r4:84564600 [ 1337.633346][ T32] INFO: task kworker/1:919:5276 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.633424][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.633575][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.633756][ T32] Call trace: [ 1337.633849][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.633990][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.634048][ T32] r4:00000000 [ 1337.634092][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.634192][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.634260][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.634368][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.634421][ T32] dd60: 800f0113 ffffffff [ 1337.634477][ T32] r5:800f0113 r4:80239bb0 [ 1337.634521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.634599][ T32] r4:82ac11e4 [ 1337.634639][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.634717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.634772][ T32] r4:e06cddc0 [ 1337.634842][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.634935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.634981][ T32] r4:00000000 [ 1337.635045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.635133][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.635205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.635335][ T32] r5:00001000 r4:dfd83000 [ 1337.635380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.635456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.635533][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.635572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.635655][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.635696][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.635785][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.635847][ T32] r4:85004e00 [ 1337.635890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.636004][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.636055][ T32] r4:00000001 [ 1337.636095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.636161][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.636211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.655167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.655382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.655453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.655509][ T32] r4:8501e100 [ 1337.655566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.655625][ T32] INFO: task kworker/1:920:5279 blocked for more than 464 seconds. [ 1337.655736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.655820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.655889][ T32] task:kworker/1:920 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.656008][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.656144][ T32] Call trace: [ 1337.664418][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.664710][ T32] r10:829189c0 r9:eb85dd84 r8:00000002 r7:60000113 r6:eb85dd8c r5:855b4800 [ 1337.664798][ T32] r4:855b4800 [ 1337.664847][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.664978][ T32] r5:855b4800 r4:829189bc [ 1337.665025][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.665101][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.665189][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [ 1337.665245][ T32] r4:00000000 [ 1337.665291][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.665364][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.665448][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.665540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c380 [ 1337.665583][ T32] r4:00000000 [ 1337.665623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.665729][ T32] r9:83018205 r8:855b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1337.665787][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.665867][ T32] r5:00001000 r4:eb583000 [ 1337.665905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.665978][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.666053][ T32] r5:85566f8c r4:85566c00 [ 1337.666094][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.666240][ T32] r7:ddde2d40 r6:83018200 r5:85566f8c r4:845b0080 [ 1337.667144][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.667305][ T32] r10:61c88647 r9:855b4800 r8:845b00ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.667405][ T32] r4:845b0080 [ 1337.667477][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.667619][ T32] r10:00000000 r9:845b0080 r8:8027ecf4 r7:eb851e60 r6:845b0100 r5:855b4800 [ 1337.667669][ T32] r4:00000001 [ 1337.667731][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.667868][ T32] Exception stack(0xeb85dfb0 to 0xeb85dff8) [ 1337.667929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.667988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.668039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.668094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.668136][ T32] r4:84564900 [ 1337.668995][ T32] INFO: task kworker/1:920:5279 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.669106][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.669344][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.669729][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.669996][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1337.670424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.670490][ T32] r4:e06cddc0 [ 1337.670536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.670644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.670695][ T32] r4:00000000 [ 1337.670742][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.670861][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.670909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.670987][ T32] r5:00001000 r4:dfd83000 [ 1337.671061][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.671191][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.671297][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.671366][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.671453][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.671524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.671616][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.671663][ T32] r4:85004e00 [ 1337.671732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.671838][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.671909][ T32] r4:00000001 [ 1337.671952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.672038][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.672102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.672157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.672208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.672289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.672365][ T32] r4:8501e100 [ 1337.672414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.672523][ T32] INFO: task kworker/1:921:5280 blocked for more than 464 seconds. [ 1337.672611][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.672661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.672702][ T32] task:kworker/1:921 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.672827][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.672908][ T32] Call trace: [ 1337.672994][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.673080][ T32] r10:829189c0 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:855b5400 [ 1337.673150][ T32] r4:855b5400 [ 1337.673222][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.673398][ T32] r5:855b5400 r4:829189bc [ 1337.673441][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.673634][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.673732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1337.673775][ T32] r4:00000000 [ 1337.673865][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.673952][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.674023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.674121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564a00 [ 1337.674171][ T32] r4:00000000 [ 1337.674225][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.674307][ T32] r9:83018205 r8:855b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1337.674402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.674484][ T32] r5:00001000 r4:eb51f000 [ 1337.674525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.674597][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.674668][ T32] r5:8556638c r4:85566000 [ 1337.674707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.674806][ T32] r7:ddde2d40 r6:83018200 r5:8556638c r4:845b0180 [ 1337.674852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.674936][ T32] r10:61c88647 r9:855b5400 r8:845b01ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.675001][ T32] r4:845b0180 [ 1337.675042][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.675126][ T32] r10:00000000 r9:845b0180 r8:8027ecf4 r7:eb85de60 r6:845b0200 r5:855b5400 [ 1337.675170][ T32] r4:00000001 [ 1337.675206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.675270][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1337.675346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.675407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.675484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.675564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.675631][ T32] r4:84564900 [ 1337.676158][ T32] INFO: task kworker/1:921:5280 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.676269][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.694547][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.694732][ T32] Call trace: [ 1337.694839][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.694965][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.695048][ T32] r4:00000000 [ 1337.695124][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.695209][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.695271][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.695328][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.695379][ T32] dd60: 800f0113 ffffffff [ 1337.695429][ T32] r5:800f0113 r4:80239bb0 [ 1337.695477][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.695565][ T32] r4:82ac11e4 [ 1337.695613][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.695699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.695753][ T32] r4:e06cddc0 [ 1337.695811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.695918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.696023][ T32] r4:00000000 [ 1337.696074][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.696163][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.696207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.704805][ T32] r5:00001000 r4:dfd83000 [ 1337.704945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.705088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.705177][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.705222][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.705324][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.705388][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.705486][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.705537][ T32] r4:85004e00 [ 1337.705579][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.705687][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.705756][ T32] r4:00000001 [ 1337.705802][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.705892][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.705964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.706045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.706123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.711684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.711864][ T32] r4:8501e100 [ 1337.711927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.711987][ T32] INFO: task kworker/1:922:5282 blocked for more than 464 seconds. [ 1337.712052][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.712096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.712143][ T32] task:kworker/1:922 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.712267][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.712381][ T32] Call trace: [ 1337.712452][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.712604][ T32] r10:829189c0 r9:eb865d84 r8:00000002 r7:60000013 r6:eb865d8c r5:855b6000 [ 1337.712655][ T32] r4:855b6000 [ 1337.712708][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.712807][ T32] r5:855b6000 r4:829189bc [ 1337.712851][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.712929][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.713013][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1337.713080][ T32] r4:00000000 [ 1337.713139][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.713233][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.713328][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.713428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564cc0 [ 1337.713523][ T32] r4:00000000 [ 1337.713574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.713660][ T32] r9:83018205 r8:855b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1337.713706][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.713802][ T32] r5:00001000 r4:eb53d000 [ 1337.713879][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.713967][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.714048][ T32] r5:8556678c r4:85566400 [ 1337.714090][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.714177][ T32] r7:ddde2d40 r6:83018200 r5:8556678c r4:845b0280 [ 1337.714226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.714335][ T32] r10:61c88647 r9:855b6000 r8:845b02ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.714405][ T32] r4:845b0280 [ 1337.714485][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.714590][ T32] r10:00000000 r9:845b0280 r8:8027ecf4 r7:eb85de60 r6:845b0300 r5:855b6000 [ 1337.714643][ T32] r4:00000001 [ 1337.714686][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.714770][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1337.714845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.714911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.714970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.715046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.715119][ T32] r4:84564a40 [ 1337.715964][ T32] INFO: task kworker/1:922:5282 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.716043][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.716162][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.729467][ T32] Call trace: [ 1337.729591][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.729746][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.729802][ T32] r4:00000000 [ 1337.729846][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.729954][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.730040][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.730170][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.730242][ T32] dd60: 800f0113 ffffffff [ 1337.730318][ T32] r5:800f0113 r4:80239bb0 [ 1337.730364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.730458][ T32] r4:82ac11e4 [ 1337.730522][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.730615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.730677][ T32] r4:e06cddc0 [ 1337.730758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.730864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.730917][ T32] r4:00000000 [ 1337.730976][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.731069][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.731117][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.731202][ T32] r5:00001000 r4:dfd83000 [ 1337.731248][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.731328][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.731409][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.731450][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.731536][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.731579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.731682][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.731761][ T32] r4:85004e00 [ 1337.731810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.731917][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.731970][ T32] r4:00000001 [ 1337.732012][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.732083][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.732152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.732215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.732271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.732331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.732380][ T32] r4:8501e100 [ 1337.732427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.732527][ T32] INFO: task kworker/1:923:5285 blocked for more than 464 seconds. [ 1337.732597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.732646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.732691][ T32] task:kworker/1:923 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.732842][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.732947][ T32] Call trace: [ 1337.733013][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.733106][ T32] r10:829189c0 r9:eb86dd84 r8:00000002 r7:60000013 r6:eb86dd8c r5:855b3000 [ 1337.733172][ T32] r4:855b3000 [ 1337.733220][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.733306][ T32] r5:855b3000 r4:829189bc [ 1337.733347][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.733427][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.733523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1337.733569][ T32] r4:00000000 [ 1337.733609][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.733713][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.733804][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.733901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84564d80 [ 1337.733965][ T32] r4:00000000 [ 1337.734013][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.734104][ T32] r9:83018205 r8:855b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.734164][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.734274][ T32] r5:00001000 r4:eb55b000 [ 1337.734376][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.734514][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.734602][ T32] r5:85566b8c r4:85566800 [ 1337.734645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.734758][ T32] r7:ddde2d40 r6:83018200 r5:85566b8c r4:845b0380 [ 1337.734811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.734902][ T32] r10:61c88647 r9:855b3000 r8:845b03ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.734948][ T32] r4:845b0380 [ 1337.735005][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.735101][ T32] r10:00000000 r9:845b0380 r8:8027ecf4 r7:eb85de60 r6:845b0400 r5:855b3000 [ 1337.735178][ T32] r4:00000001 [ 1337.735228][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.735305][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1337.735362][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.735426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.735488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.735548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.735608][ T32] r4:84564dc0 ** 2 printk messages dropped ** [ 1337.747635][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.748361][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1337.748844][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1337.749319][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.749997][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1337.750500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.751165][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.751620][ T32] r5:855ac800 r4:829189bc ** 1 printk messages dropped ** [ 1337.751766][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.752581][ T32] r9:83018005 r8:855ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1337.752902][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.753283][ T32] r10:61c88647 r9:855ac800 r8:84ffcaac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1337.753458][ T32] r10:00000000 r9:84ffca80 r8:8027ecf4 r7:dfaa5e60 r6:84ffcb00 r5:855ac800 [ 1337.753513][ T32] r4:00000001 [ 1337.753556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.753647][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1337.753707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.753775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.753879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.753947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.754048][ T32] r4:84589fc0 [ 1337.754828][ T32] INFO: task kworker/0:149:5287 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.754909][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.755023][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.755107][ T32] Call trace: [ 1337.755175][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.755271][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.755323][ T32] r4:00000000 [ 1337.755361][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.755436][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.755501][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.755558][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.755611][ T32] dd60: 800f0113 ffffffff [ 1337.755660][ T32] r5:800f0113 r4:80239bb0 [ 1337.755705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.755794][ T32] r4:82ac11e4 [ 1337.755836][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.755942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.756005][ T32] r4:e06cddc0 [ 1337.756047][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.756134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.756193][ T32] r4:00000000 [ 1337.774996][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.775265][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.775312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.775391][ T32] r5:00001000 r4:dfd83000 [ 1337.775486][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.775566][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.775637][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.775675][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.775785][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.775836][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.775917][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.775957][ T32] r4:85004e00 [ 1337.776019][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.776103][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.776168][ T32] r4:00000001 [ 1337.776210][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.784592][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.784701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.784774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.784830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.784926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.784991][ T32] r4:8501e100 [ 1337.785044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.785123][ T32] INFO: task kworker/1:924:5288 blocked for more than 464 seconds. [ 1337.785194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.785247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.785291][ T32] task:kworker/1:924 state:D stack:0 pid:5288 tgid:5288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.785407][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.785525][ T32] Call trace: [ 1337.785591][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.785696][ T32] r10:829189c0 r9:eb875d84 r8:00000002 r7:60000113 r6:eb875d8c r5:855aec00 [ 1337.785758][ T32] r4:855aec00 [ 1337.785803][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.785895][ T32] r5:855aec00 r4:829189bc [ 1337.785941][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.786025][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.786117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1337.786161][ T32] r4:00000000 [ 1337.786219][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.787144][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.787266][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.787402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542c700 [ 1337.787458][ T32] r4:00000000 [ 1337.787501][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.787591][ T32] r9:83018205 r8:855aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1337.787636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.787729][ T32] r5:00001000 r4:eb6e1000 [ 1337.787776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.787855][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.787934][ T32] r5:85567f8c r4:85567c00 [ 1337.787987][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.788085][ T32] r7:ddde2d40 r6:83018200 r5:85567f8c r4:845b0480 [ 1337.788128][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.788220][ T32] r10:61c88647 r9:855aec00 r8:845b04ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.788290][ T32] r4:845b0480 [ 1337.788348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.788440][ T32] r10:00000000 r9:845b0480 r8:8027ecf4 r7:eb85de60 r6:84ffcb80 r5:855aec00 [ 1337.788521][ T32] r4:00000001 [ 1337.788567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.788640][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1337.788730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.788801][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.788862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.788921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.788968][ T32] r4:84564f80 [ 1337.789780][ T32] INFO: task kworker/1:924:5288 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.789864][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.790005][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.790152][ T32] Call trace: [ 1337.790215][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.790330][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.790378][ T32] r4:00000000 [ 1337.790421][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.790507][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.790572][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.790662][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.790717][ T32] dd60: 800f0113 ffffffff [ 1337.790778][ T32] r5:800f0113 r4:80239bb0 [ 1337.790821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.790904][ T32] r4:82ac11e4 [ 1337.790951][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.791035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.791080][ T32] r4:e06cddc0 [ 1337.791121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.791203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.791252][ T32] r4:00000000 [ 1337.791312][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.791405][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.791452][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.791538][ T32] r5:00001000 r4:dfd83000 [ 1337.791580][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.791657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.791743][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.791789][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.791897][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.791948][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.792069][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.792125][ T32] r4:85004e00 [ 1337.792169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.792270][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.792328][ T32] r4:00000001 [ 1337.792371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.792442][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.792532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.792597][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.792649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.792701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.792749][ T32] r4:8501e100 [ 1337.792793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.792847][ T32] INFO: task kworker/1:925:5289 blocked for more than 464 seconds. [ 1337.792913][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.792992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.793051][ T32] task:kworker/1:925 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.793139][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.793238][ T32] Call trace: [ 1337.793307][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.793398][ T32] r10:829189c0 r9:eb879d84 r8:00000002 r7:60000013 r6:eb879d8c r5:855ae000 [ 1337.793445][ T32] r4:855ae000 [ 1337.793488][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.793569][ T32] r5:855ae000 r4:829189bc [ 1337.793612][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.793692][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.793790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1337.793839][ T32] r4:00000000 [ 1337.793877][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.793954][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.794056][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.794173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542c000 [ 1337.794253][ T32] r4:00000000 [ 1337.794296][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.794377][ T32] r9:83018205 r8:855ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1337.794423][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.794506][ T32] r5:00001000 r4:eb5a3000 [ 1337.794548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.794624][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.794701][ T32] r5:8556738c r4:85567000 [ 1337.794749][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.794833][ T32] r7:ddde2d40 r6:83018200 r5:8556738c r4:845b0500 [ 1337.794924][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.795021][ T32] r10:61c88647 r9:855ae000 r8:845b052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.795065][ T32] r4:845b0500 [ 1337.795106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.795190][ T32] r10:00000000 r9:845b0500 r8:8027ecf4 r7:eb875e60 r6:84ffcc00 r5:855ae000 [ 1337.795237][ T32] r4:00000001 [ 1337.795276][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.795386][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1337.795505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.795587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.795647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.795706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.795776][ T32] r4:84573d40 [ 1337.812837][ T32] INFO: task kworker/1:925:5289 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.813063][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.813222][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.813343][ T32] Call trace: [ 1337.813410][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.813521][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.813568][ T32] r4:00000000 [ 1337.813639][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.813758][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.813826][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.813887][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.813937][ T32] dd60: 800f0113 ffffffff [ 1337.813986][ T32] r5:800f0113 r4:80239bb0 [ 1337.814028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.814112][ T32] r4:82ac11e4 [ 1337.814174][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.814279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.814327][ T32] r4:e06cddc0 [ 1337.814372][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.814453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.814516][ T32] r4:00000000 [ 1337.814567][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.814667][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.814718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.814824][ T32] r5:00001000 r4:dfd83000 [ 1337.814874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.814971][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.815064][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.815110][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.815195][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.815237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.815324][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.815368][ T32] r4:85004e00 [ 1337.815427][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.815552][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.815607][ T32] r4:00000001 [ 1337.815665][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.815754][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.815817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.815902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.815965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.816027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.816074][ T32] r4:8501e100 [ 1337.816123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.816190][ T32] INFO: task kworker/1:926:5292 blocked for more than 464 seconds. [ 1337.824437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.824663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.824716][ T32] task:kworker/1:926 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.824850][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.825003][ T32] Call trace: [ 1337.825138][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.825261][ T32] r10:829189c0 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:84e72400 [ 1337.825312][ T32] r4:84e72400 [ 1337.825380][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.825474][ T32] r5:84e72400 r4:829189bc [ 1337.825538][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.825638][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.825768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1337.825820][ T32] r4:00000000 [ 1337.825878][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.825962][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.826042][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.826126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542c1c0 [ 1337.826174][ T32] r4:00000000 [ 1337.826236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.835486][ T32] r9:83018205 r8:84e72400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.835580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.835736][ T32] r5:00001000 r4:eb5c5000 [ 1337.835801][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.835888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.835972][ T32] r5:8556778c r4:85567400 [ 1337.836033][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.836140][ T32] r7:ddde2d40 r6:83018200 r5:8556778c r4:845b0580 [ 1337.836204][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.837416][ T32] r10:61c88647 r9:84e72400 r8:845b05ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.837480][ T32] r4:845b0580 [ 1337.837524][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.837639][ T32] r10:00000000 r9:845b0580 r8:8027ecf4 r7:eb875e60 r6:84ffcc80 r5:84e72400 [ 1337.837684][ T32] r4:00000001 [ 1337.837733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.837859][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1337.837927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.837987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.838040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.838138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.838195][ T32] r4:8542c180 [ 1337.839050][ T32] INFO: task kworker/1:926:5292 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.839143][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.839280][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.839375][ T32] Call trace: [ 1337.839441][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.839569][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.839624][ T32] r4:00000000 [ 1337.839668][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.839761][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.839826][ T32] dd20: 8117d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.839979][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.840045][ T32] dd60: 800f0113 ffffffff [ 1337.840111][ T32] r5:800f0113 r4:80239bb0 [ 1337.840163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.840252][ T32] r4:82ac11e4 [ 1337.840296][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.840397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.840450][ T32] r4:e06cddc0 [ 1337.840537][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.840650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.840727][ T32] r4:00000000 [ 1337.840779][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.840869][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.840914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.841000][ T32] r5:00001000 r4:dfd83000 [ 1337.841045][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.841122][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.841200][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.841243][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.841330][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.841374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.841486][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.841539][ T32] r4:85004e00 [ 1337.841580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.841669][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.841739][ T32] r4:00000001 [ 1337.841796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.841886][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.841952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.842041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.842103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.842163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.842217][ T32] r4:8501e100 [ 1337.842268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.842344][ T32] INFO: task kworker/1:927:5293 blocked for more than 464 seconds. [ 1337.842418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.842489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.842547][ T32] task:kworker/1:927 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.842643][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.842757][ T32] Call trace: [ 1337.842823][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.842913][ T32] r10:829189c0 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:84e73000 [ 1337.842978][ T32] r4:84e73000 [ 1337.843027][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.843110][ T32] r5:84e73000 r4:829189bc [ 1337.843153][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.843263][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.843377][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1337.843444][ T32] r4:00000000 [ 1337.843499][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.843590][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.843670][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.843765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542c640 [ 1337.843811][ T32] r4:00000000 [ 1337.843865][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.843971][ T32] r9:83018205 r8:84e73000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1337.844023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.844104][ T32] r5:00001000 r4:eb6d5000 [ 1337.844161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.844244][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.844323][ T32] r5:85567b8c r4:85567800 [ 1337.844363][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.844465][ T32] r7:ddde2d40 r6:83018200 r5:85567b8c r4:845b0600 [ 1337.844564][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.844704][ T32] r10:61c88647 r9:84e73000 r8:845b062c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.844773][ T32] r4:845b0600 [ 1337.844815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.844900][ T32] r10:00000000 r9:845b0600 r8:8027ecf4 r7:eb875e60 r6:84ffcd00 r5:84e73000 [ 1337.844945][ T32] r4:00000001 [ 1337.844986][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.845054][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1337.845160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.845249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.845371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.845459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.845546][ T32] r4:8542c340 [ 1337.846087][ T32] INFO: task kworker/1:927:5293 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.846218][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.868403][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.868885][ T32] Call trace: [ 1337.868995][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.869115][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.869168][ T32] r4:00000000 [ 1337.869246][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.869333][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.869396][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.869454][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.869504][ T32] dd60: 800f0113 ffffffff [ 1337.869562][ T32] r5:800f0113 r4:80239bb0 [ 1337.869618][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.869733][ T32] r4:82ac11e4 [ 1337.869785][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.869909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.869963][ T32] r4:e06cddc0 [ 1337.870023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.870115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.870161][ T32] r4:00000000 [ 1337.870234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.870436][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.870497][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.870583][ T32] r5:00001000 r4:dfd83000 [ 1337.870627][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.870734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.870824][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.870872][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.871320][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.871457][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.871560][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.871643][ T32] r4:85004e00 [ 1337.871695][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.871793][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.871956][ T32] r4:00000001 [ 1337.872012][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.872085][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.872141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.872198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.872288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.872359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.872515][ T32] r4:8501e100 [ 1337.872574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.872731][ T32] INFO: task kworker/0:150:5295 blocked for more than 464 seconds. [ 1337.872923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.873028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.873141][ T32] task:kworker/0:150 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.873454][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.873702][ T32] Call trace: [ 1337.874539][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.874639][ T32] r10:829189c0 r9:eb881d84 r8:00000002 r7:60000113 r6:eb881d8c r5:84c40000 [ 1337.874690][ T32] r4:84c40000 [ 1337.874742][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.874864][ T32] r5:84c40000 r4:829189bc [ 1337.874915][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.875181][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.875289][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 [ 1337.875341][ T32] r4:00000000 [ 1337.875399][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.875491][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.875568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.876046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523d1c0 [ 1337.876162][ T32] r4:00000000 [ 1337.876285][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.888178][ T32] r9:83018005 r8:84c40000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.888276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.888413][ T32] r5:00001000 r4:eb6c7000 [ 1337.888465][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.888625][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.888822][ T32] r5:854d6f8c r4:854d6c00 [ 1337.888879][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.889005][ T32] r7:dddced40 r6:83018000 r5:854d6f8c r4:84ffcd80 [ 1337.889128][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.889236][ T32] r10:61c88647 r9:84c40000 r8:84ffcdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.889285][ T32] r4:84ffcd80 [ 1337.889371][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.889470][ T32] r10:00000000 r9:84ffcd80 r8:8027ecf4 r7:dfaa5e60 r6:84ffce00 r5:84c40000 [ 1337.889519][ T32] r4:00000001 [ 1337.889660][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.889750][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 1337.889869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.889978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.890184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.890254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.890416][ T32] r4:84589d80 [ 1337.891268][ T32] INFO: task kworker/0:150:5295 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.891351][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.891778][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.892168][ T32] Call trace: [ 1337.892329][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.892433][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.892510][ T32] r4:00000000 [ 1337.892557][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.892732][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.892847][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.892927][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.893160][ T32] dd60: 800f0113 ffffffff [ 1337.893222][ T32] r5:800f0113 r4:80239bb0 [ 1337.893270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.893539][ T32] r4:82ac11e4 [ 1337.893680][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.893781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.893826][ T32] r4:e06cddc0 [ 1337.893866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.894030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.894098][ T32] r4:00000000 [ 1337.894337][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.894460][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.894515][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.894592][ T32] r5:00001000 r4:dfd83000 [ 1337.894632][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.894870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.894973][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.895018][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.895382][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.895441][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.895601][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.895656][ T32] r4:85004e00 [ 1337.895735][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.896111][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.896305][ T32] r4:00000001 [ 1337.920281][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.920544][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.920624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.920684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.920749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.920905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.920968][ T32] r4:8501e100 [ 1337.921049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.921146][ T32] INFO: task kworker/0:151:5297 blocked for more than 464 seconds. [ 1337.921217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.921269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.921316][ T32] task:kworker/0:151 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.921475][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.921590][ T32] Call trace: [ 1337.921662][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.921771][ T32] r10:829189c0 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:84c40c00 [ 1337.921839][ T32] r4:84c40c00 [ 1337.921889][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.921997][ T32] r5:84c40c00 r4:829189bc [ 1337.922059][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.922143][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.922260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1337.922314][ T32] r4:00000000 [ 1337.922375][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.922481][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.922572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.922659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523d000 [ 1337.922706][ T32] r4:00000000 [ 1337.922805][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.922915][ T32] r9:83018005 r8:84c40c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1337.922978][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.923223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1337.923927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.925497][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.926177][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1337.936009][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.937355][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1337.937825][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1337.938273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.939212][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.939585][ T32] r5:84c41800 r4:829189bc [ 1337.939639][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.940119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1337.940908][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.941604][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.943286][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 5 printk messages dropped ** [ 1337.943684][ T32] dd60: 800f0113 ffffffff [ 1337.943764][ T32] r5:800f0113 r4:80239bb0 [ 1337.943817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.943916][ T32] r4:82ac11e4 [ 1337.943987][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.944072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.944120][ T32] r4:e06cddc0 [ 1337.944180][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.944265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.944350][ T32] r4:00000000 [ 1337.944418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.944532][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.944581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.944696][ T32] r5:00001000 r4:dfd83000 [ 1337.944758][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.944840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.944918][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.944964][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.945110][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.945186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.945300][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.945347][ T32] r4:85004e00 [ 1337.945385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.945468][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.945532][ T32] r4:00000001 [ 1337.945574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.945639][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.945707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.945820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.945877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.945948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.946022][ T32] r4:8501e100 [ 1337.946106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.946180][ T32] INFO: task kworker/0:153:5302 blocked for more than 464 seconds. [ 1337.963177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.963381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.963435][ T32] task:kworker/0:153 state:D stack:0 pid:5302 tgid:5302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.963554][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.963698][ T32] Call trace: [ 1337.963779][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.963888][ T32] r10:829189c0 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:84c42400 [ 1337.963938][ T32] r4:84c42400 [ 1337.963979][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.964058][ T32] r5:84c42400 r4:829189bc [ 1337.964099][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.964176][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.964260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1337.964303][ T32] r4:00000000 [ 1337.964339][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.964427][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.964552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.964642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85255300 [ 1337.964734][ T32] r4:00000000 [ 1337.964781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.964868][ T32] r9:83018005 r8:84c42400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.964926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.965009][ T32] r5:00001000 r4:eb693000 [ 1337.965051][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.965156][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.965254][ T32] r5:854d778c r4:854d7400 [ 1337.965298][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.965384][ T32] r7:dddced40 r6:83018000 r5:854d778c r4:8524a000 [ 1337.965426][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.965533][ T32] r10:61c88647 r9:84c42400 r8:8524a02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.965598][ T32] r4:8524a000 [ 1337.965642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.965740][ T32] r10:00000000 r9:8524a000 r8:8027ecf4 r7:eb889e60 r6:8524a080 r5:84c42400 [ 1337.965802][ T32] r4:00000001 [ 1337.965858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.965931][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1337.965984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.966039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.966092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.966150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.966193][ T32] r4:8523d180 [ 1337.975401][ T32] INFO: task kworker/0:153:5302 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1337.975620][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.975842][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.975964][ T32] Call trace: [ 1337.976031][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.976144][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1337.976193][ T32] r4:00000000 [ 1337.984759][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.985030][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1337.985106][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1337.985171][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1337.985231][ T32] dd60: 800f0113 ffffffff [ 1337.985283][ T32] r5:800f0113 r4:80239bb0 [ 1337.985328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.985475][ T32] r4:82ac11e4 [ 1337.985564][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.985664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1337.985734][ T32] r4:e06cddc0 [ 1337.985816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.985910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1337.985977][ T32] r4:00000000 [ 1337.986035][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.986137][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1337.986256][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.987149][ T32] r5:00001000 r4:dfd83000 [ 1337.987212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.987318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.987424][ T32] r5:84ff7f8c r4:84ff7c00 [ 1337.987473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.987560][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1337.987601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.987683][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.987735][ T32] r4:85004e00 [ 1337.987796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.987893][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1337.987940][ T32] r4:00000001 [ 1337.987981][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.988049][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1337.988100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.988153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.988204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.988256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.988335][ T32] r4:8501e100 [ 1337.988439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.988538][ T32] INFO: task kworker/1:928:5304 blocked for more than 464 seconds. [ 1337.988608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.988699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.988763][ T32] task:kworker/1:928 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.988881][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.988976][ T32] Call trace: [ 1337.989095][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.989209][ T32] r10:829189c0 r9:eb895d84 r8:00000002 r7:60000013 r6:eb895d8c r5:84c43000 [ 1337.989297][ T32] r4:84c43000 [ 1337.989369][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.989479][ T32] r5:84c43000 r4:829189bc [ 1337.989532][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.989612][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.989728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1337.989786][ T32] r4:00000000 [ 1337.989881][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.989980][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.990084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.990203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542c880 ** 2 printk messages dropped ** [ 1337.990431][ T32] r9:83018205 r8:84c43000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 8 printk messages dropped ** [ 1337.990985][ T32] r10:61c88647 r9:84c43000 r8:845b06ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1337.991561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.993032][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1337.993791][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1337.994128][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1337.994837][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1337.995690][ T32] INFO: task kworker/1:929:5306 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1337.995962][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.996075][ T32] Call trace: [ 1337.996269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.013090][ T32] r10:829189c0 r9:eb89dd84 r8:00000002 r7:60000113 r6:eb89dd8c r5:84c44800 [ 1338.013172][ T32] r4:84c44800 [ 1338.013218][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.013395][ T32] r5:84c44800 r4:829189bc [ 1338.013452][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.013533][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.013620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1338.013664][ T32] r4:00000000 [ 1338.013705][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.013794][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.013884][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.013970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542cd40 [ 1338.014013][ T32] r4:00000000 [ 1338.014053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.014136][ T32] r9:83018205 r8:84c44800 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1338.014194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.014279][ T32] r5:00001000 r4:dfff5000 [ 1338.014336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.014415][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.014537][ T32] r5:8556938c r4:85569000 [ 1338.014593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.014688][ T32] r7:ddde2d40 r6:83018200 r5:8556938c r4:845b0700 [ 1338.014758][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.014875][ T32] r10:61c88647 r9:84c44800 r8:845b072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.014965][ T32] r4:845b0700 [ 1338.015007][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.015095][ T32] r10:00000000 r9:845b0700 r8:8027ecf4 r7:eb895e60 r6:8524a180 r5:84c44800 [ 1338.015138][ T32] r4:00000001 [ 1338.015177][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.015245][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1338.015301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.015357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.015408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.015483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.015621][ T32] r4:8542c800 [ 1338.024739][ T32] INFO: task kworker/1:929:5306 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.024988][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.025137][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.025274][ T32] Call trace: [ 1338.025341][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.025448][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.025498][ T32] r4:00000000 [ 1338.025621][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.025706][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.025775][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.025833][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1338.034776][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1338.035219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.036106][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1338.045325][ T32] INFO: task kworker/1:930:5308 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.046226][ T32] r5:84c43c00 r4:829189bc [ 1338.046322][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.047454][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.048083][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1338.048921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.050525][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.051218][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1338.051871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 11 printk messages dropped ** [ 1338.052831][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1338.053478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.054580][ T32] r10:829189c0 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:85588c00 ** 2 printk messages dropped ** [ 1338.054784][ T32] r5:85588c00 r4:829189bc ** 5 printk messages dropped ** [ 1338.055267][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.055922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.073716][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.073898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.073985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.074114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.074182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.074230][ T32] r4:8542c900 [ 1338.075075][ T32] INFO: task kworker/1:931:5309 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.075178][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.075339][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.075441][ T32] Call trace: [ 1338.075551][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.075654][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.075705][ T32] r4:00000000 [ 1338.075768][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.075919][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.075988][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.076051][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.076120][ T32] dd60: 800f0113 ffffffff [ 1338.076176][ T32] r5:800f0113 r4:80239bb0 [ 1338.076220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.084633][ T32] r4:82ac11e4 [ 1338.084799][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.084918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.084966][ T32] r4:e06cddc0 [ 1338.085023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.085135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.085210][ T32] r4:00000000 [ 1338.085279][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.085396][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.085450][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.085536][ T32] r5:00001000 r4:dfd83000 [ 1338.085576][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.085656][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.085741][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.085785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.085904][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.086008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.086102][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.086147][ T32] r4:85004e00 [ 1338.086187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.094244][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.094322][ T32] r4:00000001 [ 1338.094425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.094535][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.094590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.094643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.094773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.094854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.094965][ T32] r4:8501e100 [ 1338.095045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.095178][ T32] INFO: task kworker/1:932:5313 blocked for more than 464 seconds. [ 1338.095265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.095404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.095468][ T32] task:kworker/1:932 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.095617][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.095731][ T32] Call trace: [ 1338.095841][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.095944][ T32] r10:829189c0 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:85589800 [ 1338.095992][ T32] r4:85589800 [ 1338.096035][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.096116][ T32] r5:85589800 r4:829189bc [ 1338.096159][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.096308][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.104591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1338.104708][ T32] r4:00000000 [ 1338.104764][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.104873][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.104950][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.105066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542cc80 [ 1338.105179][ T32] r4:00000000 [ 1338.105223][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.105309][ T32] r9:83018205 r8:85589800 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1338.105351][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.105466][ T32] r5:00001000 r4:dfa71000 [ 1338.105525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.105600][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.105676][ T32] r5:85568f8c r4:85568c00 [ 1338.105715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.105832][ T32] r7:ddde2d40 r6:83018200 r5:85568f8c r4:845b0900 [ 1338.105888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.106008][ T32] r10:61c88647 r9:85589800 r8:845b092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.106058][ T32] r4:845b0900 [ 1338.106098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.106182][ T32] r10:00000000 r9:845b0900 r8:8027ecf4 r7:eb89de60 r6:845b0980 r5:85589800 [ 1338.106225][ T32] r4:00000001 [ 1338.107053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.107184][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1338.107247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.107309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.107364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.108622][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.109325][ T32] r5:800f0113 r4:80239bb0 ** 5 printk messages dropped ** [ 1338.109668][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.110298][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.110958][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1338.111309][ T32] INFO: task kworker/1:933:5315 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.111884][ T32] r5:8558a400 r4:829189bc [ 1338.111919][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.112278][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.112812][ T32] r5:8556978c r4:85569400 ** 4 printk messages dropped ** [ 1338.113149][ T32] r4:845b0a00 ** 5 printk messages dropped ** [ 1338.113438][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.114563][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.114958][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1338.115450][ T32] r4:e06cddc0 [ 1338.115569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.115662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.115712][ T32] r4:00000000 [ 1338.115761][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.115929][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.115989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.116077][ T32] r5:00001000 r4:dfd83000 [ 1338.116310][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.133320][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.133529][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.133575][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.133661][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.133701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.133796][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.133840][ T32] r4:85004e00 [ 1338.133879][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.133964][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.134006][ T32] r4:00000001 [ 1338.134044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.134112][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.134189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.134251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.134305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.134364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.134412][ T32] r4:8501e100 [ 1338.134462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.134520][ T32] INFO: task kworker/1:934:5317 blocked for more than 464 seconds. [ 1338.134582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.134627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.134685][ T32] task:kworker/1:934 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.134829][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.134943][ T32] Call trace: [ 1338.135009][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.135104][ T32] r10:829189c0 r9:eb7add84 r8:00000002 r7:60000013 r6:eb7add8c r5:8558b000 [ 1338.135147][ T32] r4:8558b000 [ 1338.135186][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.135263][ T32] r5:8558b000 r4:829189bc [ 1338.135303][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.135375][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.135459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1338.135505][ T32] r4:00000000 [ 1338.135543][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.135614][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.135688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.135775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854232c0 [ 1338.135818][ T32] r4:00000000 [ 1338.135872][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.135960][ T32] r9:83018205 r8:8558b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.136022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.136115][ T32] r5:00001000 r4:eaf13000 [ 1338.136158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.136271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.144055][ T32] r5:8556a78c r4:8556a400 [ 1338.144132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.144258][ T32] r7:ddde2d40 r6:83018200 r5:8556a78c r4:845b0b00 [ 1338.144306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.144399][ T32] r10:61c88647 r9:8558b000 r8:845b0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.144445][ T32] r4:845b0b00 [ 1338.144523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.144620][ T32] r10:00000000 r9:845b0b00 r8:8027ecf4 r7:eb8ade60 r6:845b0b80 r5:8558b000 [ 1338.144702][ T32] r4:00000001 [ 1338.144761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.144838][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1338.144913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.144986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.145067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.145135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.145183][ T32] r4:8542cf40 [ 1338.146030][ T32] INFO: task kworker/1:934:5317 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.146128][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.153838][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.153982][ T32] Call trace: [ 1338.154048][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.154152][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.154198][ T32] r4:00000000 [ 1338.154237][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.154309][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.154385][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.154462][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.154515][ T32] dd60: 800f0113 ffffffff [ 1338.154563][ T32] r5:800f0113 r4:80239bb0 [ 1338.154605][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.154686][ T32] r4:82ac11e4 [ 1338.154737][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.154819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.154861][ T32] r4:e06cddc0 [ 1338.154900][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.154979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.155022][ T32] r4:00000000 [ 1338.155059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.155139][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.155181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.155256][ T32] r5:00001000 r4:dfd83000 [ 1338.155377][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.155463][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.155559][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.155605][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.155687][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.155764][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.155860][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.155910][ T32] r4:85004e00 [ 1338.155951][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.156037][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.156080][ T32] r4:00000001 [ 1338.156159][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.163671][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.163888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.163952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.164009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.164073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.164124][ T32] r4:8501e100 [ 1338.164176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.164258][ T32] INFO: task kworker/1:935:5319 blocked for more than 464 seconds. [ 1338.164334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.164388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.164434][ T32] task:kworker/1:935 state:D stack:0 pid:5319 tgid:5319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.164589][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.164764][ T32] Call trace: [ 1338.164840][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.164957][ T32] r10:829189c0 r9:eb8b5d84 r8:00000002 r7:60000013 r6:eb8b5d8c r5:8558bc00 ** 2 printk messages dropped ** [ 1338.165133][ T32] r5:8558bc00 r4:829189bc [ 1338.165175][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.165249][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.165513][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.166046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.174346][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.174602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.176196][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1338.177655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1338.178048][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.178871][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1338.179233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.179292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.179339][ T32] r4:8501e100 [ 1338.179386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.179444][ T32] INFO: task kworker/1:936:5320 blocked for more than 464 seconds. [ 1338.179511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.179564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.179607][ T32] task:kworker/1:936 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.179707][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.179801][ T32] Call trace: [ 1338.179864][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.179949][ T32] r10:829189c0 r9:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:8558c800 [ 1338.179994][ T32] r4:8558c800 [ 1338.180032][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.180111][ T32] r5:8558c800 r4:829189bc [ 1338.180151][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.180228][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.180316][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1338.180359][ T32] r4:00000000 [ 1338.180397][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.180470][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.180579][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.180659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423000 [ 1338.180704][ T32] r4:00000000 [ 1338.180754][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.180838][ T32] r9:83018205 r8:8558c800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1338.180879][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.180955][ T32] r5:00001000 r4:eac77000 [ 1338.181019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.181107][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.181186][ T32] r5:85569f8c r4:85569c00 [ 1338.181228][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.181310][ T32] r7:ddde2d40 r6:83018200 r5:85569f8c r4:845b0d00 [ 1338.181351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.181438][ T32] r10:61c88647 r9:8558c800 r8:845b0d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.181484][ T32] r4:845b0d00 [ 1338.181525][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.181609][ T32] r10:00000000 r9:845b0d00 r8:8027ecf4 r7:eb7ade60 r6:845b0d80 r5:8558c800 [ 1338.181651][ T32] r4:00000001 [ 1338.181691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.181777][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1338.181830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.181889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.181943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.181998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.182046][ T32] r4:85423100 [ 1338.182883][ T32] INFO: task kworker/1:936:5320 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.182949][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.183053][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.183156][ T32] Call trace: [ 1338.183214][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.183305][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.183347][ T32] r4:00000000 [ 1338.183384][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.183482][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.183545][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.183598][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.183642][ T32] dd60: 800f0113 ffffffff [ 1338.183685][ T32] r5:800f0113 r4:80239bb0 [ 1338.183729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.183808][ T32] r4:82ac11e4 [ 1338.183854][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.183939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.183985][ T32] r4:e06cddc0 [ 1338.184023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.184111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.184156][ T32] r4:00000000 [ 1338.184194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.184272][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.184320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.184394][ T32] r5:00001000 r4:dfd83000 [ 1338.184431][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.184539][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.184615][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.184654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.184742][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.184782][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.185076][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.185429][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1338.185651][ T32] task:kworker/1:937 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1338.185858][ T32] Call trace: [ 1338.185921][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.186012][ T32] r10:829189c0 r9:eb8b9d84 r8:00000002 r7:60000113 r6:eb8b9d8c r5:8558d400 [ 1338.186063][ T32] r4:8558d400 [ 1338.186105][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.186206][ T32] r5:8558d400 r4:829189bc [ 1338.206161][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.206936][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.207065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1338.207111][ T32] r4:00000000 [ 1338.207151][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.207224][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.207299][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.207378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423200 [ 1338.207422][ T32] r4:00000000 [ 1338.207484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.207576][ T32] r9:83018205 r8:8558d400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.207619][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.207698][ T32] r5:00001000 r4:ead35000 [ 1338.207774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.207887][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.208068][ T32] r5:8556a38c r4:8556a000 [ 1338.208115][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.208285][ T32] r7:ddde2d40 r6:83018200 r5:8556a38c r4:845b0e00 [ 1338.208339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.208432][ T32] r10:61c88647 r9:8558d400 r8:845b0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.208516][ T32] r4:845b0e00 [ 1338.208563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.208659][ T32] r10:00000000 r9:845b0e00 r8:8027ecf4 r7:eb7ade60 r6:845b0e80 r5:8558d400 [ 1338.208708][ T32] r4:00000001 [ 1338.208761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.208840][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) [ 1338.208900][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.209009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.210566][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.210872][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1338.211234][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1338.211507][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1338.212067][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.212110][ T32] r4:85004e00 [ 1338.212146][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.212228][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.212270][ T32] r4:00000001 [ 1338.212308][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.212372][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.212421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.212474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.212564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.212628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.212673][ T32] r4:8501e100 [ 1338.212733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.212791][ T32] INFO: task kworker/1:938:5324 blocked for more than 464 seconds. [ 1338.212853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.212899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.212947][ T32] task:kworker/1:938 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.213063][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.213145][ T32] Call trace: [ 1338.213230][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.213335][ T32] r10:829189c0 r9:eb8bdd84 r8:00000002 r7:60000013 r6:eb8bdd8c r5:8558e000 [ 1338.213388][ T32] r4:8558e000 [ 1338.213428][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.213514][ T32] r5:8558e000 r4:829189bc [ 1338.213557][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.213640][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.213742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1338.213792][ T32] r4:00000000 [ 1338.213836][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.213916][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.213993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.214088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423540 [ 1338.214138][ T32] r4:00000000 [ 1338.214178][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.214262][ T32] r9:83018205 r8:8558e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1338.214484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.215059][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.215367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.231080][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.231288][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.231362][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.231409][ T32] dd60: 800f0113 ffffffff [ 1338.231455][ T32] r5:800f0113 r4:80239bb0 [ 1338.231495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.231577][ T32] r4:82ac11e4 [ 1338.231616][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.231728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.231778][ T32] r4:e06cddc0 [ 1338.231818][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.231898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.231943][ T32] r4:00000000 [ 1338.231985][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.232073][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.232118][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.232198][ T32] r5:00001000 r4:dfd83000 [ 1338.232236][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.232310][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.232384][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.232424][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.232544][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.232588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.232717][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.232783][ T32] r4:85004e00 [ 1338.232826][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.232941][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.232991][ T32] r4:00000001 [ 1338.233029][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.233096][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 1 printk messages dropped ** [ 1338.233199][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.233705][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.234237][ T32] r5:85588000 r4:829189bc [ 1338.234276][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.234378][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.234515][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.234825][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.235215][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.235884][ T32] r10:00000000 r9:8524e000 r8:8027ecf4 r7:eb8bde60 r6:8524e080 r5:85588000 ** 7 printk messages dropped ** [ 1338.248541][ T32] r4:85423640 ** 3 printk messages dropped ** [ 1338.249800][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.250009][ T32] r4:00000000 [ 1338.250063][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.250139][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.250197][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.250253][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.250328][ T32] dd60: 800f0113 ffffffff [ 1338.250373][ T32] r5:800f0113 r4:80239bb0 [ 1338.250412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.250497][ T32] r4:82ac11e4 [ 1338.250544][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.250623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.250669][ T32] r4:e06cddc0 [ 1338.250709][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.250796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.250838][ T32] r4:00000000 [ 1338.250876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.250955][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.250996][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.251092][ T32] r5:00001000 r4:dfd83000 [ 1338.251138][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.251216][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.251292][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.251332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.251414][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.251471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.251563][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.251606][ T32] r4:85004e00 [ 1338.251644][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.251733][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.251779][ T32] r4:00000001 [ 1338.251816][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.251882][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.251965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.252042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.252097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.252154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.252198][ T32] r4:8501e100 [ 1338.252241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.252295][ T32] INFO: task kworker/1:940:5327 blocked for more than 464 seconds. [ 1338.252357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.252403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.252467][ T32] task:kworker/1:940 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.252590][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.252664][ T32] Call trace: [ 1338.252732][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.252819][ T32] r10:829189c0 r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:85590000 [ 1338.252863][ T32] r4:85590000 [ 1338.252910][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.252990][ T32] r5:85590000 r4:829189bc [ 1338.253029][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.253111][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.253214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1338.253271][ T32] r4:00000000 [ 1338.253310][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.253383][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.253451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.253533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423a40 [ 1338.253576][ T32] r4:00000000 [ 1338.253624][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.253751][ T32] r9:83018205 r8:85590000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.253800][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.253875][ T32] r5:00001000 r4:eb229000 [ 1338.253913][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.253986][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.254062][ T32] r5:8556bb8c r4:8556b800 [ 1338.254100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.254179][ T32] r7:ddde2d40 r6:83018200 r5:8556bb8c r4:8524e100 [ 1338.254219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.254334][ T32] r10:61c88647 r9:85590000 r8:8524e12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.254382][ T32] r4:8524e100 [ 1338.254420][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.254505][ T32] r10:00000000 r9:8524e100 r8:8027ecf4 r7:eb8c5e60 r6:8524e180 r5:85590000 [ 1338.254548][ T32] r4:00000001 [ 1338.254585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.254648][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1338.254700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.254762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.254812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.254866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1338.255508][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.256168][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1338.275352][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1338.275661][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1338.276164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.278033][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.278549][ T32] task:kworker/1:941 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.279379][ T32] r5:855c0c00 r4:829189bc [ 1338.279423][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.279507][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.279601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1338.279648][ T32] r4:00000000 [ 1338.279689][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.279776][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.279858][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.279936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854239c0 [ 1338.279978][ T32] r4:00000000 [ 1338.280029][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.280110][ T32] r9:83018205 r8:855c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1338.280164][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.280255][ T32] r5:00001000 r4:eb095000 [ 1338.280303][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.280385][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.280464][ T32] r5:8556b38c r4:8556b000 [ 1338.280544][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.280631][ T32] r7:ddde2d40 r6:83018200 r5:8556b38c r4:8524e200 [ 1338.280685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.280806][ T32] r10:61c88647 r9:855c0c00 r8:8524e22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.280872][ T32] r4:8524e200 [ 1338.280920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.281007][ T32] r10:00000000 r9:8524e200 r8:8027ecf4 r7:eb8c1e60 r6:8524a280 r5:855c0c00 [ 1338.281078][ T32] r4:00000001 [ 1338.281123][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.281207][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1338.281339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.281409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.281471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.281535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.281583][ T32] r4:85423980 [ 1338.282418][ T32] INFO: task kworker/1:941:5329 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.282504][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.282633][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.282759][ T32] Call trace: [ 1338.282824][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.282920][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.282969][ T32] r4:00000000 [ 1338.283009][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.283086][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.283145][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.283203][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.283250][ T32] dd60: 800f0113 ffffffff [ 1338.283297][ T32] r5:800f0113 r4:80239bb0 [ 1338.283338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.283416][ T32] r4:82ac11e4 [ 1338.283561][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.283668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.283715][ T32] r4:e06cddc0 [ 1338.283771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.283856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.283903][ T32] r4:00000000 [ 1338.283979][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.284074][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.284121][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.284205][ T32] r5:00001000 r4:dfd83000 [ 1338.284247][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.284326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.284406][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.284500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.285050][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1338.285453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1338.285966][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.298853][ T32] r5:855c3000 r4:829189bc [ 1338.298940][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.299369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.299934][ T32] r5:00001000 r4:eb1ff000 ** 5 printk messages dropped ** [ 1338.300299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.300889][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.302212][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.302845][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1338.303198][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1338.303556][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1338.304235][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1338.304913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.305453][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.305881][ T32] r5:855c0000 r4:829189bc [ 1338.305918][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.325298][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.326063][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.328265][ T32] r4:8524e300 ** 4 printk messages dropped ** [ 1338.328613][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) ** 4 printk messages dropped ** [ 1338.328927][ T32] r4:85423c80 ** 5 printk messages dropped ** [ 1338.330489][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1338.331205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 2 printk messages dropped ** [ 1338.331439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.331488][ T32] r4:00000000 [ 1338.331527][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.331607][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.331681][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.331771][ T32] r5:00001000 r4:dfd83000 [ 1338.331810][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.331882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.331953][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.332094][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.332212][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.332258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.332341][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.332439][ T32] r4:85004e00 [ 1338.332508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.332596][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.332661][ T32] r4:00000001 [ 1338.332703][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.332776][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.332826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.332879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.332929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.332982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.333023][ T32] r4:8501e100 [ 1338.333064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.333118][ T32] INFO: task kworker/1:944:5337 blocked for more than 464 seconds. [ 1338.333178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.333222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.333260][ T32] task:kworker/1:944 state:D stack:0 pid:5337 tgid:5337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.333343][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.333450][ T32] Call trace: [ 1338.333515][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.333598][ T32] r10:829189c0 r9:eb8e5d84 r8:00000002 r7:60000013 r6:eb8e5d8c r5:855c4800 [ 1338.333692][ T32] r4:855c4800 [ 1338.333743][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.333885][ T32] r5:855c4800 r4:829189bc [ 1338.333930][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.334003][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.334086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1338.334195][ T32] r4:00000000 [ 1338.334236][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.334310][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.334378][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.334455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423e40 [ 1338.334499][ T32] r4:00000000 [ 1338.334537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.334614][ T32] r9:83018205 r8:855c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1338.334700][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.334787][ T32] r5:00001000 r4:eb24f000 [ 1338.334825][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.334896][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.334967][ T32] r5:8556bf8c r4:8556bc00 [ 1338.335005][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.335080][ T32] r7:ddde2d40 r6:83018200 r5:8556bf8c r4:8524e380 [ 1338.335120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.335202][ T32] r10:61c88647 r9:855c4800 r8:8524e3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.335297][ T32] r4:8524e380 [ 1338.335344][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.335432][ T32] r10:00000000 r9:8524e380 r8:8027ecf4 r7:eb8e1e60 r6:8524a400 r5:855c4800 [ 1338.335477][ T32] r4:00000001 [ 1338.335515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.335578][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1338.335627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.335679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.335733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.335787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.335829][ T32] r4:85423c80 [ 1338.352530][ T32] INFO: task kworker/1:944:5337 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.352771][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.352963][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.353089][ T32] Call trace: [ 1338.353161][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.353269][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.353318][ T32] r4:00000000 [ 1338.353380][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.353477][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.353540][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.353598][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.353652][ T32] dd60: 800f0113 ffffffff [ 1338.353702][ T32] r5:800f0113 r4:80239bb0 [ 1338.353751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.353836][ T32] r4:82ac11e4 [ 1338.353882][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.353968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.354011][ T32] r4:e06cddc0 [ 1338.354049][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.354127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.354169][ T32] r4:00000000 [ 1338.354217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.354304][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1338.354789][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.354842][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.354997][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.355049][ T32] r4:85004e00 [ 1338.355088][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.355215][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.355272][ T32] r4:00000001 [ 1338.355313][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.355393][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.355456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.355524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.355578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.355647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.355698][ T32] r4:8501e100 [ 1338.355751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.355808][ T32] INFO: task kworker/1:945:5338 blocked for more than 464 seconds. [ 1338.355876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.355925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.355965][ T32] task:kworker/1:945 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.356084][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.356292][ T32] Call trace: [ 1338.365388][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.365540][ T32] r10:829189c0 r9:eb8d1d84 r8:00000002 r7:60000113 r6:eb8d1d8c r5:85590c00 [ 1338.365588][ T32] r4:85590c00 [ 1338.365661][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.365762][ T32] r5:85590c00 r4:829189bc [ 1338.365819][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.365901][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.365987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1338.366030][ T32] r4:00000000 [ 1338.366066][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.366137][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.374618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.374782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423f00 [ 1338.374829][ T32] r4:00000000 [ 1338.374868][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.374950][ T32] r9:83018205 r8:85590c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1338.374990][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.375085][ T32] r5:00001000 r4:eb281000 [ 1338.375131][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.375217][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.375351][ T32] r5:8524438c r4:85244000 [ 1338.375398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.375482][ T32] r7:ddde2d40 r6:83018200 r5:8524438c r4:8524e400 [ 1338.375526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.375620][ T32] r10:61c88647 r9:85590c00 r8:8524e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.375682][ T32] r4:8524e400 [ 1338.375733][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.375821][ T32] r10:00000000 r9:8524e400 r8:8027ecf4 r7:eb8e1e60 r6:8524e480 r5:85590c00 [ 1338.375863][ T32] r4:00000001 [ 1338.375899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.375965][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1338.376020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.376074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.376126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.376845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.376962][ T32] r4:85423d80 [ 1338.377824][ T32] INFO: task kworker/1:945:5338 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.377895][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.378039][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.378141][ T32] Call trace: [ 1338.378200][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.378296][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.378361][ T32] r4:00000000 [ 1338.378420][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1338.378901][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1338.379112][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.379742][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1338.380225][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1338.380807][ T32] INFO: task kworker/1:946:5341 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.381592][ T32] r5:85592400 r4:829189bc [ 1338.381635][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.381709][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.382145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.382781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.383501][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.384663][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.385107][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.385189][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.385240][ T32] dd60: 800f0113 ffffffff [ 1338.385285][ T32] r5:800f0113 r4:80239bb0 [ 1338.385325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.385400][ T32] r4:82ac11e4 [ 1338.385440][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.385520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.385564][ T32] r4:e06cddc0 [ 1338.385603][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.385680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.385766][ T32] r4:00000000 [ 1338.385835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.385938][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.386007][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.386095][ T32] r5:00001000 r4:dfd83000 [ 1338.386143][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.407389][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.407562][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.407607][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.407690][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.407741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.407858][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.407916][ T32] r4:85004e00 [ 1338.407964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.408057][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.408126][ T32] r4:00000001 [ 1338.408178][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.408257][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.408325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.408391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.408449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.408550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.408601][ T32] r4:8501e100 [ 1338.408654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.408762][ T32] INFO: task kworker/1:947:5344 blocked for more than 464 seconds. [ 1338.408835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.408886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.408965][ T32] task:kworker/1:947 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.409096][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.409192][ T32] Call trace: [ 1338.409263][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.409374][ T32] r10:829189c0 r9:eb8f9d84 r8:00000002 r7:60000113 r6:eb8f9d8c r5:855c5400 [ 1338.409425][ T32] r4:855c5400 [ 1338.409471][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.409554][ T32] r5:855c5400 r4:829189bc [ 1338.409595][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.409812][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.410000][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.410544][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.411185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.412646][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.413480][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1338.414225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1338.414766][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1338.415446][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1338.416006][ T32] INFO: task kworker/1:948:5346 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.439372][ T32] r5:855c3c00 r4:829189bc [ 1338.439413][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.440251][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.441494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.442433][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.444231][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.445270][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.445787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 11 printk messages dropped ** [ 1338.459806][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1338.460462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1338.461064][ T32] Call trace: [ 1338.461130][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.461247][ T32] r10:829189c0 r9:eb8edd84 r8:00000002 r7:60000013 r6:eb8edd8c r5:85593000 [ 1338.461299][ T32] r4:85593000 [ 1338.461358][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.461479][ T32] r5:85593000 r4:829189bc [ 1338.461531][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.461615][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.461705][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1338.461753][ T32] r4:00000000 [ 1338.461795][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.461908][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.461997][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.462109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84541ac0 [ 1338.462164][ T32] r4:00000000 [ 1338.462207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.462293][ T32] r9:83018205 r8:85593000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1338.462336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.462417][ T32] r5:00001000 r4:eb67b000 [ 1338.462459][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.462545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.462642][ T32] r5:85245f8c r4:85245c00 [ 1338.462691][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.462796][ T32] r7:ddde2d40 r6:83018200 r5:85245f8c r4:8524e700 [ 1338.462864][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.462973][ T32] r10:61c88647 r9:85593000 r8:8524e72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.463034][ T32] r4:8524e700 [ 1338.463078][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.463164][ T32] r10:00000000 r9:8524e700 r8:8027ecf4 r7:eb901e60 r6:8524e780 r5:85593000 [ 1338.463214][ T32] r4:00000001 [ 1338.463258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.463346][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1338.463423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.463521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.463586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.463646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.463692][ T32] r4:84541680 [ 1338.464587][ T32] INFO: task kworker/1:949:5347 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.464675][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.464840][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.464954][ T32] Call trace: [ 1338.465029][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.465128][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.465193][ T32] r4:00000000 [ 1338.465250][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.465326][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.465384][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.465439][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.465497][ T32] dd60: 800f0113 ffffffff [ 1338.465547][ T32] r5:800f0113 r4:80239bb0 [ 1338.465606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.465691][ T32] r4:82ac11e4 [ 1338.465736][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.465821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.465864][ T32] r4:e06cddc0 [ 1338.465906][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.465988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.466035][ T32] r4:00000000 [ 1338.466074][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.466156][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.466200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.480188][ T32] r5:00001000 r4:dfd83000 [ 1338.480271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.480398][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.480519][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.480570][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.480665][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.480734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.480858][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.480976][ T32] r4:85004e00 [ 1338.481037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.481132][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.481179][ T32] r4:00000001 [ 1338.481240][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.481323][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.481383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.481441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.481504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.481564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.481620][ T32] r4:8501e100 [ 1338.481671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.481732][ T32] INFO: task kworker/1:950:5349 blocked for more than 464 seconds. [ 1338.481799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.481848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.481893][ T32] task:kworker/1:950 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.482093][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.482267][ T32] Call trace: [ 1338.482344][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.482467][ T32] r10:829189c0 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:85594800 [ 1338.482542][ T32] r4:85594800 [ 1338.482588][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.482688][ T32] r5:85594800 r4:829189bc [ 1338.482738][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.482827][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.482920][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1338.482964][ T32] r4:00000000 [ 1338.483005][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.483110][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.483203][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.483288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84541540 [ 1338.483345][ T32] r4:00000000 [ 1338.483392][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.483489][ T32] r9:83018205 r8:85594800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1338.483534][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.483609][ T32] r5:00001000 r4:eb605000 [ 1338.483698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.483785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.483862][ T32] r5:8524578c r4:85245400 [ 1338.483924][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.484043][ T32] r7:ddde2d40 r6:83018200 r5:8524578c r4:8524e800 [ 1338.484105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.484201][ T32] r10:61c88647 r9:85594800 r8:8524e82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.484258][ T32] r4:8524e800 [ 1338.484299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.484391][ T32] r10:00000000 r9:8524e800 r8:8027ecf4 r7:eb8ede60 r6:8524e880 r5:85594800 [ 1338.484435][ T32] r4:00000001 [ 1338.484503][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.484578][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1338.484649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.484713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.484768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.484827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.484872][ T32] r4:845414c0 [ 1338.485737][ T32] INFO: task kworker/1:950:5349 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.485837][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.485961][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.486046][ T32] Call trace: [ 1338.486134][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.486274][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.504303][ T32] r4:00000000 [ 1338.504388][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.504574][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.504664][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.504729][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.504783][ T32] dd60: 800f0113 ffffffff [ 1338.504854][ T32] r5:800f0113 r4:80239bb0 [ 1338.504929][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.505034][ T32] r4:82ac11e4 [ 1338.505077][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.505161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.505224][ T32] r4:e06cddc0 [ 1338.505274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.505359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 2 printk messages dropped ** [ 1338.505604][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.505652][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.505741][ T32] r5:00001000 r4:dfd83000 [ 1338.505784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.505865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.505944][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.505985][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.506070][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.506114][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.506276][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.507204][ T32] r4:85004e00 [ 1338.507320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.507443][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.507502][ T32] r4:00000001 [ 1338.507544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.507619][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 1 printk messages dropped ** [ 1338.507764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.508062][ T32] INFO: task kworker/1:951:5351 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1338.508512][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.508886][ T32] r5:85596000 r4:829189bc [ 1338.508929][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.509008][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.509095][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1338.509138][ T32] r4:00000000 [ 1338.509171][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1338.509340][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.510016][ T32] r5:85245b8c r4:85245800 ** 4 printk messages dropped ** [ 1338.510361][ T32] r4:8524e900 ** 5 printk messages dropped ** [ 1338.510744][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.512191][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.512791][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1338.513439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.514008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.514398][ T32] r4:85004e00 [ 1338.514463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.514567][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.514648][ T32] r4:00000001 [ 1338.514696][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.514771][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.514826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.514886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.514941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.514997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.515063][ T32] r4:8501e100 [ 1338.515111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.515172][ T32] INFO: task kworker/1:952:5352 blocked for more than 465 seconds. [ 1338.515231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.515298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.515386][ T32] task:kworker/1:952 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.515492][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.515575][ T32] Call trace: [ 1338.515737][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.515850][ T32] r10:829189c0 r9:eb909d84 r8:00000002 r7:60000113 r6:eb909d8c r5:85593c00 [ 1338.515901][ T32] r4:85593c00 [ 1338.515954][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.516037][ T32] r5:85593c00 r4:829189bc [ 1338.516079][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.516156][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.516286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1338.537869][ T32] r4:00000000 [ 1338.537974][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.538108][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.538227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.538353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845af140 [ 1338.538430][ T32] r4:00000000 [ 1338.538490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.538585][ T32] r9:83018205 r8:85593c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1338.538652][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.538747][ T32] r5:00001000 r4:eb7dd000 [ 1338.538810][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.538905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.538986][ T32] r5:85246f8c r4:85246c00 [ 1338.539029][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.539131][ T32] r7:ddde2d40 r6:83018200 r5:85246f8c r4:8524ea00 [ 1338.539184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.539276][ T32] r10:61c88647 r9:85593c00 r8:8524ea2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.539341][ T32] r4:8524ea00 [ 1338.539399][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.539497][ T32] r10:00000000 r9:8524ea00 r8:8027ecf4 r7:eb8ede60 r6:8524ea80 r5:85593c00 [ 1338.539560][ T32] r4:00000001 [ 1338.539608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.539682][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) [ 1338.539742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.539802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.539855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.539910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.539956][ T32] r4:84541740 [ 1338.540821][ T32] INFO: task kworker/1:952:5352 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.540934][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.541111][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.541268][ T32] Call trace: [ 1338.541363][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1338.541648][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1338.542290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1338.542905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.543577][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.543836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.544151][ T32] INFO: task kworker/1:953:5355 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.544497][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.544868][ T32] r4:85596c00 ** 1 printk messages dropped ** [ 1338.544972][ T32] r5:85596c00 r4:829189bc [ 1338.545003][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.545060][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.545791][ T32] r4:00000000 [ 1338.545821][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.545869][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.545940][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.545994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84541d80 [ 1338.546021][ T32] r4:00000000 [ 1338.546044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.546119][ T32] r9:83018205 r8:85596c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1338.546343][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.559878][ T32] r5:00001000 r4:eb771000 [ 1338.559925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.560011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.560058][ T32] r5:8524638c r4:85246000 [ 1338.560080][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.560124][ T32] r7:ddde2d40 r6:83018200 r5:8524638c r4:8524eb00 [ 1338.560144][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.560189][ T32] r10:61c88647 r9:85596c00 r8:8524eb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.560371][ T32] r4:8524eb00 [ 1338.560395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.560442][ T32] r10:00000000 r9:8524eb00 r8:8027ecf4 r7:eb909e60 r6:8524eb80 r5:85596c00 [ 1338.560464][ T32] r4:00000001 [ 1338.560517][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.560628][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1338.560663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.560691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.560717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.560746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.560815][ T32] r4:845415c0 [ 1338.561293][ T32] INFO: task kworker/1:953:5355 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.561373][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.561542][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.561590][ T32] Call trace: [ 1338.561647][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.561743][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.561795][ T32] r4:00000000 [ 1338.561835][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.561904][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.561936][ T32] dd20: 8169e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.562008][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.562095][ T32] dd60: 800f0113 ffffffff [ 1338.562121][ T32] r5:800f0113 r4:80239bb0 [ 1338.562142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.562185][ T32] r4:82ac11e4 [ 1338.562261][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.562307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.562335][ T32] r4:e06cddc0 [ 1338.562371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.562416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.562658][ T32] r4:00000000 [ 1338.562688][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.562740][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.562763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.562803][ T32] r5:00001000 r4:dfd83000 [ 1338.562823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.562862][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.563152][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1338.563787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.564252][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.564704][ T32] r5:85595400 r4:829189bc [ 1338.564734][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.564879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 ** 8 printk messages dropped ** [ 1338.565270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.565803][ T32] r4:8524ec00 ** 6 printk messages dropped ** [ 1338.566096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.585238][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1338.585835][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1338.586043][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1338.594321][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1338.594646][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1338.595277][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.595795][ T32] r5:85591800 r4:829189bc [ 1338.595815][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.596302][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.607947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852401c0 [ 1338.608026][ T32] r4:00000000 [ 1338.608073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.608143][ T32] r9:83018005 r8:85591800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1338.608166][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.608209][ T32] r5:00001000 r4:eae6d000 [ 1338.608230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.608268][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.608307][ T32] r5:854f038c r4:854f0000 [ 1338.608327][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.608403][ T32] r7:dddced40 r6:83018000 r5:854f038c r4:8524a580 [ 1338.608428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.608510][ T32] r10:61c88647 r9:85591800 r8:8524a5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.608552][ T32] r4:8524a580 [ 1338.608630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.608681][ T32] r10:00000000 r9:8524a580 r8:8027ecf4 r7:eb889e60 r6:8524ed00 r5:85591800 [ 1338.608704][ T32] r4:00000001 [ 1338.608723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.608787][ T32] Exception stack(0xeb91dfb0 to 0xeb91dff8) [ 1338.608826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.608890][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.608921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.609006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.609032][ T32] r4:85255540 [ 1338.609529][ T32] INFO: task kworker/0:154:5360 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.609568][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.609686][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.609734][ T32] Call trace: [ 1338.609859][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.609975][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.610002][ T32] r4:00000000 [ 1338.610022][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.610060][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.610088][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.610118][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.610142][ T32] dd60: 800f0113 ffffffff [ 1338.610166][ T32] r5:800f0113 r4:80239bb0 [ 1338.610187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.610229][ T32] r4:82ac11e4 [ 1338.610249][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.610316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.610339][ T32] r4:e06cddc0 [ 1338.610375][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.610447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.610470][ T32] r4:00000000 [ 1338.610497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.610540][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.610562][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.610602][ T32] r5:00001000 r4:dfd83000 [ 1338.610640][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.610697][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.610743][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.610763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.610833][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.610857][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.610954][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.610982][ T32] r4:85004e00 [ 1338.611001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.611047][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.611098][ T32] r4:00000001 [ 1338.611262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.611359][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.611400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.611431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.611457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.611578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.611629][ T32] r4:8501e100 [ 1338.611699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.611795][ T32] INFO: task kworker/0:155:5361 blocked for more than 465 seconds. [ 1338.611907][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1338.612165][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.612630][ T32] r5:855c2400 r4:829189bc [ 1338.612681][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.612747][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.612820][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1338.612843][ T32] r4:00000000 [ 1338.612864][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.612902][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.612937][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.612977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85255e80 [ 1338.612999][ T32] r4:00000000 [ 1338.613017][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.613057][ T32] r9:83018005 r8:855c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1338.613078][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.613117][ T32] r5:00001000 r4:eb961000 [ 1338.613136][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.613173][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.613211][ T32] r5:854d7f8c r4:854d7c00 [ 1338.613231][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.613297][ T32] r7:dddced40 r6:83018000 r5:854d7f8c r4:8524a600 [ 1338.613347][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.613395][ T32] r10:61c88647 r9:855c2400 r8:8524a62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.613465][ T32] r4:8524a600 [ 1338.613501][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.613632][ T32] r10:00000000 r9:8524a600 r8:8027ecf4 r7:eb91de60 r6:8524a680 r5:855c2400 [ 1338.613658][ T32] r4:00000001 [ 1338.613677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.613711][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1338.613736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.613865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.613896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.613960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.614106][ T32] r4:85255540 [ 1338.614406][ T32] INFO: task kworker/0:155:5361 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.614479][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.614657][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.614699][ T32] Call trace: [ 1338.614898][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.614950][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.615038][ T32] r4:00000000 [ 1338.615083][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.615152][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.615270][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.615376][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.615405][ T32] dd60: 800f0113 ffffffff [ 1338.615428][ T32] r5:800f0113 r4:80239bb0 [ 1338.615449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1338.615570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1338.615937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.629221][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 7 printk messages dropped ** [ 1338.630383][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1338.630730][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.631416][ T32] r5:855c6c00 r4:829189bc [ 1338.631531][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.631578][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.631824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1338.632071][ T32] r5:00001000 r4:eb7d3000 ** 3 printk messages dropped ** [ 1338.632278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.632556][ T32] r4:8524ed80 ** 3 printk messages dropped ** [ 1338.632812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1338.633195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.634103][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.634687][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 2 printk messages dropped ** [ 1338.634829][ T32] dd60: 800f0113 ffffffff ** 6 printk messages dropped ** [ 1338.635080][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.635596][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 5 printk messages dropped ** [ 1338.635893][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.650032][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1338.650321][ T32] task:kworker/1:956 state:D stack:0 pid:5365 tgid:5365 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.650811][ T32] r5:8558ec00 r4:829189bc ** 2 printk messages dropped ** [ 1338.651027][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 ** 8 printk messages dropped ** [ 1338.651950][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.652237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1338.652532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.652571][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1338.652597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.652644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.652674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.652929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.652960][ T32] r4:845af100 [ 1338.653440][ T32] INFO: task kworker/1:956:5365 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.653483][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.653567][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.653787][ T32] Call trace: [ 1338.653822][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.653873][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.653908][ T32] r4:00000000 [ 1338.653972][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.654015][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.654044][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.654074][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.654098][ T32] dd60: 800f0113 ffffffff [ 1338.654121][ T32] r5:800f0113 r4:80239bb0 [ 1338.654141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.654236][ T32] r4:82ac11e4 [ 1338.654303][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.654350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.654399][ T32] r4:e06cddc0 [ 1338.654423][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.654481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.654514][ T32] r4:00000000 [ 1338.654533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.654577][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.654746][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.654844][ T32] r5:00001000 r4:dfd83000 [ 1338.654925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.654969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.655097][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.655200][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.655272][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.655297][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.655381][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.655417][ T32] r4:85004e00 [ 1338.655459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.655557][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.655603][ T32] r4:00000001 [ 1338.655637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.655700][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.655750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.655820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.655879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.655939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.655979][ T32] r4:8501e100 [ 1338.656013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.656085][ T32] INFO: task kworker/1:957:5367 blocked for more than 465 seconds. [ 1338.656149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.656192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.656291][ T32] task:kworker/1:957 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.673916][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.674099][ T32] Call trace: [ 1338.674176][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.674290][ T32] r10:829189c0 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:84c46c00 [ 1338.674420][ T32] r4:84c46c00 [ 1338.674496][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.674583][ T32] r5:84c46c00 r4:829189bc [ 1338.674629][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.674706][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.674791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1338.674859][ T32] r4:00000000 [ 1338.674909][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.674989][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.675090][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.675198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845af200 [ 1338.675256][ T32] r4:00000000 [ 1338.675299][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.675386][ T32] r9:83018205 r8:84c46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1338.675439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.675537][ T32] r5:00001000 r4:eb7f7000 [ 1338.675587][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.675667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.675766][ T32] r5:8524738c r4:85247000 [ 1338.675812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.675889][ T32] r7:ddde2d40 r6:83018200 r5:8524738c r4:8524ee80 [ 1338.675936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.676020][ T32] r10:61c88647 r9:84c46c00 r8:8524eeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.676062][ T32] r4:8524ee80 [ 1338.676102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.676286][ T32] r10:00000000 r9:8524ee80 r8:8027ecf4 r7:eb92de60 r6:8524a800 r5:84c46c00 [ 1338.680460][ T32] r4:00000001 [ 1338.680572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.680682][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1338.680740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.680802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.680880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.680958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.681027][ T32] r4:845af3c0 [ 1338.681826][ T32] INFO: task kworker/1:957:5367 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.681929][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.682106][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.682239][ T32] Call trace: [ 1338.682331][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.682438][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.682520][ T32] r4:00000000 [ 1338.682587][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.682701][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.682794][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.682861][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.682910][ T32] dd60: 800f0113 ffffffff [ 1338.682970][ T32] r5:800f0113 r4:80239bb0 [ 1338.683019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.683107][ T32] r4:82ac11e4 [ 1338.683234][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.683338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.683410][ T32] r4:e06cddc0 [ 1338.683470][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.683575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.683629][ T32] r4:00000000 [ 1338.683679][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.684111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.685236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.685640][ T32] INFO: task kworker/1:958:5368 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.685909][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.698942][ T32] r5:84c46000 r4:829189bc [ 1338.698991][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.699069][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.699190][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1338.699273][ T32] r4:00000000 [ 1338.699325][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.699424][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.699571][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.699677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845af600 [ 1338.699733][ T32] r4:00000000 [ 1338.699798][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.699913][ T32] r9:83018205 r8:84c46000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1338.699966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.700075][ T32] r5:00001000 r4:eb949000 [ 1338.700126][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.700230][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.700321][ T32] r5:85247f8c r4:85247c00 [ 1338.700369][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.700451][ T32] r7:ddde2d40 r6:83018200 r5:85247f8c r4:8524ef00 [ 1338.700541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.700656][ T32] r10:61c88647 r9:84c46000 r8:8524ef2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.700735][ T32] r4:8524ef00 [ 1338.700806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.700919][ T32] r10:00000000 r9:8524ef00 r8:8027ecf4 r7:eb92de60 r6:8524a880 r5:84c46000 [ 1338.701008][ T32] r4:00000001 [ 1338.701082][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.701173][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1338.701231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.701292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.701352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.701413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.701466][ T32] r4:845af4c0 [ 1338.702298][ T32] INFO: task kworker/1:958:5368 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.702381][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.702584][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.702703][ T32] Call trace: [ 1338.702835][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.702967][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.703032][ T32] r4:00000000 [ 1338.703081][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.703170][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.703239][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.703309][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.703367][ T32] dd60: 800f0113 ffffffff [ 1338.703439][ T32] r5:800f0113 r4:80239bb0 [ 1338.703499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.703608][ T32] r4:82ac11e4 [ 1338.703673][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.703759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.703819][ T32] r4:e06cddc0 [ 1338.703871][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.703966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.704030][ T32] r4:00000000 [ 1338.704100][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.704200][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.704248][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.704332][ T32] r5:00001000 r4:dfd83000 [ 1338.704375][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.704458][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.704581][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.704652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.704749][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.704798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.704901][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.704978][ T32] r4:85004e00 [ 1338.705043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.705158][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.705216][ T32] r4:00000001 [ 1338.705258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.705326][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.705378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.705440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.705506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.705564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.705613][ T32] r4:8501e100 [ 1338.705734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1338.724248][ T32] r10:829189c0 r9:eb94dd84 r8:00000002 r7:60000013 r6:eb94dd8c r5:855c1800 ** 2 printk messages dropped ** [ 1338.724464][ T32] r5:855c1800 r4:829189bc [ 1338.724550][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.724931][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.725651][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.735096][ T32] r10:00000000 r9:8524ef80 r8:8027ecf4 r7:eb93de60 r6:8524a900 r5:855c1800 ** 7 printk messages dropped ** [ 1338.736960][ T32] r4:845af680 ** 3 printk messages dropped ** [ 1338.738502][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.739184][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1338.740019][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.740784][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1338.741154][ T32] r4:85004e00 ** 2 printk messages dropped ** [ 1338.741369][ T32] r4:00000001 [ 1338.741417][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.741516][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.741576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.741641][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.741725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.741801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.741856][ T32] r4:8501e100 [ 1338.741929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.742000][ T32] INFO: task kworker/1:960:5372 blocked for more than 465 seconds. [ 1338.742075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.742128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.742172][ T32] task:kworker/1:960 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.742375][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.742513][ T32] Call trace: [ 1338.742602][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.742693][ T32] r10:829189c0 r9:eb955d84 r8:00000002 r7:60000113 r6:eb955d8c r5:84c45400 [ 1338.742738][ T32] r4:84c45400 [ 1338.742785][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.742868][ T32] r5:84c45400 r4:829189bc [ 1338.742933][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.743032][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.743135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 [ 1338.743189][ T32] r4:00000000 [ 1338.743236][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.743321][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.743404][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.743494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84575040 [ 1338.743546][ T32] r4:00000000 [ 1338.743616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.743718][ T32] r9:83018205 r8:84c45400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1338.743776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.744266][ T32] r7:ddde2d40 r6:83018200 r5:855d978c r4:8524d000 ** 8 printk messages dropped ** [ 1338.745021][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.746127][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.765358][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1338.765961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1338.774672][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.775622][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.776120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1338.777718][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.778219][ T32] r5:84c48000 r4:829189bc [ 1338.778271][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.778358][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.778490][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1338.778545][ T32] r4:00000000 [ 1338.778585][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.778664][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.778745][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.778901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845af800 [ 1338.778961][ T32] r4:00000000 [ 1338.779006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.779092][ T32] r9:83018205 r8:84c48000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1338.779142][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.779296][ T32] r5:00001000 r4:eb95b000 [ 1338.779349][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.779429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.779528][ T32] r5:855d838c r4:855d8000 [ 1338.779571][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.779651][ T32] r7:ddde2d40 r6:83018200 r5:855d838c r4:8524d080 [ 1338.779704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.779800][ T32] r10:61c88647 r9:84c48000 r8:8524d0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.779844][ T32] r4:8524d080 [ 1338.779884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.779976][ T32] r10:00000000 r9:8524d080 r8:8027ecf4 r7:eb955e60 r6:8524aa00 r5:84c48000 [ 1338.780026][ T32] r4:00000001 [ 1338.780106][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.780173][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1338.780202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.780231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.780304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.780339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.780365][ T32] r4:845af880 [ 1338.780907][ T32] INFO: task kworker/1:961:5375 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.780950][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.781102][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.781182][ T32] Call trace: [ 1338.781353][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.781410][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.781466][ T32] r4:00000000 [ 1338.781545][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.781588][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.781617][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.781646][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.781670][ T32] dd60: 800f0113 ffffffff [ 1338.781692][ T32] r5:800f0113 r4:80239bb0 [ 1338.781711][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.781752][ T32] r4:82ac11e4 [ 1338.781788][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.781854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.781877][ T32] r4:e06cddc0 [ 1338.781922][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.781967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.781990][ T32] r4:00000000 [ 1338.782009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.782085][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.782110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.782150][ T32] r5:00001000 r4:dfd83000 [ 1338.782169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.782207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.782245][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.782290][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.782336][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.782383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.782462][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.782493][ T32] r4:85004e00 [ 1338.782514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.782587][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 1 printk messages dropped ** [ 1338.782632][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1338.782751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.782879][ T32] INFO: task kworker/0:156:5379 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1338.783118][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.783334][ T32] r5:84c49800 r4:829189bc [ 1338.783366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.783513][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.783701][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.783781][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.783915][ T32] r5:84c07f8c r4:84c07c00 ** 1 printk messages dropped ** [ 1338.783975][ T32] r7:dddced40 r6:83018000 r5:84c07f8c r4:8524aa80 ** 4 printk messages dropped ** [ 1338.784207][ T32] r10:00000000 r9:8524aa80 r8:8027ecf4 r7:eb91de60 r6:8524ab00 r5:84c49800 ** 8 printk messages dropped ** [ 1338.784865][ T32] INFO: task kworker/0:156:5379 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1338.785484][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1338.785899][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1338.786174][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 2 printk messages dropped ** [ 1338.805209][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.805342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.805435][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.805493][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.805582][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.805629][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.805720][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.805772][ T32] r4:85004e00 [ 1338.805815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.805898][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.805939][ T32] r4:00000001 [ 1338.805974][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.806065][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.806128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.806182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.810154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.810356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.810423][ T32] r4:8501e100 [ 1338.810514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.810594][ T32] INFO: task kworker/0:157:5380 blocked for more than 465 seconds. [ 1338.810673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.810768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.810829][ T32] task:kworker/0:157 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.810954][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.811069][ T32] Call trace: [ 1338.811146][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.811260][ T32] r10:829189c0 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:84c4a400 [ 1338.811316][ T32] r4:84c4a400 [ 1338.811367][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.811459][ T32] r5:84c4a400 r4:829189bc [ 1338.811519][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.811613][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.811715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1338.811771][ T32] r4:00000000 [ 1338.811819][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.811905][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.811995][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.812091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240040 [ 1338.812144][ T32] r4:00000000 [ 1338.812193][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.812291][ T32] r9:83018005 r8:84c4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1338.812344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.812435][ T32] r5:00001000 r4:eadeb000 [ 1338.812517][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.812612][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.812705][ T32] r5:84c07b8c r4:84c07800 [ 1338.812764][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.812871][ T32] r7:dddced40 r6:83018000 r5:84c07b8c r4:8524ab80 [ 1338.812951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.813059][ T32] r10:61c88647 r9:84c4a400 r8:8524abac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.813114][ T32] r4:8524ab80 [ 1338.813166][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.813265][ T32] r10:00000000 r9:8524ab80 r8:8027ecf4 r7:eb91de60 r6:8524ac00 r5:84c4a400 [ 1338.813320][ T32] r4:00000001 [ 1338.813368][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.813484][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1338.813563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.813627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.813684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.813741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.813796][ T32] r4:85255a00 [ 1338.814548][ T32] INFO: task kworker/0:157:5380 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.814637][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.814772][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.814879][ T32] Call trace: [ 1338.814953][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.815064][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.815124][ T32] r4:00000000 [ 1338.815172][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.815260][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.815326][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.815396][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.815454][ T32] dd60: 800f0113 ffffffff [ 1338.815516][ T32] r5:800f0113 r4:80239bb0 [ 1338.815563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.815638][ T32] r4:82ac11e4 [ 1338.815679][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.815757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.815799][ T32] r4:e06cddc0 [ 1338.815843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.815927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.815975][ T32] r4:00000000 [ 1338.816015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.816112][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.816166][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.826991][ T32] r5:00001000 r4:dfd83000 [ 1338.827164][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.827300][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.827381][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.827421][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.827513][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.827559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.827655][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.827706][ T32] r4:85004e00 [ 1338.827756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.827845][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.827888][ T32] r4:00000001 [ 1338.827937][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.828014][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.828076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.828135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.828185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.828247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.828292][ T32] r4:8501e100 [ 1338.828341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.828395][ T32] INFO: task kworker/0:158:5383 blocked for more than 465 seconds. [ 1338.828461][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.828556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.828601][ T32] task:kworker/0:158 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.828715][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.828806][ T32] Call trace: [ 1338.828870][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.828963][ T32] r10:829189c0 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:84c48c00 [ 1338.829011][ T32] r4:84c48c00 [ 1338.829050][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.829132][ T32] r5:84c48c00 r4:829189bc [ 1338.829177][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.829254][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.829338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1338.829381][ T32] r4:00000000 [ 1338.829419][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.829507][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.829599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.829677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240280 [ 1338.829727][ T32] r4:00000000 [ 1338.829776][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.829930][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.830615][ T32] r10:61c88647 r9:84c48c00 r8:8524acac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.831196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.832605][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1338.833567][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1338.833781][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.834221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.834949][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.835563][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.836104][ T32] r4:855b6c00 ** 1 printk messages dropped ** [ 1338.854957][ T32] r5:855b6c00 r4:829189bc [ 1338.855038][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.855528][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.855635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.855726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85002380 [ 1338.855794][ T32] r4:00000000 [ 1338.855843][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.855929][ T32] r9:83018205 r8:855b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.855976][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.856080][ T32] r5:00001000 r4:eb5cf000 [ 1338.856125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.856166][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.858569][ T32] r5:855d878c r4:855d8400 [ 1338.858637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.858730][ T32] r7:ddde2d40 r6:83018200 r5:855d878c r4:8524d100 [ 1338.858759][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.858807][ T32] r10:61c88647 r9:855b6c00 r8:8524d12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.858897][ T32] r4:8524d100 [ 1338.858983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.859037][ T32] r10:00000000 r9:8524d100 r8:8027ecf4 r7:eb955e60 r6:8524d180 r5:855b6c00 [ 1338.859061][ T32] r4:00000001 [ 1338.859080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.859117][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) ** 2 printk messages dropped ** [ 1338.859203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.860700][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1338.861467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1338.862092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.862868][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 10 printk messages dropped ** [ 1338.863540][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.864222][ T32] r5:85598c00 r4:829189bc [ 1338.864266][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.864353][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.864786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1338.865293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.866120][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.881120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.882134][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1338.882538][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1338.882807][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1338.883047][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.883476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.883858][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.884113][ T32] r5:85599800 r4:829189bc [ 1338.884135][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.884298][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.884514][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.884700][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1338.885283][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.885911][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.886171][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.896769][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.896870][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.896915][ T32] dd60: 800f0113 ffffffff [ 1338.896954][ T32] r5:800f0113 r4:80239bb0 [ 1338.896977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.897054][ T32] r4:82ac11e4 [ 1338.897078][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.897122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.897144][ T32] r4:e06cddc0 [ 1338.897164][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.897208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.897230][ T32] r4:00000000 [ 1338.897269][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.897316][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.897338][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.897379][ T32] r5:00001000 r4:dfd83000 [ 1338.897412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.897460][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.897513][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.897534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.897577][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.897598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.897642][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.897663][ T32] r4:85004e00 [ 1338.897681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.897726][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.897775][ T32] r4:00000001 [ 1338.897824][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.897880][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.897912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.897940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.897965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.897994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.898017][ T32] r4:8501e100 [ 1338.898040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.898080][ T32] INFO: task kworker/0:161:5390 blocked for more than 465 seconds. [ 1338.898113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.898156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.898183][ T32] task:kworker/0:161 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.898272][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.898339][ T32] Call trace: [ 1338.898380][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.898466][ T32] r10:829189c0 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:8559a400 [ 1338.898508][ T32] r4:8559a400 [ 1338.898528][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.898569][ T32] r5:8559a400 r4:829189bc [ 1338.898589][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.898628][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.898691][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1338.898716][ T32] r4:00000000 [ 1338.898735][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.898774][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.898834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.898880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240580 [ 1338.898902][ T32] r4:00000000 [ 1338.898922][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.898980][ T32] r9:83018005 r8:8559a400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1338.899004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.899051][ T32] r5:00001000 r4:eb309000 [ 1338.899127][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.899201][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.899248][ T32] r5:854f0f8c r4:854f0c00 [ 1338.899351][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.899448][ T32] r7:dddced40 r6:83018000 r5:854f0f8c r4:8524ae80 [ 1338.899477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.899544][ T32] r4:8524ae80 ** 5 printk messages dropped ** [ 1338.899772][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.900638][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1338.901127][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1338.901270][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1338.901668][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1338.901876][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1338.902194][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.902787][ T32] r5:8559b000 r4:829189bc [ 1338.902809][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.903057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.903464][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.903848][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.904462][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.904530][ T32] Call trace: [ 1338.904561][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.904608][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.904631][ T32] r4:00000000 [ 1338.904656][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.904697][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.904726][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.904759][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.904782][ T32] dd60: 800f0113 ffffffff [ 1338.904810][ T32] r5:800f0113 r4:80239bb0 [ 1338.904860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.904928][ T32] r4:82ac11e4 [ 1338.904956][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.905000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.905022][ T32] r4:e06cddc0 [ 1338.905041][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.905082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.905154][ T32] r4:00000000 [ 1338.905258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.905302][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.905323][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.905362][ T32] r5:00001000 r4:dfd83000 [ 1338.905386][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.905426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.905465][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.905491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.905535][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.905555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.905598][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.905660][ T32] r4:85004e00 [ 1338.905708][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.905756][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.905779][ T32] r4:00000001 [ 1338.905797][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.905829][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.905881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.906016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.906073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.906104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.906126][ T32] r4:8501e100 [ 1338.906146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.906244][ T32] INFO: task kworker/0:163:5394 blocked for more than 465 seconds. [ 1338.923130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.923183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.923209][ T32] task:kworker/0:163 state:D stack:0 pid:5394 tgid:5394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.923272][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.923332][ T32] Call trace: [ 1338.923365][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.923421][ T32] r10:829189c0 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:8559d400 [ 1338.923444][ T32] r4:8559d400 [ 1338.923465][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.923513][ T32] r5:8559d400 r4:829189bc [ 1338.923532][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.923598][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.923700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1338.923726][ T32] r4:00000000 [ 1338.923746][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.923784][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.923823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.923905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240d00 [ 1338.923935][ T32] r4:00000000 [ 1338.923960][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.924007][ T32] r9:83018005 r8:8559d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1338.924184][ T32] r5:854f278c r4:854f2400 ** 4 printk messages dropped ** [ 1338.924363][ T32] r4:8524af80 ** 3 printk messages dropped ** [ 1338.924467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.925252][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.925874][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1338.926142][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1338.934719][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.935196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.935628][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.935931][ T32] r5:8559bc00 r4:829189bc ** 1 printk messages dropped ** [ 1338.935994][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.941190][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.941372][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.941801][ T32] r10:61c88647 r9:8559bc00 r8:845a602c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1338.942076][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.943128][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1338.943582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1338.944133][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.944690][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.944718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.944748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.944774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.944858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.944884][ T32] r4:8501e100 [ 1338.944906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.944934][ T32] INFO: task kworker/0:165:5396 blocked for more than 465 seconds. [ 1338.944966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.944989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.945010][ T32] task:kworker/0:165 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.945082][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.945151][ T32] Call trace: [ 1338.945200][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.945275][ T32] r10:829189c0 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:8559e000 [ 1338.945301][ T32] r4:8559e000 [ 1338.945321][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.945360][ T32] r5:8559e000 r4:829189bc [ 1338.945393][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.945436][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.945497][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1338.945530][ T32] r4:00000000 [ 1338.945579][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.945620][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.945656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.945696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240b40 [ 1338.945716][ T32] r4:00000000 [ 1338.945734][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.945802][ T32] r9:83018005 r8:8559e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.945826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.945865][ T32] r5:00001000 r4:eb4d9000 [ 1338.945883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.945921][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.945959][ T32] r5:854f1f8c r4:854f1c00 [ 1338.945978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.946018][ T32] r7:dddced40 r6:83018000 r5:854f1f8c r4:845a6080 [ 1338.946037][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.946081][ T32] r10:61c88647 r9:8559e000 r8:845a60ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.946102][ T32] r4:845a6080 [ 1338.946120][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.946162][ T32] r10:00000000 r9:845a6080 r8:8027ecf4 r7:eb999e60 r6:8524d500 r5:8559e000 [ 1338.946183][ T32] r4:00000001 [ 1338.946201][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.946267][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1338.957057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.957152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.957184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.957244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.957322][ T32] r4:852408c0 [ 1338.957829][ T32] INFO: task kworker/0:165:5396 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.957869][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.957937][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.958041][ T32] Call trace: [ 1338.958078][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.958133][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.958182][ T32] r4:00000000 [ 1338.958207][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.958247][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.958302][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.958334][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.958357][ T32] dd60: 800f0113 ffffffff [ 1338.958380][ T32] r5:800f0113 r4:80239bb0 [ 1338.958400][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.958442][ T32] r4:82ac11e4 [ 1338.958462][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.958516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.958538][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1338.958611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1338.958990][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1338.959359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.959779][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.959962][ T32] r5:8559c800 r4:829189bc ** 1 printk messages dropped ** [ 1338.960025][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.960325][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1338.960709][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.961056][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.961662][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.961954][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1338.962319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1338.962705][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.963056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.963393][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.963721][ T32] r5:8559ec00 r4:829189bc ** 1 printk messages dropped ** [ 1338.963779][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.964111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.964392][ T32] r4:845a6180 [ 1338.964410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.964476][ T32] r10:00000000 r9:845a6180 r8:8027ecf4 r7:eb999e60 r6:8524d600 r5:8559ec00 [ 1338.964581][ T32] r4:00000001 [ 1338.964603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.964638][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1338.964662][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.964701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.964729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.964761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.964810][ T32] r4:85240bc0 [ 1338.965087][ T32] INFO: task kworker/0:167:5402 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.965125][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.965214][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.965254][ T32] Call trace: [ 1338.965339][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.965395][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.965420][ T32] r4:00000000 [ 1338.965440][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.965482][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.965602][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.965635][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.965659][ T32] dd60: 800f0113 ffffffff [ 1338.965706][ T32] r5:800f0113 r4:80239bb0 [ 1338.965730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.965771][ T32] r4:82ac11e4 [ 1338.965811][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.965882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1338.965907][ T32] r4:e06cddc0 [ 1338.965926][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.965968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1338.965990][ T32] r4:00000000 [ 1338.966009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.966049][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.966071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.966110][ T32] r5:00001000 r4:dfd83000 [ 1338.966129][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.966167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.966252][ T32] r5:84ff7f8c r4:84ff7c00 [ 1338.985933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.986034][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1338.986061][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.986109][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.986130][ T32] r4:85004e00 [ 1338.986177][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.986668][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1338.986713][ T32] r4:00000001 [ 1338.986734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.986782][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1338.986832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.986865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.986891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.986922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.986945][ T32] r4:8501e100 [ 1338.986969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.986998][ T32] INFO: task kworker/0:168:5403 blocked for more than 465 seconds. [ 1338.987031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.987056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.987109][ T32] task:kworker/0:168 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.987172][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.987217][ T32] Call trace: [ 1338.987249][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.987298][ T32] r10:829189c0 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:85598000 [ 1338.987348][ T32] r4:85598000 [ 1338.987479][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.987526][ T32] r5:85598000 r4:829189bc [ 1338.987547][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.987586][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.987631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1338.987678][ T32] r4:00000000 [ 1338.987812][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.987855][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.987896][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.987977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240f00 [ 1338.988003][ T32] r4:00000000 [ 1338.988022][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.988065][ T32] r9:83018005 r8:85598000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1338.988086][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.988126][ T32] r5:00001000 r4:eb55d000 [ 1338.988173][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.988216][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.988255][ T32] r5:854f2b8c r4:854f2800 [ 1338.988274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.988342][ T32] r7:dddced40 r6:83018000 r5:854f2b8c r4:845a6200 [ 1338.988373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.988418][ T32] r10:61c88647 r9:85598000 r8:845a622c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.988442][ T32] r4:845a6200 [ 1338.988460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.988530][ T32] r10:00000000 r9:845a6200 r8:8027ecf4 r7:eb9b5e60 r6:8524d680 r5:85598000 [ 1338.988552][ T32] r4:00000001 [ 1338.988571][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988607][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1338.988633][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.988734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.988769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.988812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.988840][ T32] r4:85240d40 [ 1338.989343][ T32] INFO: task kworker/0:168:5403 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1338.989382][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.989476][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.989541][ T32] Call trace: [ 1338.989574][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.989622][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1338.989672][ T32] r4:00000000 [ 1338.989720][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.989761][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1338.989790][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1338.989818][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1338.989841][ T32] dd60: 800f0113 ffffffff [ 1338.989863][ T32] r5:800f0113 r4:80239bb0 [ 1338.989909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1338.990322][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.990577][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1338.990845][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1338.991179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.991495][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.991815][ T32] r5:855a0c00 r4:829189bc [ 1338.991903][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.991946][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.991996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1338.992072][ T32] r4:00000000 [ 1338.992120][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.992161][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.992197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.992238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84541f80 [ 1338.992262][ T32] r4:00000000 [ 1338.992280][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.992320][ T32] r9:83018005 r8:855a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1338.992342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.992405][ T32] r5:00001000 r4:eb599000 [ 1338.992428][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.992467][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.992541][ T32] r5:854f2f8c r4:854f2c00 [ 1338.992561][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.992602][ T32] r7:dddced40 r6:83018000 r5:854f2f8c r4:845a6280 [ 1338.992662][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.992722][ T32] r10:61c88647 r9:855a0c00 r8:845a62ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.992752][ T32] r4:845a6280 [ 1338.992776][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.992822][ T32] r10:00000000 r9:845a6280 r8:8027ecf4 r7:eb9b5e60 r6:8524d700 r5:855a0c00 [ 1338.992844][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.992948][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1338.994395][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1338.994784][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1338.995769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.996173][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.014309][ T32] r5:855a1800 r4:829189bc ** 3 printk messages dropped ** [ 1339.014435][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.014816][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1339.015638][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1339.024801][ T32] dd60: 800f0113 ffffffff ** 8 printk messages dropped ** [ 1339.025137][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.025465][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.025491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.025534][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.025572][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.025622][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.025644][ T32] r4:85004e00 [ 1339.025680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.025728][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.025750][ T32] r4:00000001 [ 1339.025770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.025804][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.025853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.025892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.025919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.025946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.025967][ T32] r4:8501e100 [ 1339.025990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.026030][ T32] INFO: task kworker/1:963:5409 blocked for more than 465 seconds. [ 1339.026064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.026088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.026116][ T32] task:kworker/1:963 state:D stack:0 pid:5409 tgid:5409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.026163][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.031248][ T32] Call trace: [ 1339.031356][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.031482][ T32] r10:829189c0 r9:eb995d84 r8:00000002 r7:60000113 r6:eb995d8c r5:855a2400 [ 1339.031519][ T32] r4:855a2400 [ 1339.031582][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.031641][ T32] r5:855a2400 r4:829189bc [ 1339.031694][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.031740][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.031809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1339.031835][ T32] r4:00000000 [ 1339.031854][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.031893][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.031934][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.031974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85002780 [ 1339.031997][ T32] r4:00000000 [ 1339.032028][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.032073][ T32] r9:83018205 r8:855a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1339.032096][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.032137][ T32] r5:00001000 r4:eb713000 [ 1339.032157][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.032195][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.032259][ T32] r5:855d8b8c r4:855d8800 [ 1339.032310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.032384][ T32] r7:ddde2d40 r6:83018200 r5:855d8b8c r4:8524d800 [ 1339.032409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.032469][ T32] r10:61c88647 r9:855a2400 r8:8524d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.032524][ T32] r4:8524d800 ** 5 printk messages dropped ** [ 1339.032712][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.033614][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.033664][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.033687][ T32] r4:00000000 [ 1339.033722][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.033775][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.033808][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.033836][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.033859][ T32] dd60: 800f0113 ffffffff [ 1339.033882][ T32] r5:800f0113 r4:80239bb0 [ 1339.033901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.033941][ T32] r4:82ac11e4 [ 1339.033961][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.034004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.034026][ T32] r4:e06cddc0 [ 1339.034045][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.034085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.034133][ T32] r4:00000000 [ 1339.034224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.034271][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1339.034694][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1339.035137][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.035528][ T32] r5:855a3000 r4:829189bc ** 1 printk messages dropped ** [ 1339.035584][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1339.036171][ T32] r5:854f378c r4:854f3400 ** 10 printk messages dropped ** [ 1339.044532][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1339.045670][ T32] dd60: 800f0113 ffffffff ** 8 printk messages dropped ** [ 1339.046106][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1339.053797][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 12 printk messages dropped ** [ 1339.054328][ T32] r4:8501e100 ** 11 printk messages dropped ** [ 1339.054830][ T32] r5:855a4800 r4:829189bc ** 3 printk messages dropped ** [ 1339.055037][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1339.055562][ T32] r5:854f3f8c r4:854f3c00 ** 10 printk messages dropped ** [ 1339.056244][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1339.064224][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1339.064750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.064797][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.064818][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.064864][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.064887][ T32] r4:85004e00 [ 1339.064906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.064950][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.064998][ T32] r4:00000001 [ 1339.065020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.065054][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.065079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.065117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.065175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.065218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.065243][ T32] r4:8501e100 [ 1339.065264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.065292][ T32] INFO: task kworker/0:173:5416 blocked for more than 465 seconds. [ 1339.065324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.065349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.065395][ T32] task:kworker/0:173 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.065444][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.065500][ T32] Call trace: [ 1339.065559][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.065604][ T32] r10:829189c0 r9:eb9b1d84 r8:00000002 r7:60000013 r6:eb9b1d8c r5:855a5400 [ 1339.065629][ T32] r4:855a5400 [ 1339.065659][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.065716][ T32] r5:855a5400 r4:829189bc [ 1339.065739][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.065791][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.065894][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 ** 3 printk messages dropped ** [ 1339.066066][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1339.073886][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1339.074680][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1339.075464][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1339.075845][ T32] r4:85004e00 ** 9 printk messages dropped ** [ 1339.082481][ T32] r4:8501e100 ** 9 printk messages dropped ** [ 1339.082883][ T32] r4:855a6000 ** 1 printk messages dropped ** [ 1339.083020][ T32] r5:855a6000 r4:829189bc ** 11 printk messages dropped ** [ 1339.083614][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1339.084161][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.084219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.084246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.084356][ T32] r4:85002740 [ 1339.084857][ T32] INFO: task kworker/1:964:5418 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.084895][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.084984][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.085026][ T32] Call trace: [ 1339.085055][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.085104][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.085127][ T32] r4:00000000 [ 1339.085145][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.085182][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.085210][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.085238][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.085262][ T32] dd60: 800f0113 ffffffff [ 1339.085285][ T32] r5:800f0113 r4:80239bb0 [ 1339.085304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.085342][ T32] r4:82ac11e4 [ 1339.085362][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.085405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.085428][ T32] r4:e06cddc0 [ 1339.085447][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.085497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.085521][ T32] r4:00000000 [ 1339.085539][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1339.085751][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1339.094886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1339.095502][ T32] r5:855a6c00 r4:829189bc [ 1339.095523][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.096016][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1339.101666][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1339.103142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 13 printk messages dropped ** [ 1339.103756][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1339.104809][ T32] task:kworker/0:175 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.105272][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.105628][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.105731][ T32] r5:85640b8c r4:85640800 [ 1339.105750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.105810][ T32] r7:dddced40 r6:83018000 r5:85640b8c r4:845a6580 [ 1339.105853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.105902][ T32] r10:61c88647 r9:855a3c00 r8:845a65ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.105924][ T32] r4:845a6580 [ 1339.105943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.105985][ T32] r10:00000000 r9:845a6580 r8:8027ecf4 r7:eb9d9e60 r6:8524dc00 r5:855a3c00 [ 1339.106007][ T32] r4:00000001 [ 1339.106026][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.106080][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1339.106109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.106136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.106161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.106189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.116771][ T32] r4:8542d5c0 [ 1339.117291][ T32] INFO: task kworker/0:175:5421 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.117332][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.117401][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.117456][ T32] Call trace: [ 1339.117494][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.117563][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 9 printk messages dropped ** [ 1339.117891][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1339.118442][ T32] r4:85004e00 ** 8 printk messages dropped ** [ 1339.118845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1339.119274][ T32] r5:85608000 r4:829189bc ** 3 printk messages dropped ** [ 1339.119430][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.119712][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1339.120196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1339.120395][ T32] r4:8542d800 [ 1339.120694][ T32] INFO: task kworker/0:176:5424 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.120750][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.120828][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.120887][ T32] Call trace: [ 1339.120920][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.121001][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.121028][ T32] r4:00000000 [ 1339.121047][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.121084][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.121112][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.121139][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.121162][ T32] dd60: 800f0113 ffffffff [ 1339.121184][ T32] r5:800f0113 r4:80239bb0 [ 1339.121203][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.121242][ T32] r4:82ac11e4 [ 1339.121263][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.121387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.121413][ T32] r4:e06cddc0 [ 1339.121434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.121483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.121518][ T32] r4:00000000 [ 1339.121539][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.121581][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1339.121807][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 11 printk messages dropped ** [ 1339.122215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1339.122616][ T32] r5:84c4e000 r4:829189bc [ 1339.122635][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1339.122967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1339.123406][ T32] r10:00000000 r9:845a6680 r8:8027ecf4 r7:eb9e9e60 r6:845a6700 r5:84c4e000 ** 12 printk messages dropped ** [ 1339.124137][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1339.124675][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.125017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.125085][ T32] r4:85004e00 [ 1339.125132][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.125180][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.125203][ T32] r4:00000001 [ 1339.125221][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.125254][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.125279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.125306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.125479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.125512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.125605][ T32] r4:8501e100 [ 1339.125712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.125741][ T32] INFO: task kworker/0:178:5428 blocked for more than 465 seconds. [ 1339.125768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.125790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.125809][ T32] task:kworker/0:178 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.125852][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.126129][ T32] Call trace: [ 1339.126161][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.126249][ T32] r10:829189c0 r9:eb9e5d84 r8:00000002 r7:60000013 r6:eb9e5d8c r5:84c4ec00 [ 1339.142017][ T32] r4:84c4ec00 [ 1339.142065][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.142133][ T32] r5:84c4ec00 r4:829189bc ** 3 printk messages dropped ** [ 1339.142320][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.142724][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1339.143457][ T32] r4:8542d900 ** 11 printk messages dropped ** [ 1339.144464][ T32] dd60: 800f0113 ffffffff ** 13 printk messages dropped ** [ 1339.145049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1339.145632][ T32] INFO: task kworker/0:179:5429 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.146021][ T32] r5:84c4c800 r4:829189bc ** 11 printk messages dropped ** [ 1339.154960][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1339.155651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.160940][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 13 printk messages dropped ** [ 1339.161516][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1339.162216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.162786][ T32] r5:84c4d400 r4:829189bc ** 3 printk messages dropped ** [ 1339.163050][ T32] r4:00000000 [ 1339.163071][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.163119][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.163160][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.163223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e07940 [ 1339.163249][ T32] r4:00000000 [ 1339.163268][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.163309][ T32] r9:83018005 r8:84c4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1339.163364][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.163406][ T32] r5:00001000 r4:eba13000 [ 1339.163436][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.163492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.163535][ T32] r5:8564238c r4:85642000 [ 1339.163554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.163597][ T32] r7:dddced40 r6:83018000 r5:8564238c r4:845a6980 [ 1339.163617][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.163662][ T32] r10:61c88647 r9:84c4d400 r8:845a69ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.163685][ T32] r4:845a6980 [ 1339.163715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.163784][ T32] r10:00000000 r9:845a6980 r8:8027ecf4 r7:eb9e9e60 r6:845a6a00 r5:84c4d400 [ 1339.163836][ T32] r4:00000001 [ 1339.163866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.163923][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1339.163952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.164000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.164028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.164065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1339.164877][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 19 printk messages dropped ** [ 1339.165613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1339.176757][ T32] r4:8501e100 ** 11 printk messages dropped ** [ 1339.177318][ T32] r5:84c4bc00 r4:829189bc [ 1339.177341][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.177419][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.177497][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1339.177524][ T32] r4:00000000 [ 1339.177552][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.177624][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.177995][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1339.178651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1339.179901][ T32] r4:e06cddc0 ** 8 printk messages dropped ** [ 1339.180295][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1339.181089][ T32] INFO: task kworker/0:182:5436 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.181574][ T32] r5:84c4b000 r4:829189bc ** 2 printk messages dropped ** [ 1339.181733][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 ** 10 printk messages dropped ** [ 1339.182203][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1339.182663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.182712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.182740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.182768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.182789][ T32] r4:8542d480 [ 1339.183066][ T32] INFO: task kworker/0:182:5436 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.183101][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.183173][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.183226][ T32] Call trace: [ 1339.183265][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.183315][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.183337][ T32] r4:00000000 [ 1339.183356][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.183402][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.183433][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.183466][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.183491][ T32] dd60: 800f0113 ffffffff [ 1339.183513][ T32] r5:800f0113 r4:80239bb0 [ 1339.183533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.183580][ T32] r4:82ac11e4 [ 1339.183603][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.183658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 5 printk messages dropped ** [ 1339.183858][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 14 printk messages dropped ** [ 1339.184356][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 14 printk messages dropped ** [ 1339.184936][ T32] r4:855d0000 ** 1 printk messages dropped ** [ 1339.185020][ T32] r5:855d0000 r4:829189bc ** 3 printk messages dropped ** [ 1339.185233][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.185614][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1339.186171][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1339.205022][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 16 printk messages dropped ** [ 1339.205842][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1339.212714][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 12 printk messages dropped ** [ 1339.213190][ T32] task:kworker/0:184 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.213273][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.213318][ T32] Call trace: [ 1339.213348][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.213396][ T32] r10:829189c0 r9:eba1dd84 r8:00000002 r7:60000013 r6:eba1dd8c r5:855d0c00 [ 1339.213418][ T32] r4:855d0c00 [ 1339.213479][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.213525][ T32] r5:855d0c00 r4:829189bc [ 1339.213545][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.213606][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.213677][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1339.213718][ T32] r4:00000000 [ 1339.213740][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.213779][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.213841][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.213909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459e3c0 [ 1339.213933][ T32] r4:00000000 [ 1339.213977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.214044][ T32] r9:83018005 r8:855d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1339.214069][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.214110][ T32] r5:00001000 r4:eba31000 [ 1339.214130][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.214191][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.214243][ T32] r5:85642f8c r4:85642c00 [ 1339.214263][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.214311][ T32] r7:dddced40 r6:83018000 r5:85642f8c r4:845a6d80 [ 1339.214335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.214407][ T32] r10:61c88647 r9:855d0c00 r8:845a6dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.214468][ T32] r4:845a6d80 [ 1339.214513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.214588][ T32] r10:00000000 r9:845a6d80 r8:8027ecf4 r7:eba21e60 r6:845a6e00 r5:855d0c00 [ 1339.214612][ T32] r4:00000001 [ 1339.214642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.214702][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1339.214760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.214791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.214839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.214869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.214891][ T32] r4:8459e640 [ 1339.215474][ T32] INFO: task kworker/0:184:5441 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.215539][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.215654][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.215723][ T32] Call trace: [ 1339.215775][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.215833][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.215902][ T32] r4:00000000 [ 1339.215982][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.216030][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.216060][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.216090][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.216116][ T32] dd60: 800f0113 ffffffff [ 1339.216140][ T32] r5:800f0113 r4:80239bb0 [ 1339.216184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.216230][ T32] r4:82ac11e4 [ 1339.216304][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.224611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.224659][ T32] r4:e06cddc0 [ 1339.224684][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.224752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.224776][ T32] r4:00000000 [ 1339.224796][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.224869][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.224902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.224947][ T32] r5:00001000 r4:dfd83000 [ 1339.224967][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.225006][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.225045][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.225066][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.225282][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.225551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.225872][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.230347][ T32] r5:855d2400 r4:829189bc [ 1339.230394][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.230681][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1339.230925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.231517][ T32] r10:00000000 r9:845a6e80 r8:8027ecf4 r7:eba1de60 r6:845a6f00 r5:855d2400 ** 8 printk messages dropped ** [ 1339.232909][ T32] INFO: task kworker/0:185:5443 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 9 printk messages dropped ** [ 1339.233709][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1339.234069][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1339.234304][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1339.234665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.235074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.235501][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.235788][ T32] r5:855d3000 r4:829189bc ** 1 printk messages dropped ** [ 1339.235889][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.236216][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.245511][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.245825][ T32] r4:845a6f80 ** 5 printk messages dropped ** [ 1339.246047][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.251442][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.251695][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1339.252026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 2 printk messages dropped ** [ 1339.252109][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.252130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.252170][ T32] r5:00001000 r4:dfd83000 [ 1339.252199][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.252242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.252281][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.252322][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.252375][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.252396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.252462][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.252528][ T32] r4:85004e00 [ 1339.252553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.252599][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.252622][ T32] r4:00000001 [ 1339.252641][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.252674][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.252725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.252758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.252813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.252855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.252890][ T32] r4:8501e100 [ 1339.252911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.252947][ T32] INFO: task kworker/0:187:5446 blocked for more than 465 seconds. [ 1339.252980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.253017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.253049][ T32] task:kworker/0:187 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.253102][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.253155][ T32] Call trace: [ 1339.253218][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.253287][ T32] r10:829189c0 r9:eb8f1d84 r8:00000002 r7:60000013 r6:eb8f1d8c r5:855d3c00 [ 1339.253312][ T32] r4:855d3c00 [ 1339.253371][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.253415][ T32] r5:855d3c00 r4:829189bc [ 1339.253434][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.253483][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.253532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1339.253554][ T32] r4:00000000 [ 1339.253572][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.253609][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.253645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.253684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459e680 [ 1339.253750][ T32] r4:00000000 [ 1339.253772][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.253908][ T32] r9:83018005 r8:855d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1339.253973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.254054][ T32] r5:00001000 r4:dfa85000 [ 1339.254096][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.254171][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.255091][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1339.267850][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 16 printk messages dropped ** [ 1339.269059][ T32] r5:84ff7f8c r4:84ff7c00 ** 8 printk messages dropped ** [ 1339.269744][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1339.270819][ T32] r4:855d1800 ** 1 printk messages dropped ** [ 1339.270903][ T32] r5:855d1800 r4:829189bc ** 5 printk messages dropped ** [ 1339.271095][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.271362][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.271712][ T32] r10:00000000 r9:8457f180 r8:8027ecf4 r7:eba29e60 r6:8457f200 r5:855d1800 ** 8 printk messages dropped ** [ 1339.272465][ T32] INFO: task kworker/0:188:5448 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1339.272916][ T32] dd60: 800f0113 ffffffff ** 10 printk messages dropped ** [ 1339.273339][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 12 printk messages dropped ** [ 1339.273815][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.274022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.274064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.274109][ T32] r4:8501e100 [ 1339.274131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.274158][ T32] INFO: task kworker/1:965:5451 blocked for more than 465 seconds. [ 1339.274205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.274231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.274261][ T32] task:kworker/1:965 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.274308][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.274381][ T32] Call trace: [ 1339.274465][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.274514][ T32] r10:829189c0 r9:eba49d84 r8:00000002 r7:60000113 r6:eba49d8c r5:85609800 [ 1339.274568][ T32] r4:85609800 [ 1339.274594][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.274635][ T32] r5:85609800 r4:829189bc [ 1339.274654][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.274692][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.274736][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 [ 1339.274757][ T32] r4:00000000 [ 1339.274789][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.274830][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.274866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.274906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229880 [ 1339.274928][ T32] r4:00000000 [ 1339.274977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.275021][ T32] r9:83018205 r8:85609800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1339.275080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.275121][ T32] r5:00001000 r4:ebbbb000 [ 1339.275162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.275204][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.275242][ T32] r5:855da38c r4:855da000 [ 1339.275261][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.275300][ T32] r7:ddde2d40 r6:83018200 r5:855da38c r4:8524dd00 [ 1339.275320][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.275362][ T32] r10:61c88647 r9:85609800 r8:8524dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.275383][ T32] r4:8524dd00 [ 1339.275401][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.275442][ T32] r10:00000000 r9:8524dd00 r8:8027ecf4 r7:eb955e60 r6:8524dd80 r5:85609800 [ 1339.275482][ T32] r4:00000001 [ 1339.275512][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.275549][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1339.275574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.275601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.275627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.275654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.275675][ T32] r4:84575080 [ 1339.275955][ T32] INFO: task kworker/1:965:5451 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.275988][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.276041][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.276081][ T32] Call trace: [ 1339.276130][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.276182][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.276265][ T32] r4:00000000 [ 1339.292435][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.292546][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.292605][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.292658][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1339.293020][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1339.293209][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1339.293689][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1339.294120][ T32] INFO: task kworker/1:966:5452 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.294703][ T32] r5:8560a400 r4:829189bc [ 1339.294732][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.294937][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1339.295368][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1339.306815][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 22 printk messages dropped ** [ 1339.307671][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.307997][ T32] r4:85004e00 [ 1339.308045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.308096][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.308119][ T32] r4:00000001 [ 1339.308139][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.308173][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.308199][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.308226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.308251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.308278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.308310][ T32] r4:8501e100 [ 1339.308337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.308366][ T32] INFO: task kworker/0:189:5454 blocked for more than 465 seconds. [ 1339.308421][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.308470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.308542][ T32] task:kworker/0:189 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.308596][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.308639][ T32] Call trace: [ 1339.308668][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.308738][ T32] r10:829189c0 r9:eba61d84 r8:00000002 r7:60000113 r6:eba61d8c r5:8560bc00 [ 1339.308788][ T32] r4:8560bc00 [ 1339.308810][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.308852][ T32] r5:8560bc00 r4:829189bc [ 1339.308892][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.308935][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.309006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1339.309052][ T32] r4:00000000 [ 1339.309074][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.309133][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.309214][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.309258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459eec0 [ 1339.309280][ T32] r4:00000000 [ 1339.309298][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.309356][ T32] r9:83018005 r8:8560bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.309380][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.309418][ T32] r5:00001000 r4:eb055000 [ 1339.309464][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.309508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.309546][ T32] r5:8564838c r4:85648000 [ 1339.309586][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.309631][ T32] r7:dddced40 r6:83018000 r5:8564838c r4:8457f280 [ 1339.309681][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.309734][ T32] r10:61c88647 r9:8560bc00 r8:8457f2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.309756][ T32] r4:8457f280 [ 1339.309774][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.309815][ T32] r10:00000000 r9:8457f280 r8:8027ecf4 r7:eba51e60 r6:8524df00 r5:8560bc00 [ 1339.309857][ T32] r4:00000001 [ 1339.309898][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.309935][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1339.309961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.309989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.310014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.310042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.310063][ T32] r4:8459ed40 [ 1339.310545][ T32] INFO: task kworker/0:189:5454 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.310580][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.310636][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.310677][ T32] Call trace: [ 1339.310706][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.310775][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.310802][ T32] r4:00000000 [ 1339.310821][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.310859][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.310906][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.310937][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.310963][ T32] dd60: 800f0113 ffffffff [ 1339.311018][ T32] r5:800f0113 r4:80239bb0 [ 1339.311063][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.311144][ T32] r4:82ac11e4 [ 1339.311186][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.311265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.311316][ T32] r4:e06cddc0 [ 1339.311366][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1339.311923][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1339.313068][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1339.313365][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.313596][ T32] r5:8560c800 r4:829189bc ** 2 printk messages dropped ** [ 1339.313743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 ** 8 printk messages dropped ** [ 1339.314162][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.314555][ T32] r4:8457f300 ** 7 printk messages dropped ** [ 1339.314851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.315425][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1339.315915][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1339.316167][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1339.332220][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.332605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.333024][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.333184][ T32] r5:85608c00 r4:829189bc ** 1 printk messages dropped ** [ 1339.333263][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.333354][ T32] r4:00000000 [ 1339.333398][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.333447][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.333495][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.333561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84583040 [ 1339.333599][ T32] r4:00000000 [ 1339.333620][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.333713][ T32] r9:83018005 r8:85608c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1339.333767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.333855][ T32] r5:00001000 r4:eb209000 [ 1339.333897][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.333999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.334098][ T32] r5:85648b8c r4:85648800 [ 1339.334141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.334258][ T32] r7:dddced40 r6:83018000 r5:85648b8c r4:8457f380 [ 1339.334325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.334426][ T32] r10:61c88647 r9:85608c00 r8:8457f3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.334501][ T32] r4:8457f380 [ 1339.334552][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.334673][ T32] r10:00000000 r9:8457f380 r8:8027ecf4 r7:eba51e60 r6:84db1000 r5:85608c00 [ 1339.334727][ T32] r4:00000001 [ 1339.334770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.334904][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1339.334970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.335030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.335088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.335149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.335202][ T32] r4:8459ef40 [ 1339.335922][ T32] INFO: task kworker/0:191:5459 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.335982][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.336045][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.336101][ T32] Call trace: [ 1339.336156][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.336253][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.342473][ T32] r4:00000000 [ 1339.342510][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.342577][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.342614][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.342674][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.342722][ T32] dd60: 800f0113 ffffffff [ 1339.342770][ T32] r5:800f0113 r4:80239bb0 [ 1339.342793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.342837][ T32] r4:82ac11e4 [ 1339.342876][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.342922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.342944][ T32] r4:e06cddc0 [ 1339.342963][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.343004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.343025][ T32] r4:00000000 [ 1339.343044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.343094][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.343119][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.343160][ T32] r5:00001000 r4:dfd83000 [ 1339.343180][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.343217][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.343255][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.343274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.343314][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.343335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.343379][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.343400][ T32] r4:85004e00 [ 1339.343419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.343467][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.343490][ T32] r4:00000001 [ 1339.343543][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.343581][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 2 printk messages dropped ** [ 1339.343661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.343866][ T32] task:kworker/0:192 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.344210][ T32] r5:8560e000 r4:829189bc [ 1339.344253][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.344535][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.344920][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.345548][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.355157][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.355629][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1339.355807][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1339.356111][ T32] r4:85004e00 [ 1339.356129][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.356172][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.361779][ T32] r4:00000001 [ 1339.361844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.361900][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.361972][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.362006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.362032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.362062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.362084][ T32] r4:8501e100 [ 1339.362106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.362143][ T32] INFO: task kworker/0:193:5463 blocked for more than 465 seconds. [ 1339.362176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.362199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.362220][ T32] task:kworker/0:193 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.362273][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.362337][ T32] Call trace: [ 1339.362383][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.362435][ T32] r10:829189c0 r9:eba81d84 r8:00000002 r7:60000013 r6:eba81d8c r5:8560ec00 [ 1339.362464][ T32] r4:8560ec00 [ 1339.362485][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.362525][ T32] r5:8560ec00 r4:829189bc [ 1339.362544][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.362583][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.362626][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1339.362648][ T32] r4:00000000 [ 1339.362666][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.362703][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1339.363103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1339.364159][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.364392][ T32] dd60: 800f0113 ffffffff [ 1339.364433][ T32] r5:800f0113 r4:80239bb0 [ 1339.364461][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.364528][ T32] r4:82ac11e4 [ 1339.364549][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.364590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.364611][ T32] r4:e06cddc0 [ 1339.364630][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.364670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.364691][ T32] r4:00000000 [ 1339.364709][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.364749][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.364770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.364809][ T32] r5:00001000 r4:dfd83000 [ 1339.364830][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.364868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.364999][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1339.365510][ T32] task:kworker/0:194 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.365813][ T32] r5:8560b000 r4:829189bc ** 5 printk messages dropped ** [ 1339.366019][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1339.371663][ T32] r10:61c88647 r9:8560b000 r8:8457f52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.371684][ T32] r4:8457f500 [ 1339.371703][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.371746][ T32] r10:00000000 r9:8457f500 r8:8027ecf4 r7:eba81e60 r6:84db1180 r5:8560b000 [ 1339.371767][ T32] r4:00000001 [ 1339.371864][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.371923][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1339.371955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.371983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.372028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.372742][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1339.373180][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1339.373769][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1339.374434][ T32] INFO: task kworker/0:195:5467 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.374822][ T32] r5:855a0000 r4:829189bc [ 1339.374842][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.375309][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1339.375873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.386853][ T32] dd20: 81bcc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 15 printk messages dropped ** [ 1339.387703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1339.388495][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.388588][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.388647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.388711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.388771][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.388833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.388881][ T32] r4:8501e100 [ 1339.388932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.389005][ T32] INFO: task kworker/1:967:5469 blocked for more than 465 seconds. [ 1339.389073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.389124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.389184][ T32] task:kworker/1:967 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.389290][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.389398][ T32] Call trace: [ 1339.389488][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.389594][ T32] r10:829189c0 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:84e10000 [ 1339.389662][ T32] r4:84e10000 [ 1339.389725][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.389814][ T32] r5:84e10000 r4:829189bc [ 1339.389856][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.389941][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.390037][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1339.390085][ T32] r4:00000000 [ 1339.390128][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.390207][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.390307][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.390433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229780 [ 1339.390496][ T32] r4:00000000 [ 1339.390542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.390632][ T32] r9:83018205 r8:84e10000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 1 printk messages dropped ** [ 1339.390776][ T32] r5:00001000 r4:ebbad000 ** 9 printk messages dropped ** [ 1339.391479][ T32] r10:00000000 r9:84db1280 r8:8027ecf4 r7:eba49e60 r6:84db1300 r5:84e10000 ** 10 printk messages dropped ** [ 1339.393490][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.394499][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.394985][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 16 printk messages dropped ** [ 1339.395593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.396123][ T32] r5:84e10c00 r4:829189bc ** 5 printk messages dropped ** [ 1339.576953][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1339.577395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.577822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1339.578875][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1339.579271][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.579537][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.580021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.580441][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.580702][ T32] r5:84e12400 r4:829189bc ** 1 printk messages dropped ** [ 1339.580759][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.581075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84583740 [ 1339.581119][ T32] r4:00000000 [ 1339.581141][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.581222][ T32] r9:83018005 r8:84e12400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.581246][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.581306][ T32] r5:00001000 r4:eb661000 [ 1339.581348][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.581390][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.581427][ T32] r5:8564a38c r4:8564a000 [ 1339.581472][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.581523][ T32] r7:dddced40 r6:83018000 r5:8564a38c r4:8457f680 [ 1339.581544][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.581592][ T32] r10:61c88647 r9:84e12400 r8:8457f6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.581613][ T32] r4:8457f680 [ 1339.581673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.581720][ T32] r10:00000000 r9:8457f680 r8:8027ecf4 r7:eba89e60 r6:84db1400 r5:84e12400 [ 1339.581743][ T32] r4:00000001 [ 1339.581760][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.581827][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1339.581855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.581886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.581912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.581939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.581962][ T32] r4:84583640 [ 1339.582405][ T32] INFO: task kworker/0:197:5472 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.582451][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.582511][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.582604][ T32] Call trace: [ 1339.582639][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.582692][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.582714][ T32] r4:00000000 [ 1339.582743][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.582783][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.582831][ T32] dd20: 8823e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.582861][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.582884][ T32] dd60: 800f0113 ffffffff [ 1339.582906][ T32] r5:800f0113 r4:80239bb0 [ 1339.582944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.582993][ T32] r4:82ac11e4 [ 1339.583012][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.583072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.583102][ T32] r4:e06cddc0 [ 1339.583121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.583179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.583203][ T32] r4:00000000 [ 1339.583222][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.583264][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.583294][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.583336][ T32] r5:00001000 r4:dfd83000 [ 1339.583369][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.583411][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.583454][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.583474][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.583516][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.583566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.583613][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.583655][ T32] r4:85004e00 [ 1339.583677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.583720][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1339.583968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1339.584451][ T32] r5:84e11800 r4:829189bc [ 1339.584502][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.584569][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.584731][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.585132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.585603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.596933][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.597489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 12 printk messages dropped ** [ 1339.597875][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1339.598075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.598531][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1339.598767][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.598815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1339.598837][ T32] r4:00000000 [ 1339.598880][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.598936][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.598993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.599038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8459ef40 [ 1339.599059][ T32] r4:00000000 [ 1339.599097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.599140][ T32] r9:83018005 r8:84e13000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1339.599161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.599235][ T32] r5:00001000 r4:eb8a1000 [ 1339.599266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.599305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.599342][ T32] r5:8564bb8c r4:8564b800 [ 1339.599380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.599425][ T32] r7:dddced40 r6:83018000 r5:8564bb8c r4:8457f780 [ 1339.599450][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.599496][ T32] r10:61c88647 r9:84e13000 r8:8457f7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.599537][ T32] r4:8457f780 [ 1339.599583][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.599628][ T32] r10:00000000 r9:8457f780 r8:8027ecf4 r7:eba89e60 r6:84db1500 r5:84e13000 [ 1339.599650][ T32] r4:00000001 [ 1339.599669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.599729][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1339.599777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.599833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.599862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.599891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.599912][ T32] r4:845838c0 [ 1339.600361][ T32] INFO: task kworker/0:199:5477 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.600418][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.600609][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.600667][ T32] Call trace: [ 1339.600732][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.600807][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.600838][ T32] r4:00000000 [ 1339.600890][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.600947][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.600979][ T32] dd20: 8856a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.601007][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.601038][ T32] dd60: 800f0113 ffffffff [ 1339.601064][ T32] r5:800f0113 r4:80239bb0 [ 1339.601104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.601167][ T32] r4:82ac11e4 [ 1339.601190][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.601233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.601276][ T32] r4:e06cddc0 [ 1339.601324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.601373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.601416][ T32] r4:00000000 [ 1339.601438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.601489][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.601568][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.601635][ T32] r5:00001000 r4:dfd83000 [ 1339.601658][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.601701][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.601837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.602326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1339.602721][ T32] r4:84e15400 ** 1 printk messages dropped ** [ 1339.602779][ T32] r5:84e15400 r4:829189bc [ 1339.602821][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.602908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac1e08 ** 3 printk messages dropped ** [ 1339.603076][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.603443][ T32] r5:8564af8c r4:8564ac00 ** 3 printk messages dropped ** [ 1339.603576][ T32] r10:61c88647 r9:84e15400 r8:8457f82c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.603924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.604602][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.604944][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1339.605234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1339.605644][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.606117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.629242][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.629325][ T32] Call trace: [ 1339.629358][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.629433][ T32] r10:829189c0 r9:ebac5d84 r8:00000002 r7:60000013 r6:ebac5d8c r5:84e14800 [ 1339.629465][ T32] r4:84e14800 [ 1339.629486][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.629547][ T32] r5:84e14800 r4:829189bc [ 1339.629570][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.629611][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.629676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1339.629705][ T32] r4:00000000 [ 1339.629725][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.629784][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.629827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.629868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84583d00 [ 1339.629890][ T32] r4:00000000 [ 1339.629919][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.629964][ T32] r9:83018005 r8:84e14800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1339.630005][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.630053][ T32] r5:00001000 r4:eb7d5000 [ 1339.630073][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.630111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.630149][ T32] r5:8564b38c r4:8564b000 [ 1339.630189][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.630236][ T32] r7:dddced40 r6:83018000 r5:8564b38c r4:8457f880 [ 1339.630301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.630376][ T32] r10:61c88647 r9:84e14800 r8:8457f8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.630421][ T32] r4:8457f880 [ 1339.630443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.630495][ T32] r10:00000000 r9:8457f880 r8:8027ecf4 r7:ebab9e60 r6:84db1600 r5:84e14800 [ 1339.630516][ T32] r4:00000001 [ 1339.630534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.630569][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1339.630597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.630624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.630650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.630698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.630724][ T32] r4:84583780 [ 1339.631180][ T32] INFO: task kworker/0:201:5480 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.631213][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.631291][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.631355][ T32] Call trace: [ 1339.631424][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.631521][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.631547][ T32] r4:00000000 [ 1339.631567][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.631624][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.631656][ T32] dd20: 88a3a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.631684][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.631720][ T32] dd60: 800f0113 ffffffff [ 1339.631785][ T32] r5:800f0113 r4:80239bb0 [ 1339.631832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.631875][ T32] r4:82ac11e4 [ 1339.631907][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.631952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.631973][ T32] r4:e06cddc0 [ 1339.631992][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.632032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.632053][ T32] r4:00000000 [ 1339.632110][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.632155][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.632176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.632237][ T32] r5:00001000 r4:dfd83000 [ 1339.632259][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.632319][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.632381][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.632402][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.632451][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.632473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.632567][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.632601][ T32] r4:85004e00 [ 1339.632632][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.632681][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.632729][ T32] r4:00000001 [ 1339.632751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1339.632837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.632970][ T32] INFO: task kworker/0:202:5482 blocked for more than 466 seconds. [ 1339.633020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.633071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.633094][ T32] task:kworker/0:202 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.633161][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.633201][ T32] Call trace: [ 1339.633252][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.633297][ T32] r10:829189c0 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:84e16c00 [ 1339.633360][ T32] r4:84e16c00 [ 1339.633390][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.633432][ T32] r5:84e16c00 r4:829189bc [ 1339.633456][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.633516][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.633564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1339.633606][ T32] r4:00000000 [ 1339.633628][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.633667][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.633894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.634230][ T32] r4:8457f900 ** 5 printk messages dropped ** [ 1339.634428][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.634918][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.635217][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1339.635603][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.635917][ T32] r5:84ff7f8c r4:84ff7c00 ** 3 printk messages dropped ** [ 1339.636150][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.656839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.657152][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.657483][ T32] r5:84e16000 r4:829189bc ** 1 printk messages dropped ** [ 1339.657572][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.657909][ T32] r9:83018005 r8:84e16000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 6 printk messages dropped ** [ 1339.658186][ T32] r7:dddced40 r6:83018000 r5:8564cb8c r4:8457f980 ** 8 printk messages dropped ** [ 1339.658499][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.659373][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.659646][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1339.660172][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1339.660710][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1339.660960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.660985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.661023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.661047][ T32] r4:8501e100 [ 1339.661078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.661107][ T32] INFO: task kworker/0:204:5486 blocked for more than 466 seconds. [ 1339.661134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.661184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.661208][ T32] task:kworker/0:204 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.661279][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.661318][ T32] Call trace: [ 1339.661346][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.661390][ T32] r10:829189c0 r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:84e13c00 [ 1339.661411][ T32] r4:84e13c00 [ 1339.661430][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.661474][ T32] r5:84e13c00 r4:829189bc [ 1339.661493][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.661533][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.661577][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1339.661599][ T32] r4:00000000 [ 1339.661638][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.661684][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.661739][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.661792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520000 [ 1339.661816][ T32] r4:00000000 [ 1339.661834][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.661874][ T32] r9:83018005 r8:84e13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1339.661937][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.661980][ T32] r5:00001000 r4:eb8d3000 [ 1339.662021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.662071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.662113][ T32] r5:8564bf8c r4:8564bc00 [ 1339.662162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.662245][ T32] r7:dddced40 r6:83018000 r5:8564bf8c r4:8457fa00 [ 1339.662288][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.662335][ T32] r10:61c88647 r9:84e13c00 r8:8457fa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.662357][ T32] r4:8457fa00 [ 1339.662374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.662436][ T32] r10:00000000 r9:8457fa00 r8:8027ecf4 r7:ebad5e60 r6:84db1780 r5:84e13c00 [ 1339.662465][ T32] r4:00000001 [ 1339.662485][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.662559][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1339.662602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.662652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.662700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.662758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.662808][ T32] r4:855200c0 [ 1339.663079][ T32] INFO: task kworker/0:204:5486 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.663111][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.663212][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.663255][ T32] Call trace: [ 1339.663283][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.663364][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.663441][ T32] r4:00000000 [ 1339.663484][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.663575][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.663646][ T32] dd20: 88ed4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.663716][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.663749][ T32] dd60: 800f0113 ffffffff [ 1339.663789][ T32] r5:800f0113 r4:80239bb0 [ 1339.663814][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.663858][ T32] r4:82ac11e4 [ 1339.663877][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.663921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.663952][ T32] r4:e06cddc0 [ 1339.664031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.664107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.664135][ T32] r4:00000000 [ 1339.664156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.664201][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.664329][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.664404][ T32] r5:00001000 r4:dfd83000 [ 1339.664449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.664540][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.664741][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1339.665071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.665459][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.665725][ T32] r5:855c6000 r4:829189bc ** 2 printk messages dropped ** [ 1339.665839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 ** 7 printk messages dropped ** [ 1339.666126][ T32] r9:83018005 r8:855c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 8 printk messages dropped ** [ 1339.686901][ T32] r10:61c88647 r9:855c6000 r8:8457faac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1339.687134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.687949][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1339.688437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1339.688931][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.689008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.689059][ T32] r5:00001000 r4:dfd83000 [ 1339.689079][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.689117][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.689156][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.689175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.689217][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.689278][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.689384][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.689415][ T32] r4:85004e00 [ 1339.689435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.689488][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.689511][ T32] r4:00000001 [ 1339.689539][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.689577][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.689612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.689642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.689691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.689750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.689811][ T32] r4:8501e100 [ 1339.689835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.689875][ T32] INFO: task kworker/0:206:5490 blocked for more than 466 seconds. [ 1339.689929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.689961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.689984][ T32] task:kworker/0:206 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.690058][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.690098][ T32] Call trace: [ 1339.690175][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.690222][ T32] r10:829189c0 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:85610c00 [ 1339.690245][ T32] r4:85610c00 [ 1339.690294][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.690338][ T32] r5:85610c00 r4:829189bc [ 1339.690362][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.690402][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.690452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1339.690475][ T32] r4:00000000 [ 1339.690514][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.690560][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.690595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.690650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520300 [ 1339.690674][ T32] r4:00000000 [ 1339.690692][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.690731][ T32] r9:83018005 r8:85610c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1339.690753][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.690790][ T32] r5:00001000 r4:eb923000 [ 1339.690812][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.690851][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.690889][ T32] r5:8564c78c r4:8564c400 [ 1339.690908][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.690947][ T32] r7:dddced40 r6:83018000 r5:8564c78c r4:8457fb00 [ 1339.690967][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.691010][ T32] r10:61c88647 r9:85610c00 r8:8457fb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.691031][ T32] r4:8457fb00 [ 1339.691049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.691089][ T32] r10:00000000 r9:8457fb00 r8:8027ecf4 r7:ebad5e60 r6:84db1880 r5:85610c00 [ 1339.691110][ T32] r4:00000001 [ 1339.691149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.691190][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) ** 2 printk messages dropped ** [ 1339.691306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.691758][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.692118][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1339.692417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1339.692858][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1339.693295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.693547][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.693585][ T32] Call trace: [ 1339.693613][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.693670][ T32] r10:829189c0 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:85610000 [ 1339.693695][ T32] r4:85610000 [ 1339.693731][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.693775][ T32] r5:85610000 r4:829189bc [ 1339.693803][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.693863][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.693916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1339.693958][ T32] r4:00000000 [ 1339.693987][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.694024][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.694070][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.694123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520780 [ 1339.694147][ T32] r4:00000000 [ 1339.694198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.694262][ T32] r9:83018005 r8:85610000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1339.694292][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.694350][ T32] r5:00001000 r4:eb959000 [ 1339.694388][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.694438][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.694486][ T32] r5:8564d78c r4:8564d400 [ 1339.694512][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.694560][ T32] r7:dddced40 r6:83018000 r5:8564d78c r4:8457fb80 [ 1339.694591][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.694647][ T32] r10:61c88647 r9:85610000 r8:8457fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.694672][ T32] r4:8457fb80 [ 1339.694690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.694734][ T32] r10:00000000 r9:8457fb80 r8:8027ecf4 r7:ebad5e60 r6:84db1900 r5:85610000 [ 1339.694765][ T32] r4:00000001 [ 1339.694787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.694822][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1339.694847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.694892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.694921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.694964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.695010][ T32] r4:85520240 [ 1339.695331][ T32] INFO: task kworker/0:207:5493 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.695368][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.695439][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.695520][ T32] Call trace: [ 1339.695552][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.695599][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.695621][ T32] r4:00000000 [ 1339.695688][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1339.695964][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1339.725351][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1339.725594][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 10 printk messages dropped ** [ 1339.725935][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.730887][ T32] r5:85613000 r4:829189bc [ 1339.730928][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.731118][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.731206][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.731274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.731346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855205c0 [ 1339.731400][ T32] r4:00000000 [ 1339.731455][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.731504][ T32] r9:83018005 r8:85613000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1339.731525][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.731566][ T32] r5:00001000 r4:eb939000 [ 1339.731585][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.731622][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.731659][ T32] r5:8564cf8c r4:8564cc00 [ 1339.731678][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.731774][ T32] r7:dddced40 r6:83018000 r5:8564cf8c r4:8457fc00 [ 1339.731814][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.731909][ T32] r10:61c88647 r9:85613000 r8:8457fc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.731961][ T32] r4:8457fc00 [ 1339.731996][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.732048][ T32] r10:00000000 r9:8457fc00 r8:8027ecf4 r7:ebaf5e60 r6:84db1980 r5:85613000 [ 1339.732071][ T32] r4:00000001 [ 1339.732090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.732134][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1339.732165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.732193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.732218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.732246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.732268][ T32] r4:85520240 [ 1339.732800][ T32] INFO: task kworker/0:208:5494 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.732868][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.732938][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.733132][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.733225][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 5 printk messages dropped ** [ 1339.733474][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.733628][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1339.733739][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.733799][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1339.733973][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.734236][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1339.734536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1339.734847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.735077][ T32] r5:855d5400 r4:829189bc [ 1339.735095][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.735134][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.735213][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.735370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855206c0 ** 3 printk messages dropped ** [ 1339.735482][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.735806][ T32] r10:61c88647 r9:855d5400 r8:8457fcac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1339.736124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.736152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.736178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.736238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.754668][ T32] r4:85520500 [ 1339.755430][ T32] INFO: task kworker/0:209:5496 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.755516][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.755654][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.755805][ T32] Call trace: [ 1339.755921][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.756032][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.756082][ T32] r4:00000000 [ 1339.756123][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.756693][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.756814][ T32] dd20: 89f99000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.756881][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.756941][ T32] dd60: 800f0113 ffffffff [ 1339.757024][ T32] r5:800f0113 r4:80239bb0 [ 1339.757085][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.757179][ T32] r4:82ac11e4 [ 1339.757200][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.757244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.757268][ T32] r4:e06cddc0 [ 1339.757341][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.757437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.757489][ T32] r4:00000000 [ 1339.757529][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.757620][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.757668][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.757764][ T32] r5:00001000 r4:dfd83000 [ 1339.757826][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.757870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.757910][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.757931][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.757974][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.757994][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.758037][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.758058][ T32] r4:85004e00 [ 1339.758076][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.758132][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.758205][ T32] r4:00000001 [ 1339.758230][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.758268][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.758316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.758347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.758374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.758402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.758423][ T32] r4:8501e100 [ 1339.758501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.758585][ T32] INFO: task kworker/0:210:5499 blocked for more than 466 seconds. [ 1339.758620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.758644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.758665][ T32] task:kworker/0:210 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.758733][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.758831][ T32] Call trace: [ 1339.758906][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1339.759222][ T32] r4:855d4800 ** 1 printk messages dropped ** [ 1339.759285][ T32] r5:855d4800 r4:829189bc [ 1339.759304][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.759468][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.759792][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.760086][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.761173][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.761428][ T32] r4:855207c0 ** 2 printk messages dropped ** [ 1339.762059][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.762669][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.762949][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1339.763481][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1339.763741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.763788][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.763877][ T32] r4:85004e00 [ 1339.763900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.764025][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.764097][ T32] r4:00000001 [ 1339.764137][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.764173][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.764198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.764224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.764260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.764568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.764611][ T32] r4:8501e100 [ 1339.764895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.764940][ T32] INFO: task kworker/0:211:5500 blocked for more than 466 seconds. [ 1339.764970][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.764992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.765228][ T32] task:kworker/0:211 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.765294][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.765354][ T32] Call trace: [ 1339.765794][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.765848][ T32] r10:829189c0 r9:eba5dd84 r8:00000002 r7:60000113 r6:eba5dd8c r5:855d6c00 [ 1339.765870][ T32] r4:855d6c00 [ 1339.765888][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.765928][ T32] r5:855d6c00 r4:829189bc [ 1339.765946][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.765984][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.766091][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 [ 1339.766181][ T32] r4:00000000 [ 1339.800618][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.800877][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.801012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.801143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520b40 [ 1339.801231][ T32] r4:00000000 [ 1339.801258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.801360][ T32] r9:83018005 r8:855d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.801419][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.801516][ T32] r5:00001000 r4:ebb0b000 [ 1339.801566][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.801654][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.801761][ T32] r5:8564df8c r4:8564dc00 [ 1339.801806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.801894][ T32] r7:dddced40 r6:83018000 r5:8564df8c r4:8457fe80 [ 1339.801974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.802076][ T32] r10:61c88647 r9:855d6c00 r8:8457feac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.802145][ T32] r4:8457fe80 [ 1339.802200][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1339.802347][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.802652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.804237][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.804983][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1339.805310][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1339.805766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.814449][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.814821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.815047][ T32] r5:855d6000 r4:829189bc ** 1 printk messages dropped ** [ 1339.815140][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.815841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.816215][ T32] r4:8457ff80 ** 6 printk messages dropped ** [ 1339.827027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.827054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.827083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.827105][ T32] r4:85520b80 [ 1339.827578][ T32] INFO: task kworker/0:212:5503 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.827616][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.827685][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.827921][ T32] Call trace: [ 1339.827972][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.828025][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.828209][ T32] r4:00000000 [ 1339.828233][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.828288][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.828351][ T32] dd20: 8ae05000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.828409][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.828440][ T32] dd60: 800f0113 ffffffff [ 1339.828468][ T32] r5:800f0113 r4:80239bb0 [ 1339.828648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.828952][ T32] r4:82ac11e4 [ 1339.829023][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.829070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.829119][ T32] r4:e06cddc0 [ 1339.829171][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.829305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.829335][ T32] r4:00000000 [ 1339.829355][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.829397][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.829449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.829547][ T32] r5:00001000 r4:dfd83000 [ 1339.829616][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.829731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.829782][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.829802][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.829879][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.830076][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.830137][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.830177][ T32] r4:85004e00 [ 1339.830280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.830345][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.830396][ T32] r4:00000001 [ 1339.830421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.830457][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.830487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.830588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.830662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.830769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.830800][ T32] r4:8501e100 [ 1339.831071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.831109][ T32] INFO: task kworker/0:213:5505 blocked for more than 466 seconds. [ 1339.831156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.831183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.831204][ T32] task:kworker/0:213 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.831250][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.831370][ T32] Call trace: [ 1339.831468][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.831567][ T32] r10:829189c0 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:84c68000 ** 2 printk messages dropped ** [ 1339.831758][ T32] r5:84c68000 r4:829189bc [ 1339.831783][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.831870][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 ** 7 printk messages dropped ** [ 1339.832307][ T32] r9:83018005 r8:84c68000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 8 printk messages dropped ** [ 1339.832847][ T32] r10:61c88647 r9:84c68000 r8:8550b0ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.833204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.833967][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1339.834226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.834247][ T32] r4:e06cddc0 [ 1339.834265][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.834365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.834390][ T32] r4:00000000 [ 1339.834409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.834466][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.834490][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.834572][ T32] r5:00001000 r4:dfd83000 [ 1339.834640][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.834684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.834729][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.834747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.834789][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.834809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.834852][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.834905][ T32] r4:85004e00 [ 1339.834927][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.834973][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.835033][ T32] r4:00000001 [ 1339.835055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.835089][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.835113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.835140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.835271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.835302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.835323][ T32] r4:8501e100 [ 1339.835342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.835404][ T32] INFO: task kworker/0:214:5506 blocked for more than 466 seconds. [ 1339.835434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.835463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.835484][ T32] task:kworker/0:214 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.835585][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.835628][ T32] Call trace: [ 1339.835751][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.835829][ T32] r10:829189c0 r9:ebb1dd84 r8:00000002 r7:60000113 r6:ebb1dd8c r5:84c68c00 [ 1339.835910][ T32] r4:84c68c00 [ 1339.835931][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.835971][ T32] r5:84c68c00 r4:829189bc [ 1339.836017][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.836086][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.836164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1339.836194][ T32] r4:00000000 [ 1339.836286][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.859186][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.859280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.859326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520e00 [ 1339.859350][ T32] r4:00000000 [ 1339.859369][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.859435][ T32] r9:83018005 r8:84c68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1339.859464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.859509][ T32] r5:00001000 r4:ebb1f000 [ 1339.859528][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.859568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.859606][ T32] r5:8564e78c r4:8564e400 [ 1339.859625][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.859668][ T32] r7:dddced40 r6:83018000 r5:8564e78c r4:8550b180 [ 1339.859687][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.859739][ T32] r10:61c88647 r9:84c68c00 r8:8550b1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.859760][ T32] r4:8550b180 [ 1339.859830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.859879][ T32] r10:00000000 r9:8550b180 r8:8027ecf4 r7:ebb15e60 r6:8550b200 r5:84c68c00 [ 1339.859906][ T32] r4:00000001 [ 1339.859926][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.859963][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) ** 1 printk messages dropped ** [ 1339.860019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.861280][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1339.861823][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1339.862247][ T32] r5:84ff7f8c r4:84ff7c00 ** 7 printk messages dropped ** [ 1339.862562][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1339.862798][ T32] INFO: task kworker/0:215:5508 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.863466][ T32] r5:84c6a400 r4:829189bc ** 5 printk messages dropped ** [ 1339.863676][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1339.864302][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1339.865233][ T32] Call trace: ** 10 printk messages dropped ** [ 1339.865559][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.865764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.865785][ T32] r4:00000000 [ 1339.865803][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.865844][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.865864][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.865934][ T32] r5:00001000 r4:dfd83000 [ 1339.865958][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.866146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.866188][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.866236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.886824][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.886869][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.886945][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.886969][ T32] r4:85004e00 [ 1339.886988][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.887033][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.887069][ T32] r4:00000001 [ 1339.887093][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.887133][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.887202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.887465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.887604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.887720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.887755][ T32] r4:8501e100 [ 1339.887781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.887811][ T32] INFO: task kworker/0:216:5511 blocked for more than 466 seconds. [ 1339.887843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.887871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.887894][ T32] task:kworker/0:216 state:D stack:0 pid:5511 tgid:5511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.888125][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.888277][ T32] Call trace: [ 1339.888340][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.888560][ T32] r5:84c6bc00 r4:829189bc [ 1339.888581][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.888973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fb040 ** 13 printk messages dropped ** [ 1339.889895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1339.890941][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1339.891378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1339.892110][ T32] r4:85004e00 ** 7 printk messages dropped ** [ 1339.892324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.892967][ T32] r4:84c69800 ** 1 printk messages dropped ** [ 1339.893026][ T32] r5:84c69800 r4:829189bc ** 5 printk messages dropped ** [ 1339.893472][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.893511][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.893553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fb3c0 [ 1339.893574][ T32] r4:00000000 [ 1339.893706][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.893763][ T32] r9:83018005 r8:84c69800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1339.893905][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.893949][ T32] r5:00001000 r4:e05a5000 [ 1339.893970][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.894007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.894046][ T32] r5:8564f78c r4:8564f400 [ 1339.894064][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.894160][ T32] r7:dddced40 r6:83018000 r5:8564f78c r4:8550b480 [ 1339.894184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.894229][ T32] r10:61c88647 r9:84c69800 r8:8550b4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.894250][ T32] r4:8550b480 [ 1339.894269][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.894381][ T32] r10:00000000 r9:8550b480 r8:8027ecf4 r7:ebb09e60 r6:8550b500 r5:84c69800 [ 1339.894408][ T32] r4:00000001 [ 1339.894426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.894460][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1339.894486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.894513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.894631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.894744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.895023][ T32] r4:854fb280 [ 1339.895284][ T32] INFO: task kworker/0:217:5514 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.895316][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.895496][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.895535][ T32] Call trace: [ 1339.895564][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.895610][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.895632][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.895798][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 5 printk messages dropped ** [ 1339.896105][ T32] r4:82ac11e4 [ 1339.896262][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.910348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.910401][ T32] r4:e06cddc0 [ 1339.910426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.910490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.910523][ T32] r4:00000000 [ 1339.910602][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.910676][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.910706][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.910749][ T32] r5:00001000 r4:dfd83000 [ 1339.910786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.910830][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.910870][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.911008][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.911310][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.911343][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.911455][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.911517][ T32] r4:85004e00 ** 2 printk messages dropped ** [ 1339.911653][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.912068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1339.912577][ T32] r4:84c6c800 ** 1 printk messages dropped ** [ 1339.912734][ T32] r5:84c6c800 r4:829189bc [ 1339.912768][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.912979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.913111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fb540 ** 9 printk messages dropped ** [ 1339.913546][ T32] r7:dddced40 r6:83018000 r5:8564fb8c r4:8550b580 ** 8 printk messages dropped ** [ 1339.913799][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.914823][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.915261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1339.915656][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 10 printk messages dropped ** [ 1339.938171][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.938505][ T32] r4:8501e100 [ 1339.938529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.938570][ T32] INFO: task kworker/0:219:5517 blocked for more than 466 seconds. [ 1339.938617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.938646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.938713][ T32] task:kworker/0:219 state:D stack:0 pid:5517 tgid:5517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.938781][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.938876][ T32] Call trace: [ 1339.939007][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.939145][ T32] r10:829189c0 r9:eb9edd84 r8:00000002 r7:60000013 r6:eb9edd8c r5:84c6d400 [ 1339.939198][ T32] r4:84c6d400 [ 1339.939243][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.939312][ T32] r5:84c6d400 r4:829189bc [ 1339.939335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.939463][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.939515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1339.939577][ T32] r4:00000000 [ 1339.939599][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.939702][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.939746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.939787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fb940 [ 1339.939909][ T32] r4:00000000 [ 1339.939937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.939994][ T32] r9:83018005 r8:84c6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1339.940018][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.940197][ T32] r5:00001000 r4:eb2dd000 [ 1339.940226][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.940270][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.940425][ T32] r5:8565838c r4:85658000 [ 1339.940456][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.940524][ T32] r7:dddced40 r6:83018000 r5:8565838c r4:8550b680 [ 1339.940545][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.940590][ T32] r10:61c88647 r9:84c6d400 r8:8550b6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.940703][ T32] r4:8550b680 [ 1339.940727][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.940773][ T32] r10:00000000 r9:8550b680 r8:8027ecf4 r7:eb981e60 r6:8550b700 r5:84c6d400 [ 1339.940844][ T32] r4:00000001 [ 1339.940866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.940900][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1339.940926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.940953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.940979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.941006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.941122][ T32] r4:854fb480 [ 1339.941590][ T32] INFO: task kworker/0:219:5517 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.941625][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.941716][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.941760][ T32] Call trace: [ 1339.941789][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.942014][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.942043][ T32] r4:00000000 [ 1339.942063][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.942102][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.942131][ T32] dd20: 8c5a0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.942158][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1339.942181][ T32] dd60: 800f0113 ffffffff [ 1339.942215][ T32] r5:800f0113 r4:80239bb0 [ 1339.942238][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.942278][ T32] r4:82ac11e4 [ 1339.942298][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.942425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1339.942508][ T32] r4:e06cddc0 [ 1339.942532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.942577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1339.942600][ T32] r4:00000000 [ 1339.942675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.942731][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.942753][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.942793][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1339.942889][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1339.943478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.944703][ T32] INFO: task kworker/0:220:5518 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.945605][ T32] r5:84c6e000 r4:829189bc [ 1339.945627][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.945710][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.946044][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.966326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.967018][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) ** 6 printk messages dropped ** [ 1339.967685][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.968253][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1339.968538][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.968588][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.968631][ T32] r5:00001000 r4:dfd83000 [ 1339.968679][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.968730][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.968771][ T32] r5:84ff7f8c r4:84ff7c00 [ 1339.968791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.968908][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1339.968932][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.968977][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.968999][ T32] r4:85004e00 [ 1339.969017][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.969061][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1339.969121][ T32] r4:00000001 [ 1339.969143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.969258][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1339.969314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.969350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.969377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.969479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.969506][ T32] r4:8501e100 [ 1339.969527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.969553][ T32] INFO: task kworker/0:221:5521 blocked for more than 466 seconds. [ 1339.969584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.969607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.969626][ T32] task:kworker/0:221 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.969670][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.969716][ T32] Call trace: [ 1339.969745][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.969828][ T32] r10:829189c0 r9:eba0dd84 r8:00000002 r7:60000013 r6:eba0dd8c r5:84c6ec00 [ 1339.969853][ T32] r4:84c6ec00 [ 1339.969873][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.969942][ T32] r5:84c6ec00 r4:829189bc [ 1339.969970][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.970009][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.970054][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1339.970075][ T32] r4:00000000 [ 1339.970094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.970183][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.970223][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.970280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fbc40 [ 1339.970302][ T32] r4:00000000 [ 1339.970320][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.970360][ T32] r9:83018005 r8:84c6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1339.970380][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.970417][ T32] r5:00001000 r4:eb39f000 [ 1339.970441][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.970484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970523][ T32] r5:85658b8c r4:85658800 [ 1339.970541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.970582][ T32] r7:dddced40 r6:83018000 r5:85658b8c r4:8550b880 [ 1339.970720][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.970773][ T32] r10:61c88647 r9:84c6ec00 r8:8550b8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.970795][ T32] r4:8550b880 [ 1339.970855][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.970900][ T32] r10:00000000 r9:8550b880 r8:8027ecf4 r7:eb9ede60 r6:8550b900 r5:84c6ec00 [ 1339.970922][ T32] r4:00000001 [ 1339.970940][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.970977][ T32] Exception stack(0xeba0dfb0 to 0xeba0dff8) [ 1339.971003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.971039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.971067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.971185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.971210][ T32] r4:854fb900 [ 1339.971453][ T32] INFO: task kworker/0:221:5521 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1339.971500][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.971585][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.971647][ T32] Call trace: [ 1339.971676][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.971730][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1339.971752][ T32] r4:00000000 [ 1339.971770][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.971806][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1339.971835][ T32] dd20: 8cbfd000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1339.971862][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1339.972203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1339.972648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.973164][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.973823][ T32] INFO: task kworker/0:222:5522 blocked for more than 466 seconds. [ 1339.973903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.973952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.973995][ T32] task:kworker/0:222 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.974043][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.974084][ T32] Call trace: [ 1339.974114][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.974158][ T32] r10:829189c0 r9:ebb3dd84 r8:00000002 r7:60000013 r6:ebb3dd8c r5:84c6b000 [ 1339.974240][ T32] r4:84c6b000 [ 1339.974267][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.974307][ T32] r5:84c6b000 r4:829189bc [ 1339.974326][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.974466][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.974514][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1339.974539][ T32] r4:00000000 [ 1339.974558][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.974613][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.974652][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.974726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fba00 [ 1339.974752][ T32] r4:00000000 [ 1339.974770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.974810][ T32] r9:83018005 r8:84c6b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1339.975082][ T32] r5:8565878c r4:85658400 ** 4 printk messages dropped ** [ 1339.975340][ T32] r4:8550b980 ** 6 printk messages dropped ** [ 1339.975552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.002083][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1340.002453][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1340.002766][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1340.003353][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1340.003790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.004329][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.004643][ T32] r5:84cc8000 r4:829189bc ** 2 printk messages dropped ** [ 1340.004752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 ** 9 printk messages dropped ** [ 1340.005179][ T32] r5:00001000 r4:eb4d7000 ** 6 printk messages dropped ** [ 1340.005394][ T32] r10:61c88647 r9:84cc8000 r8:8550baac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.005679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.020085][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.020149][ T32] r4:00000000 [ 1340.020252][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.020308][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.020405][ T32] dd20: 8dad4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.020442][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.020465][ T32] dd60: 800f0113 ffffffff [ 1340.020513][ T32] r5:800f0113 r4:80239bb0 [ 1340.020534][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.020578][ T32] r4:82ac11e4 [ 1340.020597][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.020677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.020734][ T32] r4:e06cddc0 [ 1340.020811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.020900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.020963][ T32] r4:00000000 [ 1340.020991][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.021034][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.021067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.021110][ T32] r5:00001000 r4:dfd83000 [ 1340.021129][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.021168][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.021319][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.021369][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.021416][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.021436][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.021479][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.021617][ T32] r4:85004e00 [ 1340.021640][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.021684][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.021728][ T32] r4:00000001 [ 1340.021751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.021788][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.021815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.021842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.021867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.021894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.021915][ T32] r4:8501e100 [ 1340.021936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.021967][ T32] INFO: task kworker/0:224:5527 blocked for more than 466 seconds. [ 1340.022112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.022144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.022165][ T32] task:kworker/0:224 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.022213][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.022251][ T32] Call trace: [ 1340.022280][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.022325][ T32] r10:829189c0 r9:ebb49d84 r8:00000002 r7:60000013 r6:ebb49d8c r5:84cc8c00 [ 1340.022346][ T32] r4:84cc8c00 [ 1340.022496][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.022543][ T32] r5:84cc8c00 r4:829189bc [ 1340.022664][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.022854][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.023609][ T32] r5:8565938c r4:85659000 ** 4 printk messages dropped ** [ 1340.023761][ T32] r4:8550bb80 ** 6 printk messages dropped ** [ 1340.024055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.025372][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.025649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1340.026301][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.047177][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.047570][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1340.048164][ T32] r5:84cc9800 r4:829189bc [ 1340.048220][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.048543][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.049137][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.049762][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) ** 6 printk messages dropped ** [ 1340.050581][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1340.051450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1340.051571][ T32] r4:e06cddc0 [ 1340.051593][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.051634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.051736][ T32] r4:00000000 [ 1340.051764][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.051807][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.052080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.052215][ T32] r5:00001000 r4:dfd83000 [ 1340.052238][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.052279][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.052329][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.052463][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.052532][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.052553][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.052608][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.052633][ T32] r4:85004e00 [ 1340.052729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.052777][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.052802][ T32] r4:00000001 [ 1340.052921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.053019][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.053189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.053220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.053423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.053459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.053481][ T32] r4:8501e100 [ 1340.053500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.053526][ T32] INFO: task kworker/0:226:5531 blocked for more than 466 seconds. [ 1340.053660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.053692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.053717][ T32] task:kworker/0:226 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.053868][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.053911][ T32] Call trace: [ 1340.054158][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.054206][ T32] r10:829189c0 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:84cca400 [ 1340.054228][ T32] r4:84cca400 [ 1340.054246][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.054284][ T32] r5:84cca400 r4:829189bc [ 1340.054304][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.054482][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.054531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1340.054562][ T32] r4:00000000 [ 1340.054720][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.054764][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.054988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.055096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520d40 [ 1340.055161][ T32] r4:00000000 [ 1340.055187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.055253][ T32] r9:83018005 r8:84cca400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1340.055279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.055480][ T32] r5:00001000 r4:eb54f000 [ 1340.055506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.055546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.055584][ T32] r5:8565978c r4:85659400 [ 1340.055709][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.055886][ T32] r7:dddced40 r6:83018000 r5:8565978c r4:8550bd80 [ 1340.055914][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.056083][ T32] r10:61c88647 r9:84cca400 r8:8550bdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.056113][ T32] r4:8550bd80 [ 1340.056131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.056261][ T32] r10:00000000 r9:8550bd80 r8:8027ecf4 r7:ebb4de60 r6:8550be00 r5:84cca400 [ 1340.076954][ T32] r4:00000001 [ 1340.076998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.077060][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1340.077090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.077119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.077144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.077175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.077197][ T32] r4:84583fc0 [ 1340.077667][ T32] INFO: task kworker/0:226:5531 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.077711][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.077782][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.077832][ T32] Call trace: [ 1340.077879][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.077935][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.077958][ T32] r4:00000000 [ 1340.077977][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.078015][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.078044][ T32] dd20: 8e3fe000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.078074][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.078097][ T32] dd60: 800f0113 ffffffff [ 1340.078120][ T32] r5:800f0113 r4:80239bb0 [ 1340.078139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.078181][ T32] r4:82ac11e4 [ 1340.078201][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.078242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.078265][ T32] r4:e06cddc0 [ 1340.078285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.078325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.078368][ T32] r4:00000000 [ 1340.078393][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.078436][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.078457][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.078496][ T32] r5:00001000 r4:dfd83000 [ 1340.078515][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.078554][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.078593][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.078613][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.078656][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.078676][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.078726][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.078749][ T32] r4:85004e00 [ 1340.078770][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.079010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1340.079361][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.079517][ T32] r5:84ccb000 r4:829189bc ** 3 printk messages dropped ** [ 1340.079763][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.079981][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.080163][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.080534][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.080752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.080785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.080808][ T32] r4:844f8200 [ 1340.081070][ T32] INFO: task kworker/0:227:5532 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.081103][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.081157][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.081197][ T32] Call trace: [ 1340.081225][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.081273][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.081296][ T32] r4:00000000 [ 1340.081316][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.081353][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.081382][ T32] dd20: 8e3fe000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.081437][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.081465][ T32] dd60: 800f0113 ffffffff [ 1340.081511][ T32] r5:800f0113 r4:80239bb0 [ 1340.081534][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.081575][ T32] r4:82ac11e4 [ 1340.081594][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.081636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.081658][ T32] r4:e06cddc0 [ 1340.081676][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.081721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.081744][ T32] r4:00000000 [ 1340.081764][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.081817][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.081842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.081883][ T32] r5:00001000 r4:dfd83000 [ 1340.081926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.081970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.082009][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.082028][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.082252][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.082386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.082692][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.082919][ T32] r5:84ccbc00 r4:829189bc [ 1340.082938][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.082977][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.083021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1340.083043][ T32] r4:00000000 [ 1340.083062][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.083098][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.083134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.083174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f8380 [ 1340.083198][ T32] r4:00000000 [ 1340.083217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.083318][ T32] r9:83018005 r8:84ccbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1340.083343][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.083410][ T32] r5:00001000 r4:eb69d000 [ 1340.083433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.083473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.083511][ T32] r5:8565a38c r4:8565a000 [ 1340.083530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.083570][ T32] r7:dddced40 r6:83018000 r5:8565a38c r4:8550bf80 [ 1340.083592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.083637][ T32] r10:61c88647 r9:84ccbc00 r8:8550bfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.083659][ T32] r4:8550bf80 [ 1340.083677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.083725][ T32] r10:00000000 r9:8550bf80 r8:8027ecf4 r7:ebb51e60 r6:85211000 r5:84ccbc00 [ 1340.083748][ T32] r4:00000001 [ 1340.083766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.083799][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1340.083826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.083854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.083880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.083908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.083929][ T32] r4:844f8240 [ 1340.084174][ T32] INFO: task kworker/0:228:5536 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.084208][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.084297][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.084357][ T32] Call trace: [ 1340.084389][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.084460][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.084525][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.084696][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1340.084870][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1340.084985][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.085234][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1340.085431][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.085826][ T32] INFO: task kworker/0:229:5537 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.086245][ T32] r5:84ccc800 r4:829189bc [ 1340.107567][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.107755][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 ** 8 printk messages dropped ** [ 1340.108130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.108670][ T32] r4:85211080 ** 6 printk messages dropped ** [ 1340.109057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.109903][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.110151][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1340.110232][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1340.110508][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1340.110881][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.110928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.110979][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.111041][ T32] r4:85004e00 [ 1340.111064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.111108][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.111130][ T32] r4:00000001 [ 1340.111148][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.111182][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.111207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.111233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.111258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.111285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.111307][ T32] r4:8501e100 [ 1340.111328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.111356][ T32] INFO: task kworker/0:230:5539 blocked for more than 466 seconds. [ 1340.111448][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.111484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.111505][ T32] task:kworker/0:230 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.111549][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.111628][ T32] Call trace: [ 1340.111661][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.111706][ T32] r10:829189c0 r9:ebb61d84 r8:00000002 r7:60000113 r6:ebb61d8c r5:84ccd400 [ 1340.111812][ T32] r4:84ccd400 [ 1340.111836][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.111877][ T32] r5:84ccd400 r4:829189bc [ 1340.111896][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.112008][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.112056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 [ 1340.112078][ T32] r4:00000000 [ 1340.112096][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.112132][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.112169][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.112209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f8440 [ 1340.112230][ T32] r4:00000000 [ 1340.112305][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.112410][ T32] r9:83018005 r8:84ccd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1340.112436][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.112519][ T32] r5:00001000 r4:eb6df000 [ 1340.112549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.112647][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.112690][ T32] r5:8565a78c r4:8565a400 [ 1340.112709][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.112755][ T32] r7:dddced40 r6:83018000 r5:8565a78c r4:85211180 [ 1340.112846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.112894][ T32] r10:61c88647 r9:84ccd400 r8:852111ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.112917][ T32] r4:85211180 [ 1340.112976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.113021][ T32] r10:00000000 r9:85211180 r8:8027ecf4 r7:ebb5de60 r6:85211200 r5:84ccd400 [ 1340.113045][ T32] r4:00000001 [ 1340.113063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.113096][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) [ 1340.113121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.113148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.113173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.113200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.113222][ T32] r4:844f8600 [ 1340.113504][ T32] INFO: task kworker/0:230:5539 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 6 printk messages dropped ** [ 1340.113836][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1340.114232][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1340.114418][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 10 printk messages dropped ** [ 1340.114791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.115150][ T32] INFO: task kworker/0:231:5541 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.115512][ T32] r5:84cce000 r4:829189bc [ 1340.115543][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.115584][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.115922][ T32] r9:83018005 r8:84cce000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1340.138269][ T32] r10:61c88647 r9:84cce000 r8:852112ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.138628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.139422][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.139702][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1340.140034][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1340.140228][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 10 printk messages dropped ** [ 1340.140721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1340.140871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.140899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.140924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.140953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.140974][ T32] r4:8501e100 [ 1340.140995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.141060][ T32] INFO: task kworker/0:232:5543 blocked for more than 466 seconds. [ 1340.141102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.141126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.141147][ T32] task:kworker/0:232 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.141231][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.141333][ T32] Call trace: [ 1340.141381][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.141455][ T32] r10:829189c0 r9:ebb69d84 r8:00000002 r7:60000113 r6:ebb69d8c r5:84ccec00 [ 1340.141485][ T32] r4:84ccec00 [ 1340.141505][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.141545][ T32] r5:84ccec00 r4:829189bc [ 1340.141564][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.141603][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.141658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 1340.141689][ T32] r4:00000000 [ 1340.141708][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.141745][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.141802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.141873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f8ac0 [ 1340.141902][ T32] r4:00000000 [ 1340.141921][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.141980][ T32] r9:83018005 r8:84ccec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1340.142003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.142042][ T32] r5:00001000 r4:eb855000 [ 1340.142062][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.142098][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.142135][ T32] r5:8565b78c r4:8565b400 [ 1340.142154][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.142194][ T32] r7:dddced40 r6:83018000 r5:8565b78c r4:85211380 [ 1340.142213][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.142256][ T32] r10:61c88647 r9:84ccec00 r8:852113ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.142277][ T32] r4:85211380 [ 1340.142306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.142351][ T32] r10:00000000 r9:85211380 r8:8027ecf4 r7:ebb65e60 r6:85211400 r5:84ccec00 [ 1340.142371][ T32] r4:00000001 [ 1340.142413][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.142480][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1340.142512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.142540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.142565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.142615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.142639][ T32] r4:844f8880 [ 1340.142928][ T32] INFO: task kworker/0:232:5543 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.142968][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.143054][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.143096][ T32] Call trace: [ 1340.143124][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.143186][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.143211][ T32] r4:00000000 [ 1340.143238][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.143289][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.143319][ T32] dd20: 8f09d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.143416][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 4 printk messages dropped ** [ 1340.143634][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1340.144089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.144424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.144808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.145099][ T32] task:kworker/0:233 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.145629][ T32] r5:85690000 r4:829189bc ** 1 printk messages dropped ** [ 1340.145691][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.146024][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.177131][ T32] r5:8565b38c r4:8565b000 ** 5 printk messages dropped ** [ 1340.177431][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.177911][ T32] r4:844f8b40 ** 6 printk messages dropped ** [ 1340.178769][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.179126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1340.179398][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 10 printk messages dropped ** [ 1340.179800][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.180289][ T32] INFO: task kworker/0:234:5547 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.181005][ T32] r5:85690c00 r4:829189bc [ 1340.181051][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.181414][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1340.181864][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.182136][ T32] r10:00000000 r9:85211580 r8:8027ecf4 r7:ebb69e60 r6:85211600 r5:85690c00 [ 1340.182157][ T32] r4:00000001 [ 1340.182188][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.182225][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1340.182250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.182277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.182304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.182332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.182353][ T32] r4:844f8b00 [ 1340.182636][ T32] INFO: task kworker/0:234:5547 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.182669][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.182728][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.182832][ T32] Call trace: [ 1340.182901][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.182951][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.182998][ T32] r4:00000000 [ 1340.183025][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.183064][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.183092][ T32] dd20: 8f8bf000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.183119][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.183142][ T32] dd60: 800f0113 ffffffff [ 1340.183176][ T32] r5:800f0113 r4:80239bb0 [ 1340.183221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.183270][ T32] r4:82ac11e4 [ 1340.183289][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.183330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.183351][ T32] r4:e06cddc0 [ 1340.183369][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.183410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.183432][ T32] r4:00000000 [ 1340.183463][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.183514][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.183535][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.183616][ T32] r5:00001000 r4:dfd83000 [ 1340.183638][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.183677][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.183717][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.183739][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.183792][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.183815][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.183860][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.183883][ T32] r4:85004e00 [ 1340.183901][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.183944][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.183966][ T32] r4:00000001 [ 1340.183984][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.184037][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.184088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.184118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.184145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.184181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.184206][ T32] r4:8501e100 [ 1340.184227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.184280][ T32] INFO: task kworker/0:235:5549 blocked for more than 466 seconds. [ 1340.184315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.184348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.184372][ T32] task:kworker/0:235 state:D stack:0 pid:5549 tgid:5549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.184427][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.184504][ T32] Call trace: [ 1340.184564][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.184612][ T32] r10:829189c0 r9:ebb75d84 r8:00000002 r7:60000013 r6:ebb75d8c r5:85691800 [ 1340.184633][ T32] r4:85691800 [ 1340.184677][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.184722][ T32] r5:85691800 r4:829189bc [ 1340.184764][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.184805][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.184879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 [ 1340.184924][ T32] r4:00000000 [ 1340.184945][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.184985][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.185021][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.185072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f8e80 [ 1340.185096][ T32] r4:00000000 [ 1340.185115][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.185174][ T32] r9:83018005 r8:85691800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1340.185199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.185239][ T32] r5:00001000 r4:eb9a3000 [ 1340.185289][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.185330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.185368][ T32] r5:8565bf8c r4:8565bc00 [ 1340.185387][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.185428][ T32] r7:dddced40 r6:83018000 r5:8565bf8c r4:85211680 [ 1340.185448][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.185497][ T32] r10:61c88647 r9:85691800 r8:852116ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.185519][ T32] r4:85211680 [ 1340.185537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.185578][ T32] r10:00000000 r9:85211680 r8:8027ecf4 r7:ebb71e60 r6:85211700 r5:85691800 [ 1340.185601][ T32] r4:00000001 [ 1340.185619][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.185651][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1340.185676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.185703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.185728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.185754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.185775][ T32] r4:844f8e00 [ 1340.186080][ T32] INFO: task kworker/0:235:5549 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.186117][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.186187][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.209328][ T32] Call trace: [ 1340.209388][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.209465][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.209510][ T32] r4:00000000 [ 1340.209534][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.209576][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.209608][ T32] dd20: 8fc21000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.209636][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.209659][ T32] dd60: 800f0113 ffffffff [ 1340.209711][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.209926][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1340.210121][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1340.210501][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.210882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1340.211281][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.211480][ T32] r5:85692400 r4:829189bc ** 3 printk messages dropped ** [ 1340.211634][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.211774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1340.212220][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1340.212930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1340.213940][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 2 printk messages dropped ** [ 1340.214056][ T32] dd60: 800f0113 ffffffff [ 1340.214079][ T32] r5:800f0113 r4:80239bb0 [ 1340.214098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.214160][ T32] r4:82ac11e4 [ 1340.214183][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.214241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.214266][ T32] r4:e06cddc0 [ 1340.214286][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.214347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.214392][ T32] r4:00000000 [ 1340.214414][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.214456][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.214483][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.214528][ T32] r5:00001000 r4:dfd83000 [ 1340.214559][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.214601][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.214646][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.214685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.214782][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.214806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.214851][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.214901][ T32] r4:85004e00 [ 1340.214954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.215012][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.215035][ T32] r4:00000001 [ 1340.215078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.215116][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.215156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.215204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.215231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.215288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.215334][ T32] r4:8501e100 [ 1340.215369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.215397][ T32] INFO: task kworker/0:237:5552 blocked for more than 466 seconds. [ 1340.215423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.215447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.215505][ T32] task:kworker/0:237 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.215598][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.215665][ T32] Call trace: [ 1340.215711][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.215777][ T32] r10:829189c0 r9:ebb55d84 r8:00000002 r7:60000113 r6:ebb55d8c r5:85693000 [ 1340.215802][ T32] r4:85693000 [ 1340.215820][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.215861][ T32] r5:85693000 r4:829189bc [ 1340.215879][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.215917][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.215969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1340.215991][ T32] r4:00000000 [ 1340.216010][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.216047][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.216082][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.216153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85204040 [ 1340.216178][ T32] r4:00000000 [ 1340.216197][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.233519][ T32] r9:83018005 r8:85693000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1340.233600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.233673][ T32] r5:00001000 r4:eb9ad000 [ 1340.233694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.233741][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.233782][ T32] r5:8566038c r4:85660000 [ 1340.233801][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.233909][ T32] r10:61c88647 r9:85693000 r8:852118ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.234154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.235029][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.235253][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1340.235595][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1340.235774][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.236062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.243051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.243389][ T32] r5:85693c00 r4:829189bc [ 1340.243409][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.243911][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.244143][ T32] r5:8566078c r4:85660400 ** 4 printk messages dropped ** [ 1340.244410][ T32] r4:85211980 ** 5 printk messages dropped ** [ 1340.244719][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.245653][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1340.246116][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1340.259908][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1340.260755][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 7 printk messages dropped ** [ 1340.261015][ T32] r4:8501e100 [ 1340.261076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.261115][ T32] INFO: task kworker/0:239:5556 blocked for more than 466 seconds. [ 1340.261151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.261176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.261206][ T32] task:kworker/0:239 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.261297][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.261345][ T32] Call trace: [ 1340.261390][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.261445][ T32] r10:829189c0 r9:ebb81d84 r8:00000002 r7:60000013 r6:ebb81d8c r5:85694800 [ 1340.261474][ T32] r4:85694800 [ 1340.261495][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.261536][ T32] r5:85694800 r4:829189bc [ 1340.261556][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.261594][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.261640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1340.261690][ T32] r4:00000000 [ 1340.261715][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.261785][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.261828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.261869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852043c0 [ 1340.261891][ T32] r4:00000000 [ 1340.261938][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.262001][ T32] r9:83018005 r8:85694800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1340.262026][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.262151][ T32] r5:00001000 r4:eb9f7000 [ 1340.262189][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.262229][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.262268][ T32] r5:85660b8c r4:85660800 [ 1340.262358][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.262408][ T32] r7:dddced40 r6:83018000 r5:85660b8c r4:85211a80 [ 1340.262473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.262525][ T32] r10:61c88647 r9:85694800 r8:85211aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.262548][ T32] r4:85211a80 [ 1340.262566][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.262608][ T32] r10:00000000 r9:85211a80 r8:8027ecf4 r7:ebb79e60 r6:85211b00 r5:85694800 [ 1340.262629][ T32] r4:00000001 [ 1340.262647][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.262682][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1340.262708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.262761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.262807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.262835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.262857][ T32] r4:85204180 [ 1340.263377][ T32] INFO: task kworker/0:239:5556 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.263419][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.263488][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.263532][ T32] Call trace: [ 1340.263585][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.263637][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.263660][ T32] r4:00000000 [ 1340.263679][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.263725][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.263870][ T32] dd20: 9092f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.263904][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.263927][ T32] dd60: 800f0113 ffffffff [ 1340.263950][ T32] r5:800f0113 r4:80239bb0 [ 1340.263970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.264011][ T32] r4:82ac11e4 [ 1340.264030][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.264072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.264094][ T32] r4:e06cddc0 [ 1340.264113][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.264252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.264278][ T32] r4:00000000 [ 1340.264297][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.264338][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.264384][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.264427][ T32] r5:00001000 r4:dfd83000 [ 1340.264446][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.264536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.264578][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.264597][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.264640][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.264678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.264759][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.264784][ T32] r4:85004e00 [ 1340.264816][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.264916][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.265032][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.265147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.265459][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.265663][ T32] r5:85695400 r4:829189bc ** 1 printk messages dropped ** [ 1340.265815][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.266245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.287084][ T32] r4:85211b80 ** 5 printk messages dropped ** [ 1340.287335][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.288232][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1340.288784][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1340.288999][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1340.289402][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.289771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1340.290312][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.290353][ T32] r5:85696000 r4:829189bc ** 2 printk messages dropped ** [ 1340.290457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1340.290488][ T32] r4:00000000 [ 1340.290507][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.290551][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.290589][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.290629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85204780 [ 1340.290651][ T32] r4:00000000 [ 1340.290669][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.290741][ T32] r9:83018005 r8:85696000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1340.290765][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.290803][ T32] r5:00001000 r4:eba25000 [ 1340.290823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.290860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.290897][ T32] r5:8566178c r4:85661400 [ 1340.290916][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.290957][ T32] r7:dddced40 r6:83018000 r5:8566178c r4:85211c80 [ 1340.290981][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.291054][ T32] r10:61c88647 r9:85696000 r8:85211cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.291080][ T32] r4:85211c80 [ 1340.291099][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.291177][ T32] r10:00000000 r9:85211c80 r8:8027ecf4 r7:ebb79e60 r6:85211d00 r5:85696000 [ 1340.291202][ T32] r4:00000001 [ 1340.291261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.291299][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1340.291324][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.291351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.291480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.291513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.291535][ T32] r4:85204580 [ 1340.291827][ T32] INFO: task kworker/0:241:5561 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.291864][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.291921][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.291962][ T32] Call trace: [ 1340.292026][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.292080][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.292103][ T32] r4:00000000 [ 1340.292121][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.292157][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.292185][ T32] dd20: 90f7f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.292213][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.292248][ T32] dd60: 800f0113 ffffffff [ 1340.292274][ T32] r5:800f0113 r4:80239bb0 [ 1340.292418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.292578][ T32] r4:82ac11e4 [ 1340.292604][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.292648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.292670][ T32] r4:e06cddc0 [ 1340.292770][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.292815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.292839][ T32] r4:00000000 [ 1340.292877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.292922][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.292944][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.292984][ T32] r5:00001000 r4:dfd83000 [ 1340.293055][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.293112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.293154][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.293197][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.293256][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.293278][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.293362][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.293386][ T32] r4:85004e00 [ 1340.293429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.293496][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.293542][ T32] r4:00000001 [ 1340.293579][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.293615][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.293641][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.293814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1340.294258][ T32] r4:85696c00 ** 1 printk messages dropped ** [ 1340.294315][ T32] r5:85696c00 r4:829189bc [ 1340.294334][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.294452][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.294687][ T32] r9:83018005 r8:85696c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1340.295098][ T32] r10:61c88647 r9:85696c00 r8:85211dac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.295472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.295998][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.319048][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1340.319264][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1340.319427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.319806][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.319828][ T32] r4:85004e00 [ 1340.319847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.319890][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.319911][ T32] r4:00000001 [ 1340.319929][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.319964][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.319989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.320016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.320041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.320068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.320090][ T32] r4:8501e100 [ 1340.320131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.320168][ T32] INFO: task kworker/0:243:5565 blocked for more than 466 seconds. [ 1340.320201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.320224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.320245][ T32] task:kworker/0:243 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.320330][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.320398][ T32] Call trace: [ 1340.320447][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.320614][ T32] r10:829189c0 r9:ebb95d84 r8:00000002 r7:60000013 r6:ebb95d8c r5:845e0000 [ 1340.320668][ T32] r4:845e0000 [ 1340.320721][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.320787][ T32] r5:845e0000 r4:829189bc [ 1340.320816][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.320858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.320902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 1340.320923][ T32] r4:00000000 [ 1340.320941][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.321018][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.321105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.321149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85204a80 [ 1340.321171][ T32] r4:00000000 [ 1340.321189][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.321252][ T32] r9:83018005 r8:845e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1340.321306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.321370][ T32] r5:00001000 r4:eba43000 [ 1340.321396][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.321435][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.321501][ T32] r5:85661f8c r4:85661c00 [ 1340.321548][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.321598][ T32] r7:dddced40 r6:83018000 r5:85661f8c r4:85211e80 [ 1340.321618][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.321662][ T32] r10:61c88647 r9:845e0000 r8:85211eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.321706][ T32] r4:85211e80 [ 1340.321727][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.321772][ T32] r10:00000000 r9:85211e80 r8:8027ecf4 r7:ebb91e60 r6:85211f00 r5:845e0000 [ 1340.321794][ T32] r4:00000001 [ 1340.321812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.321844][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1340.321869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.321917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.321951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.321978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.322014][ T32] r4:85204840 [ 1340.322488][ T32] INFO: task kworker/0:243:5565 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.322539][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.322695][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.322740][ T32] Call trace: [ 1340.322786][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.322837][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.322881][ T32] r4:00000000 [ 1340.322907][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.322969][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.323004][ T32] dd20: 914c4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.323032][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.323075][ T32] dd60: 800f0113 ffffffff [ 1340.323101][ T32] r5:800f0113 r4:80239bb0 [ 1340.323121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.323180][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1340.323300][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1340.323460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.323819][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1340.323933][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.324172][ T32] INFO: task kworker/0:244:5567 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.324624][ T32] r5:845e1800 r4:829189bc [ 1340.324649][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.324688][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.324983][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.325259][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.325718][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.348592][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1340.348922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1340.349415][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.349827][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1340.350170][ T32] INFO: task kworker/0:245:5569 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.350655][ T32] r5:845e2400 r4:829189bc [ 1340.350677][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.350838][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.351141][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.351350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.351761][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) ** 6 printk messages dropped ** [ 1340.352550][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.352692][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.352775][ T32] Call trace: [ 1340.352863][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.352951][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.352998][ T32] r4:00000000 [ 1340.353059][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.353139][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.353198][ T32] dd20: 91b8e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.353264][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.353293][ T32] dd60: 800f0113 ffffffff [ 1340.353362][ T32] r5:800f0113 r4:80239bb0 [ 1340.353387][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.353429][ T32] r4:82ac11e4 [ 1340.353449][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.353541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.353598][ T32] r4:e06cddc0 [ 1340.353621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.353672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.353721][ T32] r4:00000000 [ 1340.353767][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.353817][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.353876][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.353930][ T32] r5:00001000 r4:dfd83000 [ 1340.353950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.354007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.354075][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.354114][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.354162][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.354182][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.354228][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.354261][ T32] r4:85004e00 [ 1340.354288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.354333][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.354357][ T32] r4:00000001 [ 1340.354385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.354424][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.354451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.354488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.354547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.354578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.354600][ T32] r4:8501e100 [ 1340.354620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.354648][ T32] INFO: task kworker/0:246:5570 blocked for more than 466 seconds. [ 1340.354687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.354723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.354806][ T32] task:kworker/0:246 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.354869][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.354950][ T32] Call trace: [ 1340.354992][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.355040][ T32] r10:829189c0 r9:ebba1d84 r8:00000002 r7:60000013 r6:ebba1d8c r5:845e3c00 [ 1340.355062][ T32] r4:845e3c00 [ 1340.355081][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.355122][ T32] r5:845e3c00 r4:829189bc [ 1340.355159][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.355251][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.355314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 [ 1340.355337][ T32] r4:00000000 [ 1340.355383][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.355429][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.355495][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.355544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844f8f00 [ 1340.355582][ T32] r4:00000000 [ 1340.355605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.355646][ T32] r9:83018005 r8:845e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1340.355667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.355935][ T32] r7:dddced40 r6:83018000 r5:8566278c r4:8547a180 ** 8 printk messages dropped ** [ 1340.372216][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.373114][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.373442][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1340.373671][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1340.373924][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1340.374260][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1340.374809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1340.375347][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.375438][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.375494][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1340.375518][ T32] r4:00000000 [ 1340.375558][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.375598][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.375674][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.375724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467800 [ 1340.375747][ T32] r4:00000000 [ 1340.375765][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.375805][ T32] r9:83018205 r8:85611800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1340.375825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.375862][ T32] r5:00001000 r4:eb667000 [ 1340.375881][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.375941][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.375998][ T32] r5:855db38c r4:855db000 [ 1340.376061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.376111][ T32] r7:ddde2d40 r6:83018200 r5:855db38c r4:84db1a00 [ 1340.376131][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.376174][ T32] r10:61c88647 r9:85611800 r8:84db1a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.376196][ T32] r4:84db1a00 [ 1340.388678][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.388821][ T32] r10:00000000 r9:84db1a00 r8:8027ecf4 r7:eba49e60 r6:84db1a80 r5:85611800 [ 1340.388870][ T32] r4:00000001 [ 1340.388904][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.388955][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1340.388997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.389029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.389076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.389108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.389139][ T32] r4:85229800 [ 1340.389629][ T32] INFO: task kworker/1:968:5573 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.389691][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.389783][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.389855][ T32] Call trace: [ 1340.389886][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.389937][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.389960][ T32] r4:00000000 [ 1340.389980][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.390017][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.390067][ T32] dd20: 92212000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.390124][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.390192][ T32] dd60: 800f0113 ffffffff [ 1340.390219][ T32] r5:800f0113 r4:80239bb0 [ 1340.390283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.390333][ T32] r4:82ac11e4 [ 1340.390354][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.390426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.390471][ T32] r4:e06cddc0 [ 1340.390515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.390562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.390584][ T32] r4:00000000 [ 1340.390602][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.390644][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.390688][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.390753][ T32] r5:00001000 r4:dfd83000 [ 1340.390776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.391014][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.391460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1340.391926][ T32] r10:829189c0 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:85614800 ** 3 printk messages dropped ** [ 1340.392069][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.392195][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 ** 8 printk messages dropped ** [ 1340.392597][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.393047][ T32] r10:00000000 r9:84db1b00 r8:8027ecf4 r7:ebb99e60 r6:84db1b80 r5:85614800 ** 9 printk messages dropped ** [ 1340.393646][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.394299][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1340.394422][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.394668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.395090][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1340.395336][ T32] INFO: task kworker/1:970:5577 blocked for more than 466 seconds. ** 8 printk messages dropped ** [ 1340.395627][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1340.395729][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.396066][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.419670][ T32] r4:84db1c00 ** 6 printk messages dropped ** [ 1340.419898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.420676][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.420727][ T32] Call trace: [ 1340.420772][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.420827][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.420850][ T32] r4:00000000 [ 1340.420869][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.420905][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.420933][ T32] dd20: 92709000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.420961][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.420984][ T32] dd60: 800f0113 ffffffff [ 1340.421006][ T32] r5:800f0113 r4:80239bb0 [ 1340.421025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.421065][ T32] r4:82ac11e4 [ 1340.421084][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.421125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.421147][ T32] r4:e06cddc0 [ 1340.421194][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.421239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.421261][ T32] r4:00000000 [ 1340.421302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.421397][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.421449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.421501][ T32] r5:00001000 r4:dfd83000 [ 1340.421522][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.421582][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.421630][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.421651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.421693][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.421717][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.421776][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.421805][ T32] r4:85004e00 [ 1340.421856][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.421904][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.421967][ T32] r4:00000001 [ 1340.421989][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.422023][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.422073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.422133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.422166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.422215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.422244][ T32] r4:8501e100 [ 1340.422278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.422321][ T32] INFO: task kworker/0:247:5580 blocked for more than 466 seconds. [ 1340.422355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.422379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.422399][ T32] task:kworker/0:247 state:D stack:0 pid:5580 tgid:5580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.422444][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.422489][ T32] Call trace: [ 1340.422539][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.422588][ T32] r10:829189c0 r9:ebbe9d84 r8:00000002 r7:60000113 r6:ebbe9d8c r5:85616000 [ 1340.422610][ T32] r4:85616000 [ 1340.422629][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.422712][ T32] r5:85616000 r4:829189bc [ 1340.422733][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.422789][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.422860][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1340.422889][ T32] r4:00000000 [ 1340.422908][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.422967][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.423011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.423051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85233100 [ 1340.423073][ T32] r4:00000000 [ 1340.423091][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.423131][ T32] r9:83018005 r8:85616000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1340.423174][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.423221][ T32] r5:00001000 r4:ebbe3000 [ 1340.423261][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.423303][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.423358][ T32] r5:85662f8c r4:85662c00 [ 1340.423380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.423443][ T32] r7:dddced40 r6:83018000 r5:85662f8c r4:8547a280 [ 1340.423469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.423536][ T32] r4:8547a280 ** 6 printk messages dropped ** [ 1340.423796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.424412][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1340.424824][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1340.425079][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.425531][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1340.425724][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.426158][ T32] r10:829189c0 r9:ebbfdd84 r8:00000002 r7:60000113 r6:ebbfdd8c r5:85616c00 ** 3 printk messages dropped ** [ 1340.440807][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.441260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.441847][ T32] r10:00000000 r9:8547a300 r8:8027ecf4 r7:ebbe9e60 r6:84db1d80 r5:85616c00 ** 7 printk messages dropped ** [ 1340.442101][ T32] r4:85233180 ** 1 printk messages dropped ** [ 1340.442618][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.442720][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.442815][ T32] Call trace: [ 1340.442885][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.442942][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.442964][ T32] r4:00000000 [ 1340.443011][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.443070][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.443102][ T32] dd20: 9296c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.443142][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.443168][ T32] dd60: 800f0113 ffffffff [ 1340.443193][ T32] r5:800f0113 r4:80239bb0 [ 1340.443236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.443306][ T32] r4:82ac11e4 [ 1340.443384][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.443454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.443490][ T32] r4:e06cddc0 [ 1340.443532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.443576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.443619][ T32] r4:00000000 [ 1340.443645][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.443715][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.443748][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.443803][ T32] r5:00001000 r4:dfd83000 [ 1340.443856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.443954][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.444001][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.444030][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.444096][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.444124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.444202][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.444248][ T32] r4:85004e00 [ 1340.444281][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.444392][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.444460][ T32] r4:00000001 [ 1340.444541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.444598][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.444626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.444654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.444707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.444768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.444807][ T32] r4:8501e100 [ 1340.444834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.444868][ T32] INFO: task kworker/0:249:5584 blocked for more than 466 seconds. [ 1340.444905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.444930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.444952][ T32] task:kworker/0:249 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.445001][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.445064][ T32] Call trace: [ 1340.445100][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1340.445320][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.445364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 ** 2 printk messages dropped ** [ 1340.445442][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.445772][ T32] r5:8566378c r4:85663400 ** 6 printk messages dropped ** [ 1340.446098][ T32] r10:00000000 r9:8547a380 r8:8027ecf4 r7:ebbfde60 r6:84db1e00 r5:8560d400 ** 5 printk messages dropped ** [ 1340.461484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.461517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.461571][ T32] r4:85233180 [ 1340.462053][ T32] INFO: task kworker/0:249:5584 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.462091][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.462161][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.462222][ T32] Call trace: [ 1340.462253][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.462336][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.462390][ T32] r4:00000000 [ 1340.462419][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.462460][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.462497][ T32] dd20: 92c5d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.462525][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.462547][ T32] dd60: 800f0113 ffffffff [ 1340.462580][ T32] r5:800f0113 r4:80239bb0 [ 1340.462624][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.462671][ T32] r4:82ac11e4 [ 1340.462691][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.462732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.462753][ T32] r4:e06cddc0 [ 1340.462772][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.462834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.462860][ T32] r4:00000000 [ 1340.462900][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.462945][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.462966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.463006][ T32] r5:00001000 r4:dfd83000 [ 1340.463025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.463105][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.463163][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.463186][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.463229][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.463269][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.463402][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 2 printk messages dropped ** [ 1340.463545][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.463580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.463630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.463705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.463737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.463801][ T32] r4:8501e100 [ 1340.463826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.463855][ T32] INFO: task kworker/0:250:5590 blocked for more than 466 seconds. [ 1340.463888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.463933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.463962][ T32] task:kworker/0:250 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.464010][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.464072][ T32] Call trace: [ 1340.464158][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.464211][ T32] r10:829189c0 r9:ebae5d84 r8:00000002 r7:60000113 r6:ebae5d8c r5:85612400 [ 1340.464254][ T32] r4:85612400 [ 1340.464302][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.464346][ T32] r5:85612400 r4:829189bc [ 1340.464366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.464404][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.464506][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 3 printk messages dropped ** [ 1340.464652][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.464940][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.465280][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.465565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1340.479010][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1340.479758][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1340.480388][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.480437][ T32] r4:85004e00 [ 1340.480518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.480611][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.480661][ T32] r4:00000001 [ 1340.480703][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.480793][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.480894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.480961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.481020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.481081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.481132][ T32] r4:8501e100 [ 1340.481182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.481256][ T32] INFO: task kworker/0:251:5592 blocked for more than 466 seconds. [ 1340.481300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.481324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.481347][ T32] task:kworker/0:251 state:D stack:0 pid:5592 tgid:5592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.481480][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.481680][ T32] Call trace: [ 1340.481735][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.481823][ T32] r10:829189c0 r9:ebaedd84 r8:00000002 r7:60000113 r6:ebaedd8c r5:85618000 [ 1340.481880][ T32] r4:85618000 [ 1340.481934][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.482076][ T32] r5:85618000 r4:829189bc [ 1340.482130][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.482218][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.482308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 [ 1340.482360][ T32] r4:00000000 [ 1340.482401][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.482481][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.482593][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.482675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85233500 [ 1340.482703][ T32] r4:00000000 [ 1340.482770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.482831][ T32] r9:83018005 r8:85618000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1340.482881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.482995][ T32] r5:00001000 r4:dfacd000 [ 1340.483039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.483152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.483221][ T32] r5:85663b8c r4:85663800 [ 1340.483287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.483336][ T32] r7:dddced40 r6:83018000 r5:85663b8c r4:8547a480 [ 1340.483400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.483557][ T32] r10:61c88647 r9:85618000 r8:8547a4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.483596][ T32] r4:8547a480 [ 1340.483615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.483661][ T32] r10:00000000 r9:8547a480 r8:8027ecf4 r7:ebae5e60 r6:84db1f00 r5:85618000 [ 1340.483683][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.483769][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.484981][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.485516][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1340.485975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 5 printk messages dropped ** [ 1340.486203][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.510339][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1340.510744][ T32] INFO: task kworker/0:252:5593 blocked for more than 467 seconds. ** 11 printk messages dropped ** [ 1340.511377][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.511424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 ** 3 printk messages dropped ** [ 1340.511650][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1340.512142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1340.512593][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.513506][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.513969][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1340.514284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.514330][ T32] r4:00000000 [ 1340.514353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.514419][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.514470][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.514519][ T32] r5:00001000 r4:dfd83000 [ 1340.514541][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.514603][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.514674][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.514699][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.514748][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.514789][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.514896][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.514929][ T32] r4:85004e00 [ 1340.514954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.515007][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.515035][ T32] r4:00000001 [ 1340.515055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.515089][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.515115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.515158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.515195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.515228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.515276][ T32] r4:8501e100 [ 1340.515302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.515330][ T32] INFO: task kworker/0:253:5594 blocked for more than 467 seconds. [ 1340.515376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.515427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.515475][ T32] task:kworker/0:253 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.515556][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.515668][ T32] Call trace: [ 1340.515713][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.515788][ T32] r10:829189c0 r9:ebc11d84 r8:00000002 r7:60000113 r6:ebc11d8c r5:85619800 [ 1340.515817][ T32] r4:85619800 [ 1340.515866][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.515937][ T32] r5:85619800 r4:829189bc [ 1340.515966][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.516007][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.516073][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1340.516126][ T32] r4:00000000 [ 1340.516175][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.516219][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.516410][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.528570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852338c0 [ 1340.528652][ T32] r4:00000000 [ 1340.528687][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.528761][ T32] r9:83018005 r8:85619800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.528785][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.528846][ T32] r5:00001000 r4:eb115000 [ 1340.528896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.528973][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.529048][ T32] r5:8566cb8c r4:8566c800 [ 1340.529093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.529183][ T32] r7:dddced40 r6:83018000 r5:8566cb8c r4:8547a580 [ 1340.529215][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.529264][ T32] r10:61c88647 r9:85619800 r8:8547a5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.529286][ T32] r4:8547a580 [ 1340.529309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.529357][ T32] r10:00000000 r9:8547a580 r8:8027ecf4 r7:ebc0de60 r6:8546d000 r5:85619800 [ 1340.529382][ T32] r4:00000001 [ 1340.529403][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.529603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.530533][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1340.531136][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1340.531424][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1340.531936][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1340.532210][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.532749][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.533079][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.533261][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.533890][ T32] r5:00001000 r4:eb21b000 ** 4 printk messages dropped ** [ 1340.534179][ T32] r7:dddced40 r6:83018000 r5:8566cf8c r4:8547a600 ** 5 printk messages dropped ** [ 1340.534372][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.534608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.535197][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.535572][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1340.535971][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.536202][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.559974][ T32] r4:85004e00 [ 1340.560003][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.560089][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.560118][ T32] r4:00000001 [ 1340.560143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.560223][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.560323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.560367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.560401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.560445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.560611][ T32] r4:8501e100 [ 1340.560658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.560721][ T32] INFO: task kworker/0:255:5596 blocked for more than 467 seconds. [ 1340.560817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.560884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.560914][ T32] task:kworker/0:255 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.560977][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.561024][ T32] Call trace: [ 1340.561114][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.561193][ T32] r10:829189c0 r9:ebc1dd84 r8:00000002 r7:60000013 r6:ebc1dd8c r5:8561bc00 [ 1340.561227][ T32] r4:8561bc00 [ 1340.561249][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.561290][ T32] r5:8561bc00 r4:829189bc [ 1340.561334][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.561378][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.561485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1340.561513][ T32] r4:00000000 [ 1340.561532][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.561571][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.561612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.561653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ded4c0 [ 1340.561676][ T32] r4:00000000 [ 1340.561701][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.561972][ T32] r9:83018005 r8:8561bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1340.562003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.562045][ T32] r5:00001000 r4:eb89f000 [ 1340.562066][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.562155][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.562199][ T32] r5:8566eb8c r4:8566e800 [ 1340.562249][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.562316][ T32] r7:dddced40 r6:83018000 r5:8566eb8c r4:8547a680 [ 1340.562364][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.562488][ T32] r10:61c88647 r9:8561bc00 r8:8547a6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.562569][ T32] r4:8547a680 [ 1340.562592][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.562659][ T32] r10:00000000 r9:8547a680 r8:8027ecf4 r7:ebc15e60 r6:8546d100 r5:8561bc00 [ 1340.562723][ T32] r4:00000001 [ 1340.562746][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.562782][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1340.562809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.562862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.562892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.562920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.562966][ T32] r4:85233900 [ 1340.563474][ T32] INFO: task kworker/0:255:5596 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.563614][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.563787][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.563861][ T32] Call trace: [ 1340.564031][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.564148][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.564175][ T32] r4:00000000 [ 1340.564346][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.564388][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.564417][ T32] dd20: 93c06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.564455][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.564509][ T32] dd60: 800f0113 ffffffff [ 1340.564543][ T32] r5:800f0113 r4:80239bb0 [ 1340.564566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.564620][ T32] r4:82ac11e4 [ 1340.564644][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.564698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.564778][ T32] r4:e06cddc0 [ 1340.564801][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.564844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.564867][ T32] r4:00000000 [ 1340.564898][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.565099][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.565125][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.565165][ T32] r5:00001000 r4:dfd83000 [ 1340.565184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.565223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.565261][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.565280][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.565532][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.565699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.566139][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.585197][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.585344][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.585679][ T32] r5:00001000 r4:eb26f000 ** 6 printk messages dropped ** [ 1340.585994][ T32] r10:61c88647 r9:8561c800 r8:8547a72c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1340.599359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.600238][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.600295][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.600318][ T32] r4:00000000 [ 1340.600338][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.600375][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.600404][ T32] dd20: 942ff000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.600443][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.600507][ T32] dd60: 800f0113 ffffffff [ 1340.600546][ T32] r5:800f0113 r4:80239bb0 [ 1340.600569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.600613][ T32] r4:82ac11e4 [ 1340.600632][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.600696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.600746][ T32] r4:e06cddc0 [ 1340.600797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.600870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.600896][ T32] r4:00000000 [ 1340.600942][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.601008][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.601033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.601093][ T32] r5:00001000 r4:dfd83000 [ 1340.601121][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.601168][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.601211][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.601231][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.601275][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.601296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.601340][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.601401][ T32] r4:85004e00 [ 1340.601463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.601513][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.601537][ T32] r4:00000001 [ 1340.601555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.601594][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.601621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.601654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.601687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.601718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.601741][ T32] r4:8501e100 [ 1340.601764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.601795][ T32] INFO: task kworker/0:257:5600 blocked for more than 467 seconds. [ 1340.601870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.601898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.601944][ T32] task:kworker/0:257 state:D stack:0 pid:5600 tgid:5600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.601993][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.602068][ T32] Call trace: [ 1340.602099][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.602147][ T32] r10:829189c0 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:845e3000 [ 1340.602196][ T32] r4:845e3000 [ 1340.602219][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.602260][ T32] r5:845e3000 r4:829189bc [ 1340.602294][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.602336][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.602382][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1340.602406][ T32] r4:00000000 [ 1340.602451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.602498][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.602535][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.602576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85233d80 [ 1340.602610][ T32] r4:00000000 [ 1340.602644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.602739][ T32] r9:83018005 r8:845e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.602761][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.602825][ T32] r5:00001000 r4:eb427000 [ 1340.602880][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.602924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.602962][ T32] r5:8566d38c r4:8566d000 [ 1340.602987][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.603029][ T32] r7:dddced40 r6:83018000 r5:8566d38c r4:8547a780 [ 1340.603049][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.603098][ T32] r10:61c88647 r9:845e3000 r8:8547a7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1340.603293][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) ** 7 printk messages dropped ** [ 1340.604148][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.604509][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1340.605311][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1340.605654][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.606014][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1340.606172][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.619515][ T32] r10:829189c0 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:845e4800 [ 1340.619624][ T32] r4:845e4800 [ 1340.619651][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.619726][ T32] r5:845e4800 r4:829189bc [ 1340.619747][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.619789][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.619836][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1340.619858][ T32] r4:00000000 [ 1340.619877][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.619915][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.619989][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.620052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477880 [ 1340.620076][ T32] r4:00000000 [ 1340.620096][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.620140][ T32] r9:83018005 r8:845e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.620161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.620203][ T32] r5:00001000 r4:eb58d000 [ 1340.620222][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.620260][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.620299][ T32] r5:8566db8c r4:8566d800 [ 1340.620319][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.620362][ T32] r7:dddced40 r6:83018000 r5:8566db8c r4:8547a880 [ 1340.620382][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.620425][ T32] r10:61c88647 r9:845e4800 r8:8547a8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.620447][ T32] r4:8547a880 [ 1340.620519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.620577][ T32] r10:00000000 r9:8547a880 r8:8027ecf4 r7:ebc1de60 r6:8547a900 r5:845e4800 [ 1340.620602][ T32] r4:00000001 [ 1340.620621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.620657][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1340.620686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.620820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.620852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.620884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.620907][ T32] r4:85233d40 [ 1340.621396][ T32] INFO: task kworker/0:258:5602 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.621433][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.621513][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.621561][ T32] Call trace: [ 1340.621593][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.621642][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.621665][ T32] r4:00000000 [ 1340.621684][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.621723][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.621751][ T32] dd20: 942ff000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.621781][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1340.622189][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1340.622272][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.622487][ T32] r5:00001000 r4:dfd83000 [ 1340.622508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.622548][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.622585][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.622604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.622645][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.622735][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.622783][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.622813][ T32] r4:85004e00 [ 1340.622853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.622931][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.622972][ T32] r4:00000001 [ 1340.623007][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.623076][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.623105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.623139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.623207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.623240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.623436][ T32] r4:8501e100 [ 1340.623470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.623565][ T32] INFO: task kworker/1:971:5605 blocked for more than 467 seconds. [ 1340.623603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.623629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.623651][ T32] task:kworker/1:971 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.623697][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.623742][ T32] Call trace: [ 1340.623806][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.623854][ T32] r10:829189c0 r9:ebc31d84 r8:00000002 r7:60000013 r6:ebc31d8c r5:845e5400 ** 4 printk messages dropped ** [ 1340.623993][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.624037][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1340.624058][ T32] r4:00000000 [ 1340.624077][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.624114][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.624151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1340.624273][ T32] r9:83018205 r8:845e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1340.624460][ T32] r5:855db78c r4:855db400 ** 2 printk messages dropped ** [ 1340.624634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.624808][ T32] r10:00000000 r9:8546d200 r8:8027ecf4 r7:ebb99e60 r6:8547a980 r5:845e5400 ** 4 printk messages dropped ** [ 1340.625294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.625740][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.644603][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.644906][ T32] dd60: 800f0113 ffffffff ** 2 printk messages dropped ** [ 1340.645002][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.645207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 2 printk messages dropped ** [ 1340.645311][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1340.645480][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1340.645580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.645751][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.645773][ T32] r4:00000001 [ 1340.645793][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.645828][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.645854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.645882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.645907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.645936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.646004][ T32] r4:8501e100 [ 1340.646057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.646104][ T32] INFO: task kworker/1:972:5607 blocked for more than 467 seconds. [ 1340.646138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.646250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.651104][ T32] task:kworker/1:972 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.651210][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.651301][ T32] Call trace: [ 1340.651335][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.651405][ T32] r10:829189c0 r9:ebc39d84 r8:00000002 r7:60000113 r6:ebc39d8c r5:845e6000 [ 1340.651433][ T32] r4:845e6000 [ 1340.651468][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.651523][ T32] r5:845e6000 r4:829189bc [ 1340.651571][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.651617][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.651684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1340.651720][ T32] r4:00000000 [ 1340.651742][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.651781][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.651820][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.651862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467d00 [ 1340.651884][ T32] r4:00000000 [ 1340.651903][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.651973][ T32] r9:83018205 r8:845e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1340.651999][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.652042][ T32] r5:00001000 r4:eb8af000 [ 1340.652062][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.652101][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.652139][ T32] r5:841f8b8c r4:841f8800 [ 1340.652183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.652231][ T32] r7:ddde2d40 r6:83018200 r5:841f8b8c r4:8546d280 [ 1340.652254][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.652298][ T32] r10:61c88647 r9:845e6000 r8:8546d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.652320][ T32] r4:8546d280 [ 1340.652339][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.652406][ T32] r10:00000000 r9:8546d280 r8:8027ecf4 r7:ebc31e60 r6:8547aa00 r5:845e6000 [ 1340.652463][ T32] r4:00000001 [ 1340.652539][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.652581][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1340.652634][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.652668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.652694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.652726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.652749][ T32] r4:85467880 [ 1340.653255][ T32] INFO: task kworker/1:972:5607 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.653298][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.653425][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.653494][ T32] Call trace: [ 1340.653528][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.653577][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.653599][ T32] r4:00000000 [ 1340.653618][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.653658][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.653687][ T32] dd20: 947fd000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.653727][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.653753][ T32] dd60: 800f0113 ffffffff [ 1340.653789][ T32] r5:800f0113 r4:80239bb0 [ 1340.653862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.653931][ T32] r4:82ac11e4 [ 1340.653954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.653997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.654019][ T32] r4:e06cddc0 [ 1340.654039][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.654082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.654129][ T32] r4:00000000 [ 1340.654152][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.654218][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.654242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.654283][ T32] r5:00001000 r4:dfd83000 [ 1340.654303][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.654342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.654380][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.654401][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.654461][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.654486][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.654532][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.654554][ T32] r4:85004e00 [ 1340.654572][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.654617][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.654639][ T32] r4:00000001 [ 1340.654658][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.654717][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.654758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.654788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.654844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1340.655096][ T32] task:kworker/1:973 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.655443][ T32] r5:8561d400 r4:829189bc ** 1 printk messages dropped ** [ 1340.655510][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.655554][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 [ 1340.655576][ T32] r4:00000000 [ 1340.655594][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.655648][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.655689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.655747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467a40 [ 1340.655773][ T32] r4:00000000 [ 1340.655791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.655831][ T32] r9:83018205 r8:8561d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.655852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.655891][ T32] r5:00001000 r4:eb7b7000 [ 1340.655923][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.656003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.656069][ T32] r5:855dbb8c r4:855db800 [ 1340.656115][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.656161][ T32] r7:ddde2d40 r6:83018200 r5:855dbb8c r4:8546d300 [ 1340.656258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.673906][ T32] r10:61c88647 r9:8561d400 r8:8546d32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.673996][ T32] r4:8546d300 [ 1340.674050][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.674126][ T32] r10:00000000 r9:8546d300 r8:8027ecf4 r7:ebc39e60 r6:8546d380 r5:8561d400 [ 1340.674174][ T32] r4:00000001 [ 1340.674200][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.674262][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1340.674295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.674323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.674349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.674378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.674399][ T32] r4:85467880 [ 1340.674887][ T32] INFO: task kworker/1:973:5608 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.674927][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.675024][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.675134][ T32] Call trace: [ 1340.675185][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.675264][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.675292][ T32] r4:00000000 [ 1340.675312][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.675351][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.675385][ T32] dd20: 94be8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.675419][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.675487][ T32] dd60: 800f0113 ffffffff [ 1340.675518][ T32] r5:800f0113 r4:80239bb0 [ 1340.675538][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.675582][ T32] r4:82ac11e4 [ 1340.675627][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.675675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.675723][ T32] r4:e06cddc0 [ 1340.675775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.675872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.675898][ T32] r4:00000000 [ 1340.675941][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.675988][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.676022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.676066][ T32] r5:00001000 r4:dfd83000 [ 1340.676086][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.676125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.676164][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.676209][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.680984][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.681079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.681152][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.681190][ T32] r4:85004e00 [ 1340.681216][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.681287][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.681331][ T32] r4:00000001 [ 1340.681353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.681391][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.681419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.681450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.681502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.681564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.681613][ T32] r4:8501e100 [ 1340.681667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.681716][ T32] INFO: task kworker/1:974:5610 blocked for more than 467 seconds. [ 1340.681778][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.681884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.681916][ T32] task:kworker/1:974 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.681979][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.682024][ T32] Call trace: [ 1340.682097][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.682180][ T32] r10:829189c0 r9:ebbd9d84 r8:00000002 r7:60000113 r6:ebbd9d8c r5:8561e000 [ 1340.682206][ T32] r4:8561e000 [ 1340.682226][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.682283][ T32] r5:8561e000 r4:829189bc [ 1340.682306][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.682348][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.682393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 [ 1340.682441][ T32] r4:00000000 [ 1340.682468][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.682508][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.682568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.682652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467c40 [ 1340.682676][ T32] r4:00000000 [ 1340.682697][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.682740][ T32] r9:83018205 r8:8561e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.682763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.682802][ T32] r5:00001000 r4:eb7e7000 [ 1340.682821][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.682860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.682898][ T32] r5:855dbf8c r4:855dbc00 [ 1340.682917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.682958][ T32] r7:ddde2d40 r6:83018200 r5:855dbf8c r4:8546d400 [ 1340.682978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.683021][ T32] r10:61c88647 r9:8561e000 r8:8546d42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.683042][ T32] r4:8546d400 [ 1340.683062][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.683105][ T32] r10:00000000 r9:8546d400 r8:8027ecf4 r7:ebc39e60 r6:8546d480 r5:8561e000 [ 1340.683133][ T32] r4:00000001 [ 1340.683157][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.683194][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) [ 1340.683227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.683256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.683282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.683311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.683346][ T32] r4:85467940 [ 1340.683830][ T32] INFO: task kworker/1:974:5610 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.683868][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.683947][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.684001][ T32] Call trace: [ 1340.684036][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.684086][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.684109][ T32] r4:00000000 [ 1340.684129][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.684275][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.684309][ T32] dd20: 94be8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.684337][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.684360][ T32] dd60: 800f0113 ffffffff [ 1340.684382][ T32] r5:800f0113 r4:80239bb0 [ 1340.684401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.684442][ T32] r4:82ac11e4 [ 1340.684469][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.684591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.684627][ T32] r4:e06cddc0 [ 1340.684648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.684692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.684719][ T32] r4:00000000 [ 1340.684737][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.684778][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.684849][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.684893][ T32] r5:00001000 r4:dfd83000 [ 1340.684913][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.684951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.685063][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.685121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.685169][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.685201][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.685254][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.685282][ T32] r4:85004e00 [ 1340.685302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.685346][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.685368][ T32] r4:00000001 [ 1340.685399][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.685436][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.685468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.685524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.685561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.685588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.685611][ T32] r4:8501e100 [ 1340.685656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.685685][ T32] INFO: task kworker/1:975:5614 blocked for more than 467 seconds. [ 1340.685752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.685810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.685838][ T32] task:kworker/1:975 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.685885][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.685981][ T32] Call trace: [ 1340.686077][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.686153][ T32] r10:829189c0 r9:ebc35d84 r8:00000002 r7:60000013 r6:ebc35d8c r5:8561ec00 [ 1340.686205][ T32] r4:8561ec00 [ 1340.686227][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.686315][ T32] r5:8561ec00 r4:829189bc [ 1340.704102][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.704198][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.704249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1340.704273][ T32] r4:00000000 [ 1340.704317][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.704376][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.704420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.704511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467e40 [ 1340.704577][ T32] r4:00000000 [ 1340.704602][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.704649][ T32] r9:83018205 r8:8561ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1340.704671][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.704714][ T32] r5:00001000 r4:eb8db000 [ 1340.704734][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.704797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.704867][ T32] r5:841f878c r4:841f8400 [ 1340.704941][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.704993][ T32] r7:ddde2d40 r6:83018200 r5:841f878c r4:8546d500 [ 1340.705014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.705084][ T32] r10:61c88647 r9:8561ec00 r8:8546d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.705134][ T32] r4:8546d500 [ 1340.705157][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.705204][ T32] r10:00000000 r9:8546d500 r8:8027ecf4 r7:ebc39e60 r6:8546d580 r5:8561ec00 [ 1340.705225][ T32] r4:00000001 [ 1340.705269][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.705313][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1340.705344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.705396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.705426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.705454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.705487][ T32] r4:85467d40 [ 1340.705957][ T32] INFO: task kworker/1:975:5614 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.705993][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.706117][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.706166][ T32] Call trace: [ 1340.713139][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.713233][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.713285][ T32] r4:00000000 [ 1340.713317][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.713385][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.713428][ T32] dd20: 94f2e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.713524][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.713582][ T32] dd60: 800f0113 ffffffff [ 1340.713608][ T32] r5:800f0113 r4:80239bb0 [ 1340.713654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.713708][ T32] r4:82ac11e4 [ 1340.713753][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.713859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.713888][ T32] r4:e06cddc0 [ 1340.713909][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.713978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.714028][ T32] r4:00000000 [ 1340.714051][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.714095][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.714116][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.714157][ T32] r5:00001000 r4:dfd83000 [ 1340.714177][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.714216][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.714255][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.714275][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.714318][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.714365][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.714424][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.714465][ T32] r4:85004e00 [ 1340.714490][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.714535][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.714581][ T32] r4:00000001 [ 1340.714615][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.714665][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.714694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.714722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.714748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.714804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.714862][ T32] r4:8501e100 [ 1340.714893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.714925][ T32] INFO: task kworker/1:976:5615 blocked for more than 467 seconds. [ 1340.714971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.714997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.715045][ T32] task:kworker/1:976 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.715106][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.715177][ T32] Call trace: [ 1340.715235][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.715283][ T32] r10:829189c0 r9:ebc45d84 r8:00000002 r7:60000113 r6:ebc45d8c r5:8561b000 [ 1340.715331][ T32] r4:8561b000 [ 1340.715390][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.715433][ T32] r5:8561b000 r4:829189bc [ 1340.715453][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.715500][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.715547][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1340.715574][ T32] r4:00000000 [ 1340.715594][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.715631][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.715668][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.715743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467580 [ 1340.715800][ T32] r4:00000000 [ 1340.715822][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.715865][ T32] r9:83018205 r8:8561b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1340.715886][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.715925][ T32] r5:00001000 r4:eb925000 [ 1340.715945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.716009][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.716052][ T32] r5:841f838c r4:841f8000 [ 1340.716072][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.716116][ T32] r7:ddde2d40 r6:83018200 r5:841f838c r4:8546d600 [ 1340.716136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.716267][ T32] r10:61c88647 r9:8561b000 r8:8546d62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.729820][ T32] r4:8546d600 [ 1340.729875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.729952][ T32] r10:00000000 r9:8546d600 r8:8027ecf4 r7:ebc35e60 r6:8546d680 r5:8561b000 [ 1340.729977][ T32] r4:00000001 [ 1340.729997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.730060][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1340.730100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.730152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.730184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.730216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.730239][ T32] r4:85467e80 [ 1340.730747][ T32] INFO: task kworker/1:976:5615 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.730788][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.730859][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.730911][ T32] Call trace: [ 1340.730943][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.731020][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.731049][ T32] r4:00000000 [ 1340.731132][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.731176][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.731207][ T32] dd20: 953a9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.731264][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.731291][ T32] dd60: 800f0113 ffffffff [ 1340.731338][ T32] r5:800f0113 r4:80239bb0 [ 1340.731385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.731431][ T32] r4:82ac11e4 [ 1340.731451][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.731504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.731527][ T32] r4:e06cddc0 [ 1340.731546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.731586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.731634][ T32] r4:00000000 [ 1340.731662][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.731706][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.731747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.731791][ T32] r5:00001000 r4:dfd83000 [ 1340.731811][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.731850][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.731889][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.731911][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.731958][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.732004][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.732054][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.732077][ T32] r4:85004e00 [ 1340.732098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.732144][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.732171][ T32] r4:00000001 [ 1340.732241][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.732279][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.732406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.732437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.732472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.732553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.732577][ T32] r4:8501e100 [ 1340.732634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.732693][ T32] INFO: task kworker/1:977:5617 blocked for more than 467 seconds. [ 1340.732742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.732769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.732790][ T32] task:kworker/1:977 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.732836][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.732875][ T32] Call trace: [ 1340.732952][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.732999][ T32] r10:829189c0 r9:ebc49d84 r8:00000002 r7:60000013 r6:ebc49d8c r5:85613c00 [ 1340.733021][ T32] r4:85613c00 [ 1340.733040][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.733078][ T32] r5:85613c00 r4:829189bc [ 1340.733097][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.733163][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.733238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1340.733288][ T32] r4:00000000 [ 1340.733310][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.733374][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.733419][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.733504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229100 [ 1340.733529][ T32] r4:00000000 [ 1340.733550][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.733591][ T32] r9:83018205 r8:85613c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1340.733611][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.733649][ T32] r5:00001000 r4:eb937000 [ 1340.733669][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.733709][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.733761][ T32] r5:855fc38c r4:855fc000 [ 1340.733792][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.733835][ T32] r7:ddde2d40 r6:83018200 r5:855fc38c r4:8546d700 [ 1340.733856][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.733900][ T32] r10:61c88647 r9:85613c00 r8:8546d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.733922][ T32] r4:8546d700 [ 1340.733940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.733983][ T32] r10:00000000 r9:8546d700 r8:8027ecf4 r7:ebc45e60 r6:8546d780 r5:85613c00 [ 1340.734005][ T32] r4:00000001 [ 1340.734024][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.734057][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1340.734082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.734110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.734162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.734193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.734216][ T32] r4:85229c80 [ 1340.734496][ T32] INFO: task kworker/1:977:5617 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.734534][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.734618][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.734759][ T32] Call trace: [ 1340.734790][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.734908][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.734966][ T32] r4:00000000 [ 1340.735025][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.735092][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.735159][ T32] dd20: 953a9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.735200][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.735224][ T32] dd60: 800f0113 ffffffff [ 1340.735247][ T32] r5:800f0113 r4:80239bb0 [ 1340.735267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.735354][ T32] r4:82ac11e4 [ 1340.735405][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.735450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.735491][ T32] r4:e06cddc0 [ 1340.735513][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.735605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.735631][ T32] r4:00000000 [ 1340.735651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.735712][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.735749][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.735792][ T32] r5:00001000 r4:dfd83000 [ 1340.735816][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.735857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.735895][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.735915][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.735957][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.736001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.736051][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.736074][ T32] r4:85004e00 [ 1340.736093][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.736152][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.736181][ T32] r4:00000001 [ 1340.736226][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.736316][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.757552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.757647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.757689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.757729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.757766][ T32] r4:8501e100 [ 1340.757820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.757865][ T32] INFO: task kworker/1:978:5619 blocked for more than 467 seconds. [ 1340.757901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.757953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.758005][ T32] task:kworker/1:978 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.758066][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.758133][ T32] Call trace: [ 1340.758221][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.758284][ T32] r10:829189c0 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:85628000 [ 1340.758310][ T32] r4:85628000 [ 1340.758329][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.758443][ T32] r5:85628000 r4:829189bc [ 1340.758491][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.758560][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.758710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1340.758737][ T32] r4:00000000 [ 1340.758773][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.758814][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.758906][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.758962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c240 [ 1340.758987][ T32] r4:00000000 [ 1340.759006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.759054][ T32] r9:83018205 r8:85628000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1340.759117][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.759217][ T32] r5:00001000 r4:eba3d000 [ 1340.759272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.759342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.759384][ T32] r5:855fcf8c r4:855fcc00 [ 1340.759431][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.759487][ T32] r7:ddde2d40 r6:83018200 r5:855fcf8c r4:8546d800 [ 1340.759509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.759555][ T32] r10:61c88647 r9:85628000 r8:8546d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.759585][ T32] r4:8546d800 [ 1340.759606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.759656][ T32] r10:00000000 r9:8546d800 r8:8027ecf4 r7:ebc49e60 r6:8546d880 r5:85628000 [ 1340.759679][ T32] r4:00000001 [ 1340.759698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.759801][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1340.759831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.759860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.759886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.759914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.759935][ T32] r4:85467100 [ 1340.760409][ T32] INFO: task kworker/1:978:5619 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.760462][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.760552][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.760593][ T32] Call trace: [ 1340.760623][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.760704][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.760756][ T32] r4:00000000 [ 1340.760803][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.760844][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.760879][ T32] dd20: 95948000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.760932][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.760959][ T32] dd60: 800f0113 ffffffff [ 1340.760988][ T32] r5:800f0113 r4:80239bb0 [ 1340.761010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.761051][ T32] r4:82ac11e4 [ 1340.761071][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.761144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.761201][ T32] r4:e06cddc0 [ 1340.761227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.761283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.761309][ T32] r4:00000000 [ 1340.761332][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.761374][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.761396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.761465][ T32] r5:00001000 r4:dfd83000 [ 1340.761489][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.761542][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.761584][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.761603][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.761671][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.761702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.761747][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.761769][ T32] r4:85004e00 [ 1340.761812][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.761882][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.761940][ T32] r4:00000001 [ 1340.761963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.762023][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.762058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.762085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.762111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.762138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.762159][ T32] r4:8501e100 [ 1340.762179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.762270][ T32] INFO: task kworker/1:979:5622 blocked for more than 467 seconds. [ 1340.762302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.762325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.762348][ T32] task:kworker/1:979 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.762392][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.762461][ T32] Call trace: [ 1340.762531][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.762581][ T32] r10:829189c0 r9:ebc51d84 r8:00000002 r7:60000013 r6:ebc51d8c r5:85628c00 [ 1340.762603][ T32] r4:85628c00 [ 1340.762621][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.762660][ T32] r5:85628c00 r4:829189bc [ 1340.762690][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.762733][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.762788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1340.762813][ T32] r4:00000000 [ 1340.762834][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.762872][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.762951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.762996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85233f00 [ 1340.763018][ T32] r4:00000000 [ 1340.763061][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.763105][ T32] r9:83018205 r8:85628c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1340.763150][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.763191][ T32] r5:00001000 r4:eb947000 [ 1340.763231][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.763273][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.763312][ T32] r5:855fc78c r4:855fc400 [ 1340.763331][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.763396][ T32] r7:ddde2d40 r6:83018200 r5:855fc78c r4:8546d900 [ 1340.763420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.763481][ T32] r10:61c88647 r9:85628c00 r8:8546d92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.763506][ T32] r4:8546d900 [ 1340.763525][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.763580][ T32] r10:00000000 r9:8546d900 r8:8027ecf4 r7:ebc4de60 r6:8546d980 r5:85628c00 [ 1340.763605][ T32] r4:00000001 [ 1340.763624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.763657][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1340.763747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.763831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.763867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.763894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.763916][ T32] r4:8547c0c0 [ 1340.764202][ T32] INFO: task kworker/1:979:5622 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.764235][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.764302][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.764374][ T32] Call trace: [ 1340.764407][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.764521][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.764563][ T32] r4:00000000 [ 1340.764584][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.764638][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.764684][ T32] dd20: 95948000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.764717][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.764740][ T32] dd60: 800f0113 ffffffff [ 1340.764763][ T32] r5:800f0113 r4:80239bb0 [ 1340.764783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.764834][ T32] r4:82ac11e4 [ 1340.764858][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.764901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.764922][ T32] r4:e06cddc0 [ 1340.764941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.764982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.765003][ T32] r4:00000000 [ 1340.765046][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.765091][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.765113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.765176][ T32] r5:00001000 r4:dfd83000 [ 1340.765199][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.765240][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.765280][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.765299][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.765372][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.765407][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.765490][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.765528][ T32] r4:85004e00 [ 1340.765547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.765593][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.765627][ T32] r4:00000001 [ 1340.765683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.765724][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.765750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.765778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.765876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.765909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.766007][ T32] r4:8501e100 [ 1340.766029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.766080][ T32] INFO: task kworker/1:980:5623 blocked for more than 467 seconds. [ 1340.766136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.766163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.766184][ T32] task:kworker/1:980 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.766282][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.785130][ T32] Call trace: [ 1340.785178][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.785257][ T32] r10:829189c0 r9:ebc55d84 r8:00000002 r7:60000013 r6:ebc55d8c r5:85629800 [ 1340.785281][ T32] r4:85629800 [ 1340.785318][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.785370][ T32] r5:85629800 r4:829189bc [ 1340.785403][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.785447][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.785502][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 [ 1340.785525][ T32] r4:00000000 [ 1340.785543][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.785620][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.785666][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.785708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c000 [ 1340.785730][ T32] r4:00000000 [ 1340.785775][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.785829][ T32] r9:83018205 r8:85629800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1340.785893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.785947][ T32] r5:00001000 r4:eb95f000 [ 1340.785994][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.786041][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.786082][ T32] r5:855fcb8c r4:855fc800 [ 1340.786101][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.786145][ T32] r7:ddde2d40 r6:83018200 r5:855fcb8c r4:8546da00 [ 1340.786166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.786210][ T32] r10:61c88647 r9:85629800 r8:8546da2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.786276][ T32] r4:8546da00 [ 1340.786379][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.799685][ T32] r10:00000000 r9:8546da00 r8:8027ecf4 r7:ebc4de60 r6:8546da80 r5:85629800 [ 1340.799746][ T32] r4:00000001 [ 1340.799770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.799908][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1340.799971][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.800008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.800036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.800065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.800087][ T32] r4:8547c0c0 [ 1340.800624][ T32] INFO: task kworker/1:980:5623 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.800668][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.800759][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.800861][ T32] Call trace: [ 1340.800894][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.800947][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.800970][ T32] r4:00000000 [ 1340.800989][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.801052][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.801086][ T32] dd20: 95e11000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.801115][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.801142][ T32] dd60: 800f0113 ffffffff [ 1340.801166][ T32] r5:800f0113 r4:80239bb0 [ 1340.801213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.801264][ T32] r4:82ac11e4 [ 1340.801310][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.801361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.801386][ T32] r4:e06cddc0 [ 1340.801455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.801512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.801536][ T32] r4:00000000 [ 1340.801557][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.801599][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.801671][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.801746][ T32] r5:00001000 r4:dfd83000 [ 1340.801819][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.801865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.801905][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.801928][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.802023][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.802060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.802116][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.802139][ T32] r4:85004e00 [ 1340.802184][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.802233][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.802257][ T32] r4:00000001 [ 1340.802277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.802339][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.802406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.802437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.802469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.802573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.802603][ T32] r4:8501e100 [ 1340.802656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.802694][ T32] INFO: task kworker/1:981:5625 blocked for more than 467 seconds. [ 1340.802834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.802862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.802887][ T32] task:kworker/1:981 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.802937][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.803039][ T32] Call trace: [ 1340.803073][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.803131][ T32] r10:829189c0 r9:ebc5dd84 r8:00000002 r7:60000113 r6:ebc5dd8c r5:84e89800 [ 1340.803161][ T32] r4:84e89800 [ 1340.803182][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.803223][ T32] r5:84e89800 r4:829189bc [ 1340.803242][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.803281][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.803350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1340.803451][ T32] r4:00000000 [ 1340.803504][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.803559][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.803646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.803694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c400 [ 1340.803720][ T32] r4:00000000 [ 1340.803740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.803781][ T32] r9:83018205 r8:84e89800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.803803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.803841][ T32] r5:00001000 r4:eba59000 [ 1340.803873][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.803914][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.803973][ T32] r5:855fd38c r4:855fd000 [ 1340.804019][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.804064][ T32] r7:ddde2d40 r6:83018200 r5:855fd38c r4:8546db00 [ 1340.804105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.804158][ T32] r10:61c88647 r9:84e89800 r8:8546db2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.804181][ T32] r4:8546db00 [ 1340.804217][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.804268][ T32] r10:00000000 r9:8546db00 r8:8027ecf4 r7:ebc4de60 r6:8547aa80 r5:84e89800 [ 1340.804291][ T32] r4:00000001 [ 1340.804309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.804354][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1340.804408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.804449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.804541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.804579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.804602][ T32] r4:8547c200 [ 1340.804886][ T32] INFO: task kworker/1:981:5625 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.804986][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.805075][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.805118][ T32] Call trace: [ 1340.805148][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.805197][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.805220][ T32] r4:00000000 [ 1340.805238][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.805299][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.805333][ T32] dd20: 95e11000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.805365][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.805390][ T32] dd60: 800f0113 ffffffff [ 1340.805412][ T32] r5:800f0113 r4:80239bb0 [ 1340.805450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.805504][ T32] r4:82ac11e4 [ 1340.805525][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.805591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.805666][ T32] r4:e06cddc0 [ 1340.805759][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.805829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.805861][ T32] r4:00000000 [ 1340.805880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.805924][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.805946][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.806033][ T32] r5:00001000 r4:dfd83000 [ 1340.806074][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.806143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.806184][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.806204][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.813292][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.813396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.813503][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.813590][ T32] r4:85004e00 [ 1340.813646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.813698][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.813723][ T32] r4:00000001 [ 1340.813743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.813779][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.813808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.813837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.813863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.813891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.813913][ T32] r4:8501e100 [ 1340.813949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.813984][ T32] INFO: task kworker/1:982:5627 blocked for more than 467 seconds. [ 1340.814018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.814054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.814111][ T32] task:kworker/1:982 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.814216][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.814271][ T32] Call trace: [ 1340.814353][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.814436][ T32] r10:829189c0 r9:ebc61d84 r8:00000002 r7:60000013 r6:ebc61d8c r5:84e88000 [ 1340.814514][ T32] r4:84e88000 [ 1340.814538][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.814583][ T32] r5:84e88000 r4:829189bc [ 1340.814604][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.814644][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.814710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1340.814735][ T32] r4:00000000 [ 1340.814754][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.814804][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.814862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.814917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c4c0 [ 1340.814967][ T32] r4:00000000 [ 1340.814990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.815059][ T32] r9:83018205 r8:84e88000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1340.815084][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.815127][ T32] r5:00001000 r4:eba6b000 [ 1340.815148][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.815211][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.815254][ T32] r5:855fd78c r4:855fd400 [ 1340.815299][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.815345][ T32] r7:ddde2d40 r6:83018200 r5:855fd78c r4:8546db80 [ 1340.815367][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.815411][ T32] r10:61c88647 r9:84e88000 r8:8546dbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.815465][ T32] r4:8546db80 [ 1340.815514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.815562][ T32] r10:00000000 r9:8546db80 r8:8027ecf4 r7:ebc5de60 r6:8547ab00 r5:84e88000 [ 1340.815590][ T32] r4:00000001 [ 1340.815612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.815673][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1340.815704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.815734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.815762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.815790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.815811][ T32] r4:8547c3c0 [ 1340.829669][ T32] INFO: task kworker/1:982:5627 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.829842][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.829961][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.830023][ T32] Call trace: [ 1340.830088][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.830147][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.830210][ T32] r4:00000000 [ 1340.830282][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.830355][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.830390][ T32] dd20: 9605e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.830419][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.830444][ T32] dd60: 800f0113 ffffffff [ 1340.830488][ T32] r5:800f0113 r4:80239bb0 [ 1340.830509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.830578][ T32] r4:82ac11e4 [ 1340.830602][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.830646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.830682][ T32] r4:e06cddc0 [ 1340.830750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.830815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.830841][ T32] r4:00000000 [ 1340.830888][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.830936][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.830975][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.831019][ T32] r5:00001000 r4:dfd83000 [ 1340.831070][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.831137][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.831232][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.831279][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.831351][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.831382][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.831428][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.831467][ T32] r4:85004e00 [ 1340.831490][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.831534][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.831580][ T32] r4:00000001 [ 1340.831604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.831644][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.831671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.831699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.831726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.831755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.831779][ T32] r4:8501e100 [ 1340.831801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.831898][ T32] INFO: task kworker/1:983:5629 blocked for more than 467 seconds. [ 1340.831961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.832005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.832030][ T32] task:kworker/1:983 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.832087][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.832128][ T32] Call trace: [ 1340.832160][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.832206][ T32] r10:829189c0 r9:ebc65d84 r8:00000002 r7:60000113 r6:ebc65d8c r5:84e8b000 [ 1340.832255][ T32] r4:84e8b000 [ 1340.832301][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.832346][ T32] r5:84e8b000 r4:829189bc [ 1340.832366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.832405][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.832451][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1340.832514][ T32] r4:00000000 [ 1340.832535][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.832573][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.832609][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.832649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c600 [ 1340.832670][ T32] r4:00000000 [ 1340.832716][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.832761][ T32] r9:83018205 r8:84e8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1340.832782][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.832820][ T32] r5:00001000 r4:eba7d000 [ 1340.832839][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.832878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.832933][ T32] r5:855fdb8c r4:855fd800 [ 1340.832980][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.833026][ T32] r7:ddde2d40 r6:83018200 r5:855fdb8c r4:8546dc00 [ 1340.833046][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.833094][ T32] r10:61c88647 r9:84e8b000 r8:8546dc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.833119][ T32] r4:8546dc00 [ 1340.833138][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.833181][ T32] r10:00000000 r9:8546dc00 r8:8027ecf4 r7:ebc61e60 r6:8547ab80 r5:84e8b000 [ 1340.833203][ T32] r4:00000001 [ 1340.833221][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.833254][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1340.833279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.833358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.833425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.833467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.833514][ T32] r4:8547c500 [ 1340.833968][ T32] INFO: task kworker/1:983:5629 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.834027][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.834092][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.834178][ T32] Call trace: [ 1340.834209][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.834257][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.834292][ T32] r4:00000000 [ 1340.834325][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.834379][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.834410][ T32] dd20: 9605e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.834439][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.834486][ T32] dd60: 800f0113 ffffffff [ 1340.834518][ T32] r5:800f0113 r4:80239bb0 [ 1340.834540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.834604][ T32] r4:82ac11e4 [ 1340.834628][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.834670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.834693][ T32] r4:e06cddc0 [ 1340.834733][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.834779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.834800][ T32] r4:00000000 [ 1340.834818][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.834862][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.834883][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.834922][ T32] r5:00001000 r4:dfd83000 [ 1340.834941][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.834978][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.835016][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.835053][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.835099][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.835119][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.835163][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.835186][ T32] r4:85004e00 [ 1340.835207][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.835251][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.835273][ T32] r4:00000001 [ 1340.835293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.835351][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.835385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.835414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.835465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.835503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.835526][ T32] r4:8501e100 [ 1340.835545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.835571][ T32] INFO: task kworker/1:984:5631 blocked for more than 467 seconds. [ 1340.835597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.835619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.835656][ T32] task:kworker/1:984 state:D stack:0 pid:5631 tgid:5631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.835733][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.835875][ T32] Call trace: [ 1340.835908][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.835953][ T32] r10:829189c0 r9:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:84e8bc00 [ 1340.835975][ T32] r4:84e8bc00 [ 1340.836017][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.836061][ T32] r5:84e8bc00 r4:829189bc [ 1340.836080][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.836119][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.836188][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1340.836213][ T32] r4:00000000 [ 1340.836233][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.836318][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.854726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.854824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c880 [ 1340.854874][ T32] r4:00000000 [ 1340.854906][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.854952][ T32] r9:83018205 r8:84e8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1340.854999][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.855047][ T32] r5:00001000 r4:ebaad000 [ 1340.855067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.855107][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.855170][ T32] r5:855fe38c r4:855fe000 [ 1340.855218][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.855291][ T32] r7:ddde2d40 r6:83018200 r5:855fe38c r4:8546dc80 [ 1340.855316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.855362][ T32] r10:61c88647 r9:84e8bc00 r8:8546dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.855401][ T32] r4:8546dc80 [ 1340.855424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.855477][ T32] r10:00000000 r9:8546dc80 r8:8027ecf4 r7:ebc65e60 r6:8547ac00 r5:84e8bc00 [ 1340.855526][ T32] r4:00000001 [ 1340.855550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.855611][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1340.855643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.855697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.855731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.855761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.855783][ T32] r4:8547c540 [ 1340.858790][ T32] INFO: task kworker/1:984:5631 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.858957][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.859060][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.859119][ T32] Call trace: [ 1340.859152][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.859236][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.859355][ T32] r4:00000000 [ 1340.859401][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.859470][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.859515][ T32] dd20: 963cc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.859547][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.859570][ T32] dd60: 800f0113 ffffffff [ 1340.859619][ T32] r5:800f0113 r4:80239bb0 [ 1340.859694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.859745][ T32] r4:82ac11e4 [ 1340.859766][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.859808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.859830][ T32] r4:e06cddc0 [ 1340.859851][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.859891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.859914][ T32] r4:00000000 [ 1340.859934][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.860000][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.860051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.860099][ T32] r5:00001000 r4:dfd83000 [ 1340.860120][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.860159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.860198][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.860218][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.860260][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.860280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.860325][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.860373][ T32] r4:85004e00 [ 1340.860397][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.860447][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.860516][ T32] r4:00000001 [ 1340.860541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.860605][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.860640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.860671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.860696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.860724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.860746][ T32] r4:8501e100 [ 1340.860793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.860954][ T32] INFO: task kworker/1:985:5632 blocked for more than 467 seconds. [ 1340.861040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.861092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.861116][ T32] task:kworker/1:985 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.861186][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.861231][ T32] Call trace: [ 1340.861262][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.861307][ T32] r10:829189c0 r9:ebc6dd84 r8:00000002 r7:60000113 r6:ebc6dd8c r5:84e8c800 [ 1340.861329][ T32] r4:84e8c800 [ 1340.861373][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.861487][ T32] r5:84e8c800 r4:829189bc [ 1340.861520][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.861561][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.861605][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc6de08 [ 1340.861639][ T32] r4:00000000 [ 1340.861662][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.861725][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.861767][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.861808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c740 [ 1340.861830][ T32] r4:00000000 [ 1340.861855][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.861896][ T32] r9:83018205 r8:84e8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1340.861920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.861984][ T32] r5:00001000 r4:eba93000 [ 1340.862037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.862093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.862134][ T32] r5:855fdf8c r4:855fdc00 [ 1340.862178][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.862251][ T32] r7:ddde2d40 r6:83018200 r5:855fdf8c r4:8546dd00 [ 1340.862274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.862319][ T32] r10:61c88647 r9:84e8c800 r8:8546dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.862341][ T32] r4:8546dd00 [ 1340.862371][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.862441][ T32] r10:00000000 r9:8546dd00 r8:8027ecf4 r7:ebc69e60 r6:8547ac80 r5:84e8c800 [ 1340.862514][ T32] r4:00000001 [ 1340.862541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.862583][ T32] Exception stack(0xebc6dfb0 to 0xebc6dff8) [ 1340.862612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.862639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.862690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.862721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.862744][ T32] r4:8547c900 [ 1340.863229][ T32] INFO: task kworker/1:985:5632 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.863299][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.863380][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.863423][ T32] Call trace: [ 1340.863453][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.863533][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.863566][ T32] r4:00000000 [ 1340.863585][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.863624][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.863653][ T32] dd20: 963cc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.863685][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.863733][ T32] dd60: 800f0113 ffffffff [ 1340.863810][ T32] r5:800f0113 r4:80239bb0 [ 1340.863849][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.863892][ T32] r4:82ac11e4 [ 1340.863939][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.863989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.864038][ T32] r4:e06cddc0 [ 1340.864061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.864103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.864147][ T32] r4:00000000 [ 1340.864194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.864239][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.864279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.864321][ T32] r5:00001000 r4:dfd83000 [ 1340.864342][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.864390][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.864433][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.864515][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.864569][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.864591][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.864635][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.864693][ T32] r4:85004e00 [ 1340.864721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.864783][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.864835][ T32] r4:00000001 [ 1340.864857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.864893][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.865097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.865131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.865159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.865189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.865214][ T32] r4:8501e100 [ 1340.865240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.865269][ T32] INFO: task kworker/1:986:5635 blocked for more than 467 seconds. [ 1340.865325][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.865365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.865395][ T32] task:kworker/1:986 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.865483][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.865525][ T32] Call trace: [ 1340.865582][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.865657][ T32] r10:829189c0 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:84e8e000 [ 1340.865684][ T32] r4:84e8e000 [ 1340.865704][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.865745][ T32] r5:84e8e000 r4:829189bc [ 1340.865766][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.865809][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.865856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1340.865880][ T32] r4:00000000 [ 1340.865899][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.865936][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.865972][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.866014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ca00 [ 1340.866036][ T32] r4:00000000 [ 1340.866080][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.866125][ T32] r9:83018205 r8:84e8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1340.866147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.866186][ T32] r5:00001000 r4:ebabb000 [ 1340.866205][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.885406][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.885582][ T32] r5:855fe78c r4:855fe400 [ 1340.885608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.885663][ T32] r7:ddde2d40 r6:83018200 r5:855fe78c r4:8546dd80 [ 1340.885692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.885758][ T32] r10:61c88647 r9:84e8e000 r8:8546ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.885786][ T32] r4:8546dd80 [ 1340.885832][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.885888][ T32] r10:00000000 r9:8546dd80 r8:8027ecf4 r7:ebc69e60 r6:8547ad00 r5:84e8e000 [ 1340.885913][ T32] r4:00000001 [ 1340.885963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.886006][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1340.886085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.886118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.886146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.886177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.886288][ T32] r4:8547c8c0 [ 1340.887266][ T32] INFO: task kworker/1:986:5635 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.887344][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.887495][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.887553][ T32] Call trace: [ 1340.887587][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.887650][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.887689][ T32] r4:00000000 [ 1340.887714][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.887756][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.887790][ T32] dd20: 966f1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.887820][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.887845][ T32] dd60: 800f0113 ffffffff [ 1340.887869][ T32] r5:800f0113 r4:80239bb0 [ 1340.887891][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.887963][ T32] r4:82ac11e4 [ 1340.887990][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.888059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.888110][ T32] r4:e06cddc0 [ 1340.888133][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.888201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.888228][ T32] r4:00000000 [ 1340.888249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.888293][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.888315][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.888356][ T32] r5:00001000 r4:dfd83000 [ 1340.888402][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.888447][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.888529][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.888553][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.888624][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.888652][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.888706][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.888757][ T32] r4:85004e00 [ 1340.888783][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.888884][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.888944][ T32] r4:00000001 [ 1340.888994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.889039][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.889092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.889127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.889154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.889184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.889233][ T32] r4:8501e100 [ 1340.889271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.889316][ T32] INFO: task kworker/1:987:5638 blocked for more than 467 seconds. [ 1340.889422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.889495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.889523][ T32] task:kworker/1:987 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.889578][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.889649][ T32] Call trace: [ 1340.889710][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.889763][ T32] r10:829189c0 r9:ebc59d84 r8:00000002 r7:60000113 r6:ebc59d8c r5:8562b000 [ 1340.889811][ T32] r4:8562b000 [ 1340.889837][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.889881][ T32] r5:8562b000 r4:829189bc [ 1340.889927][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.889980][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.890029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [ 1340.890052][ T32] r4:00000000 [ 1340.890073][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.890111][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.890148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.890190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547cac0 [ 1340.890213][ T32] r4:00000000 [ 1340.890235][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.890300][ T32] r9:83018205 r8:8562b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1340.890324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.890364][ T32] r5:00001000 r4:ebac9000 [ 1340.890385][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.890425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.890476][ T32] r5:855feb8c r4:855fe800 [ 1340.890497][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.890566][ T32] r7:ddde2d40 r6:83018200 r5:855feb8c r4:8546de00 [ 1340.890612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.890661][ T32] r10:61c88647 r9:8562b000 r8:8546de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.890737][ T32] r4:8546de00 [ 1340.890787][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.890886][ T32] r10:00000000 r9:8546de00 r8:8027ecf4 r7:ebc75e60 r6:8546de80 r5:8562b000 [ 1340.890913][ T32] r4:00000001 [ 1340.890945][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.890987][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1340.891015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.891045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.891073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.891102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.891140][ T32] r4:8547c980 [ 1340.891438][ T32] INFO: task kworker/1:987:5638 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.891485][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.891614][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.891663][ T32] Call trace: [ 1340.891696][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.891751][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.891775][ T32] r4:00000000 [ 1340.891795][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.891878][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.891913][ T32] dd20: 966f1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.891957][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.892034][ T32] dd60: 800f0113 ffffffff [ 1340.892061][ T32] r5:800f0113 r4:80239bb0 [ 1340.892108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.892152][ T32] r4:82ac11e4 [ 1340.892175][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.892218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.892242][ T32] r4:e06cddc0 [ 1340.892289][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.892346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.892371][ T32] r4:00000000 [ 1340.892392][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.892435][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.892473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.892569][ T32] r5:00001000 r4:dfd83000 [ 1340.892591][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.892645][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.892689][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.892710][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.892755][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.892800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.892850][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.892874][ T32] r4:85004e00 [ 1340.892892][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.892935][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.892956][ T32] r4:00000001 [ 1340.892975][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.893008][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.893057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.893089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.893117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.893145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.893185][ T32] r4:8501e100 [ 1340.893207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.893235][ T32] INFO: task kworker/1:988:5639 blocked for more than 467 seconds. [ 1340.893262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.893287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.893309][ T32] task:kworker/1:988 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.893380][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.893531][ T32] Call trace: [ 1340.893588][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.893640][ T32] r10:829189c0 r9:ebc3dd84 r8:00000002 r7:60000013 r6:ebc3dd8c r5:8562bc00 [ 1340.893664][ T32] r4:8562bc00 [ 1340.893684][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.893723][ T32] r5:8562bc00 r4:829189bc [ 1340.893768][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.893814][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.893911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc3de08 [ 1340.893947][ T32] r4:00000000 [ 1340.893969][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.894007][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.894043][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.894082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547cd00 [ 1340.894129][ T32] r4:00000000 [ 1340.894152][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.894197][ T32] r9:83018205 r8:8562bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1340.894298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.894340][ T32] r5:00001000 r4:ebaef000 [ 1340.894360][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.894397][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.894442][ T32] r5:855fef8c r4:855fec00 [ 1340.894471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.894513][ T32] r7:ddde2d40 r6:83018200 r5:855fef8c r4:8546df00 [ 1340.894533][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.894577][ T32] r10:61c88647 r9:8562bc00 r8:8546df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.894599][ T32] r4:8546df00 [ 1340.894619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.894662][ T32] r10:00000000 r9:8546df00 r8:8027ecf4 r7:ebc59e60 r6:8546df80 r5:8562bc00 [ 1340.894684][ T32] r4:00000001 [ 1340.894702][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.894754][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) [ 1340.894784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.894812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.894838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.894912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.894939][ T32] r4:8547c980 [ 1340.895235][ T32] INFO: task kworker/1:988:5639 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.895268][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.895323][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.895389][ T32] Call trace: [ 1340.895485][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.895636][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.895663][ T32] r4:00000000 [ 1340.895682][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.895745][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.895776][ T32] dd20: 966f1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.895804][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.895827][ T32] dd60: 800f0113 ffffffff [ 1340.895850][ T32] r5:800f0113 r4:80239bb0 [ 1340.895875][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.895916][ T32] r4:82ac11e4 [ 1340.895936][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.895977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.895998][ T32] r4:e06cddc0 [ 1340.896017][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.896058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.896079][ T32] r4:00000000 [ 1340.896097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.896136][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.896257][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.923635][ T32] r5:00001000 r4:dfd83000 [ 1340.923682][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.923750][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.923791][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.923944][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.924017][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.924068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.924122][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.924146][ T32] r4:85004e00 [ 1340.924166][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.924211][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.924232][ T32] r4:00000001 [ 1340.924266][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.924337][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.924370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.924398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.924423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.924515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.924558][ T32] r4:8501e100 [ 1340.924586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.924616][ T32] INFO: task kworker/1:989:5642 blocked for more than 467 seconds. [ 1340.924662][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.924696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.924721][ T32] task:kworker/1:989 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.924779][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.924843][ T32] Call trace: [ 1340.924934][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.924987][ T32] r10:829189c0 r9:ebc79d84 r8:00000002 r7:60000113 r6:ebc79d8c r5:8562c800 [ 1340.925010][ T32] r4:8562c800 [ 1340.925030][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.925084][ T32] r5:8562c800 r4:829189bc [ 1340.925153][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.925200][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.925296][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 [ 1340.925321][ T32] r4:00000000 [ 1340.925341][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.925405][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.925521][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.925591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe140 [ 1340.925621][ T32] r4:00000000 [ 1340.925667][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.925715][ T32] r9:83018205 r8:8562c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1340.925737][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.925850][ T32] r5:00001000 r4:eae33000 [ 1340.925873][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.925912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.925950][ T32] r5:855ffb8c r4:855ff800 [ 1340.925970][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.926012][ T32] r7:ddde2d40 r6:83018200 r5:855ffb8c r4:84528000 [ 1340.926032][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.926075][ T32] r10:61c88647 r9:8562c800 r8:8452802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.926098][ T32] r4:84528000 [ 1340.926131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.926207][ T32] r10:00000000 r9:84528000 r8:8027ecf4 r7:ebc3de60 r6:84528080 r5:8562c800 [ 1340.926295][ T32] r4:00000001 [ 1340.938827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.938992][ T32] Exception stack(0xebc79fb0 to 0xebc79ff8) [ 1340.939039][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.939069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.939097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.939139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.939166][ T32] r4:85467480 [ 1340.939715][ T32] INFO: task kworker/1:989:5642 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.939789][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.939910][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.939961][ T32] Call trace: [ 1340.939995][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.940053][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.940079][ T32] r4:00000000 [ 1340.940098][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.940165][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.940208][ T32] dd20: 96de7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.940298][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.940361][ T32] dd60: 800f0113 ffffffff [ 1340.940388][ T32] r5:800f0113 r4:80239bb0 [ 1340.940421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.940505][ T32] r4:82ac11e4 [ 1340.940530][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.940601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.940627][ T32] r4:e06cddc0 [ 1340.940647][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.940689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.940713][ T32] r4:00000000 [ 1340.940732][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.940799][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.940824][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.940891][ T32] r5:00001000 r4:dfd83000 [ 1340.940965][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.941009][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.941050][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.941070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.941112][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.941133][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.941176][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.941232][ T32] r4:85004e00 [ 1340.941256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.941301][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.941325][ T32] r4:00000001 [ 1340.941356][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.941394][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.941446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.941485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.941512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.941590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.941616][ T32] r4:8501e100 [ 1340.941639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.941698][ T32] INFO: task kworker/1:990:5643 blocked for more than 467 seconds. [ 1340.941744][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.941771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.941800][ T32] task:kworker/1:990 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.941874][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.941944][ T32] Call trace: [ 1340.942072][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.942124][ T32] r10:829189c0 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:8562d400 [ 1340.942146][ T32] r4:8562d400 [ 1340.942166][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.942248][ T32] r5:8562d400 r4:829189bc [ 1340.942297][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.942353][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.942402][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1340.942424][ T32] r4:00000000 [ 1340.942442][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.942486][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.942547][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.942599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547cdc0 [ 1340.942623][ T32] r4:00000000 [ 1340.942657][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.942707][ T32] r9:83018205 r8:8562d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1340.942729][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.942774][ T32] r5:00001000 r4:dfab1000 [ 1340.942819][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.942861][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.942923][ T32] r5:855ff38c r4:855ff000 [ 1340.942970][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.943039][ T32] r7:ddde2d40 r6:83018200 r5:855ff38c r4:84528100 [ 1340.943079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.943127][ T32] r10:61c88647 r9:8562d400 r8:8452812c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.943199][ T32] r4:84528100 [ 1340.943222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.943292][ T32] r10:00000000 r9:84528100 r8:8027ecf4 r7:ebc79e60 r6:84528180 r5:8562d400 [ 1340.943318][ T32] r4:00000001 [ 1340.943337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.943382][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1340.943412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.943463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.943558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.943589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.943612][ T32] r4:8547ccc0 [ 1340.943899][ T32] INFO: task kworker/1:990:5643 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.943932][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.944017][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.944174][ T32] Call trace: [ 1340.944210][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.944259][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.944366][ T32] r4:00000000 [ 1340.944400][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.944440][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.944531][ T32] dd20: 96de7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.944591][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.944625][ T32] dd60: 800f0113 ffffffff [ 1340.944648][ T32] r5:800f0113 r4:80239bb0 [ 1340.944721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.944894][ T32] r4:82ac11e4 [ 1340.945010][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.945057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.945080][ T32] r4:e06cddc0 [ 1340.945123][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.945169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.945192][ T32] r4:00000000 [ 1340.945233][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.945278][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.945299][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.945338][ T32] r5:00001000 r4:dfd83000 [ 1340.945358][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.945397][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.945436][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.945463][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.945508][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.945529][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.945574][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.945661][ T32] r4:85004e00 [ 1340.945687][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.945732][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.945755][ T32] r4:00000001 [ 1340.945773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.945871][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.945901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.945931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.945957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.946073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.946189][ T32] r4:8501e100 [ 1340.946266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.966768][ T32] INFO: task kworker/1:991:5644 blocked for more than 467 seconds. [ 1340.966829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.966855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.966877][ T32] task:kworker/1:991 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.966945][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.967010][ T32] Call trace: [ 1340.967045][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.967102][ T32] r10:829189c0 r9:ebb2dd84 r8:00000002 r7:60000113 r6:ebb2dd8c r5:8562e000 [ 1340.967353][ T32] r4:8562e000 [ 1340.967380][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.967424][ T32] r5:8562e000 r4:829189bc [ 1340.967444][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.967543][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.967603][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1340.967628][ T32] r4:00000000 [ 1340.967648][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.967706][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.967761][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.967829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467100 [ 1340.967882][ T32] r4:00000000 [ 1340.967905][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.967950][ T32] r9:83018205 r8:8562e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.967972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.968011][ T32] r5:00001000 r4:e04d7000 [ 1340.968031][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.968071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.968110][ T32] r5:855ff78c r4:855ff400 [ 1340.968155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.968203][ T32] r7:ddde2d40 r6:83018200 r5:855ff78c r4:84528200 [ 1340.968224][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.968269][ T32] r10:61c88647 r9:8562e000 r8:8452822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.968291][ T32] r4:84528200 [ 1340.968310][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.968353][ T32] r10:00000000 r9:84528200 r8:8027ecf4 r7:ebc79e60 r6:84528280 r5:8562e000 [ 1340.968375][ T32] r4:00000001 [ 1340.968394][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.968428][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1340.968455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.968568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.968612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.968643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.968665][ T32] r4:8547ccc0 [ 1340.969183][ T32] INFO: task kworker/1:991:5644 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.969252][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.969451][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.969514][ T32] Call trace: [ 1340.969544][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.969596][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.969621][ T32] r4:00000000 [ 1340.969640][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.969678][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.969728][ T32] dd20: 96fc2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.969762][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.969786][ T32] dd60: 800f0113 ffffffff [ 1340.969833][ T32] r5:800f0113 r4:80239bb0 [ 1340.969857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.969948][ T32] r4:82ac11e4 [ 1340.969972][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.970055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.970155][ T32] r4:e06cddc0 [ 1340.970178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.970225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.970292][ T32] r4:00000000 [ 1340.970316][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.970419][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.970531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.970577][ T32] r5:00001000 r4:dfd83000 [ 1340.970622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.970665][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.970704][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.970753][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.970799][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.970820][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.970867][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.970915][ T32] r4:85004e00 [ 1340.970948][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.971011][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.971060][ T32] r4:00000001 [ 1340.971137][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.971179][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.971206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.971234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.971260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.971287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.971310][ T32] r4:8501e100 [ 1340.971332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.971359][ T32] INFO: task kworker/1:992:5647 blocked for more than 467 seconds. [ 1340.971402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.971430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.971452][ T32] task:kworker/1:992 state:D stack:0 pid:5647 tgid:5647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.971531][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.971571][ T32] Call trace: [ 1340.971656][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.971711][ T32] r10:829189c0 r9:ebb19d84 r8:00000002 r7:60000113 r6:ebb19d8c r5:8562ec00 [ 1340.971737][ T32] r4:8562ec00 [ 1340.971757][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.971797][ T32] r5:8562ec00 r4:829189bc [ 1340.971840][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.971882][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.971929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1340.972002][ T32] r4:00000000 [ 1340.972026][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.972090][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.972159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.972209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe240 [ 1340.972244][ T32] r4:00000000 [ 1340.972365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.972433][ T32] r9:83018205 r8:8562ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1340.972465][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.972585][ T32] r5:00001000 r4:eb2bf000 [ 1340.972616][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.972684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.972731][ T32] r5:855fff8c r4:855ffc00 [ 1340.972791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.972871][ T32] r7:ddde2d40 r6:83018200 r5:855fff8c r4:84528300 [ 1340.972923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.972977][ T32] r10:61c88647 r9:8562ec00 r8:8452832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.973004][ T32] r4:84528300 [ 1340.973030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.973075][ T32] r10:00000000 r9:84528300 r8:8027ecf4 r7:ebc79e60 r6:84528380 r5:8562ec00 [ 1340.973109][ T32] r4:00000001 [ 1340.973136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.973172][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) [ 1340.973199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.973227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.973261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.973323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.973353][ T32] r4:851fe380 [ 1340.973666][ T32] INFO: task kworker/1:992:5647 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1340.973709][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.973767][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.973808][ T32] Call trace: [ 1340.973839][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.973886][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1340.973909][ T32] r4:00000000 [ 1340.973929][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.973965][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1340.973995][ T32] dd20: 96fc2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1340.974024][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1340.974046][ T32] dd60: 800f0113 ffffffff [ 1340.974069][ T32] r5:800f0113 r4:80239bb0 [ 1340.974088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.974125][ T32] r4:82ac11e4 [ 1340.974145][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.974188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1340.974236][ T32] r4:e06cddc0 [ 1340.974261][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.974303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1340.974324][ T32] r4:00000000 [ 1340.974353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.974398][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.974420][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.974482][ T32] r5:00001000 r4:dfd83000 [ 1340.974506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.974546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.974584][ T32] r5:84ff7f8c r4:84ff7c00 [ 1340.974604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.974658][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1340.974683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.974727][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.974760][ T32] r4:85004e00 [ 1340.974782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.974851][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1340.974877][ T32] r4:00000001 [ 1340.974895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.974930][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1340.974956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.974984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.975009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.975036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.975058][ T32] r4:8501e100 [ 1340.975092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.975146][ T32] INFO: task kworker/1:993:5649 blocked for more than 467 seconds. [ 1340.975202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.975227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.975248][ T32] task:kworker/1:993 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.975319][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.975358][ T32] Call trace: [ 1340.975387][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.975430][ T32] r10:829189c0 r9:ebbddd84 r8:00000002 r7:60000013 r6:ebbddd8c r5:8562a400 [ 1340.975453][ T32] r4:8562a400 [ 1340.975481][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.975526][ T32] r5:8562a400 r4:829189bc [ 1340.975547][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.975586][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.975630][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 1340.975651][ T32] r4:00000000 [ 1340.975669][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.975705][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.975776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.975822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe400 [ 1340.975845][ T32] r4:00000000 [ 1340.975863][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.975928][ T32] r9:83018205 r8:8562a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.975954][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.975994][ T32] r5:00001000 r4:eb35b000 [ 1340.976018][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.976057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.976130][ T32] r5:856b038c r4:856b0000 [ 1340.976152][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.976194][ T32] r7:ddde2d40 r6:83018200 r5:856b038c r4:84528400 [ 1340.976214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.006803][ T32] r10:61c88647 r9:8562a400 r8:8452842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.006980][ T32] r4:84528400 [ 1341.007013][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.007113][ T32] r10:00000000 r9:84528400 r8:8027ecf4 r7:ebb19e60 r6:84528480 r5:8562a400 [ 1341.007141][ T32] r4:00000001 [ 1341.007161][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.007200][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1341.007229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.007308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.007338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.007367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.007394][ T32] r4:851fe1c0 [ 1341.007943][ T32] INFO: task kworker/1:993:5649 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.007997][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.008104][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.008155][ T32] Call trace: [ 1341.008188][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.008238][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.008261][ T32] r4:00000000 [ 1341.008306][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.008373][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.008415][ T32] dd20: 9762b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.008508][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.008555][ T32] dd60: 800f0113 ffffffff [ 1341.008592][ T32] r5:800f0113 r4:80239bb0 [ 1341.008617][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.008664][ T32] r4:82ac11e4 [ 1341.008714][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.008790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.008840][ T32] r4:e06cddc0 [ 1341.008900][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.009030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.009064][ T32] r4:00000000 [ 1341.009110][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.009160][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.009188][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.009230][ T32] r5:00001000 r4:dfd83000 [ 1341.009277][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.009331][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.009408][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.009467][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.009545][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.009571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.009618][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.009667][ T32] r4:85004e00 [ 1341.009697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.009749][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.009797][ T32] r4:00000001 [ 1341.009820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.009870][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.009925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.009955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.010006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.010062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.010088][ T32] r4:8501e100 [ 1341.010110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.010156][ T32] INFO: task kworker/1:994:5651 blocked for more than 467 seconds. [ 1341.010192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.010217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.010281][ T32] task:kworker/1:994 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.010334][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.010403][ T32] Call trace: [ 1341.010466][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.010514][ T32] r10:829189c0 r9:ebbf1d84 r8:00000002 r7:60000013 r6:ebbf1d8c r5:85630000 [ 1341.010537][ T32] r4:85630000 [ 1341.010582][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.010651][ T32] r5:85630000 r4:829189bc [ 1341.010698][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.010770][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.010844][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf1e08 [ 1341.010869][ T32] r4:00000000 [ 1341.010888][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.010929][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.010991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.011040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe980 [ 1341.011063][ T32] r4:00000000 [ 1341.011082][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.011122][ T32] r9:83018205 r8:85630000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1341.011156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.011244][ T32] r5:00001000 r4:eb5f9000 [ 1341.011267][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.011306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.011345][ T32] r5:856b0b8c r4:856b0800 [ 1341.011364][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.011406][ T32] r7:ddde2d40 r6:83018200 r5:856b0b8c r4:84528500 [ 1341.011427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.011476][ T32] r10:61c88647 r9:85630000 r8:8452852c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.011498][ T32] r4:84528500 [ 1341.011541][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.011612][ T32] r10:00000000 r9:84528500 r8:8027ecf4 r7:ebbdde60 r6:84528580 r5:85630000 [ 1341.011662][ T32] r4:00000001 [ 1341.011691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.011726][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1341.011751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.011780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.011806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.011835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.011862][ T32] r4:851fe3c0 [ 1341.012167][ T32] INFO: task kworker/1:994:5651 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.012204][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.012291][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.012341][ T32] Call trace: [ 1341.012372][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.012507][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.012539][ T32] r4:00000000 [ 1341.012559][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.012598][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.012627][ T32] dd20: 9762b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.012655][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.012704][ T32] dd60: 800f0113 ffffffff [ 1341.012731][ T32] r5:800f0113 r4:80239bb0 [ 1341.012916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.012961][ T32] r4:82ac11e4 [ 1341.013031][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.013077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.013099][ T32] r4:e06cddc0 [ 1341.013118][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.013159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.013181][ T32] r4:00000000 [ 1341.013201][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.013311][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.013337][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.013378][ T32] r5:00001000 r4:dfd83000 [ 1341.013398][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.013437][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.013486][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.013511][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.013581][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.013631][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.013685][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.013709][ T32] r4:85004e00 [ 1341.013729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.013772][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.013794][ T32] r4:00000001 [ 1341.013812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.013846][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.013871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.013898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.013924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.013951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.013973][ T32] r4:8501e100 [ 1341.013993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.014025][ T32] INFO: task kworker/1:995:5653 blocked for more than 467 seconds. [ 1341.014058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.014081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.014102][ T32] task:kworker/1:995 state:D stack:0 pid:5653 tgid:5653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.014163][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.014202][ T32] Call trace: [ 1341.014231][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.014281][ T32] r10:829189c0 r9:ebc09d84 r8:00000002 r7:60000013 r6:ebc09d8c r5:85630c00 [ 1341.014305][ T32] r4:85630c00 [ 1341.014323][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.014363][ T32] r5:85630c00 r4:829189bc [ 1341.014381][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.014420][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.014490][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1341.014540][ T32] r4:00000000 [ 1341.014563][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.014602][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.014689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.014736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe600 [ 1341.014807][ T32] r4:00000000 [ 1341.014831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.014923][ T32] r9:83018205 r8:85630c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1341.014947][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.015037][ T32] r5:00001000 r4:eb3d9000 [ 1341.015059][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.015097][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.015135][ T32] r5:856b078c r4:856b0400 [ 1341.015154][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.015206][ T32] r7:ddde2d40 r6:83018200 r5:856b078c r4:84528600 [ 1341.015230][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.015276][ T32] r10:61c88647 r9:85630c00 r8:8452862c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.015298][ T32] r4:84528600 [ 1341.015316][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.015359][ T32] r10:00000000 r9:84528600 r8:8027ecf4 r7:ebbf1e60 r6:84528680 r5:85630c00 [ 1341.015381][ T32] r4:00000001 [ 1341.015400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.015433][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1341.015465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.015519][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.015549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.015577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.015820][ T32] r4:851fe5c0 [ 1341.016125][ T32] INFO: task kworker/1:995:5653 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.016162][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.039247][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.039380][ T32] Call trace: [ 1341.039427][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.039500][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.039524][ T32] r4:00000000 [ 1341.039545][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.039585][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.039614][ T32] dd20: 9797f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.039642][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.039665][ T32] dd60: 800f0113 ffffffff [ 1341.039689][ T32] r5:800f0113 r4:80239bb0 [ 1341.039712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.039755][ T32] r4:82ac11e4 [ 1341.039774][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.039816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.039837][ T32] r4:e06cddc0 [ 1341.039905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.039977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.040052][ T32] r4:00000000 [ 1341.040076][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.040121][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.040172][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.040270][ T32] r5:00001000 r4:dfd83000 [ 1341.040296][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.040338][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.040377][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.040398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.040442][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.040469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.040591][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.040618][ T32] r4:85004e00 [ 1341.040666][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.040717][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.040764][ T32] r4:00000001 [ 1341.040800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.040840][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.040866][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.040893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.040919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.040947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.040970][ T32] r4:8501e100 [ 1341.040993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.041022][ T32] INFO: task kworker/0:259:5656 blocked for more than 467 seconds. [ 1341.041058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.041082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.041105][ T32] task:kworker/0:259 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.041180][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.041231][ T32] Call trace: [ 1341.041268][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.041338][ T32] r10:829189c0 r9:ebc89d84 r8:00000002 r7:60000113 r6:ebc89d8c r5:85633000 [ 1341.041369][ T32] r4:85633000 [ 1341.041391][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.041474][ T32] r5:85633000 r4:829189bc [ 1341.041513][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.041556][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.041601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1341.041623][ T32] r4:00000000 [ 1341.041642][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.041679][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.041730][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.041800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520f480 [ 1341.041851][ T32] r4:00000000 [ 1341.041873][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.041914][ T32] r9:83018005 r8:85633000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.041949][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.041993][ T32] r5:00001000 r4:eb9bb000 [ 1341.042037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.042107][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.042160][ T32] r5:8566df8c r4:8566dc00 [ 1341.042179][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.042222][ T32] r7:dddced40 r6:83018000 r5:8566df8c r4:8547ad80 [ 1341.042243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.042289][ T32] r10:61c88647 r9:85633000 r8:8547adac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.042351][ T32] r4:8547ad80 [ 1341.042373][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.042417][ T32] r10:00000000 r9:8547ad80 r8:8027ecf4 r7:ebc1de60 r6:84528700 r5:85633000 [ 1341.042439][ T32] r4:00000001 [ 1341.042464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.042523][ T32] Exception stack(0xebc89fb0 to 0xebc89ff8) [ 1341.042578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.042635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.042666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.042695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.042745][ T32] r4:85477480 [ 1341.043239][ T32] INFO: task kworker/0:259:5656 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.043300][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.043363][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.043406][ T32] Call trace: [ 1341.043435][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.043492][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.043514][ T32] r4:00000000 [ 1341.043533][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.043595][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.043627][ T32] dd20: 9797f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.043656][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.043682][ T32] dd60: 800f0113 ffffffff [ 1341.043731][ T32] r5:800f0113 r4:80239bb0 [ 1341.043780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.043823][ T32] r4:82ac11e4 [ 1341.043844][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.043885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.043933][ T32] r4:e06cddc0 [ 1341.043980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.044099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.044125][ T32] r4:00000000 [ 1341.044158][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.044203][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.044274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.044319][ T32] r5:00001000 r4:dfd83000 [ 1341.044365][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.044409][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.044448][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.044508][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.044575][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.044638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.044687][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.044751][ T32] r4:85004e00 [ 1341.044799][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.044846][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.044895][ T32] r4:00000001 [ 1341.044941][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.044979][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.045031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.045062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.045088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.045116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.045143][ T32] r4:8501e100 [ 1341.045193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.045236][ T32] INFO: task kworker/1:996:5657 blocked for more than 467 seconds. [ 1341.045344][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.045375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.045465][ T32] task:kworker/1:996 state:D stack:0 pid:5657 tgid:5657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.045615][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.045659][ T32] Call trace: [ 1341.045689][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.045733][ T32] r10:829189c0 r9:ebc81d84 r8:00000002 r7:60000113 r6:ebc81d8c r5:84e8a400 [ 1341.045766][ T32] r4:84e8a400 [ 1341.045789][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.045829][ T32] r5:84e8a400 r4:829189bc [ 1341.045849][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.045964][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.046040][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc81e08 [ 1341.046067][ T32] r4:00000000 [ 1341.046086][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.046124][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.046262][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.064103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fea80 [ 1341.064162][ T32] r4:00000000 [ 1341.064188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.064257][ T32] r9:83018205 r8:84e8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.064278][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.064370][ T32] r5:00001000 r4:eb6d7000 [ 1341.064398][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.064442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.064539][ T32] r5:856b0f8c r4:856b0c00 [ 1341.064563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.064610][ T32] r7:ddde2d40 r6:83018200 r5:856b0f8c r4:84528780 [ 1341.064630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.064675][ T32] r10:61c88647 r9:84e8a400 r8:845287ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.064697][ T32] r4:84528780 [ 1341.064719][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.064763][ T32] r10:00000000 r9:84528780 r8:8027ecf4 r7:ebbf1e60 r6:8547ae00 r5:84e8a400 [ 1341.064804][ T32] r4:00000001 [ 1341.064869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.064910][ T32] Exception stack(0xebc81fb0 to 0xebc81ff8) [ 1341.064940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.064969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.064994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.065022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.065045][ T32] r4:851fe5c0 [ 1341.065557][ T32] INFO: task kworker/1:996:5657 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.065625][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.065730][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.065779][ T32] Call trace: [ 1341.065909][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.065966][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.066014][ T32] r4:00000000 [ 1341.066037][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.066102][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.066139][ T32] dd20: 97c53000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.066169][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.066218][ T32] dd60: 800f0113 ffffffff [ 1341.066356][ T32] r5:800f0113 r4:80239bb0 [ 1341.076879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.077056][ T32] r4:82ac11e4 [ 1341.077090][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.077148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.077175][ T32] r4:e06cddc0 [ 1341.077220][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.077291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.077317][ T32] r4:00000000 [ 1341.077336][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.077379][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.077401][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.077488][ T32] r5:00001000 r4:dfd83000 [ 1341.077514][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.077568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.077611][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.077631][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.077679][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.077727][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.077776][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.077799][ T32] r4:85004e00 [ 1341.077819][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.077887][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.077936][ T32] r4:00000001 [ 1341.077960][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.078021][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.078055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.078083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.078113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.078142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.078165][ T32] r4:8501e100 [ 1341.078188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.078218][ T32] INFO: task kworker/1:997:5660 blocked for more than 467 seconds. [ 1341.078276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.078303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.078331][ T32] task:kworker/1:997 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.078392][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.078436][ T32] Call trace: [ 1341.078484][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.078536][ T32] r10:829189c0 r9:ebc91d84 r8:00000002 r7:60000013 r6:ebc91d8c r5:84e8ec00 [ 1341.078559][ T32] r4:84e8ec00 [ 1341.078602][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.078648][ T32] r5:84e8ec00 r4:829189bc [ 1341.078713][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.078783][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.078833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1341.078875][ T32] r4:00000000 [ 1341.078933][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.078979][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.079031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.079103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851feb40 [ 1341.079169][ T32] r4:00000000 [ 1341.079241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.079288][ T32] r9:83018205 r8:84e8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1341.079330][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.079435][ T32] r5:00001000 r4:eb71d000 [ 1341.079474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.079515][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.079556][ T32] r5:856b138c r4:856b1000 [ 1341.079602][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.079652][ T32] r7:ddde2d40 r6:83018200 r5:856b138c r4:84528800 [ 1341.079673][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.079719][ T32] r10:61c88647 r9:84e8ec00 r8:8452882c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.079741][ T32] r4:84528800 [ 1341.079761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.079810][ T32] r10:00000000 r9:84528800 r8:8027ecf4 r7:ebc81e60 r6:8547ae80 r5:84e8ec00 [ 1341.079892][ T32] r4:00000001 [ 1341.079918][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.079956][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) [ 1341.079988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.080018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.080044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.080072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.080094][ T32] r4:851fea00 [ 1341.080644][ T32] INFO: task kworker/1:997:5660 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.080685][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.080747][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.080844][ T32] Call trace: [ 1341.080878][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.080928][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.080975][ T32] r4:00000000 [ 1341.080998][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.081037][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.081080][ T32] dd20: 97eb0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.081112][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.081136][ T32] dd60: 800f0113 ffffffff [ 1341.081158][ T32] r5:800f0113 r4:80239bb0 [ 1341.081178][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.081219][ T32] r4:82ac11e4 [ 1341.081239][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.081281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.081303][ T32] r4:e06cddc0 [ 1341.081322][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.081362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.081384][ T32] r4:00000000 [ 1341.081404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.081461][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.081520][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.081565][ T32] r5:00001000 r4:dfd83000 [ 1341.081585][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.081701][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.081746][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.081767][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.081811][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.081831][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.081924][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.082000][ T32] r4:85004e00 [ 1341.082023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.082068][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.082115][ T32] r4:00000001 [ 1341.082137][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.082199][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.082231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.082260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.082286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.082314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.082337][ T32] r4:8501e100 [ 1341.082356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.082406][ T32] INFO: task kworker/1:998:5662 blocked for more than 467 seconds. [ 1341.082443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.082523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.082646][ T32] task:kworker/1:998 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.082696][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.082737][ T32] Call trace: [ 1341.082766][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.082850][ T32] r10:829189c0 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:84e88c00 [ 1341.082901][ T32] r4:84e88c00 [ 1341.082947][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.083003][ T32] r5:84e88c00 r4:829189bc [ 1341.083049][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.083095][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.083166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1341.083192][ T32] r4:00000000 [ 1341.083235][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.083277][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.083314][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.083360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fed40 [ 1341.083383][ T32] r4:00000000 [ 1341.083401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.083442][ T32] r9:83018205 r8:84e88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.083488][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.083530][ T32] r5:00001000 r4:eb839000 [ 1341.083552][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.083615][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.083668][ T32] r5:856b178c r4:856b1400 [ 1341.083702][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.083746][ T32] r7:ddde2d40 r6:83018200 r5:856b178c r4:84528880 [ 1341.083767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.083834][ T32] r10:61c88647 r9:84e88c00 r8:845288ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.083861][ T32] r4:84528880 [ 1341.083902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.083948][ T32] r10:00000000 r9:84528880 r8:8027ecf4 r7:ebc91e60 r6:8547af00 r5:84e88c00 [ 1341.083970][ T32] r4:00000001 [ 1341.083999][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.084038][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1341.084064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.084091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.084143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.084207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.084233][ T32] r4:851feb80 [ 1341.084594][ T32] INFO: task kworker/1:998:5662 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.084707][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.085010][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.085058][ T32] Call trace: [ 1341.085107][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.085159][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.085183][ T32] r4:00000000 [ 1341.085216][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.085261][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.085291][ T32] dd20: 97eb0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.085321][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.085368][ T32] dd60: 800f0113 ffffffff [ 1341.085396][ T32] r5:800f0113 r4:80239bb0 [ 1341.085416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.085494][ T32] r4:82ac11e4 [ 1341.085519][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.085562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.085609][ T32] r4:e06cddc0 [ 1341.085632][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.085708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.085757][ T32] r4:00000000 [ 1341.085781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.085823][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.085845][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.085885][ T32] r5:00001000 r4:dfd83000 [ 1341.085914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.085958][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.086022][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.086050][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.086095][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.086115][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.086159][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.086180][ T32] r4:85004e00 [ 1341.086224][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.109520][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.109645][ T32] r4:00000001 [ 1341.109756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.109826][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.109861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.109890][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.109940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.109999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.110025][ T32] r4:8501e100 [ 1341.110050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.110082][ T32] INFO: task kworker/1:999:5663 blocked for more than 467 seconds. [ 1341.110116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.110140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.110161][ T32] task:kworker/1:999 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.110299][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.110350][ T32] Call trace: [ 1341.110382][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.110488][ T32] r10:829189c0 r9:ebc9dd84 r8:00000002 r7:60000013 r6:ebc9dd8c r5:838a2400 [ 1341.110515][ T32] r4:838a2400 [ 1341.110535][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.110601][ T32] r5:838a2400 r4:829189bc [ 1341.110669][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.110747][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.110820][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1341.110849][ T32] r4:00000000 [ 1341.110894][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.110954][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.111024][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.111069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e380 [ 1341.111092][ T32] r4:00000000 [ 1341.111111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.111178][ T32] r9:83018205 r8:838a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1341.111229][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.111273][ T32] r5:00001000 r4:eba39000 [ 1341.111321][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.111364][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.111404][ T32] r5:856b2f8c r4:856b2c00 [ 1341.111430][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.111480][ T32] r7:ddde2d40 r6:83018200 r5:856b2f8c r4:84528900 [ 1341.111501][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.111545][ T32] r10:61c88647 r9:838a2400 r8:8452892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.111567][ T32] r4:84528900 [ 1341.111610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.111657][ T32] r10:00000000 r9:84528900 r8:8027ecf4 r7:ebc99e60 r6:8547af80 r5:838a2400 [ 1341.111696][ T32] r4:00000001 [ 1341.111718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.111759][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1341.111786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.111815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.111841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.111869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.111916][ T32] r4:851feb80 [ 1341.112423][ T32] INFO: task kworker/1:999:5663 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.112469][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.112606][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.112654][ T32] Call trace: [ 1341.112685][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.112761][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.112788][ T32] r4:00000000 [ 1341.112812][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.112852][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.112880][ T32] dd20: 981f8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.112908][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.112947][ T32] dd60: 800f0113 ffffffff [ 1341.112999][ T32] r5:800f0113 r4:80239bb0 [ 1341.113023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.113069][ T32] r4:82ac11e4 [ 1341.113115][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.113162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.113185][ T32] r4:e06cddc0 [ 1341.113205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.113248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.113271][ T32] r4:00000000 [ 1341.113302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.113378][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.113412][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.113455][ T32] r5:00001000 r4:dfd83000 [ 1341.113507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.113561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.113605][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.113627][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.113670][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.113714][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.113762][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.113809][ T32] r4:85004e00 [ 1341.113856][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.113906][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.113938][ T32] r4:00000001 [ 1341.113958][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.114032][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.114063][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.114092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.114136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.114191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.114216][ T32] r4:8501e100 [ 1341.114275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.114358][ T32] INFO: task kworker/1:1000:5665 blocked for more than 467 seconds. [ 1341.114406][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.114461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.114535][ T32] task:kworker/1:1000 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.114626][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.114695][ T32] Call trace: [ 1341.114736][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.114810][ T32] r10:829189c0 r9:ebca5d84 r8:00000002 r7:60000013 r6:ebca5d8c r5:845e0c00 [ 1341.114836][ T32] r4:845e0c00 [ 1341.114866][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.114916][ T32] r5:845e0c00 r4:829189bc [ 1341.114943][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.114997][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.115046][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1341.115068][ T32] r4:00000000 [ 1341.115086][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.115124][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.115161][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.115202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fefc0 [ 1341.115226][ T32] r4:00000000 [ 1341.115244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.115310][ T32] r9:83018205 r8:845e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1341.115334][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.115373][ T32] r5:00001000 r4:eb861000 [ 1341.115393][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.115436][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.115482][ T32] r5:856b1b8c r4:856b1800 [ 1341.115501][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.115542][ T32] r7:ddde2d40 r6:83018200 r5:856b1b8c r4:84528980 [ 1341.115566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.115612][ T32] r10:61c88647 r9:845e0c00 r8:845289ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.115659][ T32] r4:84528980 [ 1341.115681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.115768][ T32] r10:00000000 r9:84528980 r8:8027ecf4 r7:ebc9de60 r6:838d3280 r5:845e0c00 [ 1341.115800][ T32] r4:00000001 [ 1341.115819][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.115855][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1341.115880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.115913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.115941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.115970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1341.136027][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.137244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1341.137685][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1341.138071][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.138540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1341.139034][ T32] r4:845e6c00 ** 4 printk messages dropped ** [ 1341.139286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 ** 3 printk messages dropped ** [ 1341.139497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.139847][ T32] r5:856b1f8c r4:856b1c00 ** 6 printk messages dropped ** [ 1341.140208][ T32] r10:00000000 r9:84528a00 r8:8027ecf4 r7:ebc9de60 r6:838d3200 r5:845e6c00 ** 8 printk messages dropped ** [ 1341.141082][ T32] INFO: task kworker/1:1001:5667 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1341.141639][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1341.141909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.141941][ T32] r4:00000000 [ 1341.141961][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.142014][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.142040][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.142081][ T32] r5:00001000 r4:dfd83000 [ 1341.142099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.142161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.142211][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.142264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.142314][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.142336][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.142406][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.142433][ T32] r4:85004e00 [ 1341.142453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.142506][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.142552][ T32] r4:00000001 [ 1341.142574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.142609][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.142640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.142680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.142713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.142743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.142789][ T32] r4:8501e100 [ 1341.142813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.142888][ T32] INFO: task kworker/0:260:5670 blocked for more than 467 seconds. [ 1341.142921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.142945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.142965][ T32] task:kworker/0:260 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.143017][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.143056][ T32] Call trace: [ 1341.143107][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.143167][ T32] r10:829189c0 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:85698000 [ 1341.143210][ T32] r4:85698000 [ 1341.143231][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.143274][ T32] r5:85698000 r4:829189bc [ 1341.143303][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.143344][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.143389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1341.143411][ T32] r4:00000000 [ 1341.143430][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.143476][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.143512][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.143551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ded3c0 [ 1341.143585][ T32] r4:00000000 [ 1341.143631][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.143679][ T32] r9:83018005 r8:85698000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1341.143702][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.143740][ T32] r5:00001000 r4:eb7b9000 [ 1341.143778][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.143820][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.143858][ T32] r5:8566e78c r4:8566e400 [ 1341.143878][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.143944][ T32] r7:dddced40 r6:83018000 r5:8566e78c r4:85209000 [ 1341.143992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.144052][ T32] r10:61c88647 r9:85698000 r8:8520902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.144113][ T32] r4:85209000 [ 1341.144148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.144194][ T32] r10:00000000 r9:85209000 r8:8027ecf4 r7:ebc1de60 r6:85209080 r5:85698000 [ 1341.144241][ T32] r4:00000001 [ 1341.144288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.144455][ T32] r4:8520f440 ** 5 printk messages dropped ** [ 1341.145038][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1341.145412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 10 printk messages dropped ** [ 1341.145900][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1341.146092][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.177252][ T32] r4:8501e100 ** 6 printk messages dropped ** [ 1341.177586][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.177947][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 ** 2 printk messages dropped ** [ 1341.178080][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.178486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.179108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.180110][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.180938][ T32] dd60: 800f0113 ffffffff ** 8 printk messages dropped ** [ 1341.181295][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.181487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1341.182206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.182722][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.183053][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.183285][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.183811][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.184051][ T32] r4:84528b00 [ 1341.184070][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.184112][ T32] r10:00000000 r9:84528b00 r8:8027ecf4 r7:ebc9de60 r6:84528b80 r5:85631800 [ 1341.184134][ T32] r4:00000001 [ 1341.184153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.184188][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1341.184212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.184242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.184367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.184400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.184463][ T32] r4:8547e080 [ 1341.184791][ T32] INFO: task kworker/1:1003:5673 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.184825][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.184880][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.184920][ T32] Call trace: [ 1341.184949][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.185022][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.185056][ T32] r4:00000000 [ 1341.185075][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.185114][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.185142][ T32] dd20: 98c88000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.185182][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.185211][ T32] dd60: 800f0113 ffffffff [ 1341.185235][ T32] r5:800f0113 r4:80239bb0 [ 1341.185255][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.185295][ T32] r4:82ac11e4 [ 1341.185314][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.185354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.185377][ T32] r4:e06cddc0 [ 1341.185421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.185543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.185568][ T32] r4:00000000 [ 1341.185587][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.185630][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.185653][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.185693][ T32] r5:00001000 r4:dfd83000 [ 1341.185737][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.185820][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.185888][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.185910][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.185954][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.186151][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.186303][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.201716][ T32] r4:85004e00 [ 1341.201764][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.201889][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.201917][ T32] r4:00000001 [ 1341.201957][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.202047][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.202081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.202110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.202136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.202165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.202233][ T32] r4:8501e100 [ 1341.202261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.202291][ T32] INFO: task kworker/1:1004:5675 blocked for more than 467 seconds. [ 1341.202324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.202421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.202448][ T32] task:kworker/1:1004 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.202567][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.202668][ T32] Call trace: [ 1341.202783][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.202834][ T32] r10:829189c0 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:85634800 [ 1341.202857][ T32] r4:85634800 [ 1341.202877][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.202917][ T32] r5:85634800 r4:829189bc [ 1341.202937][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.203260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1341.203285][ T32] r4:00000000 [ 1341.203304][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.203369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.203413][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.203454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e1c0 [ 1341.203483][ T32] r4:00000000 [ 1341.203552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.203599][ T32] r9:83018205 r8:85634800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.203622][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.203661][ T32] r5:00001000 r4:eba23000 [ 1341.203706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.203749][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.203788][ T32] r5:856b2b8c r4:856b2800 [ 1341.203860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.203925][ T32] r7:ddde2d40 r6:83018200 r5:856b2b8c r4:84528c00 [ 1341.203975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.204047][ T32] r10:61c88647 r9:85634800 r8:84528c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.204098][ T32] r4:84528c00 [ 1341.204121][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.204165][ T32] r10:00000000 r9:84528c00 r8:8027ecf4 r7:ebc9de60 r6:84528c80 r5:85634800 [ 1341.204188][ T32] r4:00000001 [ 1341.204232][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.204271][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1341.204297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.204326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.204351][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.204379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.204400][ T32] r4:8547e300 [ 1341.204920][ T32] INFO: task kworker/1:1004:5675 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.204957][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.205096][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.205144][ T32] Call trace: [ 1341.205261][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.205332][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.205360][ T32] r4:00000000 [ 1341.205380][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.205443][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.205481][ T32] dd20: 98d1e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1341.205645][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.205874][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.206125][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1341.224463][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.224896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.225514][ T32] r10:829189c0 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:85635400 ** 4 printk messages dropped ** [ 1341.225789][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.225839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 ** 3 printk messages dropped ** [ 1341.226095][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1341.226221][ T32] r9:83018205 r8:85635400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1341.232331][ T32] r5:856b338c r4:856b3000 ** 3 printk messages dropped ** [ 1341.232467][ T32] r10:61c88647 r9:85635400 r8:84528d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1341.233002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.233646][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.234558][ T32] r4:e06cddc0 ** 3 printk messages dropped ** [ 1341.234731][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.235096][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1341.235197][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.235219][ T32] r4:00000001 [ 1341.235269][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.235308][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.235334][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.235362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.235387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.235416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.235440][ T32] r4:8501e100 [ 1341.235468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.235497][ T32] INFO: task kworker/1:1006:5680 blocked for more than 467 seconds. [ 1341.235529][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.235552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.235572][ T32] task:kworker/1:1006 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.235636][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.235687][ T32] Call trace: [ 1341.235733][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.235782][ T32] r10:829189c0 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:85636000 [ 1341.235805][ T32] r4:85636000 [ 1341.235825][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.235879][ T32] r5:85636000 r4:829189bc [ 1341.235914][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.235957][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.236001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1341.236023][ T32] r4:00000000 [ 1341.236066][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.236133][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.236204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.236251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e680 [ 1341.236299][ T32] r4:00000000 [ 1341.254055][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.254221][ T32] r9:83018205 r8:85636000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1341.254250][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.254321][ T32] r5:00001000 r4:ebb23000 [ 1341.254350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.254392][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.254432][ T32] r5:856b378c r4:856b3400 [ 1341.254470][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.254527][ T32] r7:ddde2d40 r6:83018200 r5:856b378c r4:84528e00 [ 1341.254548][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.254595][ T32] r10:61c88647 r9:85636000 r8:84528e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.254690][ T32] r4:84528e00 [ 1341.254946][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.255048][ T32] r10:00000000 r9:84528e00 r8:8027ecf4 r7:ebcbde60 r6:84528e80 r5:85636000 [ 1341.255086][ T32] r4:00000001 [ 1341.255134][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.255199][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1341.255232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.255260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.255286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.255313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.255366][ T32] r4:8547e400 [ 1341.255853][ T32] INFO: task kworker/1:1006:5680 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.255889][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.256010][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.256163][ T32] Call trace: [ 1341.256324][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.258730][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.258848][ T32] r4:00000000 [ 1341.258874][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.259006][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.259044][ T32] dd20: 9961f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.259100][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.259202][ T32] dd60: 800f0113 ffffffff [ 1341.259463][ T32] r5:800f0113 r4:80239bb0 [ 1341.259503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1341.259640][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1341.259749][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.260200][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.260616][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1341.261008][ T32] INFO: task kworker/1:1007:5681 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.261364][ T32] r4:8569a400 ** 3 printk messages dropped ** [ 1341.261794][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.261902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 ** 2 printk messages dropped ** [ 1341.262109][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1341.262765][ T32] r7:ddde2d40 r6:83018200 r5:856bdb8c r4:84528f00 ** 7 printk messages dropped ** [ 1341.262997][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) ** 7 printk messages dropped ** [ 1341.263891][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.264275][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1341.264713][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.265093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.265628][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 3 printk messages dropped ** [ 1341.265752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.265799][ T32] r4:8501e100 [ 1341.265821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.265850][ T32] INFO: task kworker/1:1008:5684 blocked for more than 467 seconds. [ 1341.265877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.265899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.265920][ T32] task:kworker/1:1008 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.266137][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.266181][ T32] Call trace: [ 1341.266212][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.286754][ T32] r10:829189c0 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:8569bc00 [ 1341.286860][ T32] r4:8569bc00 [ 1341.286885][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.286958][ T32] r5:8569bc00 r4:829189bc [ 1341.287005][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.287051][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.287122][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1341.287173][ T32] r4:00000000 [ 1341.287195][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.287233][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.287274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.287314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e780 [ 1341.287336][ T32] r4:00000000 [ 1341.287354][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.287397][ T32] r9:83018205 r8:8569bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1341.287420][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.287468][ T32] r5:00001000 r4:ebba3000 [ 1341.287488][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.287529][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.287569][ T32] r5:856b3b8c r4:856b3800 [ 1341.287588][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.287642][ T32] r7:ddde2d40 r6:83018200 r5:856b3b8c r4:84528f80 [ 1341.287669][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.287742][ T32] r10:61c88647 r9:8569bc00 r8:84528fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.287769][ T32] r4:84528f80 [ 1341.287789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.287836][ T32] r10:00000000 r9:84528f80 r8:8027ecf4 r7:ebccde60 r6:85209200 r5:8569bc00 [ 1341.287858][ T32] r4:00000001 [ 1341.287876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.287912][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1341.287966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.287998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.288048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.288081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.288107][ T32] r4:8547e700 [ 1341.288621][ T32] INFO: task kworker/1:1008:5684 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 1 printk messages dropped ** [ 1341.288829][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.289217][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.289403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1341.289727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.290171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.290234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.290315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.290348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.290371][ T32] r4:8501e100 [ 1341.290397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.290427][ T32] INFO: task kworker/1:1009:5685 blocked for more than 467 seconds. [ 1341.290466][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.290490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.290511][ T32] task:kworker/1:1009 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.290558][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.290637][ T32] Call trace: [ 1341.290719][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.290768][ T32] r10:829189c0 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:8569c800 [ 1341.290790][ T32] r4:8569c800 [ 1341.290810][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.290876][ T32] r5:8569c800 r4:829189bc [ 1341.290898][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.290987][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.291036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1341.291058][ T32] r4:00000000 [ 1341.291076][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.291112][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.291148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1341.291210][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.291288][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.291698][ T32] r4:854fc000 ** 7 printk messages dropped ** [ 1341.292057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.293020][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 9 printk messages dropped ** [ 1341.293630][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.294511][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1341.294842][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1341.295197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1341.295679][ T32] r4:85698c00 ** 3 printk messages dropped ** [ 1341.295908][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.296187][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.327453][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.327737][ T32] r10:00000000 r9:854fc080 r8:8027ecf4 r7:ebccde60 r6:85209300 r5:85698c00 ** 9 printk messages dropped ** [ 1341.329234][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.330176][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1341.330452][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1341.331103][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1341.331499][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.332248][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.332588][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.332686][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.332951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547eb00 ** 7 printk messages dropped ** [ 1341.333379][ T32] r5:856bc78c r4:856bc400 ** 6 printk messages dropped ** [ 1341.333860][ T32] r10:00000000 r9:854fc100 r8:8027ecf4 r7:ebccde60 r6:85209380 r5:8569d400 ** 9 printk messages dropped ** [ 1341.334545][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.334602][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.334661][ T32] Call trace: [ 1341.334717][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.334780][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.334886][ T32] r4:00000000 [ 1341.334908][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.334947][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.334976][ T32] dd20: 99ec9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.335003][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.335027][ T32] dd60: 800f0113 ffffffff [ 1341.335049][ T32] r5:800f0113 r4:80239bb0 [ 1341.335098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.335142][ T32] r4:82ac11e4 [ 1341.335162][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.335204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.335226][ T32] r4:e06cddc0 [ 1341.335257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.335318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.335397][ T32] r4:00000000 [ 1341.335419][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.335498][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.335578][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.335675][ T32] r5:00001000 r4:dfd83000 [ 1341.335708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.335849][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.335895][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.335917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.336011][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.336040][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.336135][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.336160][ T32] r4:85004e00 [ 1341.336179][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.336223][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.336262][ T32] r4:00000001 [ 1341.359706][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.359860][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.359921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.359958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.359985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.360041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.360070][ T32] r4:8501e100 [ 1341.360119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.360177][ T32] INFO: task kworker/1:1012:5691 blocked for more than 467 seconds. [ 1341.360218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.360244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.360265][ T32] task:kworker/1:1012 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.360335][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.360406][ T32] Call trace: [ 1341.360444][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.360557][ T32] r10:829189c0 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:8569e000 [ 1341.360596][ T32] r4:8569e000 [ 1341.360631][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.360680][ T32] r5:8569e000 r4:829189bc [ 1341.360743][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.360787][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.360898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1341.360923][ T32] r4:00000000 [ 1341.360994][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.361074][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.361118][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.361164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ec80 [ 1341.361207][ T32] r4:00000000 [ 1341.361230][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.361274][ T32] r9:83018205 r8:8569e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1341.361318][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.361363][ T32] r5:00001000 r4:ebbdf000 [ 1341.361383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.361422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.361465][ T32] r5:856bcb8c r4:856bc800 [ 1341.361561][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.361677][ T32] r7:ddde2d40 r6:83018200 r5:856bcb8c r4:854fc180 [ 1341.361702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.361750][ T32] r10:61c88647 r9:8569e000 r8:854fc1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1341.361871][ T32] r10:00000000 r9:854fc180 r8:8027ecf4 r7:ebccde60 r6:85209400 r5:8569e000 ** 8 printk messages dropped ** [ 1341.362583][ T32] INFO: task kworker/1:1012:5691 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1341.363381][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1341.363724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 12 printk messages dropped ** [ 1341.364337][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1341.364666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.365070][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.365336][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.365558][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.365804][ T32] r5:00001000 r4:ebbeb000 ** 4 printk messages dropped ** [ 1341.365959][ T32] r7:ddde2d40 r6:83018200 r5:856bcf8c r4:854fc200 ** 7 printk messages dropped ** [ 1341.366270][ T32] Exception stack(0xebcfdfb0 to 0xebcfdff8) ** 6 printk messages dropped ** [ 1341.384062][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.384191][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.384253][ T32] Call trace: [ 1341.384286][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.384340][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.384364][ T32] r4:00000000 [ 1341.384384][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.384423][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.384452][ T32] dd20: 9a4f5000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.384513][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.384539][ T32] dd60: 800f0113 ffffffff [ 1341.384564][ T32] r5:800f0113 r4:80239bb0 [ 1341.384585][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.384655][ T32] r4:82ac11e4 [ 1341.384704][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.384774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.384800][ T32] r4:e06cddc0 [ 1341.384821][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.384868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.384926][ T32] r4:00000000 [ 1341.384973][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.385035][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.385070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.385114][ T32] r5:00001000 r4:dfd83000 [ 1341.385183][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.385251][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.385296][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.385343][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.385401][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.385432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.385486][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.385509][ T32] r4:85004e00 [ 1341.385529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.385572][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.385594][ T32] r4:00000001 [ 1341.385664][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.385702][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.385728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.385756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.385782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.385810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.385857][ T32] r4:8501e100 [ 1341.385881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.385926][ T32] INFO: task kworker/1:1014:5695 blocked for more than 467 seconds. [ 1341.385960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.386006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.386041][ T32] task:kworker/1:1014 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.386092][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.386141][ T32] Call trace: [ 1341.386173][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.386218][ T32] r10:829189c0 r9:ebcc9d84 r8:00000002 r7:60000013 r6:ebcc9d8c r5:85636c00 [ 1341.386242][ T32] r4:85636c00 [ 1341.386338][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.397742][ T32] r5:85636c00 r4:829189bc [ 1341.397830][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.397969][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.398072][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1341.398120][ T32] r4:00000000 [ 1341.398188][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.398282][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.398362][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.398442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ccc0 [ 1341.398535][ T32] r4:00000000 [ 1341.398613][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.398739][ T32] r9:83018205 r8:85636c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1341.398792][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.398898][ T32] r5:00001000 r4:ebc05000 [ 1341.398977][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.399112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.399236][ T32] r5:856bd38c r4:856bd000 [ 1341.399287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.399379][ T32] r7:ddde2d40 r6:83018200 r5:856bd38c r4:854fc280 [ 1341.399441][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.399532][ T32] r10:61c88647 r9:85636c00 r8:854fc2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.399580][ T32] r4:854fc280 [ 1341.399623][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.399746][ T32] r10:00000000 r9:854fc280 r8:8027ecf4 r7:ebccde60 r6:854fc300 r5:85636c00 [ 1341.399822][ T32] r4:00000001 [ 1341.399873][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.399954][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1341.400032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.400097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.400169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.400238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.400286][ T32] r4:8547ee00 [ 1341.401169][ T32] INFO: task kworker/1:1014:5695 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.401254][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.401426][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.401551][ T32] Call trace: [ 1341.401634][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.401762][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.401818][ T32] r4:00000000 [ 1341.401861][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.401941][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.402015][ T32] dd20: 9a56c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.402076][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.402144][ T32] dd60: 800f0113 ffffffff [ 1341.402218][ T32] r5:800f0113 r4:80239bb0 [ 1341.402287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.402382][ T32] r4:82ac11e4 [ 1341.402450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.402566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.402626][ T32] r4:e06cddc0 [ 1341.402673][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.402790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.402861][ T32] r4:00000000 [ 1341.402908][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.402998][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.403043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.403141][ T32] r5:00001000 r4:dfd83000 [ 1341.403244][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.403359][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.403468][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.403516][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.403607][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.403669][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.403794][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.403851][ T32] r4:85004e00 [ 1341.403909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.404007][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.404054][ T32] r4:00000001 [ 1341.404096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.404170][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.404240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.404330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.404405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.404468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.404568][ T32] r4:8501e100 [ 1341.404658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.404735][ T32] INFO: task kworker/1:1015:5706 blocked for more than 467 seconds. [ 1341.404802][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1341.405045][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.405363][ T32] r10:829189c0 r9:ebd01d84 r8:00000002 r7:60000113 r6:ebd01d8c r5:85633c00 [ 1341.405410][ T32] r4:85633c00 [ 1341.405450][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.405531][ T32] r5:85633c00 r4:829189bc [ 1341.405587][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.405712][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.405825][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 [ 1341.405880][ T32] r4:00000000 [ 1341.405921][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.406005][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.406084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.406168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515000 [ 1341.406216][ T32] r4:00000000 [ 1341.426886][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.427185][ T32] r9:83018205 r8:85633c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.427263][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.427385][ T32] r5:00001000 r4:ebd0b000 [ 1341.427455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.427549][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.427646][ T32] r5:856bd78c r4:856bd400 [ 1341.427804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.427911][ T32] r7:ddde2d40 r6:83018200 r5:856bd78c r4:854fc380 [ 1341.427978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.428074][ T32] r10:61c88647 r9:85633c00 r8:854fc3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.428139][ T32] r4:854fc380 [ 1341.428212][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.428320][ T32] r10:00000000 r9:854fc380 r8:8027ecf4 r7:ebccde60 r6:854fc400 r5:85633c00 [ 1341.428367][ T32] r4:00000001 [ 1341.428427][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.428534][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1341.428599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.428658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.428721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.428786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.428831][ T32] r4:85515740 [ 1341.429664][ T32] INFO: task kworker/1:1015:5706 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.429761][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.429953][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.430084][ T32] Call trace: [ 1341.430194][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.430344][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.430405][ T32] r4:00000000 [ 1341.430449][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.430534][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.430591][ T32] dd20: 9a659000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.430650][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.430700][ T32] dd60: 800f0113 ffffffff [ 1341.430759][ T32] r5:800f0113 r4:80239bb0 [ 1341.430803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.430882][ T32] r4:82ac11e4 [ 1341.430920][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.430998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.431061][ T32] r4:e06cddc0 [ 1341.431159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.431272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.431321][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.431449][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1341.431973][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 4 printk messages dropped ** [ 1341.432301][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1341.432705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.433016][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1341.433259][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.433751][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.433834][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.433973][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.434108][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1341.434484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.434859][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.435321][ T32] r4:854fc480 ** 5 printk messages dropped ** [ 1341.435789][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.467757][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1341.468558][ T32] dd20: 9a8c9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1341.469155][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1341.469355][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.469566][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.469671][ T32] r5:00001000 r4:dfd83000 [ 1341.469743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.469846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.469930][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.469977][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.470070][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.470114][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.470206][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.470294][ T32] r4:85004e00 [ 1341.470344][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.470432][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.470479][ T32] r4:00000001 [ 1341.470519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.470587][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.470640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.470700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.470796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.470889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.470942][ T32] r4:8501e100 [ 1341.470991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.471049][ T32] INFO: task kworker/1:1017:5708 blocked for more than 467 seconds. [ 1341.471131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.471187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.471229][ T32] task:kworker/1:1017 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.471344][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.471434][ T32] Call trace: [ 1341.471536][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.471630][ T32] r10:829189c0 r9:ebd39d84 r8:00000002 r7:60000113 r6:ebd39d8c r5:84e8d400 [ 1341.471678][ T32] r4:84e8d400 [ 1341.471728][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.471829][ T32] r5:84e8d400 r4:829189bc [ 1341.471901][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.471987][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.472078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 [ 1341.472125][ T32] r4:00000000 [ 1341.472260][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.472354][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.472431][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.472575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515300 [ 1341.472634][ T32] r4:00000000 [ 1341.472676][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.472776][ T32] r9:83018205 r8:84e8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.472839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.472938][ T32] r5:00001000 r4:eaeed000 [ 1341.472998][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.473112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.473201][ T32] r5:856be38c r4:856be000 [ 1341.473242][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.473342][ T32] r7:ddde2d40 r6:83018200 r5:856be38c r4:854fc580 [ 1341.473390][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.473483][ T32] r10:61c88647 r9:84e8d400 r8:854fc5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.473535][ T32] r4:854fc580 [ 1341.473575][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.473662][ T32] r10:00000000 r9:854fc580 r8:8027ecf4 r7:ebb35e60 r6:854fc600 r5:84e8d400 [ 1341.473713][ T32] r4:00000001 [ 1341.473759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.473856][ T32] Exception stack(0xebd39fb0 to 0xebd39ff8) [ 1341.473918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.473996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.474069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.474142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.474230][ T32] r4:85515740 [ 1341.474873][ T32] INFO: task kworker/1:1017:5708 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.474951][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.475069][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.475155][ T32] Call trace: [ 1341.475218][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.475315][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.475368][ T32] r4:00000000 [ 1341.475408][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.475492][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.475594][ T32] dd20: 9a8c9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.475766][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.475838][ T32] dd60: 800f0113 ffffffff [ 1341.475892][ T32] r5:800f0113 r4:80239bb0 [ 1341.475936][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.476020][ T32] r4:82ac11e4 [ 1341.476065][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.476155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.476223][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1341.500123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 4 printk messages dropped ** [ 1341.500453][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1341.500927][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 4 printk messages dropped ** [ 1341.501354][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1341.501701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.502126][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1341.502460][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.502915][ T32] r5:85638000 r4:829189bc ** 1 printk messages dropped ** [ 1341.503076][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.503171][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 ** 4 printk messages dropped ** [ 1341.503553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515440 [ 1341.503620][ T32] r4:00000000 [ 1341.503676][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.503789][ T32] r9:83018205 r8:85638000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1341.503849][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.503961][ T32] r5:00001000 r4:eb069000 [ 1341.504012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.504099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.504198][ T32] r5:856be78c r4:856be400 [ 1341.504246][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.504334][ T32] r7:ddde2d40 r6:83018200 r5:856be78c r4:854fc680 [ 1341.504393][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.504536][ T32] r10:61c88647 r9:85638000 r8:854fc6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.504603][ T32] r4:854fc680 [ 1341.504645][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.504742][ T32] r10:00000000 r9:854fc680 r8:8027ecf4 r7:ebd39e60 r6:854fc700 r5:85638000 [ 1341.504808][ T32] r4:00000001 [ 1341.504855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.504930][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) [ 1341.504985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.505062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.505124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.505217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.505291][ T32] r4:85515740 [ 1341.506146][ T32] INFO: task kworker/1:1018:5709 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.506306][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.531896][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.532033][ T32] Call trace: [ 1341.532107][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.532222][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.532275][ T32] r4:00000000 [ 1341.532322][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.532413][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.532515][ T32] dd20: 9ad69000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.532584][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.532634][ T32] dd60: 800f0113 ffffffff [ 1341.532682][ T32] r5:800f0113 r4:80239bb0 [ 1341.532736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.532835][ T32] r4:82ac11e4 [ 1341.532881][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.532969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.533015][ T32] r4:e06cddc0 [ 1341.533055][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.533139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.533189][ T32] r4:00000000 [ 1341.533232][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.533318][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.533363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.533479][ T32] r5:00001000 r4:dfd83000 [ 1341.533557][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.533644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.533730][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.533770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.533854][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.533897][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.533990][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.534037][ T32] r4:85004e00 [ 1341.534081][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.534174][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.534222][ T32] r4:00000001 [ 1341.534264][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.534335][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.534388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.534444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.534501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.534557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.534602][ T32] r4:8501e100 [ 1341.534650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.534705][ T32] INFO: task kworker/1:1019:5710 blocked for more than 468 seconds. [ 1341.534783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.534841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.534888][ T32] task:kworker/1:1019 state:D stack:0 pid:5710 tgid:5710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.534982][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.535077][ T32] Call trace: [ 1341.535166][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.535257][ T32] r10:829189c0 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:85638c00 [ 1341.535302][ T32] r4:85638c00 [ 1341.535344][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.535438][ T32] r5:85638c00 r4:829189bc [ 1341.535484][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.535564][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.535654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 [ 1341.535718][ T32] r4:00000000 [ 1341.535763][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.535838][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.535911][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.535992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515500 [ 1341.536037][ T32] r4:00000000 [ 1341.536078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.536158][ T32] r9:83018205 r8:85638c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.536205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.551488][ T32] r5:00001000 r4:eb237000 [ 1341.551686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.551845][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.551952][ T32] r5:856beb8c r4:856be800 [ 1341.552007][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.552096][ T32] r7:ddde2d40 r6:83018200 r5:856beb8c r4:854fc780 [ 1341.552152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.552259][ T32] r10:61c88647 r9:85638c00 r8:854fc7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.552312][ T32] r4:854fc780 [ 1341.552370][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.552530][ T32] r10:00000000 r9:854fc780 r8:8027ecf4 r7:ebd3de60 r6:854fc800 r5:85638c00 [ 1341.552647][ T32] r4:00000001 [ 1341.552746][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.552830][ T32] Exception stack(0xebd41fb0 to 0xebd41ff8) [ 1341.552889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.552962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.553031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.553090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.553150][ T32] r4:85515740 [ 1341.554040][ T32] INFO: task kworker/1:1019:5710 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.554133][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.554290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.554403][ T32] Call trace: [ 1341.554483][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.554600][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.554681][ T32] r4:00000000 [ 1341.554761][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.554850][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.554910][ T32] dd20: 9af69000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.554968][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.555035][ T32] dd60: 800f0113 ffffffff [ 1341.555092][ T32] r5:800f0113 r4:80239bb0 [ 1341.555153][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.555262][ T32] r4:82ac11e4 [ 1341.555339][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.555439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.555488][ T32] r4:e06cddc0 [ 1341.555532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.555615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.555659][ T32] r4:00000000 [ 1341.555702][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.555817][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.555869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.555971][ T32] r5:00001000 r4:dfd83000 [ 1341.556019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.556100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.556180][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.556223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.570146][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.570353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.570498][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.570547][ T32] r4:85004e00 [ 1341.570588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.570681][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.570738][ T32] r4:00000001 [ 1341.570778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.570851][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.570911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.570966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.571021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.571080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.571127][ T32] r4:8501e100 [ 1341.571176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.571234][ T32] INFO: task kworker/1:1020:5712 blocked for more than 468 seconds. [ 1341.571300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.571349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.571391][ T32] task:kworker/1:1020 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.571504][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.571627][ T32] Call trace: [ 1341.571730][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.571836][ T32] r10:829189c0 r9:ebd49d84 r8:00000002 r7:60000113 r6:ebd49d8c r5:8563a400 ** 3 printk messages dropped ** [ 1341.572077][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.572167][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.572258][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 ** 2 printk messages dropped ** [ 1341.572511][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.573082][ T32] r5:00001000 r4:eb627000 ** 4 printk messages dropped ** [ 1341.573510][ T32] r7:ddde2d40 r6:83018200 r5:856bf38c r4:854fc880 ** 4 printk messages dropped ** [ 1341.573853][ T32] r10:00000000 r9:854fc880 r8:8027ecf4 r7:ebd41e60 r6:854fc900 r5:8563a400 ** 5 printk messages dropped ** [ 1341.574179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.575434][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.575901][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 5 printk messages dropped ** [ 1341.597022][ T32] r4:82ac11e4 [ 1341.597111][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.597242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.597294][ T32] r4:e06cddc0 [ 1341.597338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.597428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.597515][ T32] r4:00000000 [ 1341.597564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.597695][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.597793][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.597901][ T32] r5:00001000 r4:dfd83000 [ 1341.597946][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.598059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.598175][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.598235][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.598325][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.598394][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.598492][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.598539][ T32] r4:85004e00 [ 1341.598582][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.598675][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.598778][ T32] r4:00000001 [ 1341.598840][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.598916][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.598983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.599045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.599101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.599159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.599205][ T32] r4:8501e100 [ 1341.599260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.599325][ T32] INFO: task kworker/1:1021:5713 blocked for more than 468 seconds. [ 1341.599397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.599448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.599516][ T32] task:kworker/1:1021 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.599695][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.599796][ T32] Call trace: [ 1341.599865][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.599967][ T32] r10:829189c0 r9:ebd4dd84 r8:00000002 r7:60000013 r6:ebd4dd8c r5:8563b000 [ 1341.600078][ T32] r4:8563b000 [ 1341.600144][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.600250][ T32] r5:8563b000 r4:829189bc [ 1341.600297][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.600380][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.600469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 [ 1341.600544][ T32] r4:00000000 [ 1341.600583][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.600663][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.600746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.600846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515340 [ 1341.600916][ T32] r4:00000000 [ 1341.600982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.601085][ T32] r9:83018205 r8:8563b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.601146][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.601234][ T32] r5:00001000 r4:eb3ed000 [ 1341.601278][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.601354][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.601450][ T32] r5:856bef8c r4:856bec00 [ 1341.601500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.601590][ T32] r7:ddde2d40 r6:83018200 r5:856bef8c r4:854fc980 [ 1341.601633][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.601763][ T32] r10:61c88647 r9:8563b000 r8:854fc9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.601821][ T32] r4:854fc980 [ 1341.601862][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.601952][ T32] r10:00000000 r9:854fc980 r8:8027ecf4 r7:ebd49e60 r6:854fca00 r5:8563b000 [ 1341.601998][ T32] r4:00000001 [ 1341.602041][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.602135][ T32] Exception stack(0xebd4dfb0 to 0xebd4dff8) [ 1341.602199][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.602259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.602336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.602409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.602452][ T32] r4:85515740 [ 1341.603312][ T32] INFO: task kworker/1:1021:5713 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.603392][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.603515][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.603600][ T32] Call trace: [ 1341.603660][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.603766][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.603813][ T32] r4:00000000 [ 1341.603858][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.603933][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.603991][ T32] dd20: 9b276000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1341.604098][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1341.604675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 16 printk messages dropped ** [ 1341.605793][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1341.634940][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.635583][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1341.647767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1341.648600][ T32] r4:85515740 ** 8 printk messages dropped ** [ 1341.650160][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 11 printk messages dropped ** [ 1341.650993][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.651568][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.651619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.651716][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.651761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.651851][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.651896][ T32] r4:85004e00 [ 1341.651935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.652023][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.652071][ T32] r4:00000001 [ 1341.652113][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.652188][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.652243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.652296][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.652347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.652401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.652467][ T32] r4:8501e100 [ 1341.652571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.652638][ T32] INFO: task kworker/1:1023:5715 blocked for more than 468 seconds. [ 1341.652704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.652763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.652806][ T32] task:kworker/1:1023 state:D stack:0 pid:5715 tgid:5715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.652917][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.653001][ T32] Call trace: [ 1341.653076][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.653169][ T32] r10:829189c0 r9:ebd55d84 r8:00000002 r7:60000113 r6:ebd55d8c r5:8563c800 [ 1341.653215][ T32] r4:8563c800 [ 1341.653256][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.653332][ T32] r5:8563c800 r4:829189bc [ 1341.653372][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.653450][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.653556][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 [ 1341.653607][ T32] r4:00000000 [ 1341.653649][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.653732][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.653806][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.653885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520fe00 ** 4 printk messages dropped ** [ 1341.654200][ T32] r5:00001000 r4:eba55000 ** 9 printk messages dropped ** [ 1341.654864][ T32] r10:00000000 r9:854fcb80 r8:8027ecf4 r7:ebd51e60 r6:854fcc00 r5:8563c800 ** 10 printk messages dropped ** [ 1341.656108][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.681339][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1341.681973][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1341.682786][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.682835][ T32] r4:00000001 [ 1341.682881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.682955][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.683012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.683119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.683205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.683307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.683376][ T32] r4:8501e100 [ 1341.683433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.683496][ T32] INFO: task kworker/0:261:5717 blocked for more than 468 seconds. [ 1341.683574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.683630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.683676][ T32] task:kworker/0:261 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.683821][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.683965][ T32] Call trace: [ 1341.684035][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.684128][ T32] r10:829189c0 r9:ebd45d84 r8:00000002 r7:60000013 r6:ebd45d8c r5:84f88c00 [ 1341.684175][ T32] r4:84f88c00 [ 1341.684216][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.684311][ T32] r5:84f88c00 r4:829189bc [ 1341.684356][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.684440][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.684567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 [ 1341.684617][ T32] r4:00000000 [ 1341.684660][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.684748][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.684819][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.684889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ded880 [ 1341.684932][ T32] r4:00000000 [ 1341.684973][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.685059][ T32] r9:83018005 r8:84f88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.685106][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.685668][ T32] r7:dddced40 r6:83018000 r5:8566f38c r4:85209500 ** 10 printk messages dropped ** [ 1341.707314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1341.709352][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.709403][ T32] dd60: 800f0113 ffffffff [ 1341.709452][ T32] r5:800f0113 r4:80239bb0 [ 1341.709499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.709587][ T32] r4:82ac11e4 [ 1341.709631][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.709722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.709769][ T32] r4:e06cddc0 [ 1341.709809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1341.710103][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 15 printk messages dropped ** [ 1341.711237][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1341.712323][ T32] r5:84f8b000 r4:829189bc [ 1341.712364][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.712891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ded440 ** 13 printk messages dropped ** [ 1341.713796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1341.715155][ T32] Call trace: ** 10 printk messages dropped ** [ 1341.715908][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.742061][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.742654][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1341.743145][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 12 printk messages dropped ** [ 1341.743982][ T32] task:kworker/0:263 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.744822][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 ** 11 printk messages dropped ** [ 1341.745550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1341.761923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.761987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.762034][ T32] r4:84ded900 [ 1341.762872][ T32] INFO: task kworker/0:263:5720 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.762965][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.763094][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.763214][ T32] Call trace: [ 1341.763275][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.763373][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.763417][ T32] r4:00000000 [ 1341.763481][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.763598][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.763664][ T32] dd20: 9bd98000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.763738][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.763789][ T32] dd60: 800f0113 ffffffff [ 1341.763859][ T32] r5:800f0113 r4:80239bb0 [ 1341.763929][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.764015][ T32] r4:82ac11e4 [ 1341.764054][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.764132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.764179][ T32] r4:e06cddc0 [ 1341.764225][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.764355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.764427][ T32] r4:00000000 [ 1341.764514][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.764609][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.764654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.764750][ T32] r5:00001000 r4:dfd83000 [ 1341.764792][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.764866][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.765287][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1341.766142][ T32] INFO: task kworker/0:264:5723 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.777794][ T32] r5:84f8a400 r4:829189bc ** 2 printk messages dropped ** [ 1341.778005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 ** 11 printk messages dropped ** [ 1341.778800][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1341.780769][ T32] INFO: task kworker/0:264:5723 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 16 printk messages dropped ** [ 1341.782064][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1341.782685][ T32] r5:84ff7f8c r4:84ff7c00 ** 10 printk messages dropped ** [ 1341.783486][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1341.784730][ T32] r5:84f8e000 r4:829189bc ** 1 printk messages dropped ** [ 1341.784875][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1341.785879][ T32] r5:84c0cb8c r4:84c0c800 ** 9 printk messages dropped ** [ 1341.822195][ T32] Exception stack(0xebd65fb0 to 0xebd65ff8) ** 7 printk messages dropped ** [ 1341.823629][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1341.824665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 11 printk messages dropped ** [ 1341.825583][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.825689][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.825757][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.825847][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.825895][ T32] r4:85004e00 [ 1341.825936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.826038][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.826131][ T32] r4:00000001 [ 1341.826171][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.826301][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.835099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.835214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.835270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.835334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.835381][ T32] r4:8501e100 [ 1341.835433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.835497][ T32] INFO: task kworker/0:266:5728 blocked for more than 468 seconds. [ 1341.835561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.835615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.835662][ T32] task:kworker/0:266 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.835823][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.835990][ T32] Call trace: [ 1341.836134][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.840557][ T32] r5:84f8bc00 r4:829189bc [ 1341.840606][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.841148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dedf40 ** 20 printk messages dropped ** [ 1341.842452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.843978][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.844321][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.844723][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1341.845128][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1341.845840][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.845890][ T32] r4:85004e00 [ 1341.845953][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.846067][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.846146][ T32] r4:00000001 [ 1341.846192][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.867128][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.867356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.867428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.867488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.867557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.867620][ T32] r4:8501e100 [ 1341.867675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.867763][ T32] INFO: task kworker/0:267:5729 blocked for more than 468 seconds. [ 1341.867833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.867886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.867933][ T32] task:kworker/0:267 state:D stack:0 pid:5729 tgid:5729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.868076][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.868192][ T32] Call trace: [ 1341.868295][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.868404][ T32] r10:829189c0 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:84f8ec00 [ 1341.868455][ T32] r4:84f8ec00 [ 1341.868558][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.868680][ T32] r5:84f8ec00 r4:829189bc [ 1341.868743][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.868831][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.868927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1341.868982][ T32] r4:00000000 [ 1341.869027][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.869127][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.869250][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.869349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023240 [ 1341.869402][ T32] r4:00000000 [ 1341.869448][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.869542][ T32] r9:83018005 r8:84f8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.869590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.869674][ T32] r5:00001000 r4:eba85000 [ 1341.869730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.869815][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.869897][ T32] r5:84c0c78c r4:84c0c400 [ 1341.869940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.870033][ T32] r7:dddced40 r6:83018000 r5:84c0c78c r4:85209b00 [ 1341.870085][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.870181][ T32] r10:61c88647 r9:84f8ec00 r8:85209b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.870226][ T32] r4:85209b00 [ 1341.870294][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.870383][ T32] r10:00000000 r9:85209b00 r8:8027ecf4 r7:ebd65e60 r6:85209b80 r5:84f8ec00 [ 1341.870430][ T32] r4:00000001 [ 1341.870471][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.870546][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) ** 1 printk messages dropped ** [ 1341.870661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.872208][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 8 printk messages dropped ** [ 1341.872822][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.873007][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1341.873288][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1341.873775][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1341.874392][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.874743][ T32] INFO: task kworker/0:268:5732 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.875516][ T32] r5:84f8d400 r4:829189bc [ 1341.875561][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.875996][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1341.904990][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.905076][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.905160][ T32] r5:856f438c r4:856f4000 [ 1341.905207][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.905296][ T32] r7:dddced40 r6:83018000 r5:856f438c r4:85209c00 [ 1341.905337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.905426][ T32] r10:61c88647 r9:84f8d400 r8:85209c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.905474][ T32] r4:85209c00 [ 1341.905519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.905611][ T32] r10:00000000 r9:85209c00 r8:8027ecf4 r7:ebd75e60 r6:85209c80 r5:84f8d400 [ 1341.905669][ T32] r4:00000001 [ 1341.905759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.905846][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1341.905910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.905972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.906041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.906108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.906154][ T32] r4:85023200 [ 1341.917639][ T32] INFO: task kworker/0:268:5732 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.917788][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.917900][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.917963][ T32] Call trace: [ 1341.918023][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.918109][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.918137][ T32] r4:00000000 [ 1341.918189][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.918234][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.918264][ T32] dd20: 9c844000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.918316][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.918356][ T32] dd60: 800f0113 ffffffff [ 1341.918391][ T32] r5:800f0113 r4:80239bb0 [ 1341.918418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.918495][ T32] r4:82ac11e4 [ 1341.918519][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.918573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.918599][ T32] r4:e06cddc0 [ 1341.918619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.918671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.918715][ T32] r4:00000000 [ 1341.918775][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.918852][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1341.919284][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1341.919751][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.920323][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1341.920725][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.921293][ T32] r5:84f89800 r4:829189bc [ 1341.921385][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.921664][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.922083][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.922564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.923275][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) ** 6 printk messages dropped ** [ 1341.924132][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.925366][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1341.925599][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1341.925988][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1341.926206][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.950839][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.951629][ T32] r5:8569ec00 r4:829189bc [ 1341.951721][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.952090][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1341.953004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.953101][ T32] r7:dddced40 r6:83018000 r5:856f4b8c r4:85209e80 [ 1341.953142][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.953227][ T32] r10:61c88647 r9:8569ec00 r8:85209eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.953299][ T32] r4:85209e80 [ 1341.953346][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.953435][ T32] r10:00000000 r9:85209e80 r8:8027ecf4 r7:ebd79e60 r6:85209f00 r5:8569ec00 [ 1341.953504][ T32] r4:00000001 [ 1341.953553][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.953653][ T32] Exception stack(0xebd7dfb0 to 0xebd7dff8) [ 1341.953724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.953784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.953843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.953917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.953971][ T32] r4:85023580 [ 1341.954869][ T32] INFO: task kworker/0:270:5738 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.955013][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.955303][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.955409][ T32] Call trace: [ 1341.955484][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.955583][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.955682][ T32] r4:00000000 [ 1341.955822][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.955909][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.955993][ T32] dd20: 9cbb5000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1341.956056][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1341.956102][ T32] dd60: 800f0113 ffffffff [ 1341.956146][ T32] r5:800f0113 r4:80239bb0 [ 1341.956188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.967076][ T32] r4:82ac11e4 [ 1341.967213][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.967340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1341.967388][ T32] r4:e06cddc0 [ 1341.967461][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.967564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1341.967611][ T32] r4:00000000 [ 1341.967703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.967902][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.967957][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.968046][ T32] r5:00001000 r4:dfd83000 [ 1341.968150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.968239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.968333][ T32] r5:84ff7f8c r4:84ff7c00 [ 1341.968395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.968525][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1341.968601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.968724][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.968789][ T32] r4:85004e00 [ 1341.968831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.968934][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1341.969095][ T32] r4:00000001 [ 1341.969173][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.969255][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1341.969329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.969414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.969484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.969635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.969692][ T32] r4:8501e100 [ 1341.969800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.969867][ T32] INFO: task kworker/0:271:5739 blocked for more than 468 seconds. [ 1341.969980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.970038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.970130][ T32] task:kworker/0:271 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.970254][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.970370][ T32] Call trace: [ 1341.970436][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.970552][ T32] r10:829189c0 r9:ebd81d84 r8:00000002 r7:60000113 r6:ebd81d8c r5:84d00000 [ 1341.970605][ T32] r4:84d00000 [ 1341.970646][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.970734][ T32] r5:84d00000 r4:829189bc [ 1341.970776][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.970858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.970962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd81e08 [ 1341.971032][ T32] r4:00000000 [ 1341.971081][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.971191][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.971275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.971361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023880 [ 1341.971418][ T32] r4:00000000 [ 1341.971475][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.971561][ T32] r9:83018005 r8:84d00000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1341.971603][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.971684][ T32] r5:00001000 r4:ebadd000 [ 1341.971748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.971862][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.972018][ T32] r5:856f4f8c r4:856f4c00 [ 1341.972067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.972152][ T32] r7:dddced40 r6:83018000 r5:856f4f8c r4:85209f80 [ 1341.972224][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.972327][ T32] r10:61c88647 r9:84d00000 r8:85209fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.972384][ T32] r4:85209f80 [ 1341.972449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.972585][ T32] r10:00000000 r9:85209f80 r8:8027ecf4 r7:ebd7de60 r6:85523000 r5:84d00000 [ 1341.972632][ T32] r4:00000001 [ 1341.972678][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.972770][ T32] Exception stack(0xebd81fb0 to 0xebd81ff8) [ 1341.972825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.972900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.972968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.973032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.973096][ T32] r4:85023640 [ 1341.973964][ T32] INFO: task kworker/0:271:5739 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1341.974036][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.974155][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.974316][ T32] Call trace: [ 1341.974477][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.974577][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1341.974624][ T32] r4:00000000 [ 1341.974663][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.974750][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1341.974821][ T32] dd20: 9cbb5000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1341.974934][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1341.975353][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1341.975962][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1342.005087][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1342.005657][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.014992][ T32] task:kworker/0:272 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.015795][ T32] r5:84d00c00 r4:829189bc ** 3 printk messages dropped ** [ 1342.016085][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.027197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023940 ** 9 printk messages dropped ** [ 1342.027973][ T32] r7:dddced40 r6:83018000 r5:856f538c r4:85523080 ** 7 printk messages dropped ** [ 1342.028628][ T32] Exception stack(0xebd85fb0 to 0xebd85ff8) ** 7 printk messages dropped ** [ 1342.030016][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.030921][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.031366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 2 printk messages dropped ** [ 1342.031547][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.031622][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.031720][ T32] r5:00001000 r4:dfd83000 [ 1342.031764][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.031841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.031919][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.031990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.032091][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.032134][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.032246][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.032321][ T32] r4:85004e00 [ 1342.032367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.032458][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.032548][ T32] r4:00000001 [ 1342.032610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.032700][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.032781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.032843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.032901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.032978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.033036][ T32] r4:8501e100 [ 1342.033078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.033147][ T32] INFO: task kworker/0:273:5743 blocked for more than 468 seconds. [ 1342.033219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.033267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.033309][ T32] task:kworker/0:273 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.033403][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.033499][ T32] Call trace: [ 1342.033609][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.033716][ T32] r10:829189c0 r9:ebd89d84 r8:00000002 r7:60000013 r6:ebd89d8c r5:84d01800 [ 1342.033793][ T32] r4:84d01800 [ 1342.033840][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.033927][ T32] r5:84d01800 r4:829189bc [ 1342.033973][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.034054][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.034145][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 [ 1342.034200][ T32] r4:00000000 [ 1342.034240][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.034320][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.034391][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.034468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dedec0 [ 1342.034510][ T32] r4:00000000 [ 1342.034547][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.034623][ T32] r9:83018005 r8:84d01800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1342.034671][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.034767][ T32] r5:00001000 r4:ebd95000 [ 1342.034828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.034906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.035006][ T32] r5:856f638c r4:856f6000 [ 1342.035076][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.035192][ T32] r7:dddced40 r6:83018000 r5:856f638c r4:85523180 [ 1342.035239][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1342.035458][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.064031][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.065427][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1342.065624][ T32] r4:00000000 [ 1342.065666][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.065760][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.065817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.065903][ T32] r5:00001000 r4:dfd83000 [ 1342.065958][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.066039][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.066126][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.066170][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.071329][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.071483][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.071619][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.071668][ T32] r4:85004e00 [ 1342.071808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1342.071961][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.072302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1342.073006][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.073363][ T32] r5:84d02400 r4:829189bc ** 1 printk messages dropped ** [ 1342.073580][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.074250][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.074979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1342.097192][ T32] INFO: task kworker/0:274:5744 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1342.098285][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1342.098675][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1342.099130][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1342.099484][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1342.100139][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.100603][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.101343][ T32] r5:84d03000 r4:829189bc [ 1342.101383][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.101879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.102701][ T32] r7:dddced40 r6:83018000 r5:856f5b8c r4:85523380 ** 7 printk messages dropped ** [ 1342.103210][ T32] Exception stack(0xebd99fb0 to 0xebd99ff8) ** 6 printk messages dropped ** [ 1342.104449][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.105076][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.105131][ T32] r4:00000000 [ 1342.105173][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.105264][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.105333][ T32] dd20: 9d9a2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.105395][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.105442][ T32] dd60: 800f0113 ffffffff [ 1342.105516][ T32] r5:800f0113 r4:80239bb0 [ 1342.105566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.105661][ T32] r4:82ac11e4 [ 1342.105728][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.105857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.105923][ T32] r4:e06cddc0 [ 1342.105969][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.106054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.106149][ T32] r4:00000000 [ 1342.106197][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.126815][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.126954][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.127101][ T32] r5:00001000 r4:dfd83000 [ 1342.127151][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.127234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.127325][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.127384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.127482][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.127527][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.127614][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.127658][ T32] r4:85004e00 [ 1342.127700][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.127803][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.127861][ T32] r4:00000001 [ 1342.127902][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.127975][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.128031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.128087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.128137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.128194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.128238][ T32] r4:8501e100 [ 1342.128284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.128356][ T32] INFO: task kworker/0:276:5748 blocked for more than 468 seconds. [ 1342.128420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.128468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.128547][ T32] task:kworker/0:276 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.128668][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.128763][ T32] Call trace: [ 1342.128833][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.128962][ T32] r10:829189c0 r9:ebda1d84 r8:00000002 r7:60000113 r6:ebda1d8c r5:84d04800 [ 1342.129037][ T32] r4:84d04800 [ 1342.129085][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.129168][ T32] r5:84d04800 r4:829189bc [ 1342.129212][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.129341][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.129447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda1e08 [ 1342.129504][ T32] r4:00000000 [ 1342.129544][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.129619][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.129697][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.129787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e07d40 [ 1342.129834][ T32] r4:00000000 [ 1342.129874][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.129958][ T32] r9:83018005 r8:84d04800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1342.130004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.130106][ T32] r5:00001000 r4:ebd69000 [ 1342.130164][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.130741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.131565][ T32] r4:85023f80 ** 3 printk messages dropped ** [ 1342.132766][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.133257][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1342.133687][ T32] r4:e06cddc0 [ 1342.133751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.133835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.133883][ T32] r4:00000000 [ 1342.133923][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.134074][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.134132][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.134219][ T32] r5:00001000 r4:dfd83000 [ 1342.134259][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.134340][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.134419][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.134462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.134550][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.134595][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.134682][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.134740][ T32] r4:85004e00 [ 1342.134781][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.134880][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.134930][ T32] r4:00000001 [ 1342.134972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.135044][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.135103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.135188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.135255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.135318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.135390][ T32] r4:8501e100 [ 1342.135444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.135517][ T32] INFO: task kworker/0:277:5751 blocked for more than 468 seconds. [ 1342.135603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.135668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.135730][ T32] task:kworker/0:277 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.135829][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.135913][ T32] Call trace: [ 1342.135989][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.136093][ T32] r10:829189c0 r9:ebdadd84 r8:00000002 r7:60000113 r6:ebdadd8c r5:84d03c00 ** 3 printk messages dropped ** [ 1342.158995][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.159158][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.159260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 [ 1342.159339][ T32] r4:00000000 [ 1342.159389][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.159476][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.159572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.159655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c2c0 [ 1342.159703][ T32] r4:00000000 [ 1342.159763][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.159851][ T32] r9:83018005 r8:84d03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1342.159892][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.160070][ T32] r5:00001000 r4:ebdb5000 [ 1342.160125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.160208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.160292][ T32] r5:856f6b8c r4:856f6800 [ 1342.160381][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.160524][ T32] r7:dddced40 r6:83018000 r5:856f6b8c r4:85523580 [ 1342.160632][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.160745][ T32] r10:61c88647 r9:84d03c00 r8:855235ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.160798][ T32] r4:85523580 [ 1342.160841][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.160935][ T32] r10:00000000 r9:85523580 r8:8027ecf4 r7:ebd89e60 r6:85523600 r5:84d03c00 [ 1342.160999][ T32] r4:00000001 [ 1342.161056][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.161132][ T32] Exception stack(0xebdadfb0 to 0xebdadff8) [ 1342.161196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.161262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.161360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.161430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.161487][ T32] r4:85023c80 [ 1342.162325][ T32] INFO: task kworker/0:277:5751 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.162410][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.163388][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1342.163871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.163919][ T32] r4:00000000 [ 1342.163960][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.164043][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.164114][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.164213][ T32] r5:00001000 r4:dfd83000 [ 1342.164254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.164329][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.164401][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.164436][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.164556][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.164600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.164690][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1342.165070][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.165540][ T32] INFO: task kworker/0:278:5752 blocked for more than 468 seconds. ** 10 printk messages dropped ** [ 1342.196881][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.196957][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.197114][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1342.197606][ T32] r7:dddced40 r6:83018000 r5:856f678c r4:85523680 ** 7 printk messages dropped ** [ 1342.197898][ T32] Exception stack(0xebdb9fb0 to 0xebdb9ff8) ** 7 printk messages dropped ** [ 1342.198814][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.199162][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1342.199561][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1342.200052][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 8 printk messages dropped ** [ 1342.200358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1342.200865][ T32] r5:84d06000 r4:829189bc [ 1342.200909][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.201134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1342.201512][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.201922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1342.202377][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.202419][ T32] Call trace: [ 1342.202474][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.202552][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.202582][ T32] r4:00000000 [ 1342.202624][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.202697][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.202735][ T32] dd20: 9e45e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.202763][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.202808][ T32] dd60: 800f0113 ffffffff [ 1342.202839][ T32] r5:800f0113 r4:80239bb0 [ 1342.202859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.202898][ T32] r4:82ac11e4 [ 1342.202940][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.202985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.203007][ T32] r4:e06cddc0 [ 1342.203025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.203065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.203108][ T32] r4:00000000 [ 1342.203130][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.203172][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.203192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.203231][ T32] r5:00001000 r4:dfd83000 [ 1342.203250][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.203322][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.203364][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.203384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.203426][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.203467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.203514][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.203536][ T32] r4:85004e00 [ 1342.203554][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.203618][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.203655][ T32] r4:00000001 [ 1342.203683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.203725][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.203751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.203778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.203803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.203858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.203884][ T32] r4:8501e100 [ 1342.203904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.203929][ T32] INFO: task kworker/0:280:5757 blocked for more than 468 seconds. [ 1342.203955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.203978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.203998][ T32] task:kworker/0:280 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.204342][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.204379][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.204758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c4c0 ** 9 printk messages dropped ** [ 1342.205190][ T32] r7:dddced40 r6:83018000 r5:856f6f8c r4:85523880 ** 9 printk messages dropped ** [ 1342.205576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.226781][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1342.227357][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1342.227545][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1342.227908][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1342.228148][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.228525][ T32] task:kworker/0:281 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.228952][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.229302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c6c0 ** 10 printk messages dropped ** [ 1342.229683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.230139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1342.231110][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.231159][ T32] dd20: 9e602000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.231219][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.231245][ T32] dd60: 800f0113 ffffffff [ 1342.231268][ T32] r5:800f0113 r4:80239bb0 [ 1342.231288][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.231327][ T32] r4:82ac11e4 [ 1342.231368][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.231434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.231468][ T32] r4:e06cddc0 [ 1342.231487][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.231549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.231595][ T32] r4:00000000 [ 1342.231616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.231658][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.231680][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.231726][ T32] r5:00001000 r4:dfd83000 [ 1342.231766][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.231834][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.231880][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.231900][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.231943][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.231964][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.232008][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.232030][ T32] r4:85004e00 [ 1342.232048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.232091][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.232144][ T32] r4:00000001 [ 1342.232167][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.232221][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.232250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.232299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.232328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.232365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.232398][ T32] r4:8501e100 [ 1342.232448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.232520][ T32] INFO: task kworker/0:282:5761 blocked for more than 468 seconds. [ 1342.232557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.232605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.232628][ T32] task:kworker/0:282 state:D stack:0 pid:5761 tgid:5761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.232693][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.232741][ T32] Call trace: [ 1342.232791][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.232839][ T32] r10:829189c0 r9:ebdf5d84 r8:00000002 r7:60000013 r6:ebdf5d8c r5:8563e000 [ 1342.232891][ T32] r4:8563e000 [ 1342.232913][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.232955][ T32] r5:8563e000 r4:829189bc [ 1342.232992][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.233042][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.233113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf5e08 [ 1342.233146][ T32] r4:00000000 [ 1342.233167][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.233205][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.233240][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.233280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cb80 [ 1342.233301][ T32] r4:00000000 [ 1342.233320][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.233359][ T32] r9:83018005 r8:8563e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1342.233379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.233427][ T32] r5:00001000 r4:ec607000 [ 1342.233471][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.233523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.233586][ T32] r5:8570038c r4:85700000 [ 1342.233608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.233729][ T32] r10:61c88647 r9:8563e000 r8:855239ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1342.234096][ T32] r4:8551c780 ** 5 printk messages dropped ** [ 1342.234645][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1342.235063][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1342.235259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.235729][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 10 printk messages dropped ** [ 1342.236104][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.256887][ T32] r5:85760000 r4:829189bc [ 1342.256933][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.257166][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.257465][ T32] r5:856f7b8c r4:856f7800 ** 3 printk messages dropped ** [ 1342.257656][ T32] r10:61c88647 r9:85760000 r8:85523a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1342.258605][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.259313][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1342.259485][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.259731][ T32] r5:84ff7f8c r4:84ff7c00 ** 1 printk messages dropped ** [ 1342.259792][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.259823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.259871][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.259892][ T32] r4:85004e00 [ 1342.259911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.259954][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.259976][ T32] r4:00000001 [ 1342.259994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.260037][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.260065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.260093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.260118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.260166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.260220][ T32] r4:8501e100 [ 1342.260246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.260296][ T32] INFO: task kworker/0:284:5764 blocked for more than 468 seconds. [ 1342.260334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.260357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.260401][ T32] task:kworker/0:284 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.260450][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.260533][ T32] Call trace: [ 1342.260589][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.260638][ T32] r10:829189c0 r9:ebda5d84 r8:00000002 r7:60000113 r6:ebda5d8c r5:84d05400 [ 1342.260660][ T32] r4:84d05400 [ 1342.260679][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.260723][ T32] r5:84d05400 r4:829189bc [ 1342.260743][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.260782][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.260842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda5e08 [ 1342.260867][ T32] r4:00000000 [ 1342.260885][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.260923][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.260959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.260999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c9c0 [ 1342.261020][ T32] r4:00000000 [ 1342.261040][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.261081][ T32] r9:83018005 r8:84d05400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1342.261102][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.261141][ T32] r5:00001000 r4:ec601000 [ 1342.261181][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.261248][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.261312][ T32] r5:856f7f8c r4:856f7c00 [ 1342.261334][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.261376][ T32] r7:dddced40 r6:83018000 r5:856f7f8c r4:85523a80 [ 1342.261396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.261439][ T32] r10:61c88647 r9:84d05400 r8:85523aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.261461][ T32] r4:85523a80 [ 1342.261503][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.261568][ T32] r10:00000000 r9:85523a80 r8:8027ecf4 r7:ebdf5e60 r6:85523b00 r5:84d05400 [ 1342.261594][ T32] r4:00000001 [ 1342.261613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.261648][ T32] Exception stack(0xebda5fb0 to 0xebda5ff8) [ 1342.261673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.261729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.261759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.261808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.261841][ T32] r4:8551c800 [ 1342.262121][ T32] INFO: task kworker/0:284:5764 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.262152][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.262217][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.262270][ T32] Call trace: [ 1342.262311][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.262381][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.262415][ T32] r4:00000000 [ 1342.262458][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.262498][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.262526][ T32] dd20: 9ea62000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.262575][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.262601][ T32] dd60: 800f0113 ffffffff [ 1342.262646][ T32] r5:800f0113 r4:80239bb0 [ 1342.262669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.262715][ T32] r4:82ac11e4 [ 1342.262736][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.262777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.262808][ T32] r4:e06cddc0 [ 1342.262831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.262872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.262893][ T32] r4:00000000 [ 1342.262911][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.262950][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.262971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.263031][ T32] r5:00001000 r4:dfd83000 [ 1342.263054][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.263093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.263131][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.263150][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.263191][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 1 printk messages dropped ** [ 1342.263276][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1342.263547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.263835][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1342.264025][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1342.264101][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.264296][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.264681][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.265036][ T32] r10:00000000 r9:85523b80 r8:8027ecf4 r7:ebdf5e60 r6:85523c00 r5:85730000 ** 7 printk messages dropped ** [ 1342.265346][ T32] r4:8551c900 ** 2 printk messages dropped ** [ 1342.265719][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.266016][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1342.266192][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1342.293190][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.293221][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.293265][ T32] r5:00001000 r4:dfd83000 [ 1342.293285][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.293323][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.293393][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.293437][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.293484][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.293528][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.293575][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.293619][ T32] r4:85004e00 [ 1342.293641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.293687][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.293716][ T32] r4:00000001 [ 1342.293757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.293825][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.293859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.293908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.293958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.293994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.294016][ T32] r4:8501e100 [ 1342.294039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.294069][ T32] INFO: task kworker/0:286:5768 blocked for more than 468 seconds. [ 1342.294124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.294157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.294179][ T32] task:kworker/0:286 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.294283][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.294339][ T32] Call trace: [ 1342.294426][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.294477][ T32] r10:829189c0 r9:ec615d84 r8:00000002 r7:60000013 r6:ec615d8c r5:85730c00 [ 1342.294500][ T32] r4:85730c00 [ 1342.294519][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.294569][ T32] r5:85730c00 r4:829189bc [ 1342.294592][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.294654][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.294731][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1342.294780][ T32] r4:00000000 [ 1342.294807][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.294848][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.294885][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.294925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cc40 [ 1342.294947][ T32] r4:00000000 [ 1342.294965][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.295026][ T32] r9:83018005 r8:85730c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1342.295050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.295089][ T32] r5:00001000 r4:ec619000 [ 1342.295109][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.295168][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.295210][ T32] r5:8570078c r4:85700400 [ 1342.295251][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.295295][ T32] r7:dddced40 r6:83018000 r5:8570078c r4:85523c80 ** 4 printk messages dropped ** [ 1342.295516][ T32] r10:00000000 r9:85523c80 r8:8027ecf4 r7:ebdfde60 r6:85523d00 r5:85730c00 ** 7 printk messages dropped ** [ 1342.295837][ T32] r4:8551cc80 ** 5 printk messages dropped ** [ 1342.309489][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 9 printk messages dropped ** [ 1342.309870][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1342.309964][ T32] r4:e06cddc0 [ 1342.309988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.310031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.310063][ T32] r4:00000000 [ 1342.310109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.310154][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.310176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.310225][ T32] r5:00001000 r4:dfd83000 [ 1342.310248][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.310333][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.310397][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.310420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.310464][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.310484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.310528][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.310549][ T32] r4:85004e00 [ 1342.310568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.310634][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.310669][ T32] r4:00000001 [ 1342.310691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.310733][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.310759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.310795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.310990][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1342.311328][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1342.311390][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.311513][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.311813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.312169][ T32] r4:85523d80 ** 6 printk messages dropped ** [ 1342.312381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.313493][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.313860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1342.314605][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1342.315090][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1342.315315][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.315566][ T32] task:kworker/0:288 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.315924][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.334919][ T32] r9:83018005 r8:85732400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 8 printk messages dropped ** [ 1342.335273][ T32] r10:61c88647 r9:85732400 r8:85523eac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1342.335557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.340519][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.340789][ T32] dd20: 9f925000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1342.341059][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1342.341198][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1342.341470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.341739][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.341922][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1342.342213][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1342.342273][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.342402][ T32] r4:00000000 [ 1342.342420][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.342476][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.342517][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.342558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85503340 [ 1342.342580][ T32] r4:00000000 [ 1342.342599][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.342638][ T32] r9:83018005 r8:85733000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1342.342659][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.342697][ T32] r5:00001000 r4:ec641000 [ 1342.342737][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.342778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.342837][ T32] r5:8570178c r4:85701400 [ 1342.342868][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.342914][ T32] r7:dddced40 r6:83018000 r5:8570178c r4:85523f80 [ 1342.342934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.342978][ T32] r10:61c88647 r9:85733000 r8:85523fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.343009][ T32] r4:85523f80 [ 1342.343040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.343085][ T32] r10:00000000 r9:85523f80 r8:8027ecf4 r7:ebdcde60 r6:854f4000 r5:85733000 [ 1342.343127][ T32] r4:00000001 [ 1342.343158][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.343192][ T32] Exception stack(0xec639fb0 to 0xec639ff8) [ 1342.343218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.343245][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.343292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.343323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.343344][ T32] r4:85503180 [ 1342.343814][ T32] INFO: task kworker/0:289:5775 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.343848][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.343903][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.343967][ T32] Call trace: [ 1342.343998][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.344047][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.344070][ T32] r4:00000000 [ 1342.344088][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.344125][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.344153][ T32] dd20: 9f925000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.344180][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.344222][ T32] dd60: 800f0113 ffffffff [ 1342.344249][ T32] r5:800f0113 r4:80239bb0 [ 1342.344269][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.344308][ T32] r4:82ac11e4 [ 1342.344328][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.344370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.344392][ T32] r4:e06cddc0 [ 1342.344411][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.344464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.344533][ T32] r4:00000000 [ 1342.344555][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.344597][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.344641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.344684][ T32] r5:00001000 r4:dfd83000 [ 1342.344703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.344752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.344791][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.344809][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.344851][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.344871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.344914][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.344935][ T32] r4:85004e00 [ 1342.344953][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.344995][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.345038][ T32] r4:00000001 [ 1342.345075][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.345113][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.345139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.345175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.345203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.345231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.345262][ T32] r4:8501e100 [ 1342.345283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.345308][ T32] INFO: task kworker/0:290:5777 blocked for more than 468 seconds. [ 1342.345358][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.345383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.345403][ T32] task:kworker/0:290 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.345445][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.345493][ T32] Call trace: [ 1342.345525][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.345582][ T32] r10:829189c0 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:85733c00 [ 1342.345607][ T32] r4:85733c00 [ 1342.345626][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.345683][ T32] r5:85733c00 r4:829189bc [ 1342.345739][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.345782][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.345826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 1342.345848][ T32] r4:00000000 [ 1342.345866][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.345902][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.345937][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.345976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855034c0 [ 1342.345998][ T32] r4:00000000 [ 1342.346016][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.346072][ T32] r9:83018005 r8:85733c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 6 printk messages dropped ** [ 1342.362468][ T32] r7:dddced40 r6:83018000 r5:85701b8c r4:854f4080 ** 5 printk messages dropped ** [ 1342.362690][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.362920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1342.363953][ T32] dd20: 9fdc6000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1342.364237][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1342.364320][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.364666][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1342.364995][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1342.365277][ T32] INFO: task kworker/0:291:5779 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.365736][ T32] r5:85734800 r4:829189bc [ 1342.365769][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.365933][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.365968][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.366028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85503640 [ 1342.366054][ T32] r4:00000000 [ 1342.366072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.366134][ T32] r9:83018005 r8:85734800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1342.366158][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.366196][ T32] r5:00001000 r4:ec655000 [ 1342.366248][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.376695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.376798][ T32] r5:85701f8c r4:85701c00 [ 1342.376825][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.376871][ T32] r7:dddced40 r6:83018000 r5:85701f8c r4:854f4180 [ 1342.376892][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.376942][ T32] r10:61c88647 r9:85734800 r8:854f41ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.376964][ T32] r4:854f4180 [ 1342.376983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.377027][ T32] r10:00000000 r9:854f4180 r8:8027ecf4 r7:ec645e60 r6:854f4200 r5:85734800 [ 1342.377078][ T32] r4:00000001 [ 1342.377110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.377150][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 1342.377179][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.377207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.377260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.377311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.377336][ T32] r4:85503280 [ 1342.377831][ T32] INFO: task kworker/0:291:5779 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.377871][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.377974][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.378025][ T32] Call trace: [ 1342.378078][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.378128][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.378178][ T32] r4:00000000 [ 1342.378248][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.378343][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.378376][ T32] dd20: a0129000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.378404][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.378427][ T32] dd60: 800f0113 ffffffff [ 1342.378450][ T32] r5:800f0113 r4:80239bb0 [ 1342.378470][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.378513][ T32] r4:82ac11e4 [ 1342.378537][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.378624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.378651][ T32] r4:e06cddc0 [ 1342.378671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.378735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.378760][ T32] r4:00000000 [ 1342.378780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.378846][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.378893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.378954][ T32] r5:00001000 r4:dfd83000 [ 1342.378973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.379012][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.379049][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.379068][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.379109][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 1 printk messages dropped ** [ 1342.379278][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1342.379713][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1342.379903][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.380159][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.380218][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.380377][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.380847][ T32] r7:dddced40 r6:83018000 r5:8570238c r4:854f4280 ** 7 printk messages dropped ** [ 1342.381091][ T32] Exception stack(0xec631fb0 to 0xec631ff8) ** 7 printk messages dropped ** [ 1342.381738][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.382059][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1342.382461][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1342.382835][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1342.383077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.383361][ T32] task:kworker/0:293 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.383687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.384089][ T32] r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 8 printk messages dropped ** [ 1342.384440][ T32] r10:61c88647 r9:85736000 r8:854f43ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1342.384805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1342.385534][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.385560][ T32] dd60: 800f0113 ffffffff [ 1342.385583][ T32] r5:800f0113 r4:80239bb0 [ 1342.385603][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.385641][ T32] r4:82ac11e4 [ 1342.385661][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.385701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.385731][ T32] r4:e06cddc0 [ 1342.385750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.385790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.385830][ T32] r4:00000000 [ 1342.385854][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.385915][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.385948][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.385990][ T32] r5:00001000 r4:dfd83000 [ 1342.386009][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.386057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.386097][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.386118][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.386207][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.386303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.409135][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.409210][ T32] r4:85004e00 [ 1342.409261][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.409334][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.409388][ T32] r4:00000001 [ 1342.409411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.409449][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.409506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.409564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.409614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.409650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.409672][ T32] r4:8501e100 [ 1342.409736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.409804][ T32] INFO: task kworker/0:294:5785 blocked for more than 468 seconds. [ 1342.409841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.409865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.409886][ T32] task:kworker/0:294 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.409943][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.410009][ T32] Call trace: [ 1342.410044][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.410094][ T32] r10:829189c0 r9:ec66dd84 r8:00000002 r7:60000113 r6:ec66dd8c r5:85736c00 [ 1342.410116][ T32] r4:85736c00 [ 1342.410135][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.410174][ T32] r5:85736c00 r4:829189bc [ 1342.410193][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.410233][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.410301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1342.410353][ T32] r4:00000000 [ 1342.410376][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.410414][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.410453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.410502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85503d00 [ 1342.410527][ T32] r4:00000000 [ 1342.410546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.410588][ T32] r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1342.410609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.410660][ T32] r5:00001000 r4:dfaed000 [ 1342.410682][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.410728][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.410766][ T32] r5:8570338c r4:85703000 [ 1342.410785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.410825][ T32] r7:dddced40 r6:83018000 r5:8570338c r4:854f4480 [ 1342.410845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.410889][ T32] r10:61c88647 r9:85736c00 r8:854f44ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.410940][ T32] r4:854f4480 [ 1342.410960][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.411001][ T32] r10:00000000 r9:854f4480 r8:8027ecf4 r7:ec659e60 r6:854f4500 r5:85736c00 [ 1342.411022][ T32] r4:00000001 [ 1342.411052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.411089][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1342.411114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.411141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.411166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.411193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.411214][ T32] r4:85503900 [ 1342.411677][ T32] INFO: task kworker/0:294:5785 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.411718][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.411773][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.411834][ T32] Call trace: [ 1342.411892][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.411944][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.411966][ T32] r4:00000000 [ 1342.411984][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.412021][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.412058][ T32] dd20: a05c1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.412104][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.412129][ T32] dd60: 800f0113 ffffffff [ 1342.412151][ T32] r5:800f0113 r4:80239bb0 [ 1342.412180][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.412222][ T32] r4:82ac11e4 [ 1342.412241][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.412283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.412304][ T32] r4:e06cddc0 [ 1342.412324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.412364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.412385][ T32] r4:00000000 [ 1342.412402][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.412456][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.412514][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.412567][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1342.412759][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1342.413097][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.413376][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.413609][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.413650][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.413903][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.414096][ T32] r5:00001000 r4:ec677000 ** 6 printk messages dropped ** [ 1342.414349][ T32] r10:61c88647 r9:84d20000 r8:854f45ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1342.414628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.415182][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1342.415645][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1342.415858][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1342.434963][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1342.435244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.435305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.435365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.435402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.435424][ T32] r4:8501e100 [ 1342.435457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.435490][ T32] INFO: task kworker/0:296:5791 blocked for more than 468 seconds. [ 1342.435523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.435546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.435569][ T32] task:kworker/0:296 state:D stack:0 pid:5791 tgid:5791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.435648][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.435718][ T32] Call trace: [ 1342.435761][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.435837][ T32] r10:829189c0 r9:ec681d84 r8:00000002 r7:60000113 r6:ec681d8c r5:84d20c00 [ 1342.435868][ T32] r4:84d20c00 [ 1342.435909][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.435976][ T32] r5:84d20c00 r4:829189bc [ 1342.436005][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.436046][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.436091][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 [ 1342.436134][ T32] r4:00000000 [ 1342.436157][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.436195][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.443309][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.443455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85503c40 [ 1342.443551][ T32] r4:00000000 [ 1342.443648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.443728][ T32] r9:83018005 r8:84d20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1342.443765][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.443836][ T32] r5:00001000 r4:dfad7000 [ 1342.443883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.443951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.444017][ T32] r5:85702f8c r4:85702c00 [ 1342.444076][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.444152][ T32] r7:dddced40 r6:83018000 r5:85702f8c r4:854f4680 [ 1342.444213][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.444292][ T32] r10:61c88647 r9:84d20c00 r8:854f46ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.444328][ T32] r4:854f4680 [ 1342.444360][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.444446][ T32] r10:00000000 r9:854f4680 r8:8027ecf4 r7:ec66de60 r6:854f4700 r5:84d20c00 [ 1342.444525][ T32] r4:00000001 [ 1342.444560][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.444809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1342.461446][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1342.462058][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1342.462197][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.462636][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1342.463130][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 8 printk messages dropped ** [ 1342.463710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1342.464589][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.464803][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.465121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84567440 ** 10 printk messages dropped ** [ 1342.465795][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1342.477773][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1342.478628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 13 printk messages dropped ** [ 1342.479404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.480033][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1342.480368][ T32] task:kworker/0:298 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.480942][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.481076][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec689e08 [ 1342.481111][ T32] r4:00000000 [ 1342.481142][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.481202][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.481261][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.481327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85503fc0 [ 1342.481362][ T32] r4:00000000 [ 1342.481434][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.481514][ T32] r9:83018005 r8:84d22400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1342.481551][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.481614][ T32] r5:00001000 r4:eb579000 [ 1342.481646][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.481708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.481772][ T32] r5:856c438c r4:856c4000 [ 1342.481804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.481884][ T32] r7:dddced40 r6:83018000 r5:856c438c r4:854f4880 [ 1342.481921][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.481994][ T32] r10:61c88647 r9:84d22400 r8:854f48ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.482030][ T32] r4:854f4880 [ 1342.482071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.482143][ T32] r10:00000000 r9:854f4880 r8:8027ecf4 r7:ec661e60 r6:854f4900 r5:84d22400 [ 1342.482179][ T32] r4:00000001 [ 1342.482220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.482290][ T32] Exception stack(0xec689fb0 to 0xec689ff8) [ 1342.482332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.482389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.482434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.482489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.482526][ T32] r4:85503d40 [ 1342.483025][ T32] INFO: task kworker/0:298:5794 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.483078][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.483264][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.483364][ T32] Call trace: [ 1342.483418][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.483507][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.483545][ T32] r4:00000000 [ 1342.483575][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.483636][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.483684][ T32] dd20: a0deb000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.483732][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.483772][ T32] dd60: 800f0113 ffffffff [ 1342.483809][ T32] r5:800f0113 r4:80239bb0 [ 1342.483855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.483945][ T32] r4:82ac11e4 [ 1342.483982][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.484052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.484087][ T32] r4:e06cddc0 [ 1342.484119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.484184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.484219][ T32] r4:00000000 [ 1342.484252][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.484318][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.484353][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.484416][ T32] r5:00001000 r4:dfd83000 [ 1342.484449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.484552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.484628][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.484664][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.484781][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.484819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.484916][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.484968][ T32] r4:85004e00 [ 1342.485004][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.485090][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.485140][ T32] r4:00000001 [ 1342.485172][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.485227][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.485268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.485313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.485357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.485403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.485438][ T32] r4:8501e100 [ 1342.485488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.485535][ T32] INFO: task kworker/0:299:5797 blocked for more than 468 seconds. [ 1342.485580][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.485657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.485693][ T32] task:kworker/0:299 state:D stack:0 pid:5797 tgid:5797 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.486034][ T32] r10:829189c0 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:84d23000 ** 3 printk messages dropped ** [ 1342.486194][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.508059][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.508409][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.508858][ T32] r5:85703b8c r4:85703800 ** 6 printk messages dropped ** [ 1342.509219][ T32] r10:00000000 r9:854f4980 r8:8027ecf4 r7:ec661e60 r6:854f4a00 r5:84d23000 ** 9 printk messages dropped ** [ 1342.510486][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.511369][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1342.511756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.512298][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1342.512694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.513179][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.513575][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.513749][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.513901][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.514560][ T32] r7:dddced40 r6:83018000 r5:84c0d38c r4:854f4b00 ** 5 printk messages dropped ** [ 1342.514895][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1342.515750][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.549738][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1342.549990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.550029][ T32] r4:e06cddc0 [ 1342.550081][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.550154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.550190][ T32] r4:00000000 [ 1342.550232][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.550325][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.550393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.550465][ T32] r5:00001000 r4:dfd83000 [ 1342.550503][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.550567][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.550630][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.550662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.550732][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.550767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.550862][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.550922][ T32] r4:85004e00 [ 1342.550957][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.551030][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.551065][ T32] r4:00000001 [ 1342.551112][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.551172][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.551215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.551281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.551327][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.551373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.551410][ T32] r4:8501e100 [ 1342.551447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.551499][ T32] INFO: task kworker/0:301:5863 blocked for more than 469 seconds. [ 1342.551552][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.551590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.551648][ T32] task:kworker/0:301 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.551744][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.551811][ T32] Call trace: [ 1342.551862][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.551940][ T32] r10:829189c0 r9:ec71dd84 r8:00000002 r7:60000113 r6:ec71dd8c r5:84d24800 [ 1342.551992][ T32] r4:84d24800 [ 1342.552027][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.552093][ T32] r5:84d24800 r4:829189bc [ 1342.552140][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.552216][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.552293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1342.552328][ T32] r4:00000000 [ 1342.552360][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.552432][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.552541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.552611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d4f980 [ 1342.552750][ T32] r4:00000000 [ 1342.552865][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.552954][ T32] r9:83018005 r8:84d24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1342.552993][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.553056][ T32] r5:00001000 r4:eb1e5000 [ 1342.553087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.553148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.553211][ T32] r5:856d9f8c r4:856d9c00 [ 1342.553242][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.553308][ T32] r7:dddced40 r6:83018000 r5:856d9f8c r4:854f4c00 [ 1342.553355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.553433][ T32] r10:61c88647 r9:84d24800 r8:854f4c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.553490][ T32] r4:854f4c00 [ 1342.553554][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.553628][ T32] r10:00000000 r9:854f4c00 r8:8027ecf4 r7:ec68de60 r6:854f4c80 r5:84d24800 [ 1342.553664][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.553917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.555497][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1342.556095][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1342.568581][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.569094][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1342.569552][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1342.570072][ T32] INFO: task kworker/0:302:5864 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1342.570786][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1342.570955][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1342.571818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.572361][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.572667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.573807][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.574231][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1342.574705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1342.575340][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1342.575832][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.606726][ T32] task:kworker/0:303 state:D stack:0 pid:5884 tgid:5884 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.607192][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.607231][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.607275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec721e08 [ 1342.607297][ T32] r4:00000000 [ 1342.607315][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.607352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.607392][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.607432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84567c00 [ 1342.607455][ T32] r4:00000000 [ 1342.607481][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.607538][ T32] r9:83018005 r8:84d25400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1342.607585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.607663][ T32] r5:00001000 r4:ec7a7000 [ 1342.607685][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.607732][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.607772][ T32] r5:8571038c r4:85710000 [ 1342.607807][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.607856][ T32] r7:dddced40 r6:83018000 r5:8571038c r4:854f4e00 [ 1342.607890][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.607940][ T32] r10:61c88647 r9:84d25400 r8:854f4e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.607965][ T32] r4:854f4e00 [ 1342.607985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.608033][ T32] r10:00000000 r9:854f4e00 r8:8027ecf4 r7:ec71de60 r6:854f4e80 r5:84d25400 [ 1342.608071][ T32] r4:00000001 [ 1342.608117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.608158][ T32] Exception stack(0xec721fb0 to 0xec721ff8) [ 1342.608201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.608256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.608306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.608338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.608364][ T32] r4:845674c0 [ 1342.608943][ T32] INFO: task kworker/0:303:5884 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.608989][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.609051][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.609095][ T32] Call trace: [ 1342.609145][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.609196][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.609220][ T32] r4:00000000 [ 1342.609238][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.609275][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.609304][ T32] dd20: a1ecd000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.609375][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.609403][ T32] dd60: 800f0113 ffffffff [ 1342.609426][ T32] r5:800f0113 r4:80239bb0 [ 1342.609446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.609514][ T32] r4:82ac11e4 [ 1342.609539][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.609581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.609603][ T32] r4:e06cddc0 [ 1342.609622][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.609662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.609683][ T32] r4:00000000 [ 1342.609701][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.609781][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.609807][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.609848][ T32] r5:00001000 r4:dfd83000 [ 1342.609868][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.609906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.610008][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.610030][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.610074][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.610123][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.610171][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.610216][ T32] r4:85004e00 [ 1342.610304][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.610357][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.610381][ T32] r4:00000001 [ 1342.610400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.610434][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 3 printk messages dropped ** [ 1342.610546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1342.611264][ T32] r4:84c98c00 ** 2 printk messages dropped ** [ 1342.611347][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.611387][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.611590][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.611994][ T32] r5:8571078c r4:85710400 ** 3 printk messages dropped ** [ 1342.612245][ T32] r10:61c88647 r9:84c98c00 r8:854f4f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1342.612686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1342.613350][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.613632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1342.614165][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1342.614871][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1342.615326][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.615734][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.616099][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.631309][ T32] r4:00000000 [ 1342.631356][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.631424][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.631523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.631571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca1200 [ 1342.631594][ T32] r4:00000000 [ 1342.631641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.631688][ T32] r9:83018005 r8:84c9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1342.631710][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.631757][ T32] r5:00001000 r4:ebdbd000 [ 1342.631781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.631821][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.631860][ T32] r5:8571138c r4:85711000 [ 1342.631912][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.631960][ T32] r7:dddced40 r6:83018000 r5:8571138c r4:8541c000 [ 1342.632014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.632062][ T32] r10:61c88647 r9:84c9a400 r8:8541c02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.632084][ T32] r4:8541c000 [ 1342.632104][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.632147][ T32] r10:00000000 r9:8541c000 r8:8027ecf4 r7:ec71de60 r6:8541c080 r5:84c9a400 [ 1342.632168][ T32] r4:00000001 [ 1342.632187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.632272][ T32] Exception stack(0xec769fb0 to 0xec769ff8) [ 1342.632304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.632358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.632387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.632415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.632437][ T32] r4:84567b40 [ 1342.633003][ T32] INFO: task kworker/0:305:5899 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.633047][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.633118][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.633166][ T32] Call trace: [ 1342.633219][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.633274][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.633297][ T32] r4:00000000 [ 1342.633316][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.633427][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.633466][ T32] dd20: a1f9f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.633512][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.633558][ T32] dd60: 800f0113 ffffffff [ 1342.633605][ T32] r5:800f0113 r4:80239bb0 [ 1342.633643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.633686][ T32] r4:82ac11e4 [ 1342.633706][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.633752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.633797][ T32] r4:e06cddc0 [ 1342.633862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.633929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.633952][ T32] r4:00000000 [ 1342.633970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.634012][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.634035][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.634075][ T32] r5:00001000 r4:dfd83000 [ 1342.634172][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.634270][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.634316][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.634336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.634378][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.634397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.634490][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.634518][ T32] r4:85004e00 [ 1342.634589][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.634638][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.634660][ T32] r4:00000001 [ 1342.634681][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.634719][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.634778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.634810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.634848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.634963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.634988][ T32] r4:8501e100 [ 1342.635009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.635086][ T32] INFO: task kworker/0:306:5900 blocked for more than 469 seconds. ** 2 printk messages dropped ** [ 1342.635215][ T32] task:kworker/0:306 state:D stack:0 pid:5900 tgid:5900 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.635702][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.635828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 ** 5 printk messages dropped ** [ 1342.636103][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.653314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.653419][ T32] r7:dddced40 r6:83018000 r5:85710f8c r4:8541c100 [ 1342.653458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.653513][ T32] r10:61c88647 r9:84c9b000 r8:8541c12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.653535][ T32] r4:8541c100 [ 1342.653573][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.653636][ T32] r10:00000000 r9:8541c100 r8:8027ecf4 r7:ec769e60 r6:8541c180 r5:84c9b000 [ 1342.653662][ T32] r4:00000001 [ 1342.653694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.653739][ T32] Exception stack(0xec7b9fb0 to 0xec7b9ff8) [ 1342.653786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.653860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.653919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.653948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.653971][ T32] r4:84567b40 [ 1342.654453][ T32] INFO: task kworker/0:306:5900 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.654533][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.654729][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.654815][ T32] Call trace: [ 1342.654848][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.654903][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.654927][ T32] r4:00000000 [ 1342.654947][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.654998][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.655032][ T32] dd20: a219f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.655062][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.655086][ T32] dd60: 800f0113 ffffffff [ 1342.655109][ T32] r5:800f0113 r4:80239bb0 [ 1342.655129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1342.655318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1342.655711][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1342.655897][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1342.656040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1342.656139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.669568][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.669728][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.669984][ T32] r4:84c9bc00 ** 2 printk messages dropped ** [ 1342.670067][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.670138][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.670218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 [ 1342.670254][ T32] r4:00000000 [ 1342.670301][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.670342][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.670383][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.670423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852387c0 [ 1342.670445][ T32] r4:00000000 [ 1342.670509][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.670556][ T32] r9:83018005 r8:84c9bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1342.670579][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.670619][ T32] r5:00001000 r4:ec851000 [ 1342.670669][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.670715][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.670754][ T32] r5:856e138c r4:856e1000 [ 1342.670774][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.670817][ T32] r7:dddced40 r6:83018000 r5:856e138c r4:8541c200 [ 1342.670837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.670882][ T32] r10:61c88647 r9:84c9bc00 r8:8541c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.670935][ T32] r4:8541c200 [ 1342.670992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.671039][ T32] r10:00000000 r9:8541c200 r8:8027ecf4 r7:ec769e60 r6:8541c280 r5:84c9bc00 [ 1342.671063][ T32] r4:00000001 [ 1342.671082][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.671118][ T32] Exception stack(0xec801fb0 to 0xec801ff8) [ 1342.671145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.671203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.671234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.671262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.671284][ T32] r4:84567900 [ 1342.671763][ T32] INFO: task kworker/0:307:5903 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.671799][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.671888][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.671933][ T32] Call trace: [ 1342.671993][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.672049][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.672074][ T32] r4:00000000 [ 1342.672092][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.672130][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.672159][ T32] dd20: a26b7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.672187][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.672210][ T32] dd60: 800f0113 ffffffff [ 1342.672232][ T32] r5:800f0113 r4:80239bb0 [ 1342.672252][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.672306][ T32] r4:82ac11e4 [ 1342.672330][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.672372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.672394][ T32] r4:e06cddc0 [ 1342.672412][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.672453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.672518][ T32] r4:00000000 [ 1342.672554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.672598][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.672620][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.672660][ T32] r5:00001000 r4:dfd83000 [ 1342.672679][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.672723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.672763][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.672782][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.672870][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.672894][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.672939][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.672960][ T32] r4:85004e00 [ 1342.672979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.673023][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.673073][ T32] r4:00000001 [ 1342.673095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.673131][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.673158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.673186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.673224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.673252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.673296][ T32] r4:8501e100 [ 1342.673320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.673351][ T32] INFO: task kworker/0:308:5915 blocked for more than 469 seconds. [ 1342.673378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.673403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.673423][ T32] task:kworker/0:308 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.673496][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.673540][ T32] Call trace: [ 1342.673606][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.673663][ T32] r10:829189c0 r9:ec805d84 r8:00000002 r7:60000013 r6:ec805d8c r5:84c9c800 [ 1342.673688][ T32] r4:84c9c800 [ 1342.673720][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.673765][ T32] r5:84c9c800 r4:829189bc [ 1342.673793][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.673869][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.673937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1342.673964][ T32] r4:00000000 [ 1342.673983][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.674021][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.674056][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.674115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250700 [ 1342.674168][ T32] r4:00000000 [ 1342.674190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.674231][ T32] r9:83018005 r8:84c9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1342.674252][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.674290][ T32] r5:00001000 r4:eb983000 [ 1342.674310][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.674347][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.674384][ T32] r5:85711f8c r4:85711c00 [ 1342.674437][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.674526][ T32] r7:dddced40 r6:83018000 r5:85711f8c r4:8541c300 [ 1342.674557][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.674606][ T32] r10:61c88647 r9:84c9c800 r8:8541c32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.674627][ T32] r4:8541c300 [ 1342.674645][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.674688][ T32] r10:00000000 r9:8541c300 r8:8027ecf4 r7:ec801e60 r6:8541c380 r5:84c9c800 [ 1342.674709][ T32] r4:00000001 [ 1342.674728][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.674761][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1342.674786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.674813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.674866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.674909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.674936][ T32] r4:84ca1140 [ 1342.675218][ T32] INFO: task kworker/0:308:5915 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.675251][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.675348][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.675394][ T32] Call trace: [ 1342.675453][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.675509][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.675533][ T32] r4:00000000 [ 1342.675552][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.675589][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.675617][ T32] dd20: a26b7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.675645][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.675669][ T32] dd60: 800f0113 ffffffff [ 1342.675692][ T32] r5:800f0113 r4:80239bb0 [ 1342.675740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.675784][ T32] r4:82ac11e4 [ 1342.675806][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.675849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.675870][ T32] r4:e06cddc0 [ 1342.675916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.675962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.675985][ T32] r4:00000000 [ 1342.676004][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.676045][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.676066][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.676106][ T32] r5:00001000 r4:dfd83000 [ 1342.676125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.676164][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.676203][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.676264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.696975][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.697021][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.697096][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.697119][ T32] r4:85004e00 [ 1342.697139][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.697186][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.697235][ T32] r4:00000001 [ 1342.697259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.697296][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.697361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.697393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.697420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.697448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.697477][ T32] r4:8501e100 [ 1342.697518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.697588][ T32] INFO: task kworker/0:309:5938 blocked for more than 469 seconds. [ 1342.697624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.697649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.697671][ T32] task:kworker/0:309 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.697769][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.697851][ T32] Call trace: [ 1342.697887][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.697937][ T32] r10:829189c0 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:84c9e000 [ 1342.698013][ T32] r4:84c9e000 [ 1342.698036][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.698114][ T32] r5:84c9e000 r4:829189bc [ 1342.698138][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.698191][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.698316][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1342.698345][ T32] r4:00000000 [ 1342.698398][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.698510][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.698594][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.698640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852504c0 [ 1342.698677][ T32] r4:00000000 [ 1342.698734][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.698814][ T32] r9:83018005 r8:84c9e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1342.698839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.698879][ T32] r5:00001000 r4:eb6eb000 [ 1342.698926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.698998][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.699040][ T32] r5:85711b8c r4:85711800 [ 1342.699060][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.699135][ T32] r7:dddced40 r6:83018000 r5:85711b8c r4:8541c400 [ 1342.699159][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.699205][ T32] r10:61c88647 r9:84c9e000 r8:8541c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.699227][ T32] r4:8541c400 [ 1342.699245][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.699331][ T32] r10:00000000 r9:8541c400 r8:8027ecf4 r7:ec805e60 r6:8541c480 r5:84c9e000 [ 1342.699389][ T32] r4:00000001 [ 1342.699410][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.699463][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1342.699494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.699522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.699547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.699604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.699629][ T32] r4:85250580 [ 1342.700109][ T32] INFO: task kworker/0:309:5938 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.700145][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.700201][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.700242][ T32] Call trace: [ 1342.700307][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.700376][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.700515][ T32] r4:00000000 [ 1342.700548][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.700590][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.700619][ T32] dd20: a2ab9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.700678][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.700708][ T32] dd60: 800f0113 ffffffff [ 1342.700761][ T32] r5:800f0113 r4:80239bb0 [ 1342.700816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.700861][ T32] r4:82ac11e4 [ 1342.700882][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.700989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.701014][ T32] r4:e06cddc0 [ 1342.701035][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.701078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.701100][ T32] r4:00000000 [ 1342.701118][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.701159][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.701181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.701221][ T32] r5:00001000 r4:dfd83000 [ 1342.701239][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.701277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.701320][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.701340][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.701383][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.701404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.701449][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.701479][ T32] r4:85004e00 [ 1342.701529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.701579][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.701602][ T32] r4:00000001 [ 1342.701620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.701670][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.701730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.701761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.701788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.701817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.701838][ T32] r4:8501e100 [ 1342.701857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.701914][ T32] INFO: task kworker/0:310:5940 blocked for more than 469 seconds. [ 1342.701979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.702004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.702025][ T32] task:kworker/0:310 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.702099][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.702150][ T32] Call trace: [ 1342.702183][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.702229][ T32] r10:829189c0 r9:ec859d84 r8:00000002 r7:60000013 r6:ec859d8c r5:84c9ec00 [ 1342.702252][ T32] r4:84c9ec00 [ 1342.702272][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.702312][ T32] r5:84c9ec00 r4:829189bc [ 1342.702333][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.702371][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.702447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1342.702482][ T32] r4:00000000 [ 1342.702502][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.702541][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.702576][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.702661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250980 [ 1342.702718][ T32] r4:00000000 [ 1342.702741][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.702782][ T32] r9:83018005 r8:84c9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f11f000 [ 1342.702802][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.702839][ T32] r5:00001000 r4:ebaff000 [ 1342.702859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.702899][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.702970][ T32] r5:8571278c r4:85712400 [ 1342.702992][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.703034][ T32] r7:dddced40 r6:83018000 r5:8571278c r4:8541c500 [ 1342.703054][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.703097][ T32] r10:61c88647 r9:84c9ec00 r8:8541c52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.703119][ T32] r4:8541c500 [ 1342.703137][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.703179][ T32] r10:00000000 r9:8541c500 r8:8027ecf4 r7:ec805e60 r6:8541c580 r5:84c9ec00 [ 1342.703201][ T32] r4:00000001 [ 1342.703220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.703253][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1342.703279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.703306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.703332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.703396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.703423][ T32] r4:852506c0 [ 1342.703733][ T32] INFO: task kworker/0:310:5940 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.703897][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.703970][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.704042][ T32] Call trace: [ 1342.704076][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.704125][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.704148][ T32] r4:00000000 [ 1342.704167][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.704233][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.704266][ T32] dd20: a2ab9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.704294][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.704317][ T32] dd60: 800f0113 ffffffff [ 1342.704339][ T32] r5:800f0113 r4:80239bb0 [ 1342.704382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.704465][ T32] r4:82ac11e4 [ 1342.704537][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.704607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.704633][ T32] r4:e06cddc0 [ 1342.704654][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.704724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.704750][ T32] r4:00000000 [ 1342.704790][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.704867][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.704891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.704930][ T32] r5:00001000 r4:dfd83000 [ 1342.704950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.704989][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.705028][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.705047][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.705143][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.705177][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.705225][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.705349][ T32] r4:85004e00 [ 1342.705372][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.705450][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.705484][ T32] r4:00000001 [ 1342.705502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.705539][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.705577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.705616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.705642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.705670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.705692][ T32] r4:8501e100 [ 1342.705712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.705738][ T32] INFO: task kworker/0:311:5942 blocked for more than 469 seconds. [ 1342.705765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.705787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.705807][ T32] task:kworker/0:311 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.705851][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.705890][ T32] Call trace: [ 1342.705920][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.705963][ T32] r10:829189c0 r9:ec80dd84 r8:00000002 r7:60000113 r6:ec80dd8c r5:84c98000 [ 1342.705985][ T32] r4:84c98000 [ 1342.706017][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.706060][ T32] r5:84c98000 r4:829189bc [ 1342.706093][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.706136][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.706183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 [ 1342.706204][ T32] r4:00000000 [ 1342.706294][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.729892][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.729993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.730040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250800 [ 1342.730064][ T32] r4:00000000 [ 1342.730116][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.730166][ T32] r9:83018005 r8:84c98000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1342.730188][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.730230][ T32] r5:00001000 r4:eba11000 [ 1342.730250][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.730315][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.730355][ T32] r5:8571238c r4:85712000 [ 1342.730448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.730569][ T32] r7:dddced40 r6:83018000 r5:8571238c r4:8541c600 [ 1342.730595][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.730642][ T32] r10:61c88647 r9:84c98000 r8:8541c62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.730697][ T32] r4:8541c600 [ 1342.730719][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.730764][ T32] r10:00000000 r9:8541c600 r8:8027ecf4 r7:ec859e60 r6:8541c680 r5:84c98000 [ 1342.730822][ T32] r4:00000001 [ 1342.730843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.730879][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) [ 1342.730944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.730975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.731002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.731065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.731089][ T32] r4:85250780 [ 1342.731629][ T32] INFO: task kworker/0:311:5942 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.731669][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.731921][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.732023][ T32] Call trace: [ 1342.732330][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.732383][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.732456][ T32] r4:00000000 [ 1342.732528][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.732580][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.732611][ T32] dd20: a2f93000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.732639][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.732661][ T32] dd60: 800f0113 ffffffff [ 1342.732683][ T32] r5:800f0113 r4:80239bb0 [ 1342.732703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.732747][ T32] r4:82ac11e4 [ 1342.732767][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.732897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.732958][ T32] r4:e06cddc0 [ 1342.732980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.733022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.733093][ T32] r4:00000000 [ 1342.733217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.733261][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.733331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.733449][ T32] r5:00001000 r4:dfd83000 [ 1342.733484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.733525][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.733563][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.733688][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.733747][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.733768][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.733856][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.733939][ T32] r4:85004e00 [ 1342.733963][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.734038][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.734154][ T32] r4:00000001 [ 1342.734277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.734315][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.734394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.734424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.734451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.734509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.734580][ T32] r4:8501e100 [ 1342.734628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.734736][ T32] INFO: task kworker/0:312:5944 blocked for more than 469 seconds. [ 1342.734776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.734950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.734979][ T32] task:kworker/0:312 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.735056][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.735186][ T32] Call trace: [ 1342.735217][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.735263][ T32] r10:829189c0 r9:ec861d84 r8:00000002 r7:60000013 r6:ec861d8c r5:84c9d400 [ 1342.735285][ T32] r4:84c9d400 [ 1342.735318][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.735361][ T32] r5:84c9d400 r4:829189bc [ 1342.735525][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.735783][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.735997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1342.736117][ T32] r4:00000000 [ 1342.736138][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.736177][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.736241][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.758827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250c00 [ 1342.758953][ T32] r4:00000000 [ 1342.758983][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.759053][ T32] r9:83018005 r8:84c9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [ 1342.759075][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.759118][ T32] r5:00001000 r4:ebbd3000 [ 1342.759139][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.759179][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.759219][ T32] r5:85712b8c r4:85712800 [ 1342.759238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.759336][ T32] r7:dddced40 r6:83018000 r5:85712b8c r4:8541c700 [ 1342.759362][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.759434][ T32] r10:61c88647 r9:84c9d400 r8:8541c72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.759467][ T32] r4:8541c700 [ 1342.759488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.759533][ T32] r10:00000000 r9:8541c700 r8:8027ecf4 r7:ec859e60 r6:8541c780 r5:84c9d400 [ 1342.759634][ T32] r4:00000001 [ 1342.759664][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.759702][ T32] Exception stack(0xec861fb0 to 0xec861ff8) [ 1342.759732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.759761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.759788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.759816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.759837][ T32] r4:852508c0 [ 1342.760339][ T32] INFO: task kworker/0:312:5944 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.760377][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.760523][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.760617][ T32] Call trace: [ 1342.760679][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.760733][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.760756][ T32] r4:00000000 [ 1342.760775][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.760814][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.760915][ T32] dd20: a3463000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.760950][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.761030][ T32] dd60: 800f0113 ffffffff [ 1342.761056][ T32] r5:800f0113 r4:80239bb0 [ 1342.761106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.761177][ T32] r4:82ac11e4 [ 1342.761201][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.761249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.761281][ T32] r4:e06cddc0 [ 1342.761302][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.761415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.761441][ T32] r4:00000000 [ 1342.761467][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.761510][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.761558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.761621][ T32] r5:00001000 r4:dfd83000 [ 1342.761685][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.761730][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.761824][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.761848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.761892][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.761911][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.761987][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.762099][ T32] r4:85004e00 [ 1342.762205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.762262][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.762287][ T32] r4:00000001 [ 1342.762305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.762363][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.762394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.762449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.762483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.762512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.762534][ T32] r4:8501e100 [ 1342.762553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.762594][ T32] INFO: task kworker/0:313:5947 blocked for more than 469 seconds. [ 1342.762763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.762874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.762915][ T32] task:kworker/0:313 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.763070][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.763255][ T32] Call trace: [ 1342.763286][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.763364][ T32] r10:829189c0 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:84c99800 [ 1342.763389][ T32] r4:84c99800 [ 1342.763436][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.763509][ T32] r5:84c99800 r4:829189bc [ 1342.763574][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.763619][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.763688][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 1342.763713][ T32] r4:00000000 [ 1342.763732][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.763799][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.763991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.764049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250d80 [ 1342.764100][ T32] r4:00000000 [ 1342.764165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.764234][ T32] r9:83018005 r8:84c99800 r7:00000000 r6:83018000 r5:00001000 r4:7f125000 [ 1342.764258][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.764298][ T32] r5:00001000 r4:ebc95000 [ 1342.764322][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.764385][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.764470][ T32] r5:85712f8c r4:85712c00 [ 1342.764575][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.764651][ T32] r7:dddced40 r6:83018000 r5:85712f8c r4:8541c800 [ 1342.764674][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.764722][ T32] r10:61c88647 r9:84c99800 r8:8541c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.764744][ T32] r4:8541c800 [ 1342.764762][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.764805][ T32] r10:00000000 r9:8541c800 r8:8027ecf4 r7:ec861e60 r6:8541c880 r5:84c99800 [ 1342.764827][ T32] r4:00000001 [ 1342.764845][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.764879][ T32] Exception stack(0xec809fb0 to 0xec809ff8) [ 1342.764905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.764983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.765039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.765070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.765119][ T32] r4:85250bc0 [ 1342.765425][ T32] INFO: task kworker/0:313:5947 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.765483][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.765604][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.765645][ T32] Call trace: [ 1342.765757][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.765818][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.765863][ T32] r4:00000000 [ 1342.765885][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.765922][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.765950][ T32] dd20: a3463000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.766004][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.766032][ T32] dd60: 800f0113 ffffffff [ 1342.766167][ T32] r5:800f0113 r4:80239bb0 [ 1342.766321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.777061][ T32] r4:82ac11e4 [ 1342.777133][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.777245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.777273][ T32] r4:e06cddc0 [ 1342.777295][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.777396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.777526][ T32] r4:00000000 [ 1342.777557][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.777602][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.777624][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.777666][ T32] r5:00001000 r4:dfd83000 [ 1342.777858][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.778234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.778302][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.778355][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.778405][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.778426][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.778482][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.778547][ T32] r4:85004e00 [ 1342.778578][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.778651][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.778678][ T32] r4:00000001 [ 1342.778723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.778792][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.778824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.778902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.778959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.778990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.779012][ T32] r4:8501e100 [ 1342.779036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.779067][ T32] INFO: task kworker/0:314:5949 blocked for more than 469 seconds. [ 1342.779100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.779204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.779230][ T32] task:kworker/0:314 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.779357][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.779492][ T32] Call trace: [ 1342.779536][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.779586][ T32] r10:829189c0 r9:ec86dd84 r8:00000002 r7:60000013 r6:ec86dd8c r5:85766c00 [ 1342.779610][ T32] r4:85766c00 [ 1342.779630][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.779669][ T32] r5:85766c00 r4:829189bc [ 1342.779689][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.779783][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.779833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1342.779882][ T32] r4:00000000 [ 1342.779904][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.779944][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.779981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.780021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250e40 [ 1342.780071][ T32] r4:00000000 [ 1342.780149][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.780211][ T32] r9:83018005 r8:85766c00 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 [ 1342.780236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.780275][ T32] r5:00001000 r4:ebccf000 [ 1342.780294][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.780342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.780385][ T32] r5:8571338c r4:85713000 [ 1342.780404][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.780462][ T32] r7:dddced40 r6:83018000 r5:8571338c r4:8541c900 [ 1342.780531][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.780583][ T32] r10:61c88647 r9:85766c00 r8:8541c92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.780608][ T32] r4:8541c900 [ 1342.780626][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.780668][ T32] r10:00000000 r9:8541c900 r8:8027ecf4 r7:ec809e60 r6:854fcf80 r5:85766c00 [ 1342.780718][ T32] r4:00000001 [ 1342.780751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.780788][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) [ 1342.780815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.780844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.780870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.780898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.780919][ T32] r4:85250cc0 [ 1342.781388][ T32] INFO: task kworker/0:314:5949 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.781425][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.781521][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.781647][ T32] Call trace: [ 1342.781730][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.781794][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.781820][ T32] r4:00000000 [ 1342.781840][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.781878][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.781908][ T32] dd20: a3463000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.781936][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.781959][ T32] dd60: 800f0113 ffffffff [ 1342.781982][ T32] r5:800f0113 r4:80239bb0 [ 1342.782019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.782067][ T32] r4:82ac11e4 [ 1342.782088][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.782130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.782153][ T32] r4:e06cddc0 [ 1342.782173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.782213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.782234][ T32] r4:00000000 [ 1342.782254][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.782306][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.782331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.782370][ T32] r5:00001000 r4:dfd83000 [ 1342.782415][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.782463][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.782506][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.782606][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.782653][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.782700][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.782749][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.782789][ T32] r4:85004e00 [ 1342.782811][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.782856][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.782879][ T32] r4:00000001 [ 1342.782898][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.782932][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.782981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.783066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.783095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.783122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.783145][ T32] r4:8501e100 [ 1342.783164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.783240][ T32] INFO: task kworker/0:315:5953 blocked for more than 469 seconds. [ 1342.783271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.783294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.783313][ T32] task:kworker/0:315 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.783356][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.783409][ T32] Call trace: [ 1342.783440][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.783496][ T32] r10:829189c0 r9:ec87dd84 r8:00000002 r7:60000113 r6:ec87dd8c r5:85760c00 [ 1342.783520][ T32] r4:85760c00 [ 1342.783539][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.783578][ T32] r5:85760c00 r4:829189bc [ 1342.783634][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.783679][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.783753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec87de08 [ 1342.783800][ T32] r4:00000000 [ 1342.783882][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.783957][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.783999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.784040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85250f80 [ 1342.784063][ T32] r4:00000000 [ 1342.784127][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.784173][ T32] r9:83018005 r8:85760c00 r7:00000000 r6:83018000 r5:00001000 r4:7f129000 [ 1342.784195][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.784233][ T32] r5:00001000 r4:ebce9000 [ 1342.784253][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.784311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.784372][ T32] r5:8571378c r4:85713400 [ 1342.784393][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.784454][ T32] r7:dddced40 r6:83018000 r5:8571378c r4:8541c980 [ 1342.784544][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.784593][ T32] r10:61c88647 r9:85760c00 r8:8541c9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.784616][ T32] r4:8541c980 [ 1342.784634][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.784679][ T32] r10:00000000 r9:8541c980 r8:8027ecf4 r7:ec86de60 r6:845ba000 r5:85760c00 [ 1342.784702][ T32] r4:00000001 [ 1342.784721][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.784768][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1342.784892][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.784935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.784971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.784999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.785021][ T32] r4:84ca1280 [ 1342.785292][ T32] INFO: task kworker/0:315:5953 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.785326][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.785383][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.785448][ T32] Call trace: [ 1342.785534][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.785585][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.785609][ T32] r4:00000000 [ 1342.785643][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.785683][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.785712][ T32] dd20: a3463000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.785772][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.785844][ T32] dd60: 800f0113 ffffffff [ 1342.785870][ T32] r5:800f0113 r4:80239bb0 [ 1342.785957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.786047][ T32] r4:82ac11e4 [ 1342.786135][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.786280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.813655][ T32] r4:e06cddc0 [ 1342.813702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.813807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.813890][ T32] r4:00000000 [ 1342.813925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.814052][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.814078][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.814151][ T32] r5:00001000 r4:dfd83000 [ 1342.814202][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.814258][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.814303][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.814324][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.814410][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.814435][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.814514][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.814542][ T32] r4:85004e00 [ 1342.814591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.814640][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.814662][ T32] r4:00000001 [ 1342.814718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.814758][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.814789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.814817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.814854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.814886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.814909][ T32] r4:8501e100 [ 1342.814931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.814961][ T32] INFO: task kworker/0:316:5955 blocked for more than 469 seconds. [ 1342.814994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.815017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.815040][ T32] task:kworker/0:316 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.815124][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.815172][ T32] Call trace: [ 1342.815230][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.815282][ T32] r10:829189c0 r9:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:85765400 [ 1342.815330][ T32] r4:85765400 [ 1342.815353][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.815449][ T32] r5:85765400 r4:829189bc [ 1342.815483][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.815525][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.815572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1342.815595][ T32] r4:00000000 [ 1342.815614][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.815653][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.815690][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.815758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca1340 [ 1342.815786][ T32] r4:00000000 [ 1342.815806][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.815859][ T32] r9:83018005 r8:85765400 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 [ 1342.815884][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.815925][ T32] r5:00001000 r4:ebd09000 [ 1342.815945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.815984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.816022][ T32] r5:85713b8c r4:85713800 [ 1342.816171][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.816219][ T32] r7:dddced40 r6:83018000 r5:85713b8c r4:8541ca00 ** 4 printk messages dropped ** [ 1342.828999][ T32] r10:00000000 r9:8541ca00 r8:8027ecf4 r7:ec87de60 r6:845ba080 r5:85765400 ** 7 printk messages dropped ** [ 1342.829273][ T32] r4:85250240 ** 3 printk messages dropped ** [ 1342.829944][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.830224][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1342.830521][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1342.830757][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1342.830992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.831291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.831342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.831394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.831425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.831448][ T32] r4:8501e100 [ 1342.831477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.831507][ T32] INFO: task kworker/0:317:5956 blocked for more than 469 seconds. [ 1342.831539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.831563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.831606][ T32] task:kworker/0:317 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.831700][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.831788][ T32] Call trace: [ 1342.831818][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.831864][ T32] r10:829189c0 r9:ec889d84 r8:00000002 r7:60000013 r6:ec889d8c r5:85763c00 [ 1342.831888][ T32] r4:85763c00 [ 1342.831909][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.831951][ T32] r5:85763c00 r4:829189bc [ 1342.831971][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.832012][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.832057][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1342.832080][ T32] r4:00000000 [ 1342.832132][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.832205][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.832247][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.832290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05240 [ 1342.832334][ T32] r4:00000000 [ 1342.832396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.832470][ T32] r9:83018005 r8:85763c00 r7:00000000 r6:83018000 r5:00001000 r4:7f131000 [ 1342.832526][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.832571][ T32] r5:00001000 r4:ec73d000 [ 1342.832616][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.832705][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.832817][ T32] r5:84c0db8c r4:84c0d800 [ 1342.832874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.832927][ T32] r7:dddced40 r6:83018000 r5:84c0db8c r4:8541ca80 [ 1342.832971][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.833085][ T32] r10:61c88647 r9:85763c00 r8:8541caac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.833112][ T32] r4:8541ca80 [ 1342.833155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.833207][ T32] r10:00000000 r9:8541ca80 r8:8027ecf4 r7:ec885e60 r6:845ba100 r5:85763c00 [ 1342.833244][ T32] r4:00000001 [ 1342.833291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.833330][ T32] Exception stack(0xec889fb0 to 0xec889ff8) [ 1342.833404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.833436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.833490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.833565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.833592][ T32] r4:85250240 [ 1342.833886][ T32] INFO: task kworker/0:317:5956 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.833953][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.834065][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.834165][ T32] Call trace: [ 1342.834225][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.834277][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.834342][ T32] r4:00000000 [ 1342.834376][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.834448][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.834486][ T32] dd20: a3b0f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1342.834680][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.834772][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1342.835035][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.835433][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.835752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1342.835992][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.852154][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.852321][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.852684][ T32] r9:83018005 r8:85766000 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 ** 4 printk messages dropped ** [ 1342.852909][ T32] r5:85713f8c r4:85713c00 [ 1342.852951][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.852997][ T32] r7:dddced40 r6:83018000 r5:85713f8c r4:8541cb00 [ 1342.853018][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.853061][ T32] r10:61c88647 r9:85766000 r8:8541cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.853104][ T32] r4:8541cb00 [ 1342.853127][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.853173][ T32] r10:00000000 r9:8541cb00 r8:8027ecf4 r7:ec889e60 r6:845ba180 r5:85766000 [ 1342.853195][ T32] r4:00000001 [ 1342.853234][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.853273][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1342.853301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.853329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.853376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.853407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.853429][ T32] r4:84e05140 [ 1342.853901][ T32] INFO: task kworker/0:318:5957 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.853943][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.854009][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.854140][ T32] Call trace: [ 1342.854175][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.854242][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.854312][ T32] r4:00000000 [ 1342.854341][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.854382][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.854420][ T32] dd20: a3cd8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.854477][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.854510][ T32] dd60: 800f0113 ffffffff [ 1342.854534][ T32] r5:800f0113 r4:80239bb0 [ 1342.854574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.854638][ T32] r4:82ac11e4 [ 1342.854666][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.854729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.854774][ T32] r4:e06cddc0 [ 1342.854816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.854884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.854908][ T32] r4:00000000 [ 1342.854927][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.854969][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.855000][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.855044][ T32] r5:00001000 r4:dfd83000 [ 1342.855084][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.855126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.855165][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.855227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.855293][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.855316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.855362][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.855414][ T32] r4:85004e00 [ 1342.855436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.855485][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.855508][ T32] r4:00000001 [ 1342.855527][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.855560][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.855585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.855612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.855658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.855690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.855733][ T32] r4:8501e100 [ 1342.855799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.855830][ T32] INFO: task kworker/0:319:5959 blocked for more than 469 seconds. [ 1342.855862][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.855906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.855951][ T32] task:kworker/0:319 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.856042][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.856140][ T32] Call trace: [ 1342.856172][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1342.869112][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.869158][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.869349][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.869394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05000 [ 1342.869437][ T32] r4:00000000 [ 1342.869499][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.869551][ T32] r9:83018005 r8:85761800 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [ 1342.869595][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.869648][ T32] r5:00001000 r4:ec733000 [ 1342.869669][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.869708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.869779][ T32] r5:84c0df8c r4:84c0dc00 [ 1342.869803][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.869868][ T32] r7:dddced40 r6:83018000 r5:84c0df8c r4:8541cb80 [ 1342.869893][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.869938][ T32] r10:61c88647 r9:85761800 r8:8541cbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.869970][ T32] r4:8541cb80 [ 1342.869992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.870069][ T32] r10:00000000 r9:8541cb80 r8:8027ecf4 r7:ec889e60 r6:845ba200 r5:85761800 [ 1342.870099][ T32] r4:00000001 [ 1342.870140][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.870201][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1342.870232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.870278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.870306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.870335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.870356][ T32] r4:84e05140 [ 1342.870851][ T32] INFO: task kworker/0:319:5959 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.870893][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.870991][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.871035][ T32] Call trace: [ 1342.871065][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.871134][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.871161][ T32] r4:00000000 [ 1342.871180][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.871227][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.871259][ T32] dd20: a42e3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1342.871309][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1342.871537][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1342.871716][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1342.871919][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.871961][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.871981][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.872048][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.872072][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.872118][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.872176][ T32] r4:85004e00 [ 1342.872208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.872264][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.872310][ T32] r4:00000001 [ 1342.872331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.872366][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.872392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.872419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.872502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.872564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.872591][ T32] r4:8501e100 [ 1342.872612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.872650][ T32] INFO: task kworker/0:320:5960 blocked for more than 469 seconds. [ 1342.872707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.872742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.872765][ T32] task:kworker/0:320 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.872831][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.872873][ T32] Call trace: [ 1342.872902][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.872947][ T32] r10:829189c0 r9:ec895d84 r8:00000002 r7:60000013 r6:ec895d8c r5:85763000 [ 1342.872968][ T32] r4:85763000 [ 1342.872987][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.873026][ T32] r5:85763000 r4:829189bc [ 1342.873045][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.873097][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.873167][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1342.873191][ T32] r4:00000000 [ 1342.873228][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.873276][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.873319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.873360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05700 [ 1342.873382][ T32] r4:00000000 [ 1342.873413][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.873480][ T32] r9:83018005 r8:85763000 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1342.873507][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.873815][ T32] r7:dddced40 r6:83018000 r5:8571c78c r4:8541cc00 ** 5 printk messages dropped ** [ 1342.874116][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.874345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.874738][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.874800][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.874865][ T32] Call trace: [ 1342.874895][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.874943][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.874986][ T32] r4:00000000 [ 1342.875008][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.875067][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.875099][ T32] dd20: a42e3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.875126][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.875169][ T32] dd60: 800f0113 ffffffff [ 1342.875215][ T32] r5:800f0113 r4:80239bb0 [ 1342.875238][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.875277][ T32] r4:82ac11e4 [ 1342.875306][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1342.875482][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.875682][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.876069][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1342.901517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1342.902059][ T32] r4:84e61800 ** 1 printk messages dropped ** [ 1342.902139][ T32] r5:84e61800 r4:829189bc [ 1342.902162][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.902268][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.902449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05580 ** 8 printk messages dropped ** [ 1342.902942][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.903439][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.904518][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1342.904919][ T32] r4:e06cddc0 ** 7 printk messages dropped ** [ 1342.905188][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.905441][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1342.905644][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1342.905927][ T32] INFO: task kworker/0:322:5967 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.914845][ T32] r5:84e60000 r4:829189bc [ 1342.914869][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.915073][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.915380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.915823][ T32] r10:00000000 r9:8541cd80 r8:8027ecf4 r7:ec895e60 r6:8541ce00 r5:84e60000 ** 6 printk messages dropped ** [ 1342.916091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.916135][ T32] r4:84e05600 [ 1342.923940][ T32] INFO: task kworker/0:322:5967 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.924025][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.924096][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.924148][ T32] Call trace: [ 1342.924206][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.924303][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.924329][ T32] r4:00000000 [ 1342.924370][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.924414][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1342.924444][ T32] dd20: a4853000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.924529][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.924558][ T32] dd60: 800f0113 ffffffff [ 1342.924581][ T32] r5:800f0113 r4:80239bb0 [ 1342.924618][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.924671][ T32] r4:82ac11e4 [ 1342.924712][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.924781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.924808][ T32] r4:e06cddc0 [ 1342.924829][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.924872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.924903][ T32] r4:00000000 [ 1342.924939][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.924993][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.925017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.925058][ T32] r5:00001000 r4:dfd83000 [ 1342.925099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.925161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.925204][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.925246][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.925292][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.925334][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.925381][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.925404][ T32] r4:85004e00 [ 1342.925463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.925522][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.925569][ T32] r4:00000001 [ 1342.925590][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.925634][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.925683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.925734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.925764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.925793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.925835][ T32] r4:8501e100 [ 1342.925860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.925888][ T32] INFO: task kworker/0:323:5969 blocked for more than 469 seconds. [ 1342.925930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.925956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.925976][ T32] task:kworker/0:323 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.926066][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.926152][ T32] Call trace: [ 1342.926269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.939100][ T32] r10:829189c0 r9:ec8a9d84 r8:00000002 r7:60000113 r6:ec8a9d8c r5:84e60c00 [ 1342.939169][ T32] r4:84e60c00 [ 1342.939197][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.939264][ T32] r5:84e60c00 r4:829189bc [ 1342.939308][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.939358][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.939404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a9e08 [ 1342.939447][ T32] r4:00000000 [ 1342.939528][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.939594][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.939658][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.939704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05ac0 [ 1342.939727][ T32] r4:00000000 [ 1342.939746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.939788][ T32] r9:83018005 r8:84e60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f13d000 [ 1342.939810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.939862][ T32] r5:00001000 r4:ec77b000 [ 1342.939885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.939924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.939995][ T32] r5:8571cf8c r4:8571cc00 [ 1342.940038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.940085][ T32] r7:dddced40 r6:83018000 r5:8571cf8c r4:8541ce80 [ 1342.940126][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.940173][ T32] r10:61c88647 r9:84e60c00 r8:8541ceac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.940211][ T32] r4:8541ce80 [ 1342.940275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.940322][ T32] r10:00000000 r9:8541ce80 r8:8027ecf4 r7:ec8a5e60 r6:8541cf00 r5:84e60c00 [ 1342.940345][ T32] r4:00000001 [ 1342.940384][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.940423][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1342.940451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.940501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.940529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.940556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.940577][ T32] r4:84e058c0 [ 1342.941025][ T32] INFO: task kworker/0:323:5969 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.941060][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1342.941312][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1342.941864][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1342.942085][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1342.942482][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1342.942752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.942957][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.943297][ T32] r4:84e63000 [ 1342.943316][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.943373][ T32] r5:84e63000 r4:829189bc [ 1342.943422][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.943469][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.943515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 [ 1342.943537][ T32] r4:00000000 [ 1342.943557][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.943594][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.943651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.943695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05b80 [ 1342.943717][ T32] r4:00000000 [ 1342.943735][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.943775][ T32] r9:83018005 r8:84e63000 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1342.943815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.943899][ T32] r5:00001000 r4:ec78b000 [ 1342.943920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.943985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.944069][ T32] r5:8571d38c r4:8571d000 [ 1342.944093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.944155][ T32] r7:dddced40 r6:83018000 r5:8571d38c r4:8541cf80 [ 1342.944178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.944222][ T32] r10:61c88647 r9:84e63000 r8:8541cfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.944244][ T32] r4:8541cf80 [ 1342.944314][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.944390][ T32] r10:00000000 r9:8541cf80 r8:8027ecf4 r7:ec8a9e60 r6:85003000 r5:84e63000 [ 1342.944437][ T32] r4:00000001 [ 1342.944501][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.944540][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1342.944586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.944642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.944670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.944700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1342.945173][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.945428][ T32] dd20: a4e64000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1342.945658][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1342.945906][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1342.946136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.967701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.967756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.967777][ T32] r4:8501e100 [ 1342.967801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.967830][ T32] INFO: task kworker/0:325:5973 blocked for more than 469 seconds. [ 1342.967865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.967933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.967959][ T32] task:kworker/0:325 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.968015][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.968080][ T32] Call trace: [ 1342.968119][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.968190][ T32] r10:829189c0 r9:ec865d84 r8:00000002 r7:60000013 r6:ec865d8c r5:84e63c00 [ 1342.968239][ T32] r4:84e63c00 [ 1342.968296][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.968361][ T32] r5:84e63c00 r4:829189bc [ 1342.968385][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.968426][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.968495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 [ 1342.968519][ T32] r4:00000000 [ 1342.968559][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.968624][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.968666][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.968707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05d80 [ 1342.968729][ T32] r4:00000000 [ 1342.968789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.968835][ T32] r9:83018005 r8:84e63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1342.968858][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.968897][ T32] r5:00001000 r4:ec79f000 [ 1342.968917][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.968954][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.968991][ T32] r5:8571d78c r4:8571d400 [ 1342.969011][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.969074][ T32] r7:dddced40 r6:83018000 r5:8571d78c r4:85003080 [ 1342.969185][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.969233][ T32] r10:61c88647 r9:84e63c00 r8:850030ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.969254][ T32] r4:85003080 [ 1342.969293][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.969339][ T32] r10:00000000 r9:85003080 r8:8027ecf4 r7:ec8a1e60 r6:85003100 r5:84e63c00 [ 1342.969404][ T32] r4:00000001 [ 1342.969456][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.969496][ T32] Exception stack(0xec865fb0 to 0xec865ff8) [ 1342.969543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.969574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.969600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.969648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.969693][ T32] r4:84e058c0 [ 1342.970129][ T32] INFO: task kworker/0:325:5973 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.970187][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.970245][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.970351][ T32] Call trace: [ 1342.970402][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.970454][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.970482][ T32] r4:00000000 [ 1342.970501][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1342.970835][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.971097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1342.971520][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1342.971647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.971949][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1342.972216][ T32] INFO: task kworker/0:326:5975 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.972680][ T32] r5:84e64800 r4:829189bc [ 1342.972702][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.972830][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.973063][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.973299][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.973759][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.974041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.974709][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.974981][ T32] dd20: a53d5000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1342.975013][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1342.975038][ T32] dd60: 800f0113 ffffffff [ 1342.975061][ T32] r5:800f0113 r4:80239bb0 [ 1342.975103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.975146][ T32] r4:82ac11e4 [ 1342.975166][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.975228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1342.975253][ T32] r4:e06cddc0 [ 1342.975273][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.975315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1342.975345][ T32] r4:00000000 [ 1342.975367][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.975409][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.975430][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.975520][ T32] r5:00001000 r4:dfd83000 [ 1342.975545][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.975585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.975623][ T32] r5:84ff7f8c r4:84ff7c00 [ 1342.975642][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.975685][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1342.975770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.975817][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.975882][ T32] r4:85004e00 [ 1342.975934][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.975981][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1342.976024][ T32] r4:00000001 [ 1342.976046][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.976103][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1342.976152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.976252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.996678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.996777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.996808][ T32] r4:8501e100 [ 1342.996832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.996902][ T32] INFO: task kworker/0:327:5977 blocked for more than 469 seconds. [ 1342.996987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.997037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.997106][ T32] task:kworker/0:327 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.997210][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.997334][ T32] Call trace: [ 1342.997391][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.997518][ T32] r10:829189c0 r9:ec8add84 r8:00000002 r7:60000013 r6:ec8add8c r5:84e65400 [ 1342.997626][ T32] r4:84e65400 [ 1342.997714][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.997769][ T32] r5:84e65400 r4:829189bc [ 1342.997790][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.997829][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.997875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1342.997897][ T32] r4:00000000 [ 1342.997916][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.997954][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.998015][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.998059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05fc0 [ 1342.998091][ T32] r4:00000000 [ 1342.998118][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1342.998357][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.998736][ T32] r4:85003280 ** 2 printk messages dropped ** [ 1342.998845][ T32] r4:00000001 [ 1342.998889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.998928][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1342.998954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.998981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.999007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.999035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.999057][ T32] r4:85238c40 [ 1342.999529][ T32] INFO: task kworker/0:327:5977 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1342.999587][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.999691][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.999753][ T32] Call trace: [ 1342.999808][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.999860][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1342.999883][ T32] r4:00000000 [ 1342.999902][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.999960][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.000012][ T32] dd20: a5696000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.000043][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.000066][ T32] dd60: 800f0113 ffffffff [ 1343.000110][ T32] r5:800f0113 r4:80239bb0 [ 1343.000133][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.000194][ T32] r4:82ac11e4 [ 1343.000240][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.000325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.000350][ T32] r4:e06cddc0 [ 1343.000370][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.000412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.000433][ T32] r4:00000000 [ 1343.000451][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.000530][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.000574][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.000618][ T32] r5:00001000 r4:dfd83000 [ 1343.000637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.000675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.000713][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.000775][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.000821][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.000843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.000887][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1343.001014][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1343.001239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.001652][ T32] r10:829189c0 r9:ec8b1d84 r8:00000002 r7:60000013 r6:ec8b1d8c r5:84e66000 ** 2 printk messages dropped ** [ 1343.001795][ T32] r5:84e66000 r4:829189bc [ 1343.001816][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.001930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 ** 3 printk messages dropped ** [ 1343.002145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1343.002441][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.002750][ T32] r10:00000000 r9:85003380 r8:8027ecf4 r7:ec8ade60 r6:85003400 r5:84e66000 ** 6 printk messages dropped ** [ 1343.003039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.003776][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 6 printk messages dropped ** [ 1343.004181][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1343.004725][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1343.005026][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1343.005221][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.005496][ T32] INFO: task kworker/0:329:5981 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1343.005689][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.005997][ T32] r5:84e66c00 r4:829189bc ** 1 printk messages dropped ** [ 1343.006074][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.029726][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.029820][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.029866][ T32] r5:00001000 r4:ec8bf000 [ 1343.029899][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.029944][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.029984][ T32] r5:8571e78c r4:8571e400 [ 1343.030004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.030051][ T32] r7:dddced40 r6:83018000 r5:8571e78c r4:85003480 [ 1343.030074][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.030142][ T32] r10:61c88647 r9:84e66c00 r8:850034ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.030169][ T32] r4:85003480 [ 1343.030190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.030236][ T32] r10:00000000 r9:85003480 r8:8027ecf4 r7:ec8ade60 r6:85003500 r5:84e66c00 [ 1343.030277][ T32] r4:00000001 [ 1343.030297][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.030357][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1343.030391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.030421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.030448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.030483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.030506][ T32] r4:8552d080 [ 1343.030960][ T32] INFO: task kworker/0:329:5981 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.030998][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.031082][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.031130][ T32] Call trace: [ 1343.031161][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.031210][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.031234][ T32] r4:00000000 [ 1343.031254][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.031292][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.031322][ T32] dd20: a5a8b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.031373][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.031414][ T32] dd60: 800f0113 ffffffff [ 1343.031448][ T32] r5:800f0113 r4:80239bb0 [ 1343.031478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.031521][ T32] r4:82ac11e4 [ 1343.031541][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.031581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.031602][ T32] r4:e06cddc0 [ 1343.031620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.031662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.031685][ T32] r4:00000000 [ 1343.031704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.031750][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.031773][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.031815][ T32] r5:00001000 r4:dfd83000 [ 1343.031837][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.031876][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.031915][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.031934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.031978][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.032011][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.032062][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.032086][ T32] r4:85004e00 [ 1343.032124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.032174][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.032196][ T32] r4:00000001 [ 1343.032227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.032284][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.032314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.032351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.032380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.032410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1343.032591][ T32] task:kworker/0:330 state:D stack:0 pid:5983 tgid:5983 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.032878][ T32] r5:84e62400 r4:829189bc [ 1343.032900][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.033007][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.033191][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.033296][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.033637][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.033977][ T32] r4:8552d140 ** 3 printk messages dropped ** [ 1343.034450][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.034737][ T32] dd20: a5a8b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1343.034986][ T32] r4:e06cddc0 [ 1343.035029][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.035074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.035096][ T32] r4:00000000 [ 1343.035114][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.035156][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.035180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.035221][ T32] r5:00001000 r4:dfd83000 [ 1343.035260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.035305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.035346][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.035365][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.035409][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.035429][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.035503][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.035539][ T32] r4:85004e00 [ 1343.035558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.035627][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.035654][ T32] r4:00000001 [ 1343.035673][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.035710][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.035737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.035766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.035793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.035820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.035841][ T32] r4:8501e100 [ 1343.035860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.035886][ T32] INFO: task kworker/0:331:5985 blocked for more than 469 seconds. [ 1343.035914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.035936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.035958][ T32] task:kworker/0:331 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.036002][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.036039][ T32] Call trace: [ 1343.036092][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.036141][ T32] r10:829189c0 r9:ec8d5d84 r8:00000002 r7:60000013 r6:ec8d5d8c r5:850a8c00 [ 1343.036164][ T32] r4:850a8c00 [ 1343.036183][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.052820][ T32] r5:850a8c00 r4:829189bc [ 1343.052901][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.052970][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.053017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1343.053063][ T32] r4:00000000 [ 1343.053087][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.053127][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.053167][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.053219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552d600 [ 1343.053249][ T32] r4:00000000 [ 1343.053269][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.053312][ T32] r9:83018005 r8:850a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f151000 [ 1343.053332][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.053373][ T32] r5:00001000 r4:ec8eb000 [ 1343.053392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.053429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.053476][ T32] r5:8571eb8c r4:8571e800 [ 1343.053496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.053539][ T32] r7:dddced40 r6:83018000 r5:8571eb8c r4:85003680 [ 1343.053560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.053625][ T32] r10:61c88647 r9:850a8c00 r8:850036ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.053651][ T32] r4:85003680 [ 1343.053680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.053733][ T32] r10:00000000 r9:85003680 r8:8027ecf4 r7:ec8bde60 r6:85003700 r5:850a8c00 [ 1343.053755][ T32] r4:00000001 [ 1343.053774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.053845][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) [ 1343.053914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.053957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.053983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.054021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.054048][ T32] r4:8552d2c0 [ 1343.054556][ T32] INFO: task kworker/0:331:5985 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.054597][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.054667][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.054757][ T32] Call trace: [ 1343.054816][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.054869][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.054893][ T32] r4:00000000 [ 1343.054911][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.054948][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.054976][ T32] dd20: a5eec000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.055004][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.055028][ T32] dd60: 800f0113 ffffffff [ 1343.055050][ T32] r5:800f0113 r4:80239bb0 [ 1343.055069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.055108][ T32] r4:82ac11e4 [ 1343.055129][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.055173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.055195][ T32] r4:e06cddc0 [ 1343.055214][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1343.055275][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.055414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.055758][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.055896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.056176][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.066875][ T32] r5:850a8000 r4:829189bc [ 1343.066895][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.066941][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.067190][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.067557][ T32] r5:8571ef8c r4:8571ec00 ** 4 printk messages dropped ** [ 1343.067766][ T32] r4:85003780 ** 4 printk messages dropped ** [ 1343.067939][ T32] Exception stack(0xec8f9fb0 to 0xec8f9ff8) ** 5 printk messages dropped ** [ 1343.068624][ T32] INFO: task kworker/0:332:5990 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1343.069246][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1343.069524][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1343.069716][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.070090][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1343.070305][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1343.070594][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.070929][ T32] r5:850ab000 r4:829189bc [ 1343.070973][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.071128][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.071307][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.071521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1343.071907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.072235][ T32] r4:8552d540 ** 3 printk messages dropped ** [ 1343.072758][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.073045][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1343.073463][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.073611][ T32] r5:00001000 r4:dfd83000 [ 1343.073631][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.073670][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.073728][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.073757][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.073844][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.073923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.074016][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.074066][ T32] r4:85004e00 [ 1343.074104][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.074152][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.074174][ T32] r4:00000001 [ 1343.074193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.074297][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.074336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.074373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.074402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.074430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.074473][ T32] r4:8501e100 [ 1343.074497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.074523][ T32] INFO: task kworker/0:334:5995 blocked for more than 469 seconds. [ 1343.074563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.074588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.074609][ T32] task:kworker/0:334 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.074653][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.074692][ T32] Call trace: [ 1343.074721][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.074764][ T32] r10:829189c0 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:850a9800 [ 1343.074786][ T32] r4:850a9800 [ 1343.074804][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.074854][ T32] r5:850a9800 r4:829189bc [ 1343.074877][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.074916][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.074960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1343.074981][ T32] r4:00000000 [ 1343.074999][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.075038][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.075073][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.075113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552dcc0 [ 1343.075145][ T32] r4:00000000 [ 1343.075174][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.075215][ T32] r9:83018005 r8:850a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f15b000 [ 1343.075245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.075286][ T32] r5:00001000 r4:ec915000 [ 1343.075306][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.075343][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.075381][ T32] r5:8571fb8c r4:8571f800 [ 1343.075410][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.075456][ T32] r7:dddced40 r6:83018000 r5:8571fb8c r4:85003980 [ 1343.075492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.075554][ T32] r10:61c88647 r9:850a9800 r8:850039ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.075578][ T32] r4:85003980 [ 1343.075597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.075639][ T32] r10:00000000 r9:85003980 r8:8027ecf4 r7:ec90de60 r6:85003a00 r5:850a9800 [ 1343.075662][ T32] r4:00000001 [ 1343.075690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.075739][ T32] Exception stack(0xec905fb0 to 0xec905ff8) [ 1343.075767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.075795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.075822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.075849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.075871][ T32] r4:8552dbc0 [ 1343.076133][ T32] INFO: task kworker/0:334:5995 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.076165][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.076268][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.098700][ T32] Call trace: [ 1343.098771][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.098850][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.098874][ T32] r4:00000000 [ 1343.098895][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.098958][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.098995][ T32] dd20: a659f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.099023][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.099047][ T32] dd60: 800f0113 ffffffff [ 1343.099070][ T32] r5:800f0113 r4:80239bb0 [ 1343.099096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.099140][ T32] r4:82ac11e4 [ 1343.099160][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.099228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.099254][ T32] r4:e06cddc0 [ 1343.099295][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.099341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.099363][ T32] r4:00000000 [ 1343.099383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.099425][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.099446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.099494][ T32] r5:00001000 r4:dfd83000 [ 1343.099525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.099585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.099648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.100090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.100404][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.100683][ T32] r5:850ac800 r4:829189bc [ 1343.100702][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.100763][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.100812][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1343.100842][ T32] r4:00000000 [ 1343.100864][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.100901][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.100936][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.100975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca1280 [ 1343.101006][ T32] r4:00000000 [ 1343.101027][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.101067][ T32] r9:83018005 r8:850ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f15f000 [ 1343.101087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.101126][ T32] r5:00001000 r4:ec925000 [ 1343.101145][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.101183][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.101220][ T32] r5:8572438c r4:85724000 [ 1343.101274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.101318][ T32] r7:dddced40 r6:83018000 r5:8572438c r4:85003a80 [ 1343.101339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.101392][ T32] r10:61c88647 r9:850ac800 r8:85003aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.101416][ T32] r4:85003a80 [ 1343.101456][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.101505][ T32] r10:00000000 r9:85003a80 r8:8027ecf4 r7:ec905e60 r6:85003b00 r5:850ac800 [ 1343.101560][ T32] r4:00000001 [ 1343.101583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.101617][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1343.101642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.101669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.101695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.101722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.101744][ T32] r4:8552dc40 [ 1343.102206][ T32] INFO: task kworker/0:335:5997 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.102240][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.102294][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.102333][ T32] Call trace: [ 1343.102387][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.102436][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.102463][ T32] r4:00000000 [ 1343.102482][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.102540][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.102572][ T32] dd20: a659f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.102600][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.102623][ T32] dd60: 800f0113 ffffffff [ 1343.102665][ T32] r5:800f0113 r4:80239bb0 [ 1343.102689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.102728][ T32] r4:82ac11e4 [ 1343.102767][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.102813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.102836][ T32] r4:e06cddc0 [ 1343.102891][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.102954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.103031][ T32] r4:00000000 [ 1343.103052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.103094][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.103135][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.103177][ T32] r5:00001000 r4:dfd83000 [ 1343.103196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.103234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.103295][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1343.103380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.103690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.104109][ T32] task:kworker/0:336 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.104445][ T32] r5:85764800 r4:829189bc [ 1343.104499][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.104604][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 ** 8 printk messages dropped ** [ 1343.104926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.105254][ T32] r10:61c88647 r9:85764800 r8:85003c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.105614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.106094][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.106134][ T32] Call trace: [ 1343.106238][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.126902][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.126954][ T32] r4:00000000 [ 1343.126976][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.127039][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.127071][ T32] dd20: a69c3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.127099][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.127136][ T32] dd60: 800f0113 ffffffff [ 1343.127165][ T32] r5:800f0113 r4:80239bb0 [ 1343.127184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.127227][ T32] r4:82ac11e4 [ 1343.127256][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.127322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.127369][ T32] r4:e06cddc0 [ 1343.127411][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.127483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.127529][ T32] r4:00000000 [ 1343.127572][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.127618][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.127641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.127683][ T32] r5:00001000 r4:dfd83000 [ 1343.127703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.127741][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.127800][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.127844][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.127911][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.127941][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.127990][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.128035][ T32] r4:85004e00 [ 1343.128078][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.128147][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.128193][ T32] r4:00000001 [ 1343.128236][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.128286][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.128335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.128366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.128393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.128442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.128509][ T32] r4:8501e100 [ 1343.128555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.128599][ T32] INFO: task kworker/0:337:6001 blocked for more than 469 seconds. [ 1343.128633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.128657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.128679][ T32] task:kworker/0:337 state:D stack:0 pid:6001 tgid:6001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.128783][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.128845][ T32] Call trace: [ 1343.128901][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.128968][ T32] r10:829189c0 r9:ec92dd84 r8:00000002 r7:60000013 r6:ec92dd8c r5:85762400 [ 1343.128994][ T32] r4:85762400 [ 1343.129014][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.129074][ T32] r5:85762400 r4:829189bc [ 1343.129097][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.129137][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.129203][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 1343.129253][ T32] r4:00000000 [ 1343.129274][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.129313][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.129350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.129389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101000 [ 1343.129410][ T32] r4:00000000 [ 1343.129430][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.129475][ T32] r9:83018005 r8:85762400 r7:00000000 r6:83018000 r5:00001000 r4:7f161000 [ 1343.129496][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.129534][ T32] r5:00001000 r4:ec92f000 [ 1343.129552][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.129611][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.129654][ T32] r5:8572478c r4:85724400 [ 1343.129674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.129714][ T32] r7:dddced40 r6:83018000 r5:8572478c r4:85003b80 [ 1343.129734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.129970][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.130868][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.131202][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1343.131554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1343.131997][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.132366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.132819][ T32] r10:829189c0 r9:ec945d84 r8:00000002 r7:60000013 r6:ec945d8c r5:85770c00 ** 4 printk messages dropped ** [ 1343.133038][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.133131][ T32] r4:00000000 [ 1343.133150][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.133188][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.133224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.133284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101140 [ 1343.133309][ T32] r4:00000000 [ 1343.133328][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.133372][ T32] r9:83018005 r8:85770c00 r7:00000000 r6:83018000 r5:00001000 r4:7f163000 [ 1343.133395][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.133432][ T32] r5:00001000 r4:ec935000 [ 1343.133451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.133516][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.133561][ T32] r5:85724b8c r4:85724800 [ 1343.133580][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.133621][ T32] r7:dddced40 r6:83018000 r5:85724b8c r4:85003c80 [ 1343.133641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.133705][ T32] r10:61c88647 r9:85770c00 r8:85003cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.133751][ T32] r4:85003c80 [ 1343.133772][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.133863][ T32] r10:00000000 r9:85003c80 r8:8027ecf4 r7:ec92de60 r6:845ba400 r5:85770c00 [ 1343.133938][ T32] r4:00000001 [ 1343.133962][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.133997][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1343.134022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.134050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.134075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.134102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.134126][ T32] r4:85101280 [ 1343.134445][ T32] INFO: task kworker/0:338:6003 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.134498][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.134555][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.134596][ T32] Call trace: [ 1343.134671][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.134723][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.134746][ T32] r4:00000000 [ 1343.134764][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.134824][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.134855][ T32] dd20: a69c3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.134883][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.134927][ T32] dd60: 800f0113 ffffffff [ 1343.134976][ T32] r5:800f0113 r4:80239bb0 [ 1343.135011][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.135054][ T32] r4:82ac11e4 [ 1343.135096][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.135142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.135184][ T32] r4:e06cddc0 [ 1343.135226][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.135291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.135315][ T32] r4:00000000 [ 1343.135334][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.135415][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.135439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.135505][ T32] r5:00001000 r4:dfd83000 [ 1343.135544][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.135709][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1343.136046][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.163649][ T32] INFO: task kworker/0:339:6005 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.164174][ T32] r5:85771800 r4:829189bc [ 1343.164215][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.164258][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.164574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.164983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.165355][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.179557][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1343.179987][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1343.180156][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.180660][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1343.181046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.181621][ T32] r10:829189c0 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:85770000 ** 2 printk messages dropped ** [ 1343.181735][ T32] r5:85770000 r4:829189bc ** 3 printk messages dropped ** [ 1343.181919][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.182023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.182332][ T32] r5:85725f8c r4:85725c00 ** 5 printk messages dropped ** [ 1343.182517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.182801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.183486][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.183527][ T32] Call trace: [ 1343.183556][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.183624][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.183651][ T32] r4:00000000 [ 1343.183670][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.183725][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.183769][ T32] dd20: a73f2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.183884][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.183927][ T32] dd60: 800f0113 ffffffff [ 1343.183952][ T32] r5:800f0113 r4:80239bb0 [ 1343.183973][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.184014][ T32] r4:82ac11e4 [ 1343.184034][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.184074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.184097][ T32] r4:e06cddc0 [ 1343.184136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.184204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.184228][ T32] r4:00000000 [ 1343.184289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.184365][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.184388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.184448][ T32] r5:00001000 r4:dfd83000 [ 1343.184474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.184535][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.184574][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.184593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.184647][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.184679][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.184730][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.184752][ T32] r4:85004e00 [ 1343.184791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.184860][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.184884][ T32] r4:00000001 [ 1343.184923][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.184962][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.184987][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.185055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.185112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.185164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.185188][ T32] r4:8501e100 [ 1343.185228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.185256][ T32] INFO: task kworker/0:341:6008 blocked for more than 469 seconds. [ 1343.185305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.185331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.185352][ T32] task:kworker/0:341 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.185396][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.185477][ T32] Call trace: [ 1343.185528][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.185596][ T32] r10:829189c0 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:85773000 [ 1343.185621][ T32] r4:85773000 [ 1343.185640][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.185680][ T32] r5:85773000 r4:829189bc [ 1343.185700][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.185745][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.185789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1343.185830][ T32] r4:00000000 [ 1343.185872][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.185934][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.185972][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.186013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101380 [ 1343.186035][ T32] r4:00000000 [ 1343.186073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.186116][ T32] r9:83018005 r8:85773000 r7:00000000 r6:83018000 r5:00001000 r4:7f167000 [ 1343.186137][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.186194][ T32] r5:00001000 r4:ec94d000 [ 1343.186288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.196861][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.196942][ T32] r5:8572538c r4:85725000 [ 1343.196954][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.196987][ T32] r7:dddced40 r6:83018000 r5:8572538c r4:85003e00 [ 1343.197193][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.197243][ T32] r10:61c88647 r9:85773000 r8:85003e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.197266][ T32] r4:85003e00 [ 1343.197319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.197371][ T32] r10:00000000 r9:85003e00 r8:8027ecf4 r7:ec95de60 r6:845ba580 r5:85773000 [ 1343.197394][ T32] r4:00000001 [ 1343.197413][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.197449][ T32] Exception stack(0xec961fb0 to 0xec961ff8) [ 1343.197478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.197506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.197531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.197559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1343.198065][ T32] INFO: task kworker/0:341:6008 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 8 printk messages dropped ** [ 1343.198665][ T32] dd20: a73f2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1343.198993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1343.199289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.199665][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.199928][ T32] INFO: task kworker/0:342:6010 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.200329][ T32] r4:85774800 [ 1343.200374][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.200420][ T32] r5:85774800 r4:829189bc [ 1343.200440][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.200519][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.200579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1343.200608][ T32] r4:00000000 [ 1343.200629][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.200668][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.200720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.200763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851014c0 [ 1343.200785][ T32] r4:00000000 [ 1343.200823][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.200877][ T32] r9:83018005 r8:85774800 r7:00000000 r6:83018000 r5:00001000 r4:7f169000 [ 1343.200900][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.200950][ T32] r5:00001000 r4:ec967000 [ 1343.200991][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.201038][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.201078][ T32] r5:8572578c r4:85725400 [ 1343.201107][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.201151][ T32] r7:dddced40 r6:83018000 r5:8572578c r4:85003e80 [ 1343.201171][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.201214][ T32] r10:61c88647 r9:85774800 r8:85003eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.201235][ T32] r4:85003e80 [ 1343.201255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.201297][ T32] r10:00000000 r9:85003e80 r8:8027ecf4 r7:ec95de60 r6:845ba600 r5:85774800 [ 1343.201319][ T32] r4:00000001 [ 1343.201360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.201417][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1343.201454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.201507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.201536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.201594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.201619][ T32] r4:85101680 [ 1343.201900][ T32] INFO: task kworker/0:342:6010 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.201934][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.202017][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.202059][ T32] Call trace: [ 1343.202089][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.202137][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.202159][ T32] r4:00000000 [ 1343.202177][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.202214][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.202268][ T32] dd20: a73f2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.202299][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 2 printk messages dropped ** [ 1343.202398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1343.202768][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.203246][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1343.203398][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 7 printk messages dropped ** [ 1343.203669][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.204185][ T32] r5:85772400 r4:829189bc [ 1343.204204][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.204503][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.205059][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.205819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.237000][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1343.237441][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1343.237604][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.238033][ T32] r4:85004e00 [ 1343.238053][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.238096][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.238118][ T32] r4:00000001 [ 1343.238137][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.238180][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.238218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.238249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.238275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.238311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.238336][ T32] r4:8501e100 [ 1343.238385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.238428][ T32] INFO: task kworker/0:344:6016 blocked for more than 469 seconds. [ 1343.238475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.238515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.238540][ T32] task:kworker/0:344 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.238609][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.238672][ T32] Call trace: [ 1343.238718][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.238786][ T32] r10:829189c0 r9:ec991d84 r8:00000002 r7:60000013 r6:ec991d8c r5:85776000 [ 1343.238810][ T32] r4:85776000 [ 1343.238830][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.238880][ T32] r5:85776000 r4:829189bc [ 1343.238923][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.238965][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.239019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 [ 1343.239043][ T32] r4:00000000 [ 1343.239062][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.239100][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.239136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.239177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851019c0 [ 1343.239198][ T32] r4:00000000 [ 1343.239239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.239303][ T32] r9:83018005 r8:85776000 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1343.239348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.239390][ T32] r5:00001000 r4:ec98b000 [ 1343.239429][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.239494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.239536][ T32] r5:8572638c r4:85726000 [ 1343.239576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.239642][ T32] r7:dddced40 r6:83018000 r5:8572638c r4:85003f80 [ 1343.239677][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.239739][ T32] r10:61c88647 r9:85776000 r8:85003fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.239763][ T32] r4:85003f80 [ 1343.239782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.239825][ T32] r10:00000000 r9:85003f80 r8:8027ecf4 r7:ec95de60 r6:845ba700 r5:85776000 [ 1343.239846][ T32] r4:00000001 [ 1343.239865][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.239898][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1343.239923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.239966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.240015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.240047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.240068][ T32] r4:851019c0 [ 1343.240572][ T32] INFO: task kworker/0:344:6016 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.240610][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.240686][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.240736][ T32] Call trace: [ 1343.240797][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.240848][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.240872][ T32] r4:00000000 [ 1343.240890][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.240926][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.240955][ T32] dd20: a7aa9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.240983][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.241006][ T32] dd60: 800f0113 ffffffff [ 1343.241028][ T32] r5:800f0113 r4:80239bb0 [ 1343.241047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.241085][ T32] r4:82ac11e4 [ 1343.241104][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.241144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.241166][ T32] r4:e06cddc0 [ 1343.241184][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1343.241280][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.241415][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1343.241618][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.241950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.242254][ T32] task:kworker/0:345 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.242575][ T32] r5:85775400 r4:829189bc ** 1 printk messages dropped ** [ 1343.242668][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1343.243172][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.243524][ T32] r10:00000000 r9:85512000 r8:8027ecf4 r7:ec991e60 r6:845ba780 r5:85775400 ** 9 printk messages dropped ** [ 1343.244269][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.245055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1343.245345][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.245701][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.245938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1343.266785][ T32] r4:85773c00 ** 1 printk messages dropped ** [ 1343.266874][ T32] r5:85773c00 r4:829189bc ** 3 printk messages dropped ** [ 1343.267055][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.267139][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.267180][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.267221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101b00 [ 1343.267243][ T32] r4:00000000 [ 1343.267262][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.267304][ T32] r9:83018005 r8:85773c00 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 [ 1343.267325][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.267386][ T32] r5:00001000 r4:ec995000 [ 1343.267411][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.267495][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.267538][ T32] r5:8572678c r4:85726400 [ 1343.267558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.267602][ T32] r7:dddced40 r6:83018000 r5:8572678c r4:85512080 [ 1343.267622][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.267666][ T32] r10:61c88647 r9:85773c00 r8:855120ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.267702][ T32] r4:85512080 [ 1343.267732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.267777][ T32] r10:00000000 r9:85512080 r8:8027ecf4 r7:ec9a1e60 r6:845ba800 r5:85773c00 [ 1343.267798][ T32] r4:00000001 [ 1343.267817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.267889][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1343.267919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.267947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.267994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.268025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.268046][ T32] r4:85101a80 [ 1343.268543][ T32] INFO: task kworker/0:346:6019 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.268581][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.268657][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.268719][ T32] Call trace: [ 1343.268795][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.268867][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.268914][ T32] r4:00000000 [ 1343.268935][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.268974][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.269002][ T32] dd20: a7e99000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.269039][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.269092][ T32] dd60: 800f0113 ffffffff [ 1343.269117][ T32] r5:800f0113 r4:80239bb0 [ 1343.269139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.269200][ T32] r4:82ac11e4 [ 1343.269244][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.269289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.269345][ T32] r4:e06cddc0 [ 1343.269369][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.269411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.269442][ T32] r4:00000000 [ 1343.269466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.269507][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.269550][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.269603][ T32] r5:00001000 r4:dfd83000 [ 1343.269625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.269667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.269705][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.269731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.269890][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1343.270155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.270588][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.270758][ T32] r5:85776c00 r4:829189bc [ 1343.270777][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.271000][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.271342][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.271748][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) ** 2 printk messages dropped ** [ 1343.271882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.272370][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.272643][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 4 printk messages dropped ** [ 1343.272772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1343.273034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.273080][ T32] r4:00000000 [ 1343.273121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.273185][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.273233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.273300][ T32] r5:00001000 r4:dfd83000 [ 1343.273322][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.273383][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.273425][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.273470][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.273531][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.273575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.273624][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.273659][ T32] r4:85004e00 [ 1343.273681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.273750][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.273776][ T32] r4:00000001 [ 1343.273853][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.273941][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.273998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.274028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.274086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.274138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.274182][ T32] r4:8501e100 [ 1343.274230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.274279][ T32] INFO: task kworker/0:348:6023 blocked for more than 469 seconds. [ 1343.274310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.274332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.274372][ T32] task:kworker/0:348 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.274442][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.274497][ T32] Call trace: [ 1343.274620][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.274695][ T32] r10:829189c0 r9:ec9c1d84 r8:00000002 r7:60000013 r6:ec9c1d8c r5:85778c00 [ 1343.274727][ T32] r4:85778c00 [ 1343.274767][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.274822][ T32] r5:85778c00 r4:829189bc [ 1343.274866][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.274929][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.274997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1343.275022][ T32] r4:00000000 [ 1343.275040][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.275077][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.275134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.275178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101d00 [ 1343.275201][ T32] r4:00000000 [ 1343.275219][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.275280][ T32] r9:83018005 r8:85778c00 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1343.275305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.275344][ T32] r5:00001000 r4:ec9b1000 [ 1343.275363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.275400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.275437][ T32] r5:85726f8c r4:85726c00 [ 1343.275478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.275546][ T32] r7:dddced40 r6:83018000 r5:85726f8c r4:85512180 [ 1343.275590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.275657][ T32] r10:61c88647 r9:85778c00 r8:855121ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.275681][ T32] r4:85512180 [ 1343.275716][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.275765][ T32] r10:00000000 r9:85512180 r8:8027ecf4 r7:ec9b5e60 r6:845ba900 r5:85778c00 [ 1343.275789][ T32] r4:00000001 [ 1343.275808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.275887][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1343.275952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.276005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.276034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.276061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.276083][ T32] r4:85101dc0 [ 1343.308822][ T32] INFO: task kworker/0:348:6023 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.308925][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.309022][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.309084][ T32] Call trace: [ 1343.309139][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.309210][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.309234][ T32] r4:00000000 [ 1343.309266][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.309309][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.309339][ T32] dd20: a87af000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.309368][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.309390][ T32] dd60: 800f0113 ffffffff [ 1343.309413][ T32] r5:800f0113 r4:80239bb0 [ 1343.309432][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.309474][ T32] r4:82ac11e4 [ 1343.309494][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.309534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.309556][ T32] r4:e06cddc0 [ 1343.309574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.309614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.309635][ T32] r4:00000000 [ 1343.309653][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.309694][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.309732][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.309776][ T32] r5:00001000 r4:dfd83000 [ 1343.309796][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.309845][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.309888][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.309907][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.309949][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.309970][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.310013][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.310035][ T32] r4:85004e00 ** 1 printk messages dropped ** [ 1343.310096][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 12 printk messages dropped ** [ 1343.310517][ T32] task:kworker/0:349 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.310879][ T32] r5:8577a400 r4:829189bc ** 3 printk messages dropped ** [ 1343.311018][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.311311][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.311625][ T32] r10:61c88647 r9:8577a400 r8:8551222c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.311647][ T32] r4:85512200 [ 1343.311665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.311707][ T32] r10:00000000 r9:85512200 r8:8027ecf4 r7:ec9b5e60 r6:845ba980 r5:8577a400 [ 1343.311734][ T32] r4:00000001 [ 1343.311773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.311811][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1343.311836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.311864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.311890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.311933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.311958][ T32] r4:85101c80 [ 1343.312370][ T32] INFO: task kworker/0:349:6025 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.312424][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.312520][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.312569][ T32] Call trace: [ 1343.312609][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.312669][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.312714][ T32] r4:00000000 [ 1343.312737][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.312776][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.312804][ T32] dd20: a87af000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.312832][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.312943][ T32] dd60: 800f0113 ffffffff [ 1343.312969][ T32] r5:800f0113 r4:80239bb0 [ 1343.312989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.313047][ T32] r4:82ac11e4 [ 1343.313070][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.313124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.313148][ T32] r4:e06cddc0 [ 1343.313167][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.313237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.313324][ T32] r4:00000000 [ 1343.313345][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.313388][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.313412][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.313451][ T32] r5:00001000 r4:dfd83000 [ 1343.313470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.313508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.313545][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.313564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.313606][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 5 printk messages dropped ** [ 1343.313981][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.314198][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1343.314415][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.314682][ T32] r5:85778000 r4:829189bc [ 1343.314716][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.314810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e1e08 ** 6 printk messages dropped ** [ 1343.315031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.315428][ T32] r10:61c88647 r9:85778000 r8:855122ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1343.315777][ T32] r4:8552a5c0 ** 5 printk messages dropped ** [ 1343.331853][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1343.332308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1343.332705][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.333123][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.333340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.333775][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.333962][ T32] r5:85779800 r4:829189bc ** 3 printk messages dropped ** [ 1343.334122][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.334278][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.334582][ T32] r5:85727b8c r4:85727800 ** 5 printk messages dropped ** [ 1343.334923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.335190][ T32] r4:85101f40 ** 5 printk messages dropped ** [ 1343.335900][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1343.350413][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1343.350646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.350699][ T32] r4:00000000 [ 1343.350757][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.350846][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.350893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.351002][ T32] r5:00001000 r4:dfd83000 [ 1343.351060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.351146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.351229][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.351272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.351383][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.351456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.351557][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.351657][ T32] r4:85004e00 [ 1343.351752][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.351879][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.351961][ T32] r4:00000001 [ 1343.352028][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.352111][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.352198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.352319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.352388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.352447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.352518][ T32] r4:8501e100 [ 1343.352568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.352646][ T32] INFO: task kworker/0:352:6032 blocked for more than 469 seconds. [ 1343.352690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.352721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.352754][ T32] task:kworker/0:352 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.352827][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.352883][ T32] Call trace: [ 1343.352936][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.353045][ T32] r10:829189c0 r9:ec9f1d84 r8:00000002 r7:60000113 r6:ec9f1d8c r5:8577b000 [ 1343.353096][ T32] r4:8577b000 [ 1343.353120][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.353186][ T32] r5:8577b000 r4:829189bc [ 1343.353233][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.353276][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.353341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 1343.353409][ T32] r4:00000000 [ 1343.353440][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.353482][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.353518][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.353557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f040 [ 1343.353583][ T32] r4:00000000 [ 1343.353626][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.353740][ T32] r9:83018005 r8:8577b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1343.353794][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.353893][ T32] r5:00001000 r4:eaf4b000 [ 1343.353959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.354047][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.354137][ T32] r5:85727f8c r4:85727c00 [ 1343.354180][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.354259][ T32] r7:dddced40 r6:83018000 r5:85727f8c r4:85512380 [ 1343.354296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.354383][ T32] r10:61c88647 r9:8577b000 r8:855123ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.354430][ T32] r4:85512380 [ 1343.354472][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.354587][ T32] r10:00000000 r9:85512380 r8:8027ecf4 r7:ec9b5e60 r6:845bab00 r5:8577b000 [ 1343.354647][ T32] r4:00000001 [ 1343.354718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.354813][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1343.354873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.354936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.355001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.356288][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.375127][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.375602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1343.391590][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1343.392056][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1343.392436][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.392553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.392668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.392759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.392828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.392897][ T32] r4:8501e100 [ 1343.392960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.393043][ T32] INFO: task kworker/0:353:6034 blocked for more than 469 seconds. [ 1343.393125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.393184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.393235][ T32] task:kworker/0:353 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.393359][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.393457][ T32] Call trace: [ 1343.393534][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.393735][ T32] r10:829189c0 r9:ec9f9d84 r8:00000002 r7:60000113 r6:ec9f9d8c r5:8577bc00 [ 1343.393796][ T32] r4:8577bc00 [ 1343.393838][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.393919][ T32] r5:8577bc00 r4:829189bc [ 1343.393973][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.394051][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.394133][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 [ 1343.394193][ T32] r4:00000000 [ 1343.394239][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.394308][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.394379][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.394456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f140 [ 1343.394500][ T32] r4:00000000 [ 1343.394541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.394684][ T32] r9:83018005 r8:8577bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1343.394789][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.394899][ T32] r5:00001000 r4:eb43b000 [ 1343.394944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.395023][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.395106][ T32] r5:857d438c r4:857d4000 [ 1343.395156][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.395245][ T32] r7:dddced40 r6:83018000 r5:857d438c r4:85512400 [ 1343.395295][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.395393][ T32] r10:61c88647 r9:8577bc00 r8:8551242c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.395449][ T32] r4:85512400 [ 1343.395498][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.395617][ T32] r10:00000000 r9:85512400 r8:8027ecf4 r7:ec9b5e60 r6:845bab80 r5:8577bc00 [ 1343.395714][ T32] r4:00000001 [ 1343.395767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.395847][ T32] Exception stack(0xec9f9fb0 to 0xec9f9ff8) [ 1343.395910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.395975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.396039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.396118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.396176][ T32] r4:8522f280 [ 1343.405746][ T32] INFO: task kworker/0:353:6034 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.405938][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.406165][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.409793][ T32] Call trace: [ 1343.409888][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.410016][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.410067][ T32] r4:00000000 [ 1343.410114][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.410200][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1343.410840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1343.411382][ T32] r5:00001000 r4:dfd83000 ** 3 printk messages dropped ** [ 1343.411754][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1343.412325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.412964][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1343.413454][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1343.413615][ T32] r4:8577c800 [ 1343.413670][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.413768][ T32] r5:8577c800 r4:829189bc [ 1343.413812][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.413887][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.413969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1343.414008][ T32] r4:00000000 [ 1343.414043][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.414122][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.414194][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.414278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f2c0 [ 1343.414323][ T32] r4:00000000 [ 1343.414380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.414469][ T32] r9:83018005 r8:8577c800 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1343.414544][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.414633][ T32] r5:00001000 r4:eb8b1000 [ 1343.414689][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.414818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.414909][ T32] r5:857d478c r4:857d4400 [ 1343.414969][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.415063][ T32] r7:dddced40 r6:83018000 r5:857d478c r4:85512480 [ 1343.415113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.415206][ T32] r10:61c88647 r9:8577c800 r8:855124ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.415252][ T32] r4:85512480 [ 1343.415299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.415390][ T32] r10:00000000 r9:85512480 r8:8027ecf4 r7:ec9b5e60 r6:845bac00 r5:8577c800 [ 1343.415452][ T32] r4:00000001 [ 1343.415504][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.415573][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1343.415647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.415707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.415773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.415827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.415873][ T32] r4:8522f400 [ 1343.437269][ T32] INFO: task kworker/0:354:6036 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.437438][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.437584][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.437702][ T32] Call trace: [ 1343.437852][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.437967][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.438022][ T32] r4:00000000 [ 1343.438073][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.438153][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.438233][ T32] dd20: a9431000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.438327][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.438386][ T32] dd60: 800f0113 ffffffff [ 1343.438436][ T32] r5:800f0113 r4:80239bb0 [ 1343.438480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.438589][ T32] r4:82ac11e4 [ 1343.438637][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.438732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.438781][ T32] r4:e06cddc0 [ 1343.438826][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.438913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.438962][ T32] r4:00000000 [ 1343.439030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.439144][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.439218][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.439314][ T32] r5:00001000 r4:dfd83000 [ 1343.439364][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.439447][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.439666][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.439737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.439846][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.439907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.440023][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.440105][ T32] r4:85004e00 [ 1343.440163][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.440264][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.440318][ T32] r4:00000001 [ 1343.440364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.440471][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.440563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.440627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.440681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.440757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.440881][ T32] r4:8501e100 [ 1343.440953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.441030][ T32] INFO: task kworker/0:355:6038 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1343.441794][ T32] r10:829189c0 r9:eca09d84 r8:00000002 r7:60000013 r6:eca09d8c r5:8577ec00 ** 2 printk messages dropped ** [ 1343.442024][ T32] r5:8577ec00 r4:829189bc [ 1343.442080][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.442323][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.442764][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.443184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.443767][ T32] r4:85512580 ** 2 printk messages dropped ** [ 1343.444098][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.444275][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.445740][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.475158][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1343.475481][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.480805][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1343.481272][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.481350][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.481431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.481509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.481570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.481638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.481695][ T32] r4:8501e100 [ 1343.481758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.481869][ T32] INFO: task kworker/0:356:6040 blocked for more than 469 seconds. [ 1343.481943][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.482000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.482050][ T32] task:kworker/0:356 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.482187][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.482289][ T32] Call trace: [ 1343.482361][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.482484][ T32] r10:829189c0 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:85639800 [ 1343.482534][ T32] r4:85639800 [ 1343.482576][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.482681][ T32] r5:85639800 r4:829189bc [ 1343.482752][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.482831][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.482923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1343.482980][ T32] r4:00000000 [ 1343.483190][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.483291][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.483381][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.483482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f580 [ 1343.483534][ T32] r4:00000000 [ 1343.483579][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.483677][ T32] r9:83018005 r8:85639800 r7:00000000 r6:83018000 r5:00001000 r4:7f17f000 [ 1343.483758][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.483847][ T32] r5:00001000 r4:eba77000 [ 1343.483891][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.483984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.484101][ T32] r5:857d4f8c r4:857d4c00 [ 1343.484148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.484257][ T32] r7:dddced40 r6:83018000 r5:857d4f8c r4:85512500 [ 1343.484311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.484398][ T32] r10:61c88647 r9:85639800 r8:8551252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.484444][ T32] r4:85512500 [ 1343.484523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.484786][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) ** 5 printk messages dropped ** [ 1343.485874][ T32] INFO: task kworker/0:356:6040 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 11 printk messages dropped ** [ 1343.507870][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.508392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1343.509265][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.509901][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.510378][ T32] INFO: task kworker/0:357:6042 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.511229][ T32] r5:85780000 r4:829189bc [ 1343.511298][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.511580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 ** 6 printk messages dropped ** [ 1343.512104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1343.512687][ T32] r7:dddced40 r6:83018000 r5:857d538c r4:85512600 ** 2 printk messages dropped ** [ 1343.512984][ T32] r4:85512600 ** 2 printk messages dropped ** [ 1343.513173][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.513253][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.514476][ T32] INFO: task kworker/0:357:6042 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 6 printk messages dropped ** [ 1343.515085][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.515164][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.515240][ T32] dd20: a99ac000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.515308][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.515363][ T32] dd60: 800f0113 ffffffff [ 1343.515413][ T32] r5:800f0113 r4:80239bb0 [ 1343.515458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.515547][ T32] r4:82ac11e4 [ 1343.515595][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.515678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.515750][ T32] r4:e06cddc0 [ 1343.515796][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.515878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.515924][ T32] r4:00000000 [ 1343.515982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.516078][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.516128][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.516273][ T32] r5:00001000 r4:dfd83000 [ 1343.541829][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.542000][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.542114][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.542186][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.542299][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.542352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.542480][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.542540][ T32] r4:85004e00 [ 1343.542602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.542702][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.542784][ T32] r4:00000001 [ 1343.542834][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.542919][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.542984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.543050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.543112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.543175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.543222][ T32] r4:8501e100 [ 1343.543332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.543401][ T32] INFO: task kworker/0:358:6044 blocked for more than 470 seconds. [ 1343.543469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.543523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.543572][ T32] task:kworker/0:358 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.543722][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.543861][ T32] Call trace: [ 1343.543934][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.544038][ T32] r10:829189c0 r9:eca21d84 r8:00000002 r7:60000013 r6:eca21d8c r5:85781800 [ 1343.544085][ T32] r4:85781800 [ 1343.544132][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.544221][ T32] r5:85781800 r4:829189bc [ 1343.544272][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.544378][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.544528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1343.544593][ T32] r4:00000000 [ 1343.544724][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.544837][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.544932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.545019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f7c0 [ 1343.545063][ T32] r4:00000000 [ 1343.545108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.545246][ T32] r9:83018005 r8:85781800 r7:00000000 r6:83018000 r5:00001000 r4:7f183000 [ 1343.545306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.545409][ T32] r5:00001000 r4:ebbf9000 [ 1343.545464][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.545549][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.545703][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.567426][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.568944][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.569370][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1343.569955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1343.570622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.571505][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1343.572020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.572810][ T32] r10:829189c0 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:85780c00 ** 2 printk messages dropped ** [ 1343.572998][ T32] r5:85780c00 r4:829189bc ** 1 printk messages dropped ** [ 1343.573173][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.574038][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.574788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.575156][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.575293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.575357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.575412][ T32] r4:8522f800 [ 1343.575946][ T32] INFO: task kworker/0:359:6046 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.576022][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.576152][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.600273][ T32] Call trace: [ 1343.600546][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.600699][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.600787][ T32] r4:00000000 [ 1343.600840][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.600956][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.601029][ T32] dd20: a9e74000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.601095][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.601149][ T32] dd60: 800f0113 ffffffff [ 1343.601204][ T32] r5:800f0113 r4:80239bb0 [ 1343.601251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.601335][ T32] r4:82ac11e4 [ 1343.601378][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.601458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.601508][ T32] r4:e06cddc0 [ 1343.601555][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.601645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.601728][ T32] r4:00000000 [ 1343.601791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.601883][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.601940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.602116][ T32] r5:00001000 r4:dfd83000 [ 1343.602191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.602287][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.602368][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.602442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.602557][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.602624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.602741][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.602825][ T32] r4:85004e00 [ 1343.602883][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.602977][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.603029][ T32] r4:00000001 [ 1343.603070][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.603144][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.603199][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.603262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.603316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.603379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.603447][ T32] r4:8501e100 [ 1343.603512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.603604][ T32] INFO: task kworker/0:360:6048 blocked for more than 470 seconds. [ 1343.603677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.603761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.603828][ T32] task:kworker/0:360 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.603985][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.604123][ T32] Call trace: [ 1343.604197][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.604283][ T32] r10:829189c0 r9:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:85782400 [ 1343.604340][ T32] r4:85782400 [ 1343.604383][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.604459][ T32] r5:85782400 r4:829189bc [ 1343.604535][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.604622][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.604732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1343.604783][ T32] r4:00000000 [ 1343.604843][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.604935][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.605011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.605098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f8c0 [ 1343.605182][ T32] r4:00000000 [ 1343.605243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.605341][ T32] r9:83018005 r8:85782400 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1343.605410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.605510][ T32] r5:00001000 r4:ebdb1000 [ 1343.605563][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.605662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.605761][ T32] r5:857d5f8c r4:857d5c00 [ 1343.605806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.605896][ T32] r7:dddced40 r6:83018000 r5:857d5f8c r4:85512780 [ 1343.605944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.606039][ T32] r10:61c88647 r9:85782400 r8:855127ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.606089][ T32] r4:85512780 [ 1343.606129][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.606235][ T32] r10:00000000 r9:85512780 r8:8027ecf4 r7:ec9b5e60 r6:845baf00 r5:85782400 [ 1343.606352][ T32] r4:00000001 [ 1343.624957][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.625073][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1343.625283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.625318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.625345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.625388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1343.626825][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.627234][ T32] dd20: a9fc8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1343.627827][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1343.627975][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.628878][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1343.629545][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.629958][ T32] INFO: task kworker/0:361:6051 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.630639][ T32] r5:85783000 r4:829189bc [ 1343.630680][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.630766][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.630859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1343.630907][ T32] r4:00000000 [ 1343.630947][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.631020][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.631089][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.631148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fb00 [ 1343.631171][ T32] r4:00000000 [ 1343.631189][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.631231][ T32] r9:83018005 r8:85783000 r7:00000000 r6:83018000 r5:00001000 r4:7f189000 [ 1343.631267][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.631312][ T32] r5:00001000 r4:ebdd3000 [ 1343.631332][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.631370][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.631407][ T32] r5:857d638c r4:857d6000 [ 1343.631426][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.631467][ T32] r7:dddced40 r6:83018000 r5:857d638c r4:85512800 [ 1343.631488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.631531][ T32] r10:61c88647 r9:85783000 r8:8551282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.631577][ T32] r4:85512800 [ 1343.631601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.631657][ T32] r10:00000000 r9:85512800 r8:8027ecf4 r7:ec9b5e60 r6:845baf80 r5:85783000 [ 1343.631684][ T32] r4:00000001 [ 1343.631703][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.631751][ T32] Exception stack(0xeca3dfb0 to 0xeca3dff8) [ 1343.631777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.631805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.631831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.631900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.631966][ T32] r4:8522f9c0 [ 1343.632443][ T32] INFO: task kworker/0:361:6051 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.632727][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.632794][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.632867][ T32] Call trace: [ 1343.632898][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.632948][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.632972][ T32] r4:00000000 [ 1343.632990][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.633052][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.633086][ T32] dd20: a9fc8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.633125][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.633254][ T32] dd60: 800f0113 ffffffff [ 1343.633332][ T32] r5:800f0113 r4:80239bb0 [ 1343.633355][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.633398][ T32] r4:82ac11e4 [ 1343.633561][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.633607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 3 printk messages dropped ** [ 1343.633740][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.633920][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1343.634421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.634467][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.634505][ T32] r4:85004e00 [ 1343.634598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.634646][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.634669][ T32] r4:00000001 [ 1343.634713][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.634757][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.634786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.634837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.634867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.634920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.634944][ T32] r4:8501e100 [ 1343.635080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.635122][ T32] INFO: task kworker/0:362:6052 blocked for more than 470 seconds. [ 1343.635155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.635178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.635202][ T32] task:kworker/0:362 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.635250][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.635429][ T32] Call trace: [ 1343.635460][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.635507][ T32] r10:829189c0 r9:eca41d84 r8:00000002 r7:60000113 r6:eca41d8c r5:85783c00 [ 1343.635530][ T32] r4:85783c00 [ 1343.635561][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.635603][ T32] r5:85783c00 r4:829189bc [ 1343.635622][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.635661][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.635709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1343.635740][ T32] r4:00000000 [ 1343.635790][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.635917][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.635959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.636041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fc80 [ 1343.636067][ T32] r4:00000000 [ 1343.636086][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.636126][ T32] r9:83018005 r8:85783c00 r7:00000000 r6:83018000 r5:00001000 r4:7f18b000 [ 1343.636147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.636184][ T32] r5:00001000 r4:ec609000 [ 1343.636296][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.668306][ T32] r10:61c88647 r9:85783c00 r8:855128ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.668875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.669734][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1343.670392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 3 printk messages dropped ** [ 1343.670563][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.670706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.671266][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1343.671676][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.672218][ T32] INFO: task kworker/0:363:6055 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.672891][ T32] r5:85784800 r4:829189bc [ 1343.672921][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.672989][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.673113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [ 1343.673148][ T32] r4:00000000 [ 1343.673329][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.673444][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.673496][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.673581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85508900 [ 1343.673656][ T32] r4:00000000 [ 1343.673679][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.673741][ T32] r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f18f000 [ 1343.673767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.673806][ T32] r5:00001000 r4:ec653000 [ 1343.673829][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.673955][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.673998][ T32] r5:857d6f8c r4:857d6c00 [ 1343.674018][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.674059][ T32] r7:dddced40 r6:83018000 r5:857d6f8c r4:85512900 [ 1343.674166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.674289][ T32] r10:61c88647 r9:85784800 r8:8551292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.674315][ T32] r4:85512900 [ 1343.674392][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.674485][ T32] r10:00000000 r9:85512900 r8:8027ecf4 r7:ec9b5e60 r6:85471080 r5:85784800 [ 1343.674509][ T32] r4:00000001 [ 1343.674815][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.674876][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) [ 1343.674905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.674933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.674964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.674993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.675016][ T32] r4:85508780 [ 1343.675297][ T32] INFO: task kworker/0:363:6055 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.675330][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.675681][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.675735][ T32] Call trace: [ 1343.675766][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.675816][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.675839][ T32] r4:00000000 [ 1343.675858][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.675894][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 3 printk messages dropped ** [ 1343.676115][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.700662][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1343.701006][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1343.702305][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1343.702782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.703246][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.703662][ T32] r5:85785400 r4:829189bc [ 1343.703797][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.703937][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.704037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1343.704237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.704756][ T32] r4:85512980 ** 4 printk messages dropped ** [ 1343.704892][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) ** 5 printk messages dropped ** [ 1343.705616][ T32] INFO: task kworker/0:364:6057 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 11 printk messages dropped ** [ 1343.723437][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.723977][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1343.724210][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.724805][ T32] r5:00001000 r4:dfd83000 ** 7 printk messages dropped ** [ 1343.725181][ T32] r4:85004e00 ** 9 printk messages dropped ** [ 1343.725630][ T32] r4:8501e100 ** 11 printk messages dropped ** [ 1343.726124][ T32] r5:85786c00 r4:829189bc ** 1 printk messages dropped ** [ 1343.726256][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.733308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1343.733356][ T32] r4:00000000 [ 1343.733380][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.733442][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.733483][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.733563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462000 [ 1343.733609][ T32] r4:00000000 [ 1343.733655][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.733708][ T32] r9:83018005 r8:85786c00 r7:00000000 r6:83018000 r5:00001000 r4:7f197000 [ 1343.733777][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.733826][ T32] r5:00001000 r4:ec7f3000 [ 1343.733848][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.733886][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.733925][ T32] r5:857d7f8c r4:857d7c00 [ 1343.733957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.734005][ T32] r7:dddced40 r6:83018000 r5:857d7f8c r4:85512a00 [ 1343.734026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.734081][ T32] r10:61c88647 r9:85786c00 r8:85512a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.734106][ T32] r4:85512a00 [ 1343.734126][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.734198][ T32] r10:00000000 r9:85512a00 r8:8027ecf4 r7:eca51e60 r6:85471180 r5:85786c00 [ 1343.734245][ T32] r4:00000001 [ 1343.734267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.734306][ T32] Exception stack(0xeca55fb0 to 0xeca55ff8) [ 1343.734335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.734364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.734391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.734420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.734441][ T32] r4:85508c80 [ 1343.734931][ T32] INFO: task kworker/0:365:6058 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.734983][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.735109][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.735157][ T32] Call trace: [ 1343.735188][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.735238][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.735262][ T32] r4:00000000 [ 1343.735282][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.735319][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.735349][ T32] dd20: aab58000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.735378][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.735422][ T32] dd60: 800f0113 ffffffff [ 1343.735476][ T32] r5:800f0113 r4:80239bb0 [ 1343.735499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.735541][ T32] r4:82ac11e4 [ 1343.735561][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.735603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.735626][ T32] r4:e06cddc0 [ 1343.735646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.735688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.735710][ T32] r4:00000000 [ 1343.735737][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.735779][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.735800][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.735839][ T32] r5:00001000 r4:dfd83000 [ 1343.735859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.735898][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.735937][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.735973][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.736020][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.736078][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.736129][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.736175][ T32] r4:85004e00 [ 1343.736241][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.748638][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.748705][ T32] r4:00000001 [ 1343.748745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.748805][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.748836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.748876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.748906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.748936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.748958][ T32] r4:8501e100 [ 1343.748984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.749014][ T32] INFO: task kworker/0:366:6060 blocked for more than 470 seconds. [ 1343.749047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.749072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.749095][ T32] task:kworker/0:366 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.749152][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.749215][ T32] Call trace: [ 1343.749251][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.749303][ T32] r10:829189c0 r9:eca5dd84 r8:00000002 r7:60000113 r6:eca5dd8c r5:8577e000 [ 1343.749326][ T32] r4:8577e000 [ 1343.749370][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.749417][ T32] r5:8577e000 r4:829189bc [ 1343.749437][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.749481][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.749526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 [ 1343.749549][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.749645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1343.749921][ T32] r5:00001000 r4:ec6f9000 ** 3 printk messages dropped ** [ 1343.750085][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.750331][ T32] r10:00000000 r9:85512a80 r8:8027ecf4 r7:eca55e60 r6:85471200 r5:8577e000 [ 1343.750354][ T32] r4:00000001 [ 1343.750399][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.750438][ T32] Exception stack(0xeca5dfb0 to 0xeca5dff8) [ 1343.750468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.750510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.750538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.750568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.750602][ T32] r4:8552d080 [ 1343.751104][ T32] INFO: task kworker/0:366:6060 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.751167][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.751283][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.751325][ T32] Call trace: [ 1343.751406][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.751476][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.751528][ T32] r4:00000000 [ 1343.751575][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.751653][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.751686][ T32] dd20: ab022000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.751718][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.751743][ T32] dd60: 800f0113 ffffffff [ 1343.751766][ T32] r5:800f0113 r4:80239bb0 [ 1343.751787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.751828][ T32] r4:82ac11e4 [ 1343.751848][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.751889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.751911][ T32] r4:e06cddc0 [ 1343.751930][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.751970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.751992][ T32] r4:00000000 [ 1343.752010][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.752050][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.752071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.752162][ T32] r5:00001000 r4:dfd83000 [ 1343.752212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.752281][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.752323][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.752343][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.752391][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.752413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.752457][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.752513][ T32] r4:85004e00 [ 1343.752534][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.752579][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.752600][ T32] r4:00000001 [ 1343.752618][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.752651][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.752705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.752741][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.752768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.752795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.752887][ T32] r4:8501e100 ** 1 printk messages dropped ** [ 1343.752970][ T32] INFO: task kworker/0:367:6062 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.753272][ T32] r5:85786000 r4:829189bc [ 1343.753291][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.753328][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.753413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca65e08 ** 3 printk messages dropped ** [ 1343.753693][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1343.753917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.754218][ T32] r7:dddced40 r6:83018000 r5:857d7b8c r4:85512b00 ** 4 printk messages dropped ** [ 1343.754437][ T32] r10:00000000 r9:85512b00 r8:8027ecf4 r7:eca55e60 r6:85471280 r5:85786000 ** 4 printk messages dropped ** [ 1343.754596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.755041][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.755392][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.755419][ T32] dd20: ab022000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.755460][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.755511][ T32] dd60: 800f0113 ffffffff [ 1343.755537][ T32] r5:800f0113 r4:80239bb0 [ 1343.755557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.755597][ T32] r4:82ac11e4 [ 1343.755618][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.755698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.755766][ T32] r4:e06cddc0 [ 1343.755791][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.755858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.755886][ T32] r4:00000000 [ 1343.755929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.755983][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.756004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.756043][ T32] r5:00001000 r4:dfd83000 [ 1343.756062][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.756101][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.756138][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.756157][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.756198][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.756256][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.780066][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.780113][ T32] r4:85004e00 [ 1343.780136][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.780207][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.780230][ T32] r4:00000001 [ 1343.780249][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.780285][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.780315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.780343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.780370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.780397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.780419][ T32] r4:8501e100 [ 1343.780441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.780472][ T32] INFO: task kworker/0:368:6064 blocked for more than 470 seconds. [ 1343.780573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.780599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.780621][ T32] task:kworker/0:368 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.780679][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.780735][ T32] Call trace: [ 1343.780768][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.780838][ T32] r10:829189c0 r9:eca6dd84 r8:00000002 r7:60000113 r6:eca6dd8c r5:85788c00 [ 1343.780864][ T32] r4:85788c00 [ 1343.780884][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.780948][ T32] r5:85788c00 r4:829189bc [ 1343.780973][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.781014][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.781059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca6de08 [ 1343.781082][ T32] r4:00000000 [ 1343.781101][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.781139][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.781178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.781243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854626c0 [ 1343.781269][ T32] r4:00000000 [ 1343.781289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.781332][ T32] r9:83018005 r8:85788c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1a1000 [ 1343.781354][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.781393][ T32] r5:00001000 r4:ec849000 [ 1343.781415][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.781473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.781516][ T32] r5:857d938c r4:857d9000 [ 1343.781536][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.781577][ T32] r7:dddced40 r6:83018000 r5:857d938c r4:85512b80 [ 1343.781622][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.781694][ T32] r10:61c88647 r9:85788c00 r8:85512bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.781724][ T32] r4:85512b80 [ 1343.781744][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.781787][ T32] r10:00000000 r9:85512b80 r8:8027ecf4 r7:eca55e60 r6:85471300 r5:85788c00 [ 1343.781832][ T32] r4:00000001 [ 1343.781854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.782757][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.783152][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.783333][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.783392][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.783412][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.783450][ T32] r5:00001000 r4:dfd83000 [ 1343.783470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.783539][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.783616][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.783645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.783692][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.783712][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.783765][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.783789][ T32] r4:85004e00 [ 1343.783809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.783854][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1343.784076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1343.784541][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.784796][ T32] r5:8578a400 r4:829189bc [ 1343.784815][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.784900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 ** 4 printk messages dropped ** [ 1343.785053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462200 ** 9 printk messages dropped ** [ 1343.785724][ T32] r7:dddced40 r6:83018000 r5:857d838c r4:85512c00 ** 5 printk messages dropped ** [ 1343.785925][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1343.793258][ T32] INFO: task kworker/0:369:6066 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 16 printk messages dropped ** [ 1343.794124][ T32] r4:e06cddc0 ** 9 printk messages dropped ** [ 1343.794466][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1343.794773][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.794796][ T32] r4:00000001 [ 1343.794814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.794849][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.794899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.794932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.794982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.795014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.795037][ T32] r4:8501e100 [ 1343.795082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.795137][ T32] INFO: task kworker/0:370:6069 blocked for more than 470 seconds. [ 1343.795174][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.795221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.795247][ T32] task:kworker/0:370 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.795294][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.795333][ T32] Call trace: [ 1343.795390][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.795438][ T32] r10:829189c0 r9:eca81d84 r8:00000002 r7:60000013 r6:eca81d8c r5:85789800 [ 1343.795460][ T32] r4:85789800 [ 1343.795479][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.795518][ T32] r5:85789800 r4:829189bc [ 1343.795537][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.795576][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.795620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 [ 1343.795642][ T32] r4:00000000 [ 1343.795662][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.795698][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.795739][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.795780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462280 [ 1343.795803][ T32] r4:00000000 [ 1343.795849][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.795893][ T32] r9:83018005 r8:85789800 r7:00000000 r6:83018000 r5:00001000 r4:7f19b000 [ 1343.795943][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.796007][ T32] r5:00001000 r4:ec82f000 [ 1343.796029][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.796067][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.796104][ T32] r5:857d878c r4:857d8400 [ 1343.796153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.796251][ T32] r7:dddced40 r6:83018000 r5:857d878c r4:85512c80 [ 1343.810525][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.810650][ T32] r10:61c88647 r9:85789800 r8:85512cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.810703][ T32] r4:85512c80 [ 1343.810748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.810798][ T32] r10:00000000 r9:85512c80 r8:8027ecf4 r7:eca6de60 r6:85471400 r5:85789800 [ 1343.810844][ T32] r4:00000001 [ 1343.810869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.810906][ T32] Exception stack(0xeca81fb0 to 0xeca81ff8) [ 1343.810935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.810963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.810989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.811018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.811052][ T32] r4:854621c0 [ 1343.811527][ T32] INFO: task kworker/0:370:6069 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.811589][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.811663][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.811712][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.811959][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1343.812216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1343.812419][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.812769][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1343.813019][ T32] INFO: task kworker/0:371:6070 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.813294][ T32] r4:850aec00 ** 1 printk messages dropped ** [ 1343.813351][ T32] r5:850aec00 r4:829189bc ** 2 printk messages dropped ** [ 1343.813498][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca45e08 ** 3 printk messages dropped ** [ 1343.813690][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.814109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.814433][ T32] Exception stack(0xeca45fb0 to 0xeca45ff8) ** 6 printk messages dropped ** [ 1343.814898][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1343.815091][ T32] Call trace: [ 1343.815121][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.815169][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.815192][ T32] r4:00000000 [ 1343.815210][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.815246][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.815275][ T32] dd20: ab61f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.815303][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.815328][ T32] dd60: 800f0113 ffffffff [ 1343.815350][ T32] r5:800f0113 r4:80239bb0 [ 1343.815370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.815408][ T32] r4:82ac11e4 [ 1343.815428][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.815472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.815496][ T32] r4:e06cddc0 [ 1343.815514][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.815555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.815577][ T32] r4:00000000 [ 1343.815596][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.815637][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.815659][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.815698][ T32] r5:00001000 r4:dfd83000 [ 1343.815742][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.815785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.815825][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.815844][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.815887][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.815908][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.815952][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.815973][ T32] r4:85004e00 [ 1343.815992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.816035][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.816058][ T32] r4:00000001 [ 1343.816076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.816109][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.816135][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.816188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.832908][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.833202][ T32] r5:850ad400 r4:829189bc [ 1343.833297][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.833413][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.833655][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.833743][ T32] r9:83018005 r8:850ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1343.833770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.833812][ T32] r5:00001000 r4:ec841000 [ 1343.833832][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.833872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.833911][ T32] r5:857d8f8c r4:857d8c00 [ 1343.833930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.833974][ T32] r7:dddced40 r6:83018000 r5:857d8f8c r4:85512e00 [ 1343.833995][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.834039][ T32] r10:61c88647 r9:850ad400 r8:85512e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.834061][ T32] r4:85512e00 [ 1343.834096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.834174][ T32] r10:00000000 r9:85512e00 r8:8027ecf4 r7:eca6de60 r6:85512e80 r5:850ad400 [ 1343.834197][ T32] r4:00000001 [ 1343.834360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.834403][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) [ 1343.834487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.834602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.834632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.834726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.834755][ T32] r4:85462500 [ 1343.835239][ T32] INFO: task kworker/0:372:6074 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.835317][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.835409][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.835453][ T32] Call trace: [ 1343.835511][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.835562][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.835586][ T32] r4:00000000 [ 1343.835605][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.835642][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.835674][ T32] dd20: ab9ad000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.835704][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.835739][ T32] dd60: 800f0113 ffffffff ** 4 printk messages dropped ** [ 1343.835909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1343.836236][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1343.849559][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.849842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1343.850244][ T32] r4:850ae000 ** 1 printk messages dropped ** [ 1343.850326][ T32] r5:850ae000 r4:829189bc [ 1343.850346][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.850384][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.850434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 [ 1343.850472][ T32] r4:00000000 [ 1343.850497][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.850536][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.850602][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.850647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462a00 [ 1343.850671][ T32] r4:00000000 [ 1343.850720][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.850783][ T32] r9:83018005 r8:850ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a5000 [ 1343.850806][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.850845][ T32] r5:00001000 r4:eca91000 [ 1343.850889][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.850969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.851036][ T32] r5:857d9b8c r4:857d9800 [ 1343.851058][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.851101][ T32] r7:dddced40 r6:83018000 r5:857d9b8c r4:85512f00 [ 1343.851122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.851166][ T32] r10:61c88647 r9:850ae000 r8:85512f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.851188][ T32] r4:85512f00 [ 1343.851257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.851318][ T32] r10:00000000 r9:85512f00 r8:8027ecf4 r7:eca6de60 r6:85512f80 r5:850ae000 [ 1343.851360][ T32] r4:00000001 [ 1343.851398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.851527][ T32] Exception stack(0xec939fb0 to 0xec939ff8) [ 1343.851561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.851589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.852304][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.852797][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1343.853107][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.853313][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.853725][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 3 printk messages dropped ** [ 1343.853873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.853895][ T32] r4:8501e100 [ 1343.853915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.853941][ T32] INFO: task kworker/0:374:6077 blocked for more than 470 seconds. [ 1343.853968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.854009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.854061][ T32] task:kworker/0:374 state:D stack:0 pid:6077 tgid:6077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.854119][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.854172][ T32] Call trace: [ 1343.854232][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.854279][ T32] r10:829189c0 r9:eca89d84 r8:00000002 r7:60000013 r6:eca89d8c r5:850abc00 [ 1343.854302][ T32] r4:850abc00 [ 1343.854322][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.854362][ T32] r5:850abc00 r4:829189bc [ 1343.854381][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.854429][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.854477][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca89e08 [ 1343.854501][ T32] r4:00000000 [ 1343.854520][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.854575][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.854616][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.854657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854628c0 [ 1343.854679][ T32] r4:00000000 [ 1343.854700][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.854747][ T32] r9:83018005 r8:850abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1a3000 [ 1343.854770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1343.854828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1343.855490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 31 printk messages dropped ** [ 1343.871816][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.871838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.871882][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.871917][ T32] r4:85004e00 [ 1343.871941][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.871986][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.872045][ T32] r4:00000001 [ 1343.872091][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1343.872308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1343.872839][ T32] r5:84ec0000 r4:829189bc ** 2 printk messages dropped ** [ 1343.872943][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 ** 9 printk messages dropped ** [ 1343.873322][ T32] r5:00001000 r4:ecaa1000 ** 4 printk messages dropped ** [ 1343.873479][ T32] r7:dddced40 r6:83018000 r5:857d9f8c r4:84505100 ** 10 printk messages dropped ** [ 1343.873803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.873851][ T32] r4:85462940 [ 1343.874386][ T32] INFO: task kworker/0:375:6079 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.874424][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.874482][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.874522][ T32] Call trace: [ 1343.874550][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.874600][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.874635][ T32] r4:00000000 [ 1343.874672][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.874713][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.874769][ T32] dd20: abd18000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.874801][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.874825][ T32] dd60: 800f0113 ffffffff [ 1343.874862][ T32] r5:800f0113 r4:80239bb0 [ 1343.874959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.875004][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1343.875067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1343.875375][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.875806][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1343.876023][ T32] INFO: task kworker/0:376:6082 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.893309][ T32] r4:84ec2400 ** 1 printk messages dropped ** [ 1343.893373][ T32] r5:84ec2400 r4:829189bc [ 1343.893394][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.893507][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.893700][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.893917][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.894291][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.894436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.895514][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.895705][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1343.896101][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1343.906801][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.907354][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1343.907625][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.907947][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.908457][ T32] r5:84ec0c00 r4:829189bc ** 1 printk messages dropped ** [ 1343.908545][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.908831][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.908919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.908957][ T32] r5:00001000 r4:ecab5000 [ 1343.908977][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.909026][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.909069][ T32] r5:857da78c r4:857da400 [ 1343.909088][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.909131][ T32] r7:dddced40 r6:83018000 r5:857da78c r4:84505300 [ 1343.909151][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.909196][ T32] r10:61c88647 r9:84ec0c00 r8:8450532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.909219][ T32] r4:84505300 [ 1343.909238][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.909281][ T32] r10:00000000 r9:84505300 r8:8027ecf4 r7:ecaade60 r6:84505380 r5:84ec0c00 [ 1343.909302][ T32] r4:00000001 [ 1343.909321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.909354][ T32] Exception stack(0xecaa5fb0 to 0xecaa5ff8) [ 1343.909378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.909406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.909432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.909461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.909482][ T32] r4:85462f40 [ 1343.909979][ T32] INFO: task kworker/0:377:6084 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.910017][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.910073][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.910114][ T32] Call trace: [ 1343.910142][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.910189][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.910221][ T32] r4:00000000 [ 1343.910240][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.910301][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.910331][ T32] dd20: ac1b2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.910379][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.910408][ T32] dd60: 800f0113 ffffffff [ 1343.910435][ T32] r5:800f0113 r4:80239bb0 [ 1343.910455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.910495][ T32] r4:82ac11e4 [ 1343.910515][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.910557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.910578][ T32] r4:e06cddc0 [ 1343.910598][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.910639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.910676][ T32] r4:00000000 [ 1343.910724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.910802][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.910829][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.910871][ T32] r5:00001000 r4:dfd83000 [ 1343.910890][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.910929][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.910967][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.911010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.911063][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.911085][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.911154][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.911179][ T32] r4:85004e00 [ 1343.911198][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.911399][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.911440][ T32] r4:00000001 [ 1343.911480][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.911519][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.911549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.911577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.911603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.911630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.911656][ T32] r4:8501e100 [ 1343.911675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.911720][ T32] INFO: task kworker/0:378:6086 blocked for more than 470 seconds. [ 1343.911755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.911779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.911799][ T32] task:kworker/0:378 state:D stack:0 pid:6086 tgid:6086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.911844][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.911937][ T32] Call trace: [ 1343.911969][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.912041][ T32] r10:829189c0 r9:eca95d84 r8:00000002 r7:60000113 r6:eca95d8c r5:84ec3000 [ 1343.912067][ T32] r4:84ec3000 [ 1343.912085][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.912150][ T32] r5:84ec3000 r4:829189bc [ 1343.912179][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.912306][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.912591][ T32] r9:83018005 r8:84ec3000 r7:00000000 r6:83018000 r5:00001000 r4:7f1b1000 ** 6 printk messages dropped ** [ 1343.912884][ T32] r7:dddced40 r6:83018000 r5:857daf8c r4:84505400 ** 8 printk messages dropped ** [ 1343.913190][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.913937][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.914251][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1343.914683][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1343.914804][ T32] r4:00000000 [ 1343.914823][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.914888][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.914913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.914954][ T32] r5:00001000 r4:dfd83000 [ 1343.914973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.915011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.915064][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.915113][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.915184][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.915218][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.915276][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.915303][ T32] r4:85004e00 [ 1343.915346][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.915404][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.915430][ T32] r4:00000001 [ 1343.915448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.915483][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.915510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.915568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.915608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.915663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.915689][ T32] r4:8501e100 [ 1343.915709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.915740][ T32] INFO: task kworker/0:379:6088 blocked for more than 470 seconds. [ 1343.915767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.915814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.915864][ T32] task:kworker/0:379 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.915910][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.915974][ T32] Call trace: [ 1343.916019][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.916067][ T32] r10:829189c0 r9:ecabdd84 r8:00000002 r7:60000113 r6:ecabdd8c r5:84ec3c00 [ 1343.916090][ T32] r4:84ec3c00 [ 1343.916110][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1343.939837][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.940284][ T32] r9:83018005 r8:84ec3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1af000 ** 8 printk messages dropped ** [ 1343.940729][ T32] r10:61c88647 r9:84ec3c00 r8:8450552c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1343.941084][ T32] r4:8510e440 ** 3 printk messages dropped ** [ 1343.941729][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.942032][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1343.942381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1343.942805][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1343.943146][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 19 printk messages dropped ** [ 1343.944561][ T32] r5:84ec4800 r4:829189bc ** 3 printk messages dropped ** [ 1343.944803][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.945040][ T32] r9:83018005 r8:84ec4800 r7:00000000 r6:83018000 r5:00001000 r4:7f1b3000 ** 8 printk messages dropped ** [ 1343.945486][ T32] r10:61c88647 r9:84ec4800 r8:8450562c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1343.945570][ T32] r10:00000000 r9:84505600 r8:8027ecf4 r7:eca95e60 r6:84505680 r5:84ec4800 [ 1343.945592][ T32] r4:00000001 [ 1343.945610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.945660][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1343.945689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.945750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.945807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.945866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.945892][ T32] r4:8510e280 [ 1343.946171][ T32] INFO: task kworker/0:380:6090 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1343.946205][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.965382][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.965456][ T32] Call trace: [ 1343.965509][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.965574][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1343.965598][ T32] r4:00000000 [ 1343.965643][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.965692][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1343.965760][ T32] dd20: ac6fe000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1343.965798][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1343.965824][ T32] dd60: 800f0113 ffffffff [ 1343.965914][ T32] r5:800f0113 r4:80239bb0 [ 1343.965965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.966013][ T32] r4:82ac11e4 [ 1343.966033][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.966102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1343.966127][ T32] r4:e06cddc0 [ 1343.966146][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.966230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1343.966314][ T32] r4:00000000 [ 1343.969296][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.969377][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.969403][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.969456][ T32] r5:00001000 r4:dfd83000 [ 1343.969507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.969567][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.969612][ T32] r5:84ff7f8c r4:84ff7c00 [ 1343.969639][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.969689][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1343.969726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.969804][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.969830][ T32] r4:85004e00 [ 1343.969850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.969896][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.969917][ T32] r4:00000001 [ 1343.969936][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.969974][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.970003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.970031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.970056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.970246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.970294][ T32] r4:8501e100 [ 1343.970319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.970366][ T32] INFO: task kworker/0:381:6092 blocked for more than 470 seconds. [ 1343.970402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.970451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.970482][ T32] task:kworker/0:381 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.970541][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.970591][ T32] Call trace: [ 1343.970621][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.970671][ T32] r10:829189c0 r9:ecad1d84 r8:00000002 r7:60000013 r6:ecad1d8c r5:84ec5400 [ 1343.970747][ T32] r4:84ec5400 [ 1343.970798][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.970892][ T32] r5:84ec5400 r4:829189bc [ 1343.970939][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.971006][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.971075][ T32] r4:00000000 [ 1343.971094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.971131][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.971168][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.971235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510edc0 [ 1343.971268][ T32] r4:00000000 [ 1343.971393][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.971522][ T32] r9:83018005 r8:84ec5400 r7:00000000 r6:83018000 r5:00001000 r4:7f1bf000 [ 1343.971573][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.971621][ T32] r5:00001000 r4:ecb0b000 [ 1343.971726][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.971780][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.971831][ T32] r5:857e4b8c r4:857e4800 [ 1343.972136][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.972202][ T32] r7:dddced40 r6:83018000 r5:857e4b8c r4:84505700 [ 1343.972225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.972271][ T32] r10:61c88647 r9:84ec5400 r8:8450572c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.972294][ T32] r4:84505700 [ 1343.972313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.972437][ T32] r10:00000000 r9:84505700 r8:8027ecf4 r7:ecac9e60 r6:84505780 r5:84ec5400 [ 1343.972505][ T32] r4:00000001 [ 1343.972565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.972605][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1343.972686][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.973601][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.975168][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1343.975254][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.975531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.975851][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.975994][ T32] r4:85004e00 [ 1343.976021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.976070][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1343.976358][ T32] r4:00000001 [ 1343.994673][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.994824][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1343.994865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.994899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.994928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.994962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.994986][ T32] r4:8501e100 [ 1343.995013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.995058][ T32] INFO: task kworker/0:382:6094 blocked for more than 470 seconds. [ 1343.995127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.995154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.995178][ T32] task:kworker/0:382 state:D stack:0 pid:6094 tgid:6094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.995236][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.995284][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.995430][ T32] r4:84ec6000 ** 1 printk messages dropped ** [ 1343.995503][ T32] r5:84ec6000 r4:829189bc [ 1343.995527][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.995717][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.996170][ T32] r9:83018005 r8:84ec6000 r7:00000000 r6:83018000 r5:00001000 r4:7f1b5000 ** 8 printk messages dropped ** [ 1344.010395][ T32] r10:61c88647 r9:84ec6000 r8:8450582c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1344.010851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.011762][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1344.012473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 10 printk messages dropped ** [ 1344.012924][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1344.013147][ T32] r4:85004e00 [ 1344.013192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.013251][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.013321][ T32] r4:00000001 [ 1344.013450][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.013489][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.013538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.013653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.013681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.013723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.013752][ T32] r4:8501e100 [ 1344.013800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.013868][ T32] INFO: task kworker/0:383:6096 blocked for more than 470 seconds. [ 1344.013930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.013985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.014009][ T32] task:kworker/0:383 state:D stack:0 pid:6096 tgid:6096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.014106][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.014149][ T32] Call trace: [ 1344.014274][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.014322][ T32] r10:829189c0 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:84ec6c00 [ 1344.014364][ T32] r4:84ec6c00 [ 1344.014412][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.014455][ T32] r5:84ec6c00 r4:829189bc [ 1344.014485][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.014698][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.015164][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.015619][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.015804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1344.024646][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1344.025014][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1344.025253][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1344.036879][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1344.037207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.037661][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.038121][ T32] r5:84ec1800 r4:829189bc ** 2 printk messages dropped ** [ 1344.038380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 ** 7 printk messages dropped ** [ 1344.038814][ T32] r9:83018005 r8:84ec1800 r7:00000000 r6:83018000 r5:00001000 r4:7f1b9000 ** 4 printk messages dropped ** [ 1344.039016][ T32] r5:857dbf8c r4:857dbc00 ** 6 printk messages dropped ** [ 1344.039245][ T32] r10:00000000 r9:84505a00 r8:8027ecf4 r7:ecad1e60 r6:84505a80 r5:84ec1800 ** 9 printk messages dropped ** [ 1344.040122][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.040591][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.040616][ T32] r4:00000000 [ 1344.040636][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.040675][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.040704][ T32] dd20: ad00b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.040740][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.040763][ T32] dd60: 800f0113 ffffffff [ 1344.040786][ T32] r5:800f0113 r4:80239bb0 [ 1344.040805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.040872][ T32] r4:82ac11e4 [ 1344.040896][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.040939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.040961][ T32] r4:e06cddc0 [ 1344.040981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.041047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.041072][ T32] r4:00000000 [ 1344.041104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.041149][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.041170][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.041221][ T32] r5:00001000 r4:dfd83000 [ 1344.041243][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.041284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.041323][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.041342][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.041407][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.041429][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.041474][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.041495][ T32] r4:85004e00 [ 1344.041540][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.041587][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.041620][ T32] r4:00000001 [ 1344.041648][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.041682][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.041737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.041774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.041859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.041917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.041952][ T32] r4:8501e100 [ 1344.041975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.042003][ T32] INFO: task kworker/0:385:6101 blocked for more than 470 seconds. [ 1344.042031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.042054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.042074][ T32] task:kworker/0:385 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.042162][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.042235][ T32] Call trace: [ 1344.042269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.042341][ T32] r10:829189c0 r9:e4875d84 r8:00000002 r7:60000113 r6:e4875d8c r5:850aa400 [ 1344.042367][ T32] r4:850aa400 [ 1344.042414][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.042458][ T32] r5:850aa400 r4:829189bc [ 1344.042478][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.042518][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.042562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4875e08 [ 1344.042609][ T32] r4:00000000 [ 1344.042660][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.042701][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.042748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.042788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510eac0 [ 1344.042817][ T32] r4:00000000 [ 1344.042837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.042951][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.043356][ T32] r4:84505b00 ** 5 printk messages dropped ** [ 1344.043536][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.044210][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.044623][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1344.045184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.045671][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1344.046009][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1344.079246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.079743][ T32] r4:84d28000 ** 1 printk messages dropped ** [ 1344.079843][ T32] r5:84d28000 r4:829189bc ** 3 printk messages dropped ** [ 1344.080027][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.080270][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.080581][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.081096][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.081323][ T32] r4:8510ebc0 ** 1 printk messages dropped ** [ 1344.081833][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.082464][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.082494][ T32] dd60: 800f0113 ffffffff [ 1344.082519][ T32] r5:800f0113 r4:80239bb0 [ 1344.082541][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.082584][ T32] r4:82ac11e4 [ 1344.082619][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.082724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.082755][ T32] r4:e06cddc0 [ 1344.082777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.082821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.082843][ T32] r4:00000000 [ 1344.082875][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.082923][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.082973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.083019][ T32] r5:00001000 r4:dfd83000 [ 1344.083040][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.083110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.083164][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.083190][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.083274][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.083323][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.083398][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.083431][ T32] r4:85004e00 [ 1344.083455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.083502][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.083535][ T32] r4:00000001 [ 1344.083584][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.083673][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.083706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.083782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.083855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.083927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.083954][ T32] r4:8501e100 [ 1344.083990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.084021][ T32] INFO: task kworker/0:387:6105 blocked for more than 470 seconds. [ 1344.084071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.084099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.084123][ T32] task:kworker/0:387 state:D stack:0 pid:6105 tgid:6105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.084171][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.084244][ T32] Call trace: [ 1344.084363][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.084421][ T32] r10:829189c0 r9:ecb09d84 r8:00000002 r7:60000013 r6:ecb09d8c r5:84d28c00 [ 1344.084447][ T32] r4:84d28c00 [ 1344.084467][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.084540][ T32] r5:84d28c00 r4:829189bc [ 1344.084562][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.084622][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.084707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 [ 1344.084735][ T32] r4:00000000 [ 1344.084755][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.084794][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.084861][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.084908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85207d00 [ 1344.084932][ T32] r4:00000000 [ 1344.084953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.084995][ T32] r9:83018005 r8:84d28c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c1000 [ 1344.085017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.085084][ T32] r5:00001000 r4:ecb11000 [ 1344.085205][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.085253][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.085323][ T32] r5:857e4f8c r4:857e4c00 [ 1344.085347][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.085402][ T32] r7:dddced40 r6:83018000 r5:857e4f8c r4:84505d00 [ 1344.085539][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.085661][ T32] r10:61c88647 r9:84d28c00 r8:84505d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.085692][ T32] r4:84505d00 [ 1344.085712][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.085757][ T32] r10:00000000 r9:84505d00 r8:8027ecf4 r7:ecad1e60 r6:84505d80 r5:84d28c00 [ 1344.085866][ T32] r4:00000001 [ 1344.085890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.085926][ T32] Exception stack(0xecb09fb0 to 0xecb09ff8) [ 1344.085960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.086167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.086285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.098480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.098560][ T32] r4:852076c0 [ 1344.099066][ T32] INFO: task kworker/0:387:6105 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.099105][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.099482][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1344.099770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 15 printk messages dropped ** [ 1344.100608][ T32] r4:85004e00 ** 7 printk messages dropped ** [ 1344.100891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.101190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.101260][ T32] task:kworker/0:388 state:D stack:0 pid:6106 tgid:6106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.101338][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.101452][ T32] Call trace: [ 1344.101488][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.101563][ T32] r10:829189c0 r9:ecb15d84 r8:00000002 r7:60000113 r6:ecb15d8c r5:84d29800 [ 1344.101591][ T32] r4:84d29800 [ 1344.101638][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.101693][ T32] r5:84d29800 r4:829189bc [ 1344.101715][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.101759][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.101804][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb15e08 [ 1344.101869][ T32] r4:00000000 [ 1344.101972][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.102027][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.102067][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.102181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543d140 [ 1344.102235][ T32] r4:00000000 [ 1344.102261][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.102333][ T32] r9:83018005 r8:84d29800 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 [ 1344.102358][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.102414][ T32] r5:00001000 r4:ecb25000 [ 1344.102450][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.102495][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.102537][ T32] r5:857e578c r4:857e5400 [ 1344.102558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.102610][ T32] r7:dddced40 r6:83018000 r5:857e578c r4:84505e00 [ 1344.102665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.102714][ T32] r10:61c88647 r9:84d29800 r8:84505e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.102737][ T32] r4:84505e00 [ 1344.102811][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.102872][ T32] r10:00000000 r9:84505e00 r8:8027ecf4 r7:ecb09e60 r6:84505e80 r5:84d29800 [ 1344.102905][ T32] r4:00000001 [ 1344.102925][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.102962][ T32] Exception stack(0xecb15fb0 to 0xecb15ff8) [ 1344.102988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.103043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.103103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.103160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.103194][ T32] r4:8510eec0 [ 1344.103449][ T32] INFO: task kworker/0:388:6106 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.103484][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.103598][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.103702][ T32] Call trace: [ 1344.103793][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.103844][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.103875][ T32] r4:00000000 [ 1344.103895][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1344.103999][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1344.104238][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1344.104498][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1344.104858][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.104880][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.104925][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.104947][ T32] r4:85004e00 [ 1344.104967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.105010][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.105032][ T32] r4:00000001 [ 1344.105052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.105087][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.105139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.105171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.105198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.105283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.105308][ T32] r4:8501e100 [ 1344.105339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.105367][ T32] INFO: task kworker/0:389:6109 blocked for more than 470 seconds. [ 1344.105409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.105461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.105490][ T32] task:kworker/0:389 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.105590][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.105629][ T32] Call trace: [ 1344.105661][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.105707][ T32] r10:829189c0 r9:ecb1dd84 r8:00000002 r7:60000013 r6:ecb1dd8c r5:84d2a400 [ 1344.105729][ T32] r4:84d2a400 [ 1344.105819][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.105865][ T32] r5:84d2a400 r4:829189bc [ 1344.105884][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.105923][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.105967][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1344.105988][ T32] r4:00000000 [ 1344.106008][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.106044][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.106079][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.106145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543d040 [ 1344.106170][ T32] r4:00000000 [ 1344.106308][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.124446][ T32] r9:83018005 r8:84d2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f1c3000 [ 1344.124525][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.124589][ T32] r5:00001000 r4:ecb1f000 [ 1344.124612][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.124653][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.124693][ T32] r5:857e538c r4:857e5000 [ 1344.124713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.124782][ T32] r7:dddced40 r6:83018000 r5:857e538c r4:84505f00 [ 1344.124807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.124867][ T32] r10:61c88647 r9:84d2a400 r8:84505f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.124900][ T32] r4:84505f00 [ 1344.124936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.125038][ T32] r10:00000000 r9:84505f00 r8:8027ecf4 r7:ecb15e60 r6:84505f80 r5:84d2a400 [ 1344.125065][ T32] r4:00000001 [ 1344.125096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.125163][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1344.125194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.125250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.125280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.125309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.125356][ T32] r4:8543d280 [ 1344.125792][ T32] INFO: task kworker/0:389:6109 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.125829][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.126000][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.126049][ T32] Call trace: [ 1344.126080][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.126131][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.126156][ T32] r4:00000000 [ 1344.126198][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.126278][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.136982][ T32] dd20: ada0c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.137083][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.137111][ T32] dd60: 800f0113 ffffffff [ 1344.137139][ T32] r5:800f0113 r4:80239bb0 [ 1344.137161][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.137227][ T32] r4:82ac11e4 [ 1344.137250][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.137296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.137319][ T32] r4:e06cddc0 [ 1344.137338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.137381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.137426][ T32] r4:00000000 [ 1344.137464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.137508][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.137530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.137573][ T32] r5:00001000 r4:dfd83000 [ 1344.137607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.137682][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.137756][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.137804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.137864][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.137913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.137964][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.138038][ T32] r4:85004e00 [ 1344.138062][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.138138][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.138164][ T32] r4:00000001 [ 1344.138184][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.138221][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.138248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.138301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.138379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.138443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.138519][ T32] r4:8501e100 [ 1344.138577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.138613][ T32] INFO: task kworker/0:390:6110 blocked for more than 470 seconds. ** 1 printk messages dropped ** [ 1344.138701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1344.138826][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.139325][ T32] r5:84d2b000 r4:829189bc [ 1344.139357][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.139402][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.139463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 [ 1344.139519][ T32] r4:00000000 [ 1344.139577][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.139624][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.139664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.139907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543d300 [ 1344.139956][ T32] r4:00000000 [ 1344.139978][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.140024][ T32] r9:83018005 r8:84d2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1344.140046][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.140099][ T32] r5:00001000 r4:ecb33000 [ 1344.140125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.140166][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.140207][ T32] r5:857e5b8c r4:857e5800 [ 1344.140227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.140272][ T32] r7:dddced40 r6:83018000 r5:857e5b8c r4:84048f80 [ 1344.140292][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.140422][ T32] r10:61c88647 r9:84d2b000 r8:84048fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.140457][ T32] r4:84048f80 [ 1344.140510][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.140594][ T32] r10:00000000 r9:84048f80 r8:8027ecf4 r7:ecb15e60 r6:8543b000 r5:84d2b000 [ 1344.140660][ T32] r4:00000001 [ 1344.140683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.140727][ T32] Exception stack(0xecb31fb0 to 0xecb31ff8) [ 1344.140755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.140814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.140844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.140874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.140927][ T32] r4:8543d100 [ 1344.141418][ T32] INFO: task kworker/0:390:6110 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.141461][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.141550][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.141606][ T32] Call trace: [ 1344.141640][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.141690][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.141739][ T32] r4:00000000 [ 1344.141771][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.141813][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.141842][ T32] dd20: ada0c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.141870][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.141910][ T32] dd60: 800f0113 ffffffff [ 1344.141935][ T32] r5:800f0113 r4:80239bb0 [ 1344.141965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.142008][ T32] r4:82ac11e4 [ 1344.142042][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.142099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.142234][ T32] r4:e06cddc0 [ 1344.142469][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.142520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.142544][ T32] r4:00000000 [ 1344.142564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.142606][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.142674][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.142723][ T32] r5:00001000 r4:dfd83000 [ 1344.142756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.142800][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.142839][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.142872][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.142918][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.142967][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.143040][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.143070][ T32] r4:85004e00 [ 1344.143090][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.143232][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.143260][ T32] r4:00000001 [ 1344.143281][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.143405][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.143435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.143469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.143496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1344.143631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1344.143775][ T32] task:kworker/0:391 state:D stack:0 pid:6113 tgid:6113 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.144201][ T32] r5:84d2d400 r4:829189bc [ 1344.144220][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.144283][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.144335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1344.144384][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.144512][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1344.144684][ T32] r9:83018005 r8:84d2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f1cb000 ** 3 printk messages dropped ** [ 1344.144855][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.145007][ T32] r5:857e5f8c r4:857e5c00 [ 1344.145037][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.145079][ T32] r7:dddced40 r6:83018000 r5:857e5f8c r4:8543b080 [ 1344.145115][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.145162][ T32] r10:61c88647 r9:84d2d400 r8:8543b0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.145185][ T32] r4:8543b080 [ 1344.145204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.145245][ T32] r10:00000000 r9:8543b080 r8:8027ecf4 r7:ecb31e60 r6:8543b100 r5:84d2d400 [ 1344.145271][ T32] r4:00000001 [ 1344.145321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.145425][ T32] Exception stack(0xecb45fb0 to 0xecb45ff8) [ 1344.145460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.145488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.145513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.145541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.145564][ T32] r4:8543d2c0 [ 1344.145843][ T32] INFO: task kworker/0:391:6113 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.145876][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.146021][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.146066][ T32] Call trace: [ 1344.146259][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.167745][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.167860][ T32] r4:00000000 [ 1344.167911][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.168030][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.168114][ T32] dd20: ade3c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.168179][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.168227][ T32] dd60: 800f0113 ffffffff [ 1344.168276][ T32] r5:800f0113 r4:80239bb0 [ 1344.168317][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.168417][ T32] r4:82ac11e4 [ 1344.168530][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.168646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.168697][ T32] r4:e06cddc0 [ 1344.168742][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.168821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.168865][ T32] r4:00000000 [ 1344.168903][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.168988][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.169059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.169137][ T32] r5:00001000 r4:dfd83000 [ 1344.169159][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.169237][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.169312][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.169354][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.169466][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.169535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.169626][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.169672][ T32] r4:85004e00 [ 1344.169715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.169798][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.169843][ T32] r4:00000001 [ 1344.169880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.169946][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.169999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.170056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.170114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.170174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.170223][ T32] r4:8501e100 [ 1344.170298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.170359][ T32] INFO: task kworker/0:392:6115 blocked for more than 470 seconds. [ 1344.170422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.170479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.170521][ T32] task:kworker/0:392 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.170657][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.170753][ T32] Call trace: [ 1344.170816][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.170904][ T32] r10:829189c0 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:84d2c800 [ 1344.170945][ T32] r4:84d2c800 [ 1344.170965][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.171022][ T32] r5:84d2c800 r4:829189bc [ 1344.171061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.171118][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.171174][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 [ 1344.171196][ T32] r4:00000000 [ 1344.171215][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.171279][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.171319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.171371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543d780 [ 1344.171397][ T32] r4:00000000 [ 1344.171418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.171464][ T32] r9:83018005 r8:84d2c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1344.171488][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.171538][ T32] r5:00001000 r4:dfb11000 [ 1344.171571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.171669][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.171712][ T32] r5:857e638c r4:857e6000 [ 1344.171749][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.171801][ T32] r7:dddced40 r6:83018000 r5:857e638c r4:8543b180 [ 1344.171821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.171881][ T32] r10:61c88647 r9:84d2c800 r8:8543b1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.171932][ T32] r4:8543b180 [ 1344.171955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.172078][ T32] r10:00000000 r9:8543b180 r8:8027ecf4 r7:ecb45e60 r6:8543b200 r5:84d2c800 [ 1344.172104][ T32] r4:00000001 [ 1344.172122][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.172156][ T32] Exception stack(0xec871fb0 to 0xec871ff8) [ 1344.172181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.172228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.172283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.172353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.172377][ T32] r4:8543d4c0 [ 1344.172944][ T32] INFO: task kworker/0:392:6115 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.172986][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.173080][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.173130][ T32] Call trace: [ 1344.173161][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.173210][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.173233][ T32] r4:00000000 [ 1344.173269][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.173311][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.173340][ T32] dd20: ade3c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.173394][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.173421][ T32] dd60: 800f0113 ffffffff [ 1344.173450][ T32] r5:800f0113 r4:80239bb0 [ 1344.173472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.173513][ T32] r4:82ac11e4 [ 1344.173533][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.173608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.173663][ T32] r4:e06cddc0 [ 1344.173708][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.173793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.173846][ T32] r4:00000000 [ 1344.173957][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.174047][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.174072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.174113][ T32] r5:00001000 r4:dfd83000 [ 1344.174133][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.174198][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.174296][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.174354][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.174598][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.174664][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.174753][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.174797][ T32] r4:85004e00 [ 1344.174836][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.174939][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.175020][ T32] r4:00000001 [ 1344.175067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.175140][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.175198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.175255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.175333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.175412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.175498][ T32] r4:8501e100 [ 1344.175546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.175599][ T32] INFO: task kworker/0:393:6117 blocked for more than 470 seconds. [ 1344.175656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.175705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.175825][ T32] task:kworker/0:393 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.175941][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.176049][ T32] Call trace: [ 1344.176163][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.203019][ T32] r10:829189c0 r9:ec875d84 r8:00000002 r7:60000113 r6:ec875d8c r5:84d2ec00 [ 1344.203228][ T32] r4:84d2ec00 [ 1344.203284][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.203413][ T32] r5:84d2ec00 r4:829189bc [ 1344.203552][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.203648][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.203749][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 [ 1344.203815][ T32] r4:00000000 [ 1344.203863][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.203947][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.204047][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.204142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543da80 [ 1344.204192][ T32] r4:00000000 [ 1344.204253][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.204360][ T32] r9:83018005 r8:84d2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1344.204411][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.204539][ T32] r5:00001000 r4:eb307000 [ 1344.204588][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.204695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.204798][ T32] r5:857e678c r4:857e6400 [ 1344.204842][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.204930][ T32] r7:dddced40 r6:83018000 r5:857e678c r4:8543b280 [ 1344.204990][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.205091][ T32] r10:61c88647 r9:84d2ec00 r8:8543b2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.205180][ T32] r4:8543b280 [ 1344.205227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.205314][ T32] r10:00000000 r9:8543b280 r8:8027ecf4 r7:ec871e60 r6:8543b300 r5:84d2ec00 [ 1344.205357][ T32] r4:00000001 [ 1344.205397][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.205476][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1344.205537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.205611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.205673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.205771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.205825][ T32] r4:8543d7c0 [ 1344.220129][ T32] INFO: task kworker/0:393:6117 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.220452][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.220672][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.220755][ T32] Call trace: [ 1344.220789][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.220848][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.220872][ T32] r4:00000000 [ 1344.220912][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.220958][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.220989][ T32] dd20: ae352000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.221017][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.221041][ T32] dd60: 800f0113 ffffffff [ 1344.221079][ T32] r5:800f0113 r4:80239bb0 [ 1344.221108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.221151][ T32] r4:82ac11e4 [ 1344.221202][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.221253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.221275][ T32] r4:e06cddc0 [ 1344.221319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.221374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.221426][ T32] r4:00000000 [ 1344.221457][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.221588][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.221613][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.221703][ T32] r5:00001000 r4:dfd83000 [ 1344.221727][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.221794][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.221837][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.221925][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.221982][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.222006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.222051][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.222161][ T32] r4:85004e00 [ 1344.222183][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.222229][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.222255][ T32] r4:00000001 [ 1344.222275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.222309][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.222334][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.222361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.222413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.222561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.222587][ T32] r4:8501e100 [ 1344.222613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.222655][ T32] INFO: task kworker/0:394:6119 blocked for more than 470 seconds. [ 1344.222772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.222802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.222881][ T32] task:kworker/0:394 state:D stack:0 pid:6119 tgid:6119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.222986][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.223027][ T32] Call trace: [ 1344.223056][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.223102][ T32] r10:829189c0 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:85758000 [ 1344.223131][ T32] r4:85758000 [ 1344.223150][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.223270][ T32] r5:85758000 r4:829189bc [ 1344.223295][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.223414][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.223471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1344.223495][ T32] r4:00000000 [ 1344.223514][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.223551][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.223587][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.223627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543dc80 [ 1344.223649][ T32] r4:00000000 [ 1344.223667][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.223892][ T32] r9:83018005 r8:85758000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1344.223919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.223960][ T32] r5:00001000 r4:eb5d1000 [ 1344.223979][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.224017][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.224055][ T32] r5:857e6b8c r4:857e6800 [ 1344.224075][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.224115][ T32] r7:dddced40 r6:83018000 r5:857e6b8c r4:8543b380 [ 1344.224135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.224179][ T32] r10:61c88647 r9:85758000 r8:8543b3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.224201][ T32] r4:8543b380 [ 1344.224218][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.224335][ T32] r10:00000000 r9:8543b380 r8:8027ecf4 r7:ec875e60 r6:8543b400 r5:85758000 [ 1344.224362][ T32] r4:00000001 [ 1344.224396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.224434][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) [ 1344.224465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.224534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.224590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.224646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.224671][ T32] r4:8543db00 [ 1344.225155][ T32] INFO: task kworker/0:394:6119 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.225197][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.225289][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.225521][ T32] Call trace: [ 1344.225617][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.225667][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.225723][ T32] r4:00000000 [ 1344.225749][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.225789][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.225833][ T32] dd20: ae352000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.225937][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.225973][ T32] dd60: 800f0113 ffffffff [ 1344.226001][ T32] r5:800f0113 r4:80239bb0 [ 1344.226023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.226064][ T32] r4:82ac11e4 [ 1344.226084][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.226127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.226179][ T32] r4:e06cddc0 [ 1344.226203][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.226365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.245936][ T32] r4:00000000 [ 1344.245984][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.246059][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.246123][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.246815][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1344.247021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1344.247340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1344.248001][ T32] r5:85759800 r4:829189bc [ 1344.248076][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.248333][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.248718][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.248902][ T32] r4:8543b480 [ 1344.248919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.248962][ T32] r10:00000000 r9:8543b480 r8:8027ecf4 r7:ec8c9e60 r6:8543b500 r5:85759800 [ 1344.248995][ T32] r4:00000001 [ 1344.249036][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.249073][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1344.249100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.249201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.249229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.249257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.249280][ T32] r4:8543d4c0 [ 1344.249766][ T32] INFO: task kworker/0:395:6121 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.249864][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.250008][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.250052][ T32] Call trace: [ 1344.250080][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.250139][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.250162][ T32] r4:00000000 [ 1344.250195][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.250334][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.250377][ T32] dd20: ae56f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.250414][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.250441][ T32] dd60: 800f0113 ffffffff [ 1344.250475][ T32] r5:800f0113 r4:80239bb0 [ 1344.250496][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.250571][ T32] r4:82ac11e4 [ 1344.250595][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.250637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.250674][ T32] r4:e06cddc0 [ 1344.250696][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.250738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.250759][ T32] r4:00000000 [ 1344.250778][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.250819][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.250841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.250880][ T32] r5:00001000 r4:dfd83000 [ 1344.250925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.250969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.251009][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.251028][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.251070][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.251090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.251159][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.251184][ T32] r4:85004e00 [ 1344.251204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.251250][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.251272][ T32] r4:00000001 [ 1344.251290][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.251376][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.251412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.251440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.251500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.251621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.251646][ T32] r4:8501e100 [ 1344.251792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.251822][ T32] INFO: task kworker/0:396:6123 blocked for more than 470 seconds. [ 1344.251852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.251875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.252049][ T32] task:kworker/0:396 state:D stack:0 pid:6123 tgid:6123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.252190][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.252231][ T32] Call trace: [ 1344.252261][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.252306][ T32] r10:829189c0 r9:ec919d84 r8:00000002 r7:60000013 r6:ec919d8c r5:85758c00 [ 1344.252344][ T32] r4:85758c00 [ 1344.252456][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.252530][ T32] r5:85758c00 r4:829189bc [ 1344.252549][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.252686][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.252745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1344.252776][ T32] r4:00000000 [ 1344.252796][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.252833][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.252869][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.252915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854450c0 [ 1344.252994][ T32] r4:00000000 [ 1344.253019][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.253137][ T32] r9:83018005 r8:85758c00 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [ 1344.253161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.253245][ T32] r5:00001000 r4:ebbb9000 [ 1344.253342][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.253467][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.253510][ T32] r5:857e738c r4:857e7000 [ 1344.253530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.253571][ T32] r7:dddced40 r6:83018000 r5:857e738c r4:8543b580 [ 1344.253596][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.253674][ T32] r10:61c88647 r9:85758c00 r8:8543b5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.253707][ T32] r4:8543b580 [ 1344.253739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.253820][ T32] r10:00000000 r9:8543b580 r8:8027ecf4 r7:ec8cde60 r6:8543b600 r5:85758c00 [ 1344.253879][ T32] r4:00000001 [ 1344.253927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.253990][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1344.254020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.254049][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.254076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.254104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.254125][ T32] r4:8543dbc0 [ 1344.254400][ T32] INFO: task kworker/0:396:6123 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.254452][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.254537][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.254582][ T32] Call trace: [ 1344.254640][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.254688][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.254711][ T32] r4:00000000 [ 1344.254729][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.254765][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.254794][ T32] dd20: ae56f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.254821][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.254845][ T32] dd60: 800f0113 ffffffff [ 1344.254868][ T32] r5:800f0113 r4:80239bb0 [ 1344.254886][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.254925][ T32] r4:82ac11e4 [ 1344.254945][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.254986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.255007][ T32] r4:e06cddc0 [ 1344.255027][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.255067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.255088][ T32] r4:00000000 [ 1344.255105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.255145][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.255165][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.255205][ T32] r5:00001000 r4:dfd83000 [ 1344.255224][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.255262][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.255300][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.255319][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.255360][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.255407][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.255495][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.255520][ T32] r4:85004e00 [ 1344.255567][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.255614][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.255637][ T32] r4:00000001 [ 1344.255655][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.255689][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.255713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.255740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.255793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.255851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.255877][ T32] r4:8501e100 [ 1344.255896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.255922][ T32] INFO: task kworker/0:397:6124 blocked for more than 470 seconds. [ 1344.255947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.256020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.256044][ T32] task:kworker/0:397 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.256198][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.256241][ T32] Call trace: [ 1344.256288][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.289855][ T32] r10:829189c0 r9:ec93dd84 r8:00000002 r7:60000013 r6:ec93dd8c r5:8575b000 [ 1344.290011][ T32] r4:8575b000 [ 1344.290067][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.290197][ T32] r5:8575b000 r4:829189bc [ 1344.290223][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.290316][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.290409][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 [ 1344.290436][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.290556][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.290611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.290655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445280 [ 1344.290680][ T32] r4:00000000 [ 1344.290782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.290834][ T32] r9:83018005 r8:8575b000 r7:00000000 r6:83018000 r5:00001000 r4:7f125000 [ 1344.290856][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.290929][ T32] r5:00001000 r4:ebc8b000 [ 1344.291004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.291061][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.291106][ T32] r5:857e778c r4:857e7400 [ 1344.291377][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.291455][ T32] r7:dddced40 r6:83018000 r5:857e778c r4:8543b680 [ 1344.291490][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.291538][ T32] r10:61c88647 r9:8575b000 r8:8543b6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.291562][ T32] r4:8543b680 [ 1344.291582][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.291627][ T32] r10:00000000 r9:8543b680 r8:8027ecf4 r7:ec919e60 r6:8543b700 r5:8575b000 [ 1344.291649][ T32] r4:00000001 [ 1344.291667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.291707][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 1344.291764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.291801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.291858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.291891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.291944][ T32] r4:8543dbc0 [ 1344.292435][ T32] INFO: task kworker/0:397:6124 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.292706][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.292832][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.292913][ T32] Call trace: [ 1344.293044][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.293099][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.293156][ T32] r4:00000000 [ 1344.293600][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.293646][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.293678][ T32] dd20: aede0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.293710][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.293734][ T32] dd60: 800f0113 ffffffff [ 1344.293762][ T32] r5:800f0113 r4:80239bb0 [ 1344.293782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.293825][ T32] r4:82ac11e4 [ 1344.293846][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.293889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.293911][ T32] r4:e06cddc0 [ 1344.293931][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.293975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.293996][ T32] r4:00000000 [ 1344.294014][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.294057][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.294092][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.294137][ T32] r5:00001000 r4:dfd83000 [ 1344.294164][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.294205][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.294244][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.294269][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.294317][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.294340][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.294412][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.294440][ T32] r4:85004e00 [ 1344.294464][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.294510][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.294535][ T32] r4:00000001 [ 1344.294570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.294609][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.294635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.294662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.294717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.295201][ T32] r5:8575c800 r4:829189bc [ 1344.295236][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.295378][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 ** 7 printk messages dropped ** [ 1344.296002][ T32] r9:83018005 r8:8575c800 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 ** 8 printk messages dropped ** [ 1344.309885][ T32] r10:61c88647 r9:8575c800 r8:8543b7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1344.310239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1344.311253][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1344.311642][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1344.311749][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.312140][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1344.312673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.312717][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.312739][ T32] r4:00000001 [ 1344.312758][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.312803][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.312858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.312889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.312916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.312943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.312965][ T32] r4:8501e100 [ 1344.313002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.313034][ T32] INFO: task kworker/0:399:6130 blocked for more than 470 seconds. [ 1344.313067][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.313091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.313112][ T32] task:kworker/0:399 state:D stack:0 pid:6130 tgid:6130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.313157][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.313196][ T32] Call trace: [ 1344.313225][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.313268][ T32] r10:829189c0 r9:ec955d84 r8:00000002 r7:60000013 r6:ec955d8c r5:8575d400 [ 1344.313290][ T32] r4:8575d400 [ 1344.313336][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.313620][ T32] r5:8575d400 r4:829189bc [ 1344.313644][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.313687][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.313732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1344.313753][ T32] r4:00000000 [ 1344.313771][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.314322][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.314366][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.314407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445b00 [ 1344.314545][ T32] r4:00000000 [ 1344.314573][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.314614][ T32] r9:83018005 r8:8575d400 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [ 1344.314636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.315263][ T32] r5:00001000 r4:ec749000 [ 1344.315288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.315328][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.315400][ T32] r5:857ec78c r4:857ec400 [ 1344.315422][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.315473][ T32] r7:dddced40 r6:83018000 r5:857ec78c r4:8543b880 [ 1344.315493][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.315579][ T32] r10:61c88647 r9:8575d400 r8:8543b8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.315630][ T32] r4:8543b880 [ 1344.315652][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.315719][ T32] r10:00000000 r9:8543b880 r8:8027ecf4 r7:ec979e60 r6:8543b900 r5:8575d400 [ 1344.315757][ T32] r4:00000001 [ 1344.315779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.315902][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1344.315989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.316048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.316381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.334720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.334856][ T32] r4:85445440 [ 1344.335392][ T32] INFO: task kworker/0:399:6130 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.335522][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.335745][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.335835][ T32] Call trace: [ 1344.335909][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.335969][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.335993][ T32] r4:00000000 [ 1344.336014][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.336053][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.336084][ T32] dd20: aef36000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.336172][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.336199][ T32] dd60: 800f0113 ffffffff [ 1344.336281][ T32] r5:800f0113 r4:80239bb0 [ 1344.352271][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.352370][ T32] r4:82ac11e4 [ 1344.352394][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.352439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.352470][ T32] r4:e06cddc0 [ 1344.352543][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.352591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.352630][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.352715][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1344.352901][ T32] r5:84ff7f8c r4:84ff7c00 ** 3 printk messages dropped ** [ 1344.353049][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1344.353569][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1344.354034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.354551][ T32] INFO: task kworker/0:400:6133 blocked for more than 470 seconds. ** 2 printk messages dropped ** [ 1344.354789][ T32] task:kworker/0:400 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.355465][ T32] r5:8575bc00 r4:829189bc [ 1344.355486][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.355579][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.355788][ T32] r4:00000000 [ 1344.355840][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.355883][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.356365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.361312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445740 [ 1344.361359][ T32] r4:00000000 [ 1344.361383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.361470][ T32] r9:83018005 r8:8575bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 [ 1344.361496][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.361541][ T32] r5:00001000 r4:ec72d000 [ 1344.361561][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.361601][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.361639][ T32] r5:857e7f8c r4:857e7c00 [ 1344.361678][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.361725][ T32] r7:dddced40 r6:83018000 r5:857e7f8c r4:8543b980 [ 1344.361748][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.361991][ T32] r10:61c88647 r9:8575bc00 r8:8543b9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.362019][ T32] r4:8543b980 [ 1344.362040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.362085][ T32] r10:00000000 r9:8543b980 r8:8027ecf4 r7:ec955e60 r6:8543ba00 r5:8575bc00 [ 1344.362107][ T32] r4:00000001 [ 1344.362125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.362160][ T32] Exception stack(0xecb51fb0 to 0xecb51ff8) [ 1344.362188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.362215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.362242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.362270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.362293][ T32] r4:85445600 [ 1344.362774][ T32] INFO: task kworker/0:400:6133 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.362811][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.362918][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.363276][ T32] Call trace: [ 1344.363336][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.363393][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.363418][ T32] r4:00000000 [ 1344.363437][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.363520][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.363580][ T32] dd20: af2f2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.363611][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.363635][ T32] dd60: 800f0113 ffffffff [ 1344.363659][ T32] r5:800f0113 r4:80239bb0 [ 1344.363679][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.363746][ T32] r4:82ac11e4 [ 1344.363773][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.363866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.363898][ T32] r4:e06cddc0 [ 1344.364186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.364238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.364262][ T32] r4:00000000 [ 1344.364281][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.364353][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.364379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.364471][ T32] r5:00001000 r4:dfd83000 [ 1344.364524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.364592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.364677][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.364708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.364765][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.364788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.364847][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.364871][ T32] r4:85004e00 [ 1344.364891][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.364964][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.364990][ T32] r4:00000001 [ 1344.365009][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.365044][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.365069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.365098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.365123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.365151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.365172][ T32] r4:8501e100 [ 1344.365193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.365221][ T32] INFO: task kworker/0:401:6135 blocked for more than 470 seconds. [ 1344.365254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.365338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.365363][ T32] task:kworker/0:401 state:D stack:0 pid:6135 tgid:6135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.365450][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.365518][ T32] Call trace: [ 1344.365550][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.365608][ T32] r10:829189c0 r9:ecb55d84 r8:00000002 r7:60000113 r6:ecb55d8c r5:8575ec00 [ 1344.365634][ T32] r4:8575ec00 [ 1344.365664][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.365708][ T32] r5:8575ec00 r4:829189bc [ 1344.365727][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.365779][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.365827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1344.365850][ T32] r4:00000000 [ 1344.365869][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.365934][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.365974][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.366015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445900 [ 1344.366075][ T32] r4:00000000 [ 1344.366097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.366139][ T32] r9:83018005 r8:8575ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1344.366180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.366274][ T32] r5:00001000 r4:ec739000 [ 1344.387031][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.387138][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.387189][ T32] r5:857ec38c r4:857ec000 [ 1344.387211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.387257][ T32] r7:dddced40 r6:83018000 r5:857ec38c r4:8543ba80 [ 1344.387279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.387327][ T32] r10:61c88647 r9:8575ec00 r8:8543baac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.387363][ T32] r4:8543ba80 [ 1344.387387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.387435][ T32] r10:00000000 r9:8543ba80 r8:8027ecf4 r7:ec955e60 r6:8543bb00 r5:8575ec00 [ 1344.387467][ T32] r4:00000001 [ 1344.387488][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.387536][ T32] Exception stack(0xecb55fb0 to 0xecb55ff8) [ 1344.387583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.387615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.387672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.387705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.387860][ T32] r4:854458c0 [ 1344.388337][ T32] INFO: task kworker/0:401:6135 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.388386][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.388545][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.388630][ T32] Call trace: [ 1344.388666][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.388717][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.388739][ T32] r4:00000000 [ 1344.388789][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.388833][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.388862][ T32] dd20: af87b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.388892][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.388916][ T32] dd60: 800f0113 ffffffff [ 1344.388939][ T32] r5:800f0113 r4:80239bb0 [ 1344.388958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.389001][ T32] r4:82ac11e4 [ 1344.389021][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.389062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.389084][ T32] r4:e06cddc0 [ 1344.389127][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.389194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.389244][ T32] r4:00000000 [ 1344.389267][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.389310][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.389346][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.389498][ T32] r5:00001000 r4:dfd83000 [ 1344.389523][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.389563][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.389616][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.389665][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.389712][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.389735][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.389780][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.389867][ T32] r4:85004e00 [ 1344.389891][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.389937][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.389959][ T32] r4:00000001 [ 1344.389978][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.390069][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.390105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.390134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.390160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.390199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.390252][ T32] r4:8501e100 [ 1344.390297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.390327][ T32] INFO: task kworker/0:402:6137 blocked for more than 470 seconds. [ 1344.390360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.390385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.390406][ T32] task:kworker/0:402 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.390457][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.390526][ T32] Call trace: [ 1344.390564][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.390609][ T32] r10:829189c0 r9:ecb59d84 r8:00000002 r7:60000013 r6:ecb59d8c r5:84d2bc00 [ 1344.390712][ T32] r4:84d2bc00 [ 1344.390818][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.390868][ T32] r5:84d2bc00 r4:829189bc [ 1344.390890][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.390930][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.390976][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 [ 1344.390998][ T32] r4:00000000 [ 1344.391016][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.391053][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.391428][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.391477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445d00 [ 1344.391501][ T32] r4:00000000 [ 1344.391520][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.391561][ T32] r9:83018005 r8:84d2bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f131000 [ 1344.391582][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.391619][ T32] r5:00001000 r4:ec755000 [ 1344.391638][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.391676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.391744][ T32] r5:857ecb8c r4:857ec800 [ 1344.391766][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.391808][ T32] r7:dddced40 r6:83018000 r5:857ecb8c r4:8543bb80 [ 1344.391832][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.391904][ T32] r10:61c88647 r9:84d2bc00 r8:8543bbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.392181][ T32] r4:8543bb80 [ 1344.392220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.392268][ T32] r10:00000000 r9:8543bb80 r8:8027ecf4 r7:ec955e60 r6:8543bc00 r5:84d2bc00 [ 1344.392291][ T32] r4:00000001 [ 1344.392309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.392343][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1344.392368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.392515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.392548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.392600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.392625][ T32] r4:85445ac0 [ 1344.392906][ T32] INFO: task kworker/0:402:6137 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.392965][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.393638][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.393681][ T32] Call trace: [ 1344.393736][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.393798][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.393876][ T32] r4:00000000 [ 1344.393987][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.394041][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.394070][ T32] dd20: af87b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.394098][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.394123][ T32] dd60: 800f0113 ffffffff [ 1344.394146][ T32] r5:800f0113 r4:80239bb0 [ 1344.394310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.394356][ T32] r4:82ac11e4 [ 1344.394376][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.394417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.394438][ T32] r4:e06cddc0 [ 1344.394475][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.394584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.394661][ T32] r4:00000000 [ 1344.394772][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.394900][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.394963][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.395050][ T32] r5:00001000 r4:dfd83000 [ 1344.395096][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.395215][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.395315][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.395364][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.395434][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.395504][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.395694][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.395730][ T32] r4:85004e00 [ 1344.395757][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.395841][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.395892][ T32] r4:00000001 [ 1344.396042][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.396085][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.396112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.396277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.416971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.417037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.417093][ T32] r4:8501e100 [ 1344.417143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.417200][ T32] INFO: task kworker/0:403:6139 blocked for more than 470 seconds. [ 1344.417288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.417348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.417396][ T32] task:kworker/0:403 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.417488][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.417550][ T32] Call trace: [ 1344.417606][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.417664][ T32] r10:829189c0 r9:ecb5dd84 r8:00000002 r7:60000013 r6:ecb5dd8c r5:8575e000 [ 1344.417705][ T32] r4:8575e000 [ 1344.417750][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.417833][ T32] r5:8575e000 r4:829189bc [ 1344.417868][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.417909][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.417980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 [ 1344.418005][ T32] r4:00000000 [ 1344.418026][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.418064][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.418104][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.418178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501040 [ 1344.418229][ T32] r4:00000000 [ 1344.418271][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.418358][ T32] r9:83018005 r8:8575e000 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1344.418405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.418517][ T32] r5:00001000 r4:ec78f000 [ 1344.418578][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.418623][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.418662][ T32] r5:857ed38c r4:857ed000 [ 1344.418729][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.418823][ T32] r7:dddced40 r6:83018000 r5:857ed38c r4:8543bc80 [ 1344.418873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.418961][ T32] r10:61c88647 r9:8575e000 r8:8543bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.419033][ T32] r4:8543bc80 [ 1344.419119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.419212][ T32] r10:00000000 r9:8543bc80 r8:8027ecf4 r7:ecb59e60 r6:8543bd00 r5:8575e000 [ 1344.419298][ T32] r4:00000001 [ 1344.419343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.419417][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) [ 1344.419482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.419539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.419588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.419668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.419720][ T32] r4:85445cc0 [ 1344.420505][ T32] INFO: task kworker/0:403:6139 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.420598][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.420700][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.420804][ T32] Call trace: [ 1344.420838][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.420953][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.421000][ T32] r4:00000000 [ 1344.421022][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.421074][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.421105][ T32] dd20: afc07000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.421137][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.421203][ T32] dd60: 800f0113 ffffffff [ 1344.421231][ T32] r5:800f0113 r4:80239bb0 [ 1344.421262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.421308][ T32] r4:82ac11e4 [ 1344.421329][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.421384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.421428][ T32] r4:e06cddc0 [ 1344.421497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.421546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.421602][ T32] r4:00000000 [ 1344.421626][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.421668][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.421691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.421736][ T32] r5:00001000 r4:dfd83000 [ 1344.421783][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.421935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.421977][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.421996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.422075][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.422120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.422186][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.422208][ T32] r4:85004e00 [ 1344.422230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.422275][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.422298][ T32] r4:00000001 [ 1344.422317][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.422360][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.422418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.422488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.422521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.422551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.422574][ T32] r4:8501e100 [ 1344.422631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.422663][ T32] INFO: task kworker/0:404:6142 blocked for more than 470 seconds. [ 1344.422692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.422722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.422744][ T32] task:kworker/0:404 state:D stack:0 pid:6142 tgid:6142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.422790][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.422832][ T32] Call trace: [ 1344.422875][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.422934][ T32] r10:829189c0 r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:85191800 [ 1344.422989][ T32] r4:85191800 [ 1344.423010][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.423050][ T32] r5:85191800 r4:829189bc [ 1344.423074][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.423115][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.423179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1344.423260][ T32] r4:00000000 [ 1344.423316][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.423358][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.423421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.423473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ddc0 [ 1344.423547][ T32] r4:00000000 [ 1344.423571][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.423614][ T32] r9:83018005 r8:85191800 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1344.423655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.423702][ T32] r5:00001000 r4:ec773000 [ 1344.423727][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.423777][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.423858][ T32] r5:857ecf8c r4:857ecc00 [ 1344.423910][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.423958][ T32] r7:dddced40 r6:83018000 r5:857ecf8c r4:8543bd80 [ 1344.423994][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.424042][ T32] r10:61c88647 r9:85191800 r8:8543bdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.424064][ T32] r4:8543bd80 [ 1344.424083][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.424155][ T32] r10:00000000 r9:8543bd80 r8:8027ecf4 r7:ecb5de60 r6:8543be00 r5:85191800 [ 1344.424206][ T32] r4:00000001 [ 1344.424229][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.424264][ T32] Exception stack(0xecb65fb0 to 0xecb65ff8) [ 1344.424291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.424324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.424352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.424415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.424458][ T32] r4:85445500 [ 1344.424862][ T32] INFO: task kworker/0:404:6142 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.424909][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.424973][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.425017][ T32] Call trace: [ 1344.425046][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.425095][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.425139][ T32] r4:00000000 [ 1344.425177][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.425217][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.425327][ T32] dd20: afc07000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.425387][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.425413][ T32] dd60: 800f0113 ffffffff [ 1344.425436][ T32] r5:800f0113 r4:80239bb0 [ 1344.425466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.425507][ T32] r4:82ac11e4 [ 1344.425527][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.425568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.425590][ T32] r4:e06cddc0 [ 1344.425609][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.425649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.425700][ T32] r4:00000000 [ 1344.425722][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.425791][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.425816][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.425905][ T32] r5:00001000 r4:dfd83000 [ 1344.425954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.426033][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.426122][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.426165][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.448707][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.448833][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.448912][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.448963][ T32] r4:85004e00 [ 1344.449000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.449063][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.449088][ T32] r4:00000001 [ 1344.449118][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.449158][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.449198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.449228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.449257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.449286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.449334][ T32] r4:8501e100 [ 1344.449387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.449448][ T32] INFO: task kworker/0:405:6144 blocked for more than 470 seconds. [ 1344.449490][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.449525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.449550][ T32] task:kworker/0:405 state:D stack:0 pid:6144 tgid:6144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.449642][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.449751][ T32] Call trace: [ 1344.449804][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.449867][ T32] r10:829189c0 r9:ecb61d84 r8:00000002 r7:60000013 r6:ecb61d8c r5:85190000 [ 1344.449920][ T32] r4:85190000 [ 1344.449947][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.449988][ T32] r5:85190000 r4:829189bc [ 1344.450035][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.450079][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.450126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1344.450149][ T32] r4:00000000 [ 1344.450200][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.450241][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.450303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.450346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501500 [ 1344.450369][ T32] r4:00000000 [ 1344.450397][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.450440][ T32] r9:83018005 r8:85190000 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1344.450491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.450536][ T32] r5:00001000 r4:ec879000 [ 1344.450556][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.450621][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.450677][ T32] r5:857edf8c r4:857edc00 [ 1344.450700][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.450747][ T32] r7:dddced40 r6:83018000 r5:857edf8c r4:8543be80 [ 1344.450768][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.450811][ T32] r10:61c88647 r9:85190000 r8:8543beac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.450834][ T32] r4:8543be80 [ 1344.450852][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.450912][ T32] r10:00000000 r9:8543be80 r8:8027ecf4 r7:ecb5de60 r6:8543bf00 r5:85190000 [ 1344.450963][ T32] r4:00000001 [ 1344.450984][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.451021][ T32] Exception stack(0xecb61fb0 to 0xecb61ff8) [ 1344.451047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.451130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.451159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.451187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.451236][ T32] r4:84501000 [ 1344.451732][ T32] INFO: task kworker/0:405:6144 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.451770][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.451908][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.451949][ T32] Call trace: [ 1344.452005][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.452085][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.452139][ T32] r4:00000000 [ 1344.452189][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.452254][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.452297][ T32] dd20: afd2c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.452325][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.452348][ T32] dd60: 800f0113 ffffffff [ 1344.452372][ T32] r5:800f0113 r4:80239bb0 [ 1344.452391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.452433][ T32] r4:82ac11e4 [ 1344.452454][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.452543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.452569][ T32] r4:e06cddc0 [ 1344.452643][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.452690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.452717][ T32] r4:00000000 [ 1344.452762][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.452807][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.452846][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.452891][ T32] r5:00001000 r4:dfd83000 [ 1344.452922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.452997][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.453051][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.453159][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.453238][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.453261][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.453308][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.453330][ T32] r4:85004e00 [ 1344.453349][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.453393][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.453442][ T32] r4:00000001 [ 1344.453472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.453536][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.453593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.453678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.453733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.453793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.453885][ T32] r4:8501e100 [ 1344.453977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.454009][ T32] INFO: task kworker/0:406:6145 blocked for more than 470 seconds. [ 1344.454037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.454085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.454134][ T32] task:kworker/0:406 state:D stack:0 pid:6145 tgid:6145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.454236][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.454338][ T32] Call trace: [ 1344.454410][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.454484][ T32] r10:829189c0 r9:ecb69d84 r8:00000002 r7:60000113 r6:ecb69d8c r5:85192400 [ 1344.454509][ T32] r4:85192400 [ 1344.454527][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.454567][ T32] r5:85192400 r4:829189bc [ 1344.454587][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.454653][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.454702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 [ 1344.454730][ T32] r4:00000000 [ 1344.454750][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.454788][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.454851][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.454896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501100 [ 1344.454944][ T32] r4:00000000 [ 1344.454966][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.455007][ T32] r9:83018005 r8:85192400 r7:00000000 r6:83018000 r5:00001000 r4:7f13d000 [ 1344.455058][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.455127][ T32] r5:00001000 r4:ec7a9000 [ 1344.455150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.455190][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.455240][ T32] r5:857ed78c r4:857ed400 [ 1344.455339][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.455385][ T32] r7:dddced40 r6:83018000 r5:857ed78c r4:8543bf80 [ 1344.455416][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.455486][ T32] r10:61c88647 r9:85192400 r8:8543bfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.455512][ T32] r4:8543bf80 [ 1344.455546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.455592][ T32] r10:00000000 r9:8543bf80 r8:8027ecf4 r7:ecb61e60 r6:85447000 r5:85192400 [ 1344.455614][ T32] r4:00000001 [ 1344.455661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.455699][ T32] Exception stack(0xecb69fb0 to 0xecb69ff8) [ 1344.455732][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.455766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.455793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.455833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.455857][ T32] r4:84501000 [ 1344.456156][ T32] INFO: task kworker/0:406:6145 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.456283][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.473496][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.473574][ T32] Call trace: [ 1344.473636][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.473722][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.473753][ T32] r4:00000000 [ 1344.473774][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.473853][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.473933][ T32] dd20: affba000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.474006][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.474034][ T32] dd60: 800f0113 ffffffff [ 1344.474070][ T32] r5:800f0113 r4:80239bb0 [ 1344.474101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.474148][ T32] r4:82ac11e4 [ 1344.474169][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.474289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.474315][ T32] r4:e06cddc0 [ 1344.474336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.474432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.474466][ T32] r4:00000000 [ 1344.474512][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.474561][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.474583][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.474623][ T32] r5:00001000 r4:dfd83000 [ 1344.474644][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.474683][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.474755][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.474779][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.474825][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.474846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.474919][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.474944][ T32] r4:85004e00 [ 1344.474964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.475009][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.475031][ T32] r4:00000001 [ 1344.475050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.475085][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.475111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.475139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.475164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.475219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.475274][ T32] r4:8501e100 [ 1344.475301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.475344][ T32] INFO: task kworker/0:407:6148 blocked for more than 470 seconds. [ 1344.475377][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.475428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.475455][ T32] task:kworker/0:407 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.475523][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.475595][ T32] Call trace: [ 1344.475685][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.475740][ T32] r10:829189c0 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:85193000 [ 1344.475818][ T32] r4:85193000 [ 1344.475840][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.475892][ T32] r5:85193000 r4:829189bc [ 1344.475937][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.475983][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.476029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 [ 1344.476051][ T32] r4:00000000 [ 1344.476070][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.476107][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.476197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.489206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501400 [ 1344.489311][ T32] r4:00000000 [ 1344.489339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.489406][ T32] r9:83018005 r8:85193000 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1344.489572][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.489630][ T32] r5:00001000 r4:ec7c9000 [ 1344.489663][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.489740][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.489785][ T32] r5:857edb8c r4:857ed800 [ 1344.489833][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.489882][ T32] r7:dddced40 r6:83018000 r5:857edb8c r4:85447080 [ 1344.489902][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.489946][ T32] r10:61c88647 r9:85193000 r8:854470ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.489980][ T32] r4:85447080 [ 1344.490029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.490079][ T32] r10:00000000 r9:85447080 r8:8027ecf4 r7:ecb61e60 r6:85447100 r5:85193000 [ 1344.490101][ T32] r4:00000001 [ 1344.490121][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.490156][ T32] Exception stack(0xecb29fb0 to 0xecb29ff8) [ 1344.490184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.490212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.490300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.490371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.490421][ T32] r4:845013c0 [ 1344.490935][ T32] INFO: task kworker/0:407:6148 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.490975][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.491215][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.491265][ T32] Call trace: [ 1344.491298][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.491362][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.491413][ T32] r4:00000000 [ 1344.491463][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.491531][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.491593][ T32] dd20: b019b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.491653][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.491680][ T32] dd60: 800f0113 ffffffff [ 1344.491717][ T32] r5:800f0113 r4:80239bb0 [ 1344.491741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.491866][ T32] r4:82ac11e4 [ 1344.491894][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.491938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.491959][ T32] r4:e06cddc0 [ 1344.492005][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.492050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.492096][ T32] r4:00000000 [ 1344.492125][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.492169][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.492216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.492264][ T32] r5:00001000 r4:dfd83000 [ 1344.492287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.492342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.492392][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.492412][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.492455][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.492544][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.492607][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.492661][ T32] r4:85004e00 [ 1344.492752][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.492802][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.492851][ T32] r4:00000001 [ 1344.493008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.493046][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.493074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.493141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.493171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.493252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.493303][ T32] r4:8501e100 [ 1344.493337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.493370][ T32] INFO: task kworker/0:408:6150 blocked for more than 470 seconds. [ 1344.493404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.493427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.493447][ T32] task:kworker/0:408 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.493510][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.493580][ T32] Call trace: [ 1344.493619][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.493831][ T32] r10:829189c0 r9:ecb6dd84 r8:00000002 r7:60000113 r6:ecb6dd8c r5:85193c00 [ 1344.493886][ T32] r4:85193c00 [ 1344.494100][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.494341][ T32] r5:85193c00 r4:829189bc [ 1344.494364][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.494406][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.494466][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 [ 1344.494492][ T32] r4:00000000 [ 1344.494568][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.494654][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.494718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.494764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845019c0 [ 1344.494812][ T32] r4:00000000 [ 1344.494835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.494896][ T32] r9:83018005 r8:85193c00 r7:00000000 r6:83018000 r5:00001000 r4:7f147000 [ 1344.495026][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.495068][ T32] r5:00001000 r4:ec8e3000 [ 1344.495099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.495168][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.495211][ T32] r5:857eeb8c r4:857ee800 [ 1344.495231][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.495288][ T32] r7:dddced40 r6:83018000 r5:857eeb8c r4:85447180 [ 1344.495313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.495465][ T32] r10:61c88647 r9:85193c00 r8:854471ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.495567][ T32] r4:85447180 [ 1344.495590][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.495768][ T32] r10:00000000 r9:85447180 r8:8027ecf4 r7:ecb61e60 r6:85447200 r5:85193c00 [ 1344.495797][ T32] r4:00000001 [ 1344.495816][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.495850][ T32] Exception stack(0xecb6dfb0 to 0xecb6dff8) [ 1344.495877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.495904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.495930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.495958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.495980][ T32] r4:84501480 [ 1344.515852][ T32] INFO: task kworker/0:408:6150 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.515985][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.516101][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.516236][ T32] Call trace: [ 1344.516295][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.517324][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.517409][ T32] r4:00000000 [ 1344.517460][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.517525][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.517557][ T32] dd20: b046f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.517586][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.517609][ T32] dd60: 800f0113 ffffffff [ 1344.517633][ T32] r5:800f0113 r4:80239bb0 [ 1344.517687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.517741][ T32] r4:82ac11e4 [ 1344.517760][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.517803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.517867][ T32] r4:e06cddc0 [ 1344.518117][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.518420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.518447][ T32] r4:00000000 [ 1344.518468][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.518538][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.518573][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.518618][ T32] r5:00001000 r4:dfd83000 [ 1344.518638][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.518676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.518722][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.518743][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.518787][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.518819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.518869][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.518892][ T32] r4:85004e00 [ 1344.518938][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.518990][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.519015][ T32] r4:00000001 [ 1344.519034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.519068][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.519094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.519121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.519146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.519174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.519222][ T32] r4:8501e100 [ 1344.519275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.519467][ T32] INFO: task kworker/0:409:6153 blocked for more than 471 seconds. [ 1344.519504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.519529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.519554][ T32] task:kworker/0:409 state:D stack:0 pid:6153 tgid:6153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.519607][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.519667][ T32] Call trace: [ 1344.519722][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.519772][ T32] r10:829189c0 r9:ecb75d84 r8:00000002 r7:60000113 r6:ecb75d8c r5:85194800 [ 1344.519806][ T32] r4:85194800 [ 1344.519839][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.519894][ T32] r5:85194800 r4:829189bc [ 1344.519916][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.519959][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.520005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb75e08 [ 1344.520026][ T32] r4:00000000 [ 1344.520044][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.520081][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.520116][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.520185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501680 [ 1344.520222][ T32] r4:00000000 [ 1344.520244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.520286][ T32] r9:83018005 r8:85194800 r7:00000000 r6:83018000 r5:00001000 r4:7f143000 [ 1344.520307][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.520344][ T32] r5:00001000 r4:ec8b7000 [ 1344.520365][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.520468][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.520527][ T32] r5:857ee38c r4:857ee000 [ 1344.520547][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.520756][ T32] r7:dddced40 r6:83018000 r5:857ee38c r4:85447280 [ 1344.520782][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.520826][ T32] r10:61c88647 r9:85194800 r8:854472ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.520849][ T32] r4:85447280 [ 1344.520893][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.520942][ T32] r10:00000000 r9:85447280 r8:8027ecf4 r7:ecb6de60 r6:85447300 r5:85194800 [ 1344.520964][ T32] r4:00000001 [ 1344.520987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.521023][ T32] Exception stack(0xecb75fb0 to 0xecb75ff8) [ 1344.521049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.521090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.521119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.521147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.521168][ T32] r4:845015c0 [ 1344.521632][ T32] INFO: task kworker/0:409:6153 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.521666][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.521728][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.521794][ T32] Call trace: [ 1344.521850][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.521947][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.522002][ T32] r4:00000000 [ 1344.522051][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.522132][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.522216][ T32] dd20: b046f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.522283][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.522340][ T32] dd60: 800f0113 ffffffff [ 1344.522393][ T32] r5:800f0113 r4:80239bb0 [ 1344.522436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.522483][ T32] r4:82ac11e4 [ 1344.522508][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.522551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.522573][ T32] r4:e06cddc0 [ 1344.522592][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.522632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.522653][ T32] r4:00000000 [ 1344.522671][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.522747][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.522774][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.522815][ T32] r5:00001000 r4:dfd83000 [ 1344.522938][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.522983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.523023][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.523041][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.523084][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.523129][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.523202][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.523227][ T32] r4:85004e00 [ 1344.523246][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.523349][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.523376][ T32] r4:00000001 [ 1344.523434][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.523478][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.523506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.523533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.523588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.523648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.523673][ T32] r4:8501e100 [ 1344.523694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.523725][ T32] INFO: task kworker/0:410:6154 blocked for more than 471 seconds. [ 1344.523766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.523842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.523891][ T32] task:kworker/0:410 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.523945][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.524029][ T32] Call trace: [ 1344.524119][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.524193][ T32] r10:829189c0 r9:ecb41d84 r8:00000002 r7:60000113 r6:ecb41d8c r5:85195400 [ 1344.524220][ T32] r4:85195400 [ 1344.524240][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.524316][ T32] r5:85195400 r4:829189bc [ 1344.524365][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.524449][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.524627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 [ 1344.524657][ T32] r4:00000000 [ 1344.524678][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.524722][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.524760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.524801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501800 [ 1344.524859][ T32] r4:00000000 [ 1344.524953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.525018][ T32] r9:83018005 r8:85195400 r7:00000000 r6:83018000 r5:00001000 r4:7f145000 [ 1344.525042][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.525098][ T32] r5:00001000 r4:ec8c3000 [ 1344.525155][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.525209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.525251][ T32] r5:857ee78c r4:857ee400 [ 1344.525270][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.525312][ T32] r7:dddced40 r6:83018000 r5:857ee78c r4:85447380 [ 1344.525332][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.525377][ T32] r10:61c88647 r9:85195400 r8:854473ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.525422][ T32] r4:85447380 [ 1344.525444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.525491][ T32] r10:00000000 r9:85447380 r8:8027ecf4 r7:ecb6de60 r6:85447400 r5:85195400 [ 1344.525513][ T32] r4:00000001 [ 1344.525641][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.525680][ T32] Exception stack(0xecb41fb0 to 0xecb41ff8) [ 1344.525707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.525801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.525832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.525861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.525884][ T32] r4:845015c0 [ 1344.526313][ T32] INFO: task kworker/0:410:6154 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.555768][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.556045][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.556199][ T32] Call trace: [ 1344.556841][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.556926][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.556953][ T32] r4:00000000 [ 1344.556974][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.557037][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.557105][ T32] dd20: b06e3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.557163][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.557210][ T32] dd60: 800f0113 ffffffff [ 1344.557262][ T32] r5:800f0113 r4:80239bb0 [ 1344.557314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.557407][ T32] r4:82ac11e4 [ 1344.557450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.557540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.557587][ T32] r4:e06cddc0 [ 1344.557633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.557771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.557838][ T32] r4:00000000 [ 1344.557897][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.557988][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.558032][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.558122][ T32] r5:00001000 r4:dfd83000 [ 1344.558165][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.558239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.558371][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.558420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.558649][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.558699][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.558804][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.559049][ T32] r4:85004e00 [ 1344.559125][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.559223][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.559268][ T32] r4:00000001 [ 1344.559316][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.559385][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.559436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.559492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.559609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.559702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.559766][ T32] r4:8501e100 [ 1344.559816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.559939][ T32] INFO: task kworker/0:411:6156 blocked for more than 471 seconds. [ 1344.560016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.560053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.560104][ T32] task:kworker/0:411 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.560178][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.560238][ T32] Call trace: [ 1344.560537][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.560866][ T32] r10:829189c0 r9:ecb7dd84 r8:00000002 r7:60000013 r6:ecb7dd8c r5:85196c00 [ 1344.560927][ T32] r4:85196c00 [ 1344.561012][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.561117][ T32] r5:85196c00 r4:829189bc [ 1344.561159][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.561276][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.561461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 [ 1344.561516][ T32] r4:00000000 [ 1344.561561][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.561637][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.561724][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.561807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85813040 [ 1344.561850][ T32] r4:00000000 [ 1344.561887][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.561966][ T32] r9:83018005 r8:85196c00 r7:00000000 r6:83018000 r5:00001000 r4:7f157000 [ 1344.562308][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.562395][ T32] r5:00001000 r4:ec921000 [ 1344.562436][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.562514][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.562592][ T32] r5:857ef78c r4:857ef400 [ 1344.562640][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.562738][ T32] r7:dddced40 r6:83018000 r5:857ef78c r4:85447480 [ 1344.562787][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.563270][ T32] r10:61c88647 r9:85196c00 r8:854474ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.563323][ T32] r4:85447480 [ 1344.563368][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.563458][ T32] r10:00000000 r9:85447480 r8:8027ecf4 r7:ecb6de60 r6:85447500 r5:85196c00 [ 1344.563505][ T32] r4:00000001 [ 1344.563577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.563643][ T32] Exception stack(0xecb7dfb0 to 0xecb7dff8) [ 1344.563691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.563752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.563812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.563864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.563906][ T32] r4:84501980 [ 1344.564624][ T32] INFO: task kworker/0:411:6156 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.564712][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.564942][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.565018][ T32] Call trace: [ 1344.565140][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.565229][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.565274][ T32] r4:00000000 [ 1344.565310][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.565376][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.565426][ T32] dd20: b06e3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.565499][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.565548][ T32] dd60: 800f0113 ffffffff [ 1344.565591][ T32] r5:800f0113 r4:80239bb0 [ 1344.565631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.565720][ T32] r4:82ac11e4 [ 1344.565773][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.565845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.565889][ T32] r4:e06cddc0 [ 1344.565943][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.566016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.566072][ T32] r4:00000000 [ 1344.566111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.566185][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.587693][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.587901][ T32] r5:00001000 r4:dfd83000 [ 1344.587943][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.588013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.588112][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.588158][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.588234][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.588274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.588368][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.588417][ T32] r4:85004e00 [ 1344.588457][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.588579][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.588634][ T32] r4:00000001 [ 1344.588682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.588749][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.588803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.588855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.588901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.588951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.589013][ T32] r4:8501e100 [ 1344.589072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.589139][ T32] INFO: task kworker/0:412:6158 blocked for more than 471 seconds. [ 1344.589196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.589238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.589287][ T32] task:kworker/0:412 state:D stack:0 pid:6158 tgid:6158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.589404][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.589502][ T32] Call trace: [ 1344.589577][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.589671][ T32] r10:829189c0 r9:ecb81d84 r8:00000002 r7:60000013 r6:ecb81d8c r5:85196000 [ 1344.589714][ T32] r4:85196000 [ 1344.589750][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.589820][ T32] r5:85196000 r4:829189bc [ 1344.589859][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.589926][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.590021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 [ 1344.590067][ T32] r4:00000000 [ 1344.590102][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.590168][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.590235][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.590361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501c40 [ 1344.590462][ T32] r4:00000000 [ 1344.590513][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.590587][ T32] r9:83018005 r8:85196000 r7:00000000 r6:83018000 r5:00001000 r4:7f149000 [ 1344.590629][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.590726][ T32] r5:00001000 r4:ec8ef000 [ 1344.590768][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.590836][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.590902][ T32] r5:857eef8c r4:857eec00 [ 1344.590950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.591027][ T32] r7:dddced40 r6:83018000 r5:857eef8c r4:85447580 [ 1344.591065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.591139][ T32] r10:61c88647 r9:85196000 r8:854475ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.591184][ T32] r4:85447580 [ 1344.591222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.591299][ T32] r10:00000000 r9:85447580 r8:8027ecf4 r7:ecb7de60 r6:85447600 r5:85196000 [ 1344.591470][ T32] r4:00000001 [ 1344.591514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.591578][ T32] Exception stack(0xecb81fb0 to 0xecb81ff8) [ 1344.591624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.591681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.591727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.592463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.592540][ T32] r4:84501b00 [ 1344.593248][ T32] INFO: task kworker/0:412:6158 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.593313][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.593448][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.593613][ T32] Call trace: [ 1344.593688][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.593773][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.593820][ T32] r4:00000000 [ 1344.593860][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.593928][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.593980][ T32] dd20: b0969000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.594029][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.594092][ T32] dd60: 800f0113 ffffffff [ 1344.594140][ T32] r5:800f0113 r4:80239bb0 [ 1344.594180][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.594251][ T32] r4:82ac11e4 [ 1344.594290][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.594362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.594402][ T32] r4:e06cddc0 [ 1344.594443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.594622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.594682][ T32] r4:00000000 [ 1344.594747][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.594863][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.594920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.594996][ T32] r5:00001000 r4:dfd83000 [ 1344.595034][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.595103][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.595228][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.595345][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.595479][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.595524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.595602][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.595644][ T32] r4:85004e00 [ 1344.595690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.595767][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.595810][ T32] r4:00000001 [ 1344.595886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.595994][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.596080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.596163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.628904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.629037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.629073][ T32] r4:8501e100 [ 1344.629102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.629139][ T32] INFO: task kworker/0:413:6161 blocked for more than 471 seconds. [ 1344.629207][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.629237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.629266][ T32] task:kworker/0:413 state:D stack:0 pid:6161 tgid:6161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.629346][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.629446][ T32] Call trace: [ 1344.629553][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.629628][ T32] r10:829189c0 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:8575a400 [ 1344.629680][ T32] r4:8575a400 [ 1344.629707][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.629752][ T32] r5:8575a400 r4:829189bc [ 1344.629786][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.629857][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.629911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1344.629962][ T32] r4:00000000 [ 1344.629990][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.630147][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.630465][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.630519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445e40 [ 1344.630647][ T32] r4:00000000 [ 1344.630778][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.630834][ T32] r9:83018005 r8:8575a400 r7:00000000 r6:83018000 r5:00001000 r4:7f153000 [ 1344.630870][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.630917][ T32] r5:00001000 r4:ec909000 [ 1344.630995][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.631052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.631095][ T32] r5:857ef38c r4:857ef000 [ 1344.631134][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.631300][ T32] r7:dddced40 r6:83018000 r5:857ef38c r4:85447680 [ 1344.631344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.631431][ T32] r10:61c88647 r9:8575a400 r8:854476ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.631467][ T32] r4:85447680 [ 1344.631488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.631534][ T32] r10:00000000 r9:85447680 r8:8027ecf4 r7:ecb7de60 r6:85447700 r5:8575a400 [ 1344.631557][ T32] r4:00000001 [ 1344.631576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.631611][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1344.631670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.631703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.631731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.631772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.631799][ T32] r4:84501ec0 [ 1344.632285][ T32] INFO: task kworker/0:413:6161 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.632322][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.632378][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.632672][ T32] Call trace: [ 1344.633528][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.633584][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.633609][ T32] r4:00000000 [ 1344.633628][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.633673][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.633726][ T32] dd20: b0cbc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.633802][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.633916][ T32] dd60: 800f0113 ffffffff [ 1344.633980][ T32] r5:800f0113 r4:80239bb0 [ 1344.634006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.634051][ T32] r4:82ac11e4 [ 1344.634072][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.634118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.634171][ T32] r4:e06cddc0 [ 1344.634197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.634241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.634264][ T32] r4:00000000 [ 1344.634283][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.634401][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.634433][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.634475][ T32] r5:00001000 r4:dfd83000 [ 1344.634508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.634551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.634590][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.634610][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.634651][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.634716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.634771][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.634816][ T32] r4:85004e00 [ 1344.634864][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.635016][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.635052][ T32] r4:00000001 [ 1344.635073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.635110][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.635333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.635477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.635552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.635615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.635690][ T32] r4:8501e100 [ 1344.635924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.635966][ T32] INFO: task kworker/0:414:6163 blocked for more than 471 seconds. [ 1344.636003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.636027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.636047][ T32] task:kworker/0:414 state:D stack:0 pid:6163 tgid:6163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.636094][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.636135][ T32] Call trace: [ 1344.636167][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.636212][ T32] r10:829189c0 r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:85190c00 [ 1344.636235][ T32] r4:85190c00 [ 1344.636286][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.650420][ T32] r5:85190c00 r4:829189bc [ 1344.650458][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.650517][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.650580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1344.650647][ T32] r4:00000000 [ 1344.650681][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.650745][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.650808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.651248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858132c0 [ 1344.651310][ T32] r4:00000000 [ 1344.651340][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.651386][ T32] r9:83018005 r8:85190c00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [ 1344.651411][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.651453][ T32] r5:00001000 r4:ec929000 [ 1344.651475][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.651514][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.651592][ T32] r5:857efb8c r4:857ef800 [ 1344.651617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.651669][ T32] r7:dddced40 r6:83018000 r5:857efb8c r4:85447780 [ 1344.651716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.651774][ T32] r10:61c88647 r9:85190c00 r8:854477ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.651797][ T32] r4:85447780 [ 1344.651842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.652035][ T32] r10:00000000 r9:85447780 r8:8027ecf4 r7:ecb7de60 r6:85447800 r5:85190c00 [ 1344.652329][ T32] r4:00000001 [ 1344.652386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.652429][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1344.652461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.652529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.652561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.652590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.652630][ T32] r4:85813000 [ 1344.653091][ T32] INFO: task kworker/0:414:6163 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.653177][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.653330][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.653425][ T32] Call trace: [ 1344.653500][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.653561][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.653624][ T32] r4:00000000 [ 1344.653648][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.653726][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.653763][ T32] dd20: b1077000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.653822][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.653850][ T32] dd60: 800f0113 ffffffff [ 1344.653878][ T32] r5:800f0113 r4:80239bb0 [ 1344.653916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.653960][ T32] r4:82ac11e4 [ 1344.653980][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.654022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.654043][ T32] r4:e06cddc0 [ 1344.654063][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.654145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.654171][ T32] r4:00000000 [ 1344.654190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.654233][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.654255][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.654348][ T32] r5:00001000 r4:dfd83000 [ 1344.654399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.654449][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.654490][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.654535][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.654588][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.654621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.654696][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.654722][ T32] r4:85004e00 [ 1344.654743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.654789][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.654812][ T32] r4:00000001 [ 1344.654830][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.654899][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.654929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.654978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.655007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.655038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.655060][ T32] r4:8501e100 [ 1344.655081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.655110][ T32] INFO: task kworker/0:415:6165 blocked for more than 471 seconds. [ 1344.655219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.655248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.655269][ T32] task:kworker/0:415 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.655315][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.655462][ T32] Call trace: [ 1344.655548][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.655611][ T32] r10:829189c0 r9:ecb85d84 r8:00000002 r7:60000113 r6:ecb85d8c r5:85860000 [ 1344.655667][ T32] r4:85860000 [ 1344.655761][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.655808][ T32] r5:85860000 r4:829189bc [ 1344.655829][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.655867][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.655945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 [ 1344.655971][ T32] r4:00000000 [ 1344.655990][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.656029][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.656100][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.656181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85813640 [ 1344.656207][ T32] r4:00000000 [ 1344.656228][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.656359][ T32] r9:83018005 r8:85860000 r7:00000000 r6:83018000 r5:00001000 r4:7f15d000 [ 1344.677509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.677622][ T32] r5:00001000 r4:ec94b000 [ 1344.677665][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.677714][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.677776][ T32] r5:857fc38c r4:857fc000 [ 1344.677827][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.678067][ T32] r7:dddced40 r6:83018000 r5:857fc38c r4:85447880 [ 1344.678092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.678140][ T32] r10:61c88647 r9:85860000 r8:854478ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.678162][ T32] r4:85447880 [ 1344.678213][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.678304][ T32] r10:00000000 r9:85447880 r8:8027ecf4 r7:ecb8de60 r6:85447900 r5:85860000 [ 1344.678331][ T32] r4:00000001 [ 1344.678352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.678389][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) [ 1344.678422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.678509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.678595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.678674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.678728][ T32] r4:85813280 [ 1344.679221][ T32] INFO: task kworker/0:415:6165 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.679265][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.679374][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.679494][ T32] Call trace: [ 1344.679562][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.679740][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.679769][ T32] r4:00000000 [ 1344.679826][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.679893][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.679942][ T32] dd20: b1173000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.679973][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.679996][ T32] dd60: 800f0113 ffffffff [ 1344.680018][ T32] r5:800f0113 r4:80239bb0 [ 1344.680040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.680082][ T32] r4:82ac11e4 [ 1344.680102][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.680144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.680165][ T32] r4:e06cddc0 [ 1344.680220][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.680265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.680288][ T32] r4:00000000 [ 1344.680307][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.680364][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.680388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.680454][ T32] r5:00001000 r4:dfd83000 [ 1344.680521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.680583][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.680851][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.680876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.680948][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.680977][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.681025][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.681047][ T32] r4:85004e00 [ 1344.681066][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.681111][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.681133][ T32] r4:00000001 [ 1344.681152][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.681188][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.681216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.681243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.681269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.681296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.681319][ T32] r4:8501e100 [ 1344.681339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.681394][ T32] INFO: task kworker/0:416:6166 blocked for more than 471 seconds. [ 1344.681429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.681453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.681473][ T32] task:kworker/0:416 state:D stack:0 pid:6166 tgid:6166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.681535][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.681608][ T32] Call trace: [ 1344.681641][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.681697][ T32] r10:829189c0 r9:ecb91d84 r8:00000002 r7:60000113 r6:ecb91d8c r5:85860c00 [ 1344.681730][ T32] r4:85860c00 [ 1344.681756][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.682030][ T32] r5:85860c00 r4:829189bc [ 1344.682066][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.682212][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.682264][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 [ 1344.682317][ T32] r4:00000000 [ 1344.682339][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.682379][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.682421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.682463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858133c0 [ 1344.682484][ T32] r4:00000000 [ 1344.682503][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.682848][ T32] r9:83018005 r8:85860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f15b000 [ 1344.682891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.682936][ T32] r5:00001000 r4:ec93f000 [ 1344.682971][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.683022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.683088][ T32] r5:857eff8c r4:857efc00 [ 1344.683111][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.683179][ T32] r7:dddced40 r6:83018000 r5:857eff8c r4:85447980 [ 1344.683204][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.683276][ T32] r10:61c88647 r9:85860c00 r8:854479ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.683301][ T32] r4:85447980 [ 1344.683321][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.683365][ T32] r10:00000000 r9:85447980 r8:8027ecf4 r7:ecb85e60 r6:85447a00 r5:85860c00 [ 1344.683470][ T32] r4:00000001 [ 1344.683531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.683670][ T32] Exception stack(0xecb91fb0 to 0xecb91ff8) [ 1344.683718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.683748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.683776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.683804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.683854][ T32] r4:85813280 [ 1344.684106][ T32] INFO: task kworker/0:416:6166 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.684165][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.684298][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.684499][ T32] Call trace: [ 1344.684769][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.684881][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.684908][ T32] r4:00000000 [ 1344.684990][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.685151][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.685197][ T32] dd20: b1173000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.685256][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.685281][ T32] dd60: 800f0113 ffffffff [ 1344.685306][ T32] r5:800f0113 r4:80239bb0 [ 1344.685329][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.685413][ T32] r4:82ac11e4 [ 1344.685437][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.685494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.685520][ T32] r4:e06cddc0 [ 1344.685540][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.685581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.685604][ T32] r4:00000000 [ 1344.685622][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.685669][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.685718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.685790][ T32] r5:00001000 r4:dfd83000 [ 1344.685812][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.685853][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.685893][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.685913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.685982][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.686017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.686064][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.686114][ T32] r4:85004e00 [ 1344.686155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.686204][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.686297][ T32] r4:00000001 [ 1344.686628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.703120][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.703196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.703262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.703322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.703384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.703418][ T32] r4:8501e100 [ 1344.703443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.703485][ T32] INFO: task kworker/0:417:6169 blocked for more than 471 seconds. [ 1344.703517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.703541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.703569][ T32] task:kworker/0:417 state:D stack:0 pid:6169 tgid:6169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.703625][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.703700][ T32] Call trace: [ 1344.703771][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.703835][ T32] r10:829189c0 r9:ecb79d84 r8:00000002 r7:60000113 r6:ecb79d8c r5:85861800 [ 1344.703860][ T32] r4:85861800 [ 1344.703881][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.703954][ T32] r5:85861800 r4:829189bc [ 1344.703983][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.704052][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.704132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 [ 1344.704161][ T32] r4:00000000 [ 1344.704181][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.704223][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.704263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.704305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858137c0 [ 1344.704391][ T32] r4:00000000 [ 1344.704420][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.704499][ T32] r9:83018005 r8:85861800 r7:00000000 r6:83018000 r5:00001000 r4:7f15f000 [ 1344.704539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.704585][ T32] r5:00001000 r4:ec963000 [ 1344.704605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.704643][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.704723][ T32] r5:857fc78c r4:857fc400 [ 1344.704747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.704793][ T32] r7:dddced40 r6:83018000 r5:857fc78c r4:85447a80 [ 1344.704842][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.704891][ T32] r10:61c88647 r9:85861800 r8:85447aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.704938][ T32] r4:85447a80 [ 1344.704962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.705008][ T32] r10:00000000 r9:85447a80 r8:8027ecf4 r7:ecb85e60 r6:85447b00 r5:85861800 [ 1344.705031][ T32] r4:00000001 [ 1344.705050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.705085][ T32] Exception stack(0xecb79fb0 to 0xecb79ff8) [ 1344.705124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.705156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.705182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.705210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.705261][ T32] r4:85813600 [ 1344.705681][ T32] INFO: task kworker/0:417:6169 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.705718][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.705862][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.705975][ T32] Call trace: [ 1344.706037][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.706115][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.706142][ T32] r4:00000000 [ 1344.706161][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.706214][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.706299][ T32] dd20: b146e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.723009][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.723049][ T32] dd60: 800f0113 ffffffff [ 1344.723104][ T32] r5:800f0113 r4:80239bb0 [ 1344.723140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.723196][ T32] r4:82ac11e4 [ 1344.723264][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.723350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.723375][ T32] r4:e06cddc0 [ 1344.723396][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.723484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.723513][ T32] r4:00000000 [ 1344.723533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.723576][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.723598][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.723679][ T32] r5:00001000 r4:dfd83000 [ 1344.723733][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.723781][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.723833][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.723858][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.723904][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.723925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.723969][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.723992][ T32] r4:85004e00 [ 1344.724010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.724053][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.724076][ T32] r4:00000001 [ 1344.724095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.724142][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.724198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.724239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.724293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.724353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.724497][ T32] r4:8501e100 [ 1344.724535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.724567][ T32] INFO: task kworker/0:418:6172 blocked for more than 471 seconds. [ 1344.724599][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.724622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.724642][ T32] task:kworker/0:418 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.724725][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.724856][ T32] Call trace: [ 1344.724895][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.724945][ T32] r10:829189c0 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:85862400 [ 1344.725019][ T32] r4:85862400 [ 1344.725044][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.725085][ T32] r5:85862400 r4:829189bc [ 1344.725105][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.725143][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.725215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1344.725240][ T32] r4:00000000 [ 1344.725259][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.725327][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.725367][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.725412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858138c0 [ 1344.725435][ T32] r4:00000000 [ 1344.725454][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.725495][ T32] r9:83018005 r8:85862400 r7:00000000 r6:83018000 r5:00001000 r4:7f161000 [ 1344.725542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.725590][ T32] r5:00001000 r4:ec96b000 [ 1344.725611][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.725650][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.725694][ T32] r5:857fcb8c r4:857fc800 [ 1344.725715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.725755][ T32] r7:dddced40 r6:83018000 r5:857fcb8c r4:85447b80 [ 1344.725777][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.725827][ T32] r10:61c88647 r9:85862400 r8:85447bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.725851][ T32] r4:85447b80 [ 1344.725869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.725911][ T32] r10:00000000 r9:85447b80 r8:8027ecf4 r7:ecb79e60 r6:85447c00 r5:85862400 [ 1344.725959][ T32] r4:00000001 [ 1344.725981][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.726017][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1344.726058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.726094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.726121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.726151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.726202][ T32] r4:85813700 [ 1344.733101][ T32] INFO: task kworker/0:418:6172 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.733181][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.733284][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.733355][ T32] Call trace: [ 1344.733393][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.733452][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.733477][ T32] r4:00000000 [ 1344.733522][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.733568][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.733600][ T32] dd20: b18f0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.733629][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.733654][ T32] dd60: 800f0113 ffffffff [ 1344.733691][ T32] r5:800f0113 r4:80239bb0 [ 1344.733712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.733755][ T32] r4:82ac11e4 [ 1344.733775][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.733816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.733840][ T32] r4:e06cddc0 [ 1344.733874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.733921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.733945][ T32] r4:00000000 [ 1344.733967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.734022][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.734149][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.734203][ T32] r5:00001000 r4:dfd83000 [ 1344.734225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.734265][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.734330][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.734365][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.734438][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.734513][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.734591][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.734618][ T32] r4:85004e00 [ 1344.734639][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.734691][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.734716][ T32] r4:00000001 [ 1344.734737][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.734785][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.734834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.734867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.734920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.735007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.735045][ T32] r4:8501e100 [ 1344.735067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.735095][ T32] INFO: task kworker/0:419:6173 blocked for more than 471 seconds. [ 1344.735127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.735151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.735170][ T32] task:kworker/0:419 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.735216][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.735258][ T32] Call trace: [ 1344.735333][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.735381][ T32] r10:829189c0 r9:ecb9dd84 r8:00000002 r7:60000113 r6:ecb9dd8c r5:85863000 [ 1344.735403][ T32] r4:85863000 [ 1344.735427][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.735467][ T32] r5:85863000 r4:829189bc [ 1344.735488][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.735555][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.735607][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 1344.735633][ T32] r4:00000000 [ 1344.735652][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.735709][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.735752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.735795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85813bc0 [ 1344.735818][ T32] r4:00000000 [ 1344.735836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.735904][ T32] r9:83018005 r8:85863000 r7:00000000 r6:83018000 r5:00001000 r4:7f165000 [ 1344.735942][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.735982][ T32] r5:00001000 r4:ec993000 [ 1344.736024][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.736068][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.736108][ T32] r5:857fd38c r4:857fd000 [ 1344.736528][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.751416][ T32] r7:dddced40 r6:83018000 r5:857fd38c r4:85447c80 [ 1344.751742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.751811][ T32] r10:61c88647 r9:85863000 r8:85447cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.751836][ T32] r4:85447c80 [ 1344.751881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.751932][ T32] r10:00000000 r9:85447c80 r8:8027ecf4 r7:ecb99e60 r6:85447d00 r5:85863000 [ 1344.751955][ T32] r4:00000001 [ 1344.751980][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.752018][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1344.752047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.752075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.752100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.752128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.752150][ T32] r4:85813840 [ 1344.752556][ T32] INFO: task kworker/0:419:6173 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.752594][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.753069][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.753200][ T32] Call trace: [ 1344.753232][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.753283][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.753307][ T32] r4:00000000 [ 1344.753327][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.753364][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.753394][ T32] dd20: b1aac000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.753459][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.753487][ T32] dd60: 800f0113 ffffffff [ 1344.753511][ T32] r5:800f0113 r4:80239bb0 [ 1344.754382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.754430][ T32] r4:82ac11e4 [ 1344.754452][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.754494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.754519][ T32] r4:e06cddc0 [ 1344.754580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.754627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.754649][ T32] r4:00000000 [ 1344.754712][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.754758][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.755379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.755424][ T32] r5:00001000 r4:dfd83000 [ 1344.755445][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.755484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.755523][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.755542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.755620][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.755645][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.755721][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.755747][ T32] r4:85004e00 [ 1344.755788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.755856][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.755880][ T32] r4:00000001 [ 1344.755899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.755933][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.756017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.756047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.756073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.756100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.756123][ T32] r4:8501e100 [ 1344.756142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.756168][ T32] INFO: task kworker/0:420:6175 blocked for more than 471 seconds. [ 1344.756252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.756289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.756310][ T32] task:kworker/0:420 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.756549][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.756590][ T32] Call trace: [ 1344.756619][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.756670][ T32] r10:829189c0 r9:ecba1d84 r8:00000002 r7:60000013 r6:ecba1d8c r5:85863c00 [ 1344.756693][ T32] r4:85863c00 [ 1344.756713][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.756752][ T32] r5:85863c00 r4:829189bc [ 1344.756771][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.756809][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.756853][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 [ 1344.756874][ T32] r4:00000000 [ 1344.756892][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.756932][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.769012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.769082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85813a40 [ 1344.769108][ T32] r4:00000000 [ 1344.769488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.769585][ T32] r9:83018005 r8:85863c00 r7:00000000 r6:83018000 r5:00001000 r4:7f163000 [ 1344.769736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.769788][ T32] r5:00001000 r4:ec987000 [ 1344.769846][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.769891][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.769932][ T32] r5:857fcf8c r4:857fcc00 [ 1344.769953][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.770029][ T32] r7:dddced40 r6:83018000 r5:857fcf8c r4:85447d80 [ 1344.770084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.770181][ T32] r10:61c88647 r9:85863c00 r8:85447dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.770212][ T32] r4:85447d80 [ 1344.770234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.770329][ T32] r10:00000000 r9:85447d80 r8:8027ecf4 r7:ecb9de60 r6:85447e00 r5:85863c00 [ 1344.770356][ T32] r4:00000001 [ 1344.770412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.770453][ T32] Exception stack(0xecba1fb0 to 0xecba1ff8) [ 1344.770854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.770895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.770923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.771053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.771080][ T32] r4:85813980 [ 1344.771490][ T32] INFO: task kworker/0:420:6175 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.771617][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.771710][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.771758][ T32] Call trace: [ 1344.772213][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.772268][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.772291][ T32] r4:00000000 [ 1344.772342][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.772382][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.772415][ T32] dd20: b1e58000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.772679][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.772832][ T32] dd60: 800f0113 ffffffff [ 1344.773168][ T32] r5:800f0113 r4:80239bb0 [ 1344.773193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.773236][ T32] r4:82ac11e4 [ 1344.774531][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.774579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.774602][ T32] r4:e06cddc0 [ 1344.774621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.774668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.774726][ T32] r4:00000000 [ 1344.774749][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.775305][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.775348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.775430][ T32] r5:00001000 r4:dfd83000 [ 1344.775453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.776070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.776138][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.776162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.776208][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.776277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.796711][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.796753][ T32] r4:85004e00 [ 1344.796777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.796843][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.796868][ T32] r4:00000001 [ 1344.796890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.796934][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.796965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.796997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.797025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.797057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.797080][ T32] r4:8501e100 [ 1344.797104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.797134][ T32] INFO: task kworker/0:421:6177 blocked for more than 471 seconds. [ 1344.797168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.797194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.797217][ T32] task:kworker/0:421 state:D stack:0 pid:6177 tgid:6177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.797319][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.797368][ T32] Call trace: [ 1344.797402][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.797457][ T32] r10:829189c0 r9:ecb95d84 r8:00000002 r7:60000113 r6:ecb95d8c r5:85864800 [ 1344.797498][ T32] r4:85864800 [ 1344.797522][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.797593][ T32] r5:85864800 r4:829189bc [ 1344.797647][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.797698][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.797751][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [ 1344.797776][ T32] r4:00000000 [ 1344.797797][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.797839][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.797881][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.797924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501f40 [ 1344.797946][ T32] r4:00000000 [ 1344.797965][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.798006][ T32] r9:83018005 r8:85864800 r7:00000000 r6:83018000 r5:00001000 r4:7f169000 [ 1344.798027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.798065][ T32] r5:00001000 r4:ec9af000 [ 1344.798085][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.798153][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.798198][ T32] r5:857fdb8c r4:857fd800 [ 1344.798220][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.798264][ T32] r7:dddced40 r6:83018000 r5:857fdb8c r4:85447e80 [ 1344.798285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.798359][ T32] r10:61c88647 r9:85864800 r8:85447eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.798432][ T32] r4:85447e80 [ 1344.798484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.798530][ T32] r10:00000000 r9:85447e80 r8:8027ecf4 r7:ecb9de60 r6:85447f00 r5:85864800 [ 1344.798632][ T32] r4:00000001 [ 1344.798659][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.798705][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1344.798731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.798790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.798819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.798849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.798873][ T32] r4:85813980 [ 1344.799289][ T32] INFO: task kworker/0:421:6177 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.799336][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.799489][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.799560][ T32] Call trace: [ 1344.799620][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.799696][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.799723][ T32] r4:00000000 [ 1344.799780][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.799825][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.799857][ T32] dd20: b21b8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.799886][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.799909][ T32] dd60: 800f0113 ffffffff [ 1344.799932][ T32] r5:800f0113 r4:80239bb0 [ 1344.799952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.800005][ T32] r4:82ac11e4 [ 1344.800029][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.800074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.800124][ T32] r4:e06cddc0 [ 1344.800177][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.800235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.800259][ T32] r4:00000000 [ 1344.800307][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.800406][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.800436][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.800501][ T32] r5:00001000 r4:dfd83000 [ 1344.800531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.800606][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.800663][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.800685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.800729][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.800752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.801012][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.801040][ T32] r4:85004e00 [ 1344.801075][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.801122][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.801145][ T32] r4:00000001 [ 1344.801164][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.801197][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.801223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.801374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.801405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.801434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.801456][ T32] r4:8501e100 [ 1344.801601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.801632][ T32] INFO: task kworker/0:422:6178 blocked for more than 471 seconds. [ 1344.801691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.801752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.801777][ T32] task:kworker/0:422 state:D stack:0 pid:6178 tgid:6178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.801877][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.801921][ T32] Call trace: [ 1344.801950][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.802067][ T32] r10:829189c0 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:85865400 [ 1344.802093][ T32] r4:85865400 [ 1344.802112][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.802177][ T32] r5:85865400 r4:829189bc [ 1344.802216][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.802261][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.802307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1344.802329][ T32] r4:00000000 [ 1344.802348][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.802385][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.802509][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.802660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85813d80 [ 1344.802687][ T32] r4:00000000 [ 1344.802759][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.802804][ T32] r9:83018005 r8:85865400 r7:00000000 r6:83018000 r5:00001000 r4:7f167000 [ 1344.802838][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.802882][ T32] r5:00001000 r4:ec9a7000 [ 1344.802902][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.802942][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.802981][ T32] r5:857fd78c r4:857fd400 [ 1344.803025][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.803071][ T32] r7:dddced40 r6:83018000 r5:857fd78c r4:85447f80 [ 1344.803091][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.803136][ T32] r10:61c88647 r9:85865400 r8:85447fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.803157][ T32] r4:85447f80 [ 1344.803204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.803249][ T32] r10:00000000 r9:85447f80 r8:8027ecf4 r7:ecb95e60 r6:85816000 r5:85865400 [ 1344.803271][ T32] r4:00000001 [ 1344.803291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.803325][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) [ 1344.803363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.803525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.803561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.803589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.803665][ T32] r4:85813ec0 [ 1344.803897][ T32] INFO: task kworker/0:422:6178 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.803930][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.804002][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.804104][ T32] Call trace: [ 1344.804135][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.804498][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.804536][ T32] r4:00000000 [ 1344.804929][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.805280][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.805371][ T32] dd20: b21b8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.805685][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.806314][ T32] dd60: 800f0113 ffffffff [ 1344.837070][ T32] r5:800f0113 r4:80239bb0 [ 1344.837109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.837169][ T32] r4:82ac11e4 [ 1344.837190][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.837233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.837256][ T32] r4:e06cddc0 [ 1344.837275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.837316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.837338][ T32] r4:00000000 [ 1344.837357][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.837399][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.837425][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.837466][ T32] r5:00001000 r4:dfd83000 [ 1344.837485][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.837524][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.837562][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.837582][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.837625][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.837645][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.837699][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.837720][ T32] r4:85004e00 [ 1344.837739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.837782][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.837804][ T32] r4:00000001 [ 1344.837823][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.837858][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.837888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.837917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.837943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.837971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.837992][ T32] r4:8501e100 [ 1344.838015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.838084][ T32] INFO: task kworker/0:423:6182 blocked for more than 471 seconds. [ 1344.838129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.838183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.838210][ T32] task:kworker/0:423 state:D stack:0 pid:6182 tgid:6182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.838263][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.838307][ T32] Call trace: [ 1344.838635][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.838753][ T32] r10:829189c0 r9:ecbadd84 r8:00000002 r7:60000113 r6:ecbadd8c r5:85866000 [ 1344.838781][ T32] r4:85866000 [ 1344.838817][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.838863][ T32] r5:85866000 r4:829189bc [ 1344.839261][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.839332][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.839380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 [ 1344.839452][ T32] r4:00000000 [ 1344.839608][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.839668][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.839709][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.839752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823040 [ 1344.839817][ T32] r4:00000000 [ 1344.839842][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.839985][ T32] r9:83018005 r8:85866000 r7:00000000 r6:83018000 r5:00001000 r4:7f16b000 [ 1344.840017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.840059][ T32] r5:00001000 r4:ec9cd000 [ 1344.840081][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.840119][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.840183][ T32] r5:857fdf8c r4:857fdc00 [ 1344.840491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.840539][ T32] r7:dddced40 r6:83018000 r5:857fdf8c r4:85816080 [ 1344.840644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.841594][ T32] r10:61c88647 r9:85866000 r8:858160ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.841621][ T32] r4:85816080 [ 1344.841641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.841750][ T32] r10:00000000 r9:85816080 r8:8027ecf4 r7:ecb95e60 r6:85816100 r5:85866000 [ 1344.841988][ T32] r4:00000001 [ 1344.842283][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.842323][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 1344.842376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.842437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.842497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.842555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.842580][ T32] r4:85823080 [ 1344.842990][ T32] INFO: task kworker/0:423:6182 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.843111][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.843253][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.843359][ T32] Call trace: [ 1344.843517][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.843568][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.843592][ T32] r4:00000000 [ 1344.843610][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.843647][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.843766][ T32] dd20: b24ac000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.843816][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.843843][ T32] dd60: 800f0113 ffffffff [ 1344.843869][ T32] r5:800f0113 r4:80239bb0 [ 1344.843889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.843930][ T32] r4:82ac11e4 [ 1344.843950][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.844303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.844330][ T32] r4:e06cddc0 [ 1344.844350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.844392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.844415][ T32] r4:00000000 [ 1344.844433][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.844601][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.844639][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.844690][ T32] r5:00001000 r4:dfd83000 [ 1344.844711][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.844806][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.844856][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.844877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.844920][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.845026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.845075][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.845292][ T32] r4:85004e00 [ 1344.845314][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.845359][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.845383][ T32] r4:00000001 [ 1344.845402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.845437][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.845464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.845491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.845517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.845559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.845610][ T32] r4:8501e100 [ 1344.845715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.845745][ T32] INFO: task kworker/0:424:6183 blocked for more than 471 seconds. [ 1344.845795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.845848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.845879][ T32] task:kworker/0:424 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.845932][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.845979][ T32] Call trace: [ 1344.846062][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.846216][ T32] r10:829189c0 r9:ecbb1d84 r8:00000002 r7:60000013 r6:ecbb1d8c r5:85866c00 [ 1344.846318][ T32] r4:85866c00 [ 1344.868336][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.868433][ T32] r5:85866c00 r4:829189bc [ 1344.868514][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.868570][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.868661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 [ 1344.868690][ T32] r4:00000000 [ 1344.868711][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.868754][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.868840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.868888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823240 [ 1344.869207][ T32] r4:00000000 [ 1344.869231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.869276][ T32] r9:83018005 r8:85866c00 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1344.869299][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.869383][ T32] r5:00001000 r4:ec9d5000 [ 1344.869411][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.869452][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.869493][ T32] r5:857fe38c r4:857fe000 [ 1344.869603][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.869666][ T32] r7:dddced40 r6:83018000 r5:857fe38c r4:85816180 [ 1344.869810][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.869861][ T32] r10:61c88647 r9:85866c00 r8:858161ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.869918][ T32] r4:85816180 [ 1344.869982][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.870034][ T32] r10:00000000 r9:85816180 r8:8027ecf4 r7:ecbade60 r6:85816200 r5:85866c00 [ 1344.870056][ T32] r4:00000001 [ 1344.870076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.870111][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1344.870142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.870172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.870360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.870396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.870423][ T32] r4:85823080 [ 1344.870939][ T32] INFO: task kworker/0:424:6183 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.870997][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.871066][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.871170][ T32] Call trace: [ 1344.871202][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.871277][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.871304][ T32] r4:00000000 [ 1344.871462][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.871537][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.871581][ T32] dd20: b2908000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.871612][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.871638][ T32] dd60: 800f0113 ffffffff [ 1344.871667][ T32] r5:800f0113 r4:80239bb0 [ 1344.871688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.871784][ T32] r4:82ac11e4 [ 1344.871808][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.871851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.871872][ T32] r4:e06cddc0 [ 1344.871892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.871961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.871987][ T32] r4:00000000 [ 1344.872005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.872049][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.872070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.872109][ T32] r5:00001000 r4:dfd83000 [ 1344.872134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.872174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.872213][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.872260][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.872307][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.872328][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.872374][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.872396][ T32] r4:85004e00 [ 1344.872415][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.872457][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.872559][ T32] r4:00000001 [ 1344.872592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.872630][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.872665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.872706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.872750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.872791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.872818][ T32] r4:8501e100 [ 1344.872854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.872884][ T32] INFO: task kworker/0:425:6185 blocked for more than 471 seconds. [ 1344.872926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.872998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.873074][ T32] task:kworker/0:425 state:D stack:0 pid:6185 tgid:6185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.873152][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.873223][ T32] Call trace: [ 1344.873253][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.873322][ T32] r10:829189c0 r9:ecbb5d84 r8:00000002 r7:60000013 r6:ecbb5d8c r5:85868000 [ 1344.873349][ T32] r4:85868000 [ 1344.873368][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.873450][ T32] r5:85868000 r4:829189bc [ 1344.873478][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.873601][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.873665][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb5e08 [ 1344.873729][ T32] r4:00000000 [ 1344.873767][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.873809][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.873874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.873947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823300 [ 1344.873975][ T32] r4:00000000 [ 1344.873995][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.874038][ T32] r9:83018005 r8:85868000 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1344.874060][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.874101][ T32] r5:00001000 r4:ecbb9000 [ 1344.874121][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.874267][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.874312][ T32] r5:857fe78c r4:857fe400 [ 1344.874332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.874470][ T32] r7:dddced40 r6:83018000 r5:857fe78c r4:85816280 [ 1344.874495][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.874542][ T32] r10:61c88647 r9:85868000 r8:858162ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.874564][ T32] r4:85816280 [ 1344.874582][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.874627][ T32] r10:00000000 r9:85816280 r8:8027ecf4 r7:ecbb1e60 r6:85816300 r5:85868000 [ 1344.874649][ T32] r4:00000001 [ 1344.874675][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.874709][ T32] Exception stack(0xecbb5fb0 to 0xecbb5ff8) [ 1344.874735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.874762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.874961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.874994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.875017][ T32] r4:85823200 [ 1344.875225][ T32] INFO: task kworker/0:425:6185 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.875298][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.875357][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.875399][ T32] Call trace: [ 1344.875521][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.875575][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.875604][ T32] r4:00000000 [ 1344.875624][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.875679][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.875711][ T32] dd20: b2908000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.875740][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.875764][ T32] dd60: 800f0113 ffffffff [ 1344.875787][ T32] r5:800f0113 r4:80239bb0 [ 1344.875807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.875848][ T32] r4:82ac11e4 [ 1344.875898][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.875971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.876024][ T32] r4:e06cddc0 [ 1344.876074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.876118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.876152][ T32] r4:00000000 [ 1344.876192][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.876319][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.903037][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.903116][ T32] r5:00001000 r4:dfd83000 [ 1344.903139][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.903182][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.903221][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.903242][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.903284][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.903305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.903350][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.903373][ T32] r4:85004e00 [ 1344.903404][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.903481][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.903508][ T32] r4:00000001 [ 1344.903528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.903564][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.903605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.903648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.903682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.903712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.903763][ T32] r4:8501e100 [ 1344.903797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.903853][ T32] INFO: task kworker/0:426:6187 blocked for more than 471 seconds. [ 1344.903942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.903978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.904002][ T32] task:kworker/0:426 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.904056][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.904099][ T32] Call trace: [ 1344.904184][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.904239][ T32] r10:829189c0 r9:ecbbdd84 r8:00000002 r7:60000013 r6:ecbbdd8c r5:85868c00 [ 1344.904280][ T32] r4:85868c00 [ 1344.904358][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.904409][ T32] r5:85868c00 r4:829189bc [ 1344.904432][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.904472][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.904549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 [ 1344.904577][ T32] r4:00000000 [ 1344.904596][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.904635][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.904683][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.904726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823580 [ 1344.904761][ T32] r4:00000000 [ 1344.904785][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.904828][ T32] r9:83018005 r8:85868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 [ 1344.904865][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.904908][ T32] r5:00001000 r4:ecbc7000 [ 1344.904930][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.904989][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.905039][ T32] r5:857feb8c r4:857fe800 [ 1344.905061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.905103][ T32] r7:dddced40 r6:83018000 r5:857feb8c r4:85816380 [ 1344.905124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.905169][ T32] r10:61c88647 r9:85868c00 r8:858163ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.905192][ T32] r4:85816380 [ 1344.905210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.905259][ T32] r10:00000000 r9:85816380 r8:8027ecf4 r7:ecbb5e60 r6:85816400 r5:85868c00 [ 1344.905315][ T32] r4:00000001 [ 1344.905349][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.905402][ T32] Exception stack(0xecbbdfb0 to 0xecbbdff8) [ 1344.905460][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.905519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.905549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.905578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.905628][ T32] r4:85823340 [ 1344.906017][ T32] INFO: task kworker/0:426:6187 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.906054][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.906160][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.906324][ T32] Call trace: [ 1344.913572][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.913661][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.913719][ T32] r4:00000000 [ 1344.913772][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.913819][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.913863][ T32] dd20: b2e0d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.913912][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.913969][ T32] dd60: 800f0113 ffffffff [ 1344.914025][ T32] r5:800f0113 r4:80239bb0 [ 1344.914063][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.914113][ T32] r4:82ac11e4 [ 1344.914134][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.914202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.914288][ T32] r4:e06cddc0 [ 1344.914370][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.914421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.914445][ T32] r4:00000000 [ 1344.914466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.914511][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.914533][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.914575][ T32] r5:00001000 r4:dfd83000 [ 1344.914595][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.914633][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.914692][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.914729][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.914801][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.914877][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.914928][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.914950][ T32] r4:85004e00 [ 1344.914971][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.915047][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.915075][ T32] r4:00000001 [ 1344.915095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.915142][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.915172][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.915202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.915228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.915255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.915301][ T32] r4:8501e100 [ 1344.915327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.915357][ T32] INFO: task kworker/0:427:6189 blocked for more than 471 seconds. [ 1344.915389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.915418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.915452][ T32] task:kworker/0:427 state:D stack:0 pid:6189 tgid:6189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.915532][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.915601][ T32] Call trace: [ 1344.915693][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.915780][ T32] r10:829189c0 r9:ecba9d84 r8:00000002 r7:60000013 r6:ecba9d8c r5:8586a400 [ 1344.915806][ T32] r4:8586a400 [ 1344.915892][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.915947][ T32] r5:8586a400 r4:829189bc [ 1344.915970][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.916011][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.916057][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 [ 1344.916080][ T32] r4:00000000 [ 1344.916125][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.916167][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.916274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.921743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823740 [ 1344.921808][ T32] r4:00000000 [ 1344.921884][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.921960][ T32] r9:83018005 r8:8586a400 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1344.921995][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.922045][ T32] r5:00001000 r4:ecbcd000 [ 1344.922067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.922108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.922149][ T32] r5:857fef8c r4:857fec00 [ 1344.922169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.922211][ T32] r7:dddced40 r6:83018000 r5:857fef8c r4:85816480 [ 1344.922232][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.922330][ T32] r10:61c88647 r9:8586a400 r8:858164ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.922358][ T32] r4:85816480 [ 1344.922404][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.922487][ T32] r10:00000000 r9:85816480 r8:8027ecf4 r7:ecbbde60 r6:85816500 r5:8586a400 [ 1344.922581][ T32] r4:00000001 [ 1344.922626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.922704][ T32] Exception stack(0xecba9fb0 to 0xecba9ff8) [ 1344.922761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.922817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.922872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.922927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.922972][ T32] r4:85823540 [ 1344.923412][ T32] INFO: task kworker/0:427:6189 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.923452][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.923532][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.923652][ T32] Call trace: [ 1344.923699][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.923754][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.923783][ T32] r4:00000000 [ 1344.923802][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.923840][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.923868][ T32] dd20: b2e0d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.923898][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.923921][ T32] dd60: 800f0113 ffffffff [ 1344.923945][ T32] r5:800f0113 r4:80239bb0 [ 1344.923965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.924009][ T32] r4:82ac11e4 [ 1344.924062][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.924135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.924180][ T32] r4:e06cddc0 [ 1344.924218][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.924263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.924300][ T32] r4:00000000 [ 1344.924322][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.924393][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.924422][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.924464][ T32] r5:00001000 r4:dfd83000 [ 1344.924517][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.924594][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.924644][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.924673][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.924774][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.924797][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.924843][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.924892][ T32] r4:85004e00 [ 1344.924941][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.924989][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.925038][ T32] r4:00000001 [ 1344.925067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.925102][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.925128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.925156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.925211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.925248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.925272][ T32] r4:8501e100 [ 1344.925291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.925317][ T32] INFO: task kworker/0:428:6191 blocked for more than 471 seconds. [ 1344.925418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.925452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.925515][ T32] task:kworker/0:428 state:D stack:0 pid:6191 tgid:6191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.925572][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.925618][ T32] Call trace: [ 1344.925686][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.925733][ T32] r10:829189c0 r9:ecbd5d84 r8:00000002 r7:60000113 r6:ecbd5d8c r5:85869800 [ 1344.925756][ T32] r4:85869800 [ 1344.925787][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.925831][ T32] r5:85869800 r4:829189bc [ 1344.925862][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.925905][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.925950][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 1344.925974][ T32] r4:00000000 [ 1344.926031][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.926074][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.926140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.926185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823940 [ 1344.926208][ T32] r4:00000000 [ 1344.926312][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.938674][ T32] r9:83018005 r8:85869800 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1344.938714][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.938776][ T32] r5:00001000 r4:ecbd7000 [ 1344.938798][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.938837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.938904][ T32] r5:857ff38c r4:857ff000 [ 1344.938938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.938983][ T32] r7:dddced40 r6:83018000 r5:857ff38c r4:85816580 [ 1344.939005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.939072][ T32] r10:61c88647 r9:85869800 r8:858165ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.939125][ T32] r4:85816580 [ 1344.939208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.939286][ T32] r10:00000000 r9:85816580 r8:8027ecf4 r7:ecba9e60 r6:85816600 r5:85869800 [ 1344.939321][ T32] r4:00000001 [ 1344.939341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.939379][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 1344.939410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.939440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.939466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.939508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.939541][ T32] r4:85823700 [ 1344.939926][ T32] INFO: task kworker/0:428:6191 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.939964][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.940048][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.940106][ T32] Call trace: [ 1344.940141][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.940192][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.940237][ T32] r4:00000000 [ 1344.940260][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.940313][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.940355][ T32] dd20: b3108000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.940387][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.940414][ T32] dd60: 800f0113 ffffffff [ 1344.940438][ T32] r5:800f0113 r4:80239bb0 [ 1344.940464][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.940582][ T32] r4:82ac11e4 [ 1344.940608][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.940653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.940682][ T32] r4:e06cddc0 [ 1344.940702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.940743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.940765][ T32] r4:00000000 [ 1344.940837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.940884][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.940958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.941029][ T32] r5:00001000 r4:dfd83000 [ 1344.941052][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.941120][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.941173][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.941195][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.941237][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.941257][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.941303][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.941326][ T32] r4:85004e00 [ 1344.941345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.941389][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.941438][ T32] r4:00000001 [ 1344.941492][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.941529][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.941580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.941611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.941637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.941671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.941701][ T32] r4:8501e100 [ 1344.941723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.941749][ T32] INFO: task kworker/0:429:6193 blocked for more than 471 seconds. [ 1344.941778][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.941844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.941903][ T32] task:kworker/0:429 state:D stack:0 pid:6193 tgid:6193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.941962][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.942003][ T32] Call trace: [ 1344.942053][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.942103][ T32] r10:829189c0 r9:ecbc5d84 r8:00000002 r7:60000013 r6:ecbc5d8c r5:8586bc00 [ 1344.942125][ T32] r4:8586bc00 [ 1344.942144][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.942187][ T32] r5:8586bc00 r4:829189bc [ 1344.942207][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.942245][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.942290][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 [ 1344.942312][ T32] r4:00000000 [ 1344.942383][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.942426][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.942464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.942532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823a40 [ 1344.942557][ T32] r4:00000000 [ 1344.942578][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.942638][ T32] r9:83018005 r8:8586bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [ 1344.942669][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.942709][ T32] r5:00001000 r4:ecbdd000 [ 1344.942729][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.942766][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.942817][ T32] r5:857ff78c r4:857ff400 [ 1344.942848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.942918][ T32] r7:dddced40 r6:83018000 r5:857ff78c r4:85816680 [ 1344.942948][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.942993][ T32] r10:61c88647 r9:8586bc00 r8:858166ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.943015][ T32] r4:85816680 [ 1344.943125][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.943224][ T32] r10:00000000 r9:85816680 r8:8027ecf4 r7:ecbd5e60 r6:85816700 r5:8586bc00 [ 1344.943279][ T32] r4:00000001 [ 1344.943348][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.943467][ T32] Exception stack(0xecbc5fb0 to 0xecbc5ff8) [ 1344.943532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.943581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.943609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.943637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.943739][ T32] r4:85823900 [ 1344.944135][ T32] INFO: task kworker/0:429:6193 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.944252][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.944432][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.944622][ T32] Call trace: [ 1344.944697][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.944799][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.944851][ T32] r4:00000000 [ 1344.944895][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.944978][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.945040][ T32] dd20: b3108000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.945103][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.945158][ T32] dd60: 800f0113 ffffffff [ 1344.945211][ T32] r5:800f0113 r4:80239bb0 [ 1344.945258][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.945345][ T32] r4:82ac11e4 [ 1344.945386][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.945435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.945459][ T32] r4:e06cddc0 [ 1344.945478][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.945520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.945543][ T32] r4:00000000 [ 1344.945603][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.945713][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.945741][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.945784][ T32] r5:00001000 r4:dfd83000 [ 1344.945803][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.945843][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.945882][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.945917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.945990][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.946014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.946062][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.946084][ T32] r4:85004e00 [ 1344.946103][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.946147][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.946169][ T32] r4:00000001 [ 1344.946199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.946287][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.967401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.967501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.967566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.967654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.967725][ T32] r4:8501e100 [ 1344.967778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.967854][ T32] INFO: task kworker/0:430:6195 blocked for more than 471 seconds. [ 1344.967898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.967923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.967962][ T32] task:kworker/0:430 state:D stack:0 pid:6195 tgid:6195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.968035][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.968102][ T32] Call trace: [ 1344.968136][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.968189][ T32] r10:829189c0 r9:ecbe1d84 r8:00000002 r7:60000013 r6:ecbe1d8c r5:8586c800 [ 1344.968212][ T32] r4:8586c800 [ 1344.968231][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.968272][ T32] r5:8586c800 r4:829189bc [ 1344.968292][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.968337][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.968398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1344.968432][ T32] r4:00000000 [ 1344.968453][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.968508][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.968601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.968665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823ec0 [ 1344.968692][ T32] r4:00000000 [ 1344.968711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.968788][ T32] r9:83018005 r8:8586c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1d3000 [ 1344.968813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.968854][ T32] r5:00001000 r4:ecbff000 [ 1344.968873][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.968972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.969014][ T32] r5:8580838c r4:85808000 [ 1344.969034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.969076][ T32] r7:dddced40 r6:83018000 r5:8580838c r4:85816780 [ 1344.969102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.969147][ T32] r10:61c88647 r9:8586c800 r8:858167ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.969169][ T32] r4:85816780 [ 1344.969187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.969265][ T32] r10:00000000 r9:85816780 r8:8027ecf4 r7:ecbc5e60 r6:85816800 r5:8586c800 [ 1344.969291][ T32] r4:00000001 [ 1344.969310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.969346][ T32] Exception stack(0xecbe1fb0 to 0xecbe1ff8) [ 1344.969376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.969406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.969435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.969492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.969522][ T32] r4:858239c0 [ 1344.969906][ T32] INFO: task kworker/0:430:6195 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.969944][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.970033][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.970101][ T32] Call trace: [ 1344.970135][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.970185][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.970220][ T32] r4:00000000 [ 1344.970243][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.970300][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.970408][ T32] dd20: b3314000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.970467][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.970494][ T32] dd60: 800f0113 ffffffff [ 1344.970517][ T32] r5:800f0113 r4:80239bb0 [ 1344.970550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.970648][ T32] r4:82ac11e4 [ 1344.970713][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.970760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.970788][ T32] r4:e06cddc0 [ 1344.970808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.970860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.970892][ T32] r4:00000000 [ 1344.971017][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.971069][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.971093][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.971147][ T32] r5:00001000 r4:dfd83000 [ 1344.971169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.971210][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.971270][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.971347][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.971402][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.971461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.971510][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.971533][ T32] r4:85004e00 [ 1344.971551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.971596][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.971618][ T32] r4:00000001 [ 1344.971649][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.971692][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.971736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.971793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.971823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.971885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.971910][ T32] r4:8501e100 [ 1344.971930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.971987][ T32] INFO: task kworker/0:431:6197 blocked for more than 471 seconds. [ 1344.972017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.972051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.972074][ T32] task:kworker/0:431 state:D stack:0 pid:6197 tgid:6197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.972146][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.972187][ T32] Call trace: [ 1344.972231][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.972276][ T32] r10:829189c0 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:8586d400 [ 1344.972325][ T32] r4:8586d400 [ 1344.972347][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.972399][ T32] r5:8586d400 r4:829189bc [ 1344.972421][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.972460][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.972520][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1344.972598][ T32] r4:00000000 [ 1344.972621][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.972725][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.972779][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.972831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823c00 [ 1344.972854][ T32] r4:00000000 [ 1344.972877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.972921][ T32] r9:83018005 r8:8586d400 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 [ 1344.972942][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.972980][ T32] r5:00001000 r4:ecbeb000 [ 1344.973011][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.973052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.973116][ T32] r5:857ffb8c r4:857ff800 [ 1344.973165][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.973235][ T32] r7:dddced40 r6:83018000 r5:857ffb8c r4:85816880 [ 1344.973260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.973307][ T32] r10:61c88647 r9:8586d400 r8:858168ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.973331][ T32] r4:85816880 [ 1344.973350][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.973420][ T32] r10:00000000 r9:85816880 r8:8027ecf4 r7:ecbe1e60 r6:85816900 r5:8586d400 [ 1344.973451][ T32] r4:00000001 [ 1344.973470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.973623][ T32] Exception stack(0xecbe9fb0 to 0xecbe9ff8) [ 1344.973653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.973688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.973740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.973772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.973801][ T32] r4:85823d40 [ 1344.974034][ T32] INFO: task kworker/0:431:6197 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1344.974081][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.974197][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.974274][ T32] Call trace: [ 1344.974349][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.974407][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1344.974431][ T32] r4:00000000 [ 1344.974462][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.974502][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1344.974532][ T32] dd20: b3314000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1344.974561][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1344.974584][ T32] dd60: 800f0113 ffffffff [ 1344.974628][ T32] r5:800f0113 r4:80239bb0 [ 1344.974653][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.974699][ T32] r4:82ac11e4 [ 1344.974719][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.974787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1344.974813][ T32] r4:e06cddc0 [ 1344.974833][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.974887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1344.974913][ T32] r4:00000000 [ 1344.974958][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.975016][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.975067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.975170][ T32] r5:00001000 r4:dfd83000 [ 1344.975198][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.975241][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.975308][ T32] r5:84ff7f8c r4:84ff7c00 [ 1344.975332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.975410][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1344.975432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.975483][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.975536][ T32] r4:85004e00 [ 1344.975597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.975715][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1344.975762][ T32] r4:00000001 [ 1344.975829][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.975896][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1344.975926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.976039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.976110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.976193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.976250][ T32] r4:8501e100 [ 1345.006738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.006893][ T32] INFO: task kworker/0:432:6199 blocked for more than 471 seconds. [ 1345.006966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.007017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.007062][ T32] task:kworker/0:432 state:D stack:0 pid:6199 tgid:6199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.007193][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.007294][ T32] Call trace: [ 1345.007359][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.007469][ T32] r10:829189c0 r9:ecbf5d84 r8:00000002 r7:60000013 r6:ecbf5d8c r5:8586e000 [ 1345.007540][ T32] r4:8586e000 [ 1345.007605][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.007701][ T32] r5:8586e000 r4:829189bc [ 1345.007750][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.007828][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.007943][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1345.008005][ T32] r4:00000000 [ 1345.008046][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.008120][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.008217][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.008306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823dc0 [ 1345.008353][ T32] r4:00000000 [ 1345.008419][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.008532][ T32] r9:83018005 r8:8586e000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1345.008581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.008670][ T32] r5:00001000 r4:ecbf1000 [ 1345.008740][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.008867][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.008956][ T32] r5:857fff8c r4:857ffc00 [ 1345.009030][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.009150][ T32] r7:dddced40 r6:83018000 r5:857fff8c r4:85816980 [ 1345.009199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.009288][ T32] r10:61c88647 r9:8586e000 r8:858169ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.009340][ T32] r4:85816980 [ 1345.009384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.009485][ T32] r10:00000000 r9:85816980 r8:8027ecf4 r7:ecbe1e60 r6:85816a00 r5:8586e000 [ 1345.009534][ T32] r4:00000001 [ 1345.009575][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.009646][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1345.009734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.009799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.009929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.010010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.010079][ T32] r4:85823d80 [ 1345.010826][ T32] INFO: task kworker/0:432:6199 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.010880][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.010940][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.010985][ T32] Call trace: [ 1345.011073][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.011129][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.011153][ T32] r4:00000000 [ 1345.011172][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.011210][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.011239][ T32] dd20: b3894000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.011281][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.011308][ T32] dd60: 800f0113 ffffffff [ 1345.011389][ T32] r5:800f0113 r4:80239bb0 [ 1345.011422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.011470][ T32] r4:82ac11e4 [ 1345.011547][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.011595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.011618][ T32] r4:e06cddc0 [ 1345.011650][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.011702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.011725][ T32] r4:00000000 [ 1345.011779][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.011876][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.011929][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.012072][ T32] r5:00001000 r4:dfd83000 [ 1345.012135][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.012225][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.012341][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.012393][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.012511][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.012587][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.012745][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.012868][ T32] r4:85004e00 [ 1345.012919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.013018][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.013069][ T32] r4:00000001 [ 1345.013111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.013184][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.013341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.013416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.013583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.013668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.013726][ T32] r4:8501e100 [ 1345.013774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.013824][ T32] INFO: task kworker/0:433:6202 blocked for more than 471 seconds. [ 1345.013893][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.013986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.014035][ T32] task:kworker/0:433 state:D stack:0 pid:6202 tgid:6202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.014147][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.014194][ T32] Call trace: [ 1345.014228][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.014275][ T32] r10:829189c0 r9:ecc09d84 r8:00000002 r7:60000113 r6:ecc09d8c r5:8586ec00 [ 1345.014299][ T32] r4:8586ec00 [ 1345.014317][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.014357][ T32] r5:8586ec00 r4:829189bc [ 1345.014376][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.014456][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.014566][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 [ 1345.014677][ T32] r4:00000000 [ 1345.015054][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.015101][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.015141][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.015295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544be40 [ 1345.015322][ T32] r4:00000000 [ 1345.015343][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.015385][ T32] r9:83018005 r8:8586ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d5000 [ 1345.015410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.015552][ T32] r5:00001000 r4:ecc05000 [ 1345.015581][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.015664][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.015984][ T32] r5:8580878c r4:85808400 [ 1345.016013][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.016059][ T32] r7:dddced40 r6:83018000 r5:8580878c r4:85816a80 [ 1345.016094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.016143][ T32] r10:61c88647 r9:8586ec00 r8:85816aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.016187][ T32] r4:85816a80 [ 1345.016248][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.039724][ T32] r10:00000000 r9:85816a80 r8:8027ecf4 r7:ecbe1e60 r6:85816b00 r5:8586ec00 [ 1345.039827][ T32] r4:00000001 [ 1345.039976][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.040109][ T32] Exception stack(0xecc09fb0 to 0xecc09ff8) [ 1345.040180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.040252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.040315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.040388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.040447][ T32] r4:85813e40 [ 1345.041312][ T32] INFO: task kworker/0:433:6202 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.041373][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.041541][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.041633][ T32] Call trace: [ 1345.041680][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.041786][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.041843][ T32] r4:00000000 [ 1345.041891][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.041972][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.042034][ T32] dd20: b39f0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.042116][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.042177][ T32] dd60: 800f0113 ffffffff [ 1345.042231][ T32] r5:800f0113 r4:80239bb0 [ 1345.042299][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.042396][ T32] r4:82ac11e4 [ 1345.042508][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.042609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.042659][ T32] r4:e06cddc0 [ 1345.042703][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.042791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.042840][ T32] r4:00000000 [ 1345.042885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.042994][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.043118][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.043220][ T32] r5:00001000 r4:dfd83000 [ 1345.043267][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.043352][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.043442][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.043512][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.043647][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.043707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.043814][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.043867][ T32] r4:85004e00 [ 1345.043930][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.044035][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.044093][ T32] r4:00000001 [ 1345.044140][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.044222][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.044284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.044369][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.044435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.044555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.044608][ T32] r4:8501e100 [ 1345.044660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.044730][ T32] INFO: task kworker/0:434:6204 blocked for more than 471 seconds. [ 1345.044808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.044868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.044939][ T32] task:kworker/0:434 state:D stack:0 pid:6204 tgid:6204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.045212][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.045351][ T32] Call trace: [ 1345.045432][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.045602][ T32] r10:829189c0 r9:ecc11d84 r8:00000002 r7:60000013 r6:ecc11d8c r5:8586b000 [ 1345.045661][ T32] r4:8586b000 [ 1345.045705][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.045794][ T32] r5:8586b000 r4:829189bc [ 1345.045838][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.045917][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.046061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 1345.046115][ T32] r4:00000000 [ 1345.046158][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.046235][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.071499][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.071783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca0c00 [ 1345.071853][ T32] r4:00000000 [ 1345.071904][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.072009][ T32] r9:83018005 r8:8586b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d7000 [ 1345.072231][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.072438][ T32] r5:00001000 r4:ecc13000 [ 1345.072529][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.072618][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.072729][ T32] r5:85808b8c r4:85808800 [ 1345.072819][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.072921][ T32] r7:dddced40 r6:83018000 r5:85808b8c r4:85816b80 [ 1345.072971][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.073069][ T32] r10:61c88647 r9:8586b000 r8:85816bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.073189][ T32] r4:85816b80 [ 1345.073244][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.073344][ T32] r10:00000000 r9:85816b80 r8:8027ecf4 r7:ecc09e60 r6:85816c00 r5:8586b000 [ 1345.073395][ T32] r4:00000001 [ 1345.073444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.073590][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1345.073899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.073979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.074045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.074112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.074165][ T32] r4:85823f80 [ 1345.075044][ T32] INFO: task kworker/0:434:6204 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.075127][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.075661][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.076218][ T32] Call trace: [ 1345.076460][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.089316][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.089412][ T32] r4:00000000 [ 1345.089464][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.089587][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.089663][ T32] dd20: b3dad000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.089745][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.089831][ T32] dd60: 800f0113 ffffffff [ 1345.089895][ T32] r5:800f0113 r4:80239bb0 [ 1345.089944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.090058][ T32] r4:82ac11e4 [ 1345.090111][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.090205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.090279][ T32] r4:e06cddc0 [ 1345.090331][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.090447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.090511][ T32] r4:00000000 [ 1345.090562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.090657][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.090711][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.090842][ T32] r5:00001000 r4:dfd83000 [ 1345.090898][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.091007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.091116][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.091172][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.091267][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.091318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.091417][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.091472][ T32] r4:85004e00 [ 1345.091543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.091658][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.091710][ T32] r4:00000001 [ 1345.091761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.091842][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.091932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.092008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.092076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.092142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.092196][ T32] r4:8501e100 [ 1345.092253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.092343][ T32] INFO: task kworker/0:435:6205 blocked for more than 471 seconds. [ 1345.092440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.092537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.092594][ T32] task:kworker/0:435 state:D stack:0 pid:6205 tgid:6205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.092743][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.092875][ T32] Call trace: [ 1345.092957][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.093052][ T32] r10:829189c0 r9:ecbfdd84 r8:00000002 r7:60000013 r6:ecbfdd8c r5:85870000 [ 1345.093109][ T32] r4:85870000 [ 1345.093155][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.093244][ T32] r5:85870000 r4:829189bc [ 1345.093316][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.093409][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.093516][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 [ 1345.093572][ T32] r4:00000000 [ 1345.093619][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.093705][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.093798][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.093894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837100 [ 1345.093983][ T32] r4:00000000 [ 1345.094040][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.094139][ T32] r9:83018005 r8:85870000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [ 1345.094198][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.094309][ T32] r5:00001000 r4:ecc19000 [ 1345.094364][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.094453][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.094546][ T32] r5:85808f8c r4:85808c00 [ 1345.094596][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.094690][ T32] r7:dddced40 r6:83018000 r5:85808f8c r4:85816c80 [ 1345.094745][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.094840][ T32] r10:61c88647 r9:85870000 r8:85816cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.094890][ T32] r4:85816c80 [ 1345.094933][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.095047][ T32] r10:00000000 r9:85816c80 r8:8027ecf4 r7:ecc11e60 r6:85816d00 r5:85870000 [ 1345.095121][ T32] r4:00000001 [ 1345.095183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.095288][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1345.095348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.095415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.095489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.095573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.095626][ T32] r4:85823f80 [ 1345.117056][ T32] INFO: task kworker/0:435:6205 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.117246][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.117487][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.117638][ T32] Call trace: [ 1345.117750][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.117878][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.117936][ T32] r4:00000000 [ 1345.117986][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.118078][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.118149][ T32] dd20: b3fd4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.118218][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.118298][ T32] dd60: 800f0113 ffffffff [ 1345.118363][ T32] r5:800f0113 r4:80239bb0 [ 1345.118414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.118511][ T32] r4:82ac11e4 [ 1345.118584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.118697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.118773][ T32] r4:e06cddc0 [ 1345.118840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.118937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.118992][ T32] r4:00000000 [ 1345.119042][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.119138][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.119192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.119286][ T32] r5:00001000 r4:dfd83000 [ 1345.119336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.119426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.119648][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.119732][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.119845][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.119893][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.119988][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.120044][ T32] r4:85004e00 [ 1345.120092][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.120188][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.120243][ T32] r4:00000001 [ 1345.120308][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.120394][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.120459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.120555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.120630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.120699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.120767][ T32] r4:8501e100 [ 1345.120825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.120892][ T32] INFO: task kworker/0:436:6208 blocked for more than 471 seconds. [ 1345.120964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.121024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.121092][ T32] task:kworker/0:436 state:D stack:0 pid:6208 tgid:6208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.121199][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.121291][ T32] Call trace: [ 1345.121385][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.121507][ T32] r10:829189c0 r9:ecc1dd84 r8:00000002 r7:60000113 r6:ecc1dd8c r5:85870c00 [ 1345.121570][ T32] r4:85870c00 [ 1345.121620][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.121713][ T32] r5:85870c00 r4:829189bc [ 1345.121791][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.121902][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.122012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 [ 1345.122065][ T32] r4:00000000 [ 1345.122113][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.122193][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.122275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.122368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858371c0 [ 1345.122418][ T32] r4:00000000 [ 1345.122465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.122555][ T32] r9:83018005 r8:85870c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [ 1345.122626][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.122757][ T32] r5:00001000 r4:ecc27000 [ 1345.122811][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.122903][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.122996][ T32] r5:8580938c r4:85809000 [ 1345.123046][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.123150][ T32] r7:dddced40 r6:83018000 r5:8580938c r4:85816d80 [ 1345.123200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.123335][ T32] r10:61c88647 r9:85870c00 r8:85816dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.123398][ T32] r4:85816d80 [ 1345.123447][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.123547][ T32] r10:00000000 r9:85816d80 r8:8027ecf4 r7:ecbfde60 r6:85816e00 r5:85870c00 [ 1345.123661][ T32] r4:00000001 [ 1345.123733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.123839][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) [ 1345.123916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.123981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.124045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.124114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.124203][ T32] r4:858370c0 [ 1345.125004][ T32] INFO: task kworker/0:436:6208 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.125108][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.125260][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.125357][ T32] Call trace: [ 1345.125483][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.125602][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.125652][ T32] r4:00000000 [ 1345.125735][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.125825][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.125893][ T32] dd20: b3fd4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.125960][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.126014][ T32] dd60: 800f0113 ffffffff [ 1345.126101][ T32] r5:800f0113 r4:80239bb0 [ 1345.126155][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.126288][ T32] r4:82ac11e4 [ 1345.156042][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.156253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.156864][ T32] r4:e06cddc0 [ 1345.156907][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.156973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.156996][ T32] r4:00000000 [ 1345.157015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.157059][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.157080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.157123][ T32] r5:00001000 r4:dfd83000 [ 1345.157142][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.157223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.157318][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.157372][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.157476][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.157535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.157640][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.157701][ T32] r4:85004e00 [ 1345.157763][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.157870][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.157925][ T32] r4:00000001 [ 1345.157973][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.158055][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.158121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.158188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.158314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.158387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.158436][ T32] r4:8501e100 [ 1345.158488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.158556][ T32] INFO: task kworker/0:437:6209 blocked for more than 471 seconds. [ 1345.158624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.158678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.158734][ T32] task:kworker/0:437 state:D stack:0 pid:6209 tgid:6209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.158854][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.158942][ T32] Call trace: [ 1345.159010][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.159102][ T32] r10:829189c0 r9:ecc25d84 r8:00000002 r7:60000113 r6:ecc25d8c r5:85871800 [ 1345.159147][ T32] r4:85871800 [ 1345.159188][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.159266][ T32] r5:85871800 r4:829189bc [ 1345.159306][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.159409][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.159533][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 [ 1345.159592][ T32] r4:00000000 [ 1345.159644][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.159742][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.159827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.159911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837400 [ 1345.159985][ T32] r4:00000000 [ 1345.160053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.160167][ T32] r9:83018005 r8:85871800 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1345.160235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.160329][ T32] r5:00001000 r4:ecc2d000 [ 1345.160378][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.160470][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.160584][ T32] r5:8580978c r4:85809400 [ 1345.160654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.160761][ T32] r7:dddced40 r6:83018000 r5:8580978c r4:85816e80 [ 1345.160811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.160909][ T32] r10:61c88647 r9:85871800 r8:85816eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.160961][ T32] r4:85816e80 [ 1345.161006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.161103][ T32] r10:00000000 r9:85816e80 r8:8027ecf4 r7:ecc1de60 r6:85816f00 r5:85871800 [ 1345.161160][ T32] r4:00000001 [ 1345.161245][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.161333][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1345.161415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.161488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.161569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.161636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.161688][ T32] r4:85837200 [ 1345.162525][ T32] INFO: task kworker/0:437:6209 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.162624][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.162761][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.162886][ T32] Call trace: [ 1345.163001][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.163122][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.163209][ T32] r4:00000000 [ 1345.163285][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.163372][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.163433][ T32] dd20: b41fc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.163509][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.163589][ T32] dd60: 800f0113 ffffffff [ 1345.163648][ T32] r5:800f0113 r4:80239bb0 [ 1345.163697][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.163803][ T32] r4:82ac11e4 [ 1345.163857][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.163954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.164029][ T32] r4:e06cddc0 [ 1345.164148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.164244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.164295][ T32] r4:00000000 [ 1345.164341][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.164434][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.164526][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.164638][ T32] r5:00001000 r4:dfd83000 [ 1345.164689][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.164808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.164906][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.164953][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.165050][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.165128][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.165245][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.165303][ T32] r4:85004e00 [ 1345.165348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.165476][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.165547][ T32] r4:00000001 [ 1345.165591][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.165745][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.165818][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.165875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.165936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.166000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.166056][ T32] r4:8501e100 [ 1345.166105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.166166][ T32] INFO: task kworker/0:438:6210 blocked for more than 471 seconds. [ 1345.190651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.190860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.190915][ T32] task:kworker/0:438 state:D stack:0 pid:6210 tgid:6210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.191072][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.191219][ T32] Call trace: [ 1345.191301][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.191418][ T32] r10:829189c0 r9:ecc39d84 r8:00000002 r7:60000113 r6:ecc39d8c r5:85872400 [ 1345.191478][ T32] r4:85872400 [ 1345.191532][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.191652][ T32] r5:85872400 r4:829189bc [ 1345.191732][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.191831][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.191948][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 [ 1345.192024][ T32] r4:00000000 [ 1345.192077][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.192197][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.192302][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.192396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837640 [ 1345.192501][ T32] r4:00000000 [ 1345.192567][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.192676][ T32] r9:83018005 r8:85872400 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [ 1345.192738][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.192853][ T32] r5:00001000 r4:ecc3f000 [ 1345.192921][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.193018][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.193112][ T32] r5:85809b8c r4:85809800 [ 1345.193165][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.193267][ T32] r7:dddced40 r6:83018000 r5:85809b8c r4:85816f80 [ 1345.193316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.193413][ T32] r10:61c88647 r9:85872400 r8:85816fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.193462][ T32] r4:85816f80 [ 1345.193516][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.193613][ T32] r10:00000000 r9:85816f80 r8:8027ecf4 r7:ecc25e60 r6:8583d000 r5:85872400 [ 1345.193664][ T32] r4:00000001 [ 1345.193746][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.193838][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 1345.193901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.193983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.194067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.194162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.194218][ T32] r4:85837540 [ 1345.195109][ T32] INFO: task kworker/0:438:6210 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.195187][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.195354][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.195453][ T32] Call trace: [ 1345.195552][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.195678][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.195746][ T32] r4:00000000 [ 1345.195793][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.195880][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.195949][ T32] dd20: b442c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.196014][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.196072][ T32] dd60: 800f0113 ffffffff [ 1345.196126][ T32] r5:800f0113 r4:80239bb0 [ 1345.196175][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.196339][ T32] r4:82ac11e4 [ 1345.213675][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.213780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.213805][ T32] r4:e06cddc0 [ 1345.213851][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.213899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.213922][ T32] r4:00000000 [ 1345.213942][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.214089][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.214116][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.214160][ T32] r5:00001000 r4:dfd83000 [ 1345.214185][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.214226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.214265][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.214285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.214329][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.214349][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.214419][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.214505][ T32] r4:85004e00 [ 1345.214528][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.214575][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.214596][ T32] r4:00000001 [ 1345.214689][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.214736][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.214768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.214795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.214872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.214904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.214936][ T32] r4:8501e100 [ 1345.214964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.215005][ T32] INFO: task kworker/0:439:6213 blocked for more than 471 seconds. [ 1345.215039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.215089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.215140][ T32] task:kworker/0:439 state:D stack:0 pid:6213 tgid:6213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.215224][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.215270][ T32] Call trace: [ 1345.215302][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.215378][ T32] r10:829189c0 r9:ecc31d84 r8:00000002 r7:60000013 r6:ecc31d8c r5:85873000 [ 1345.215405][ T32] r4:85873000 [ 1345.215454][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.215499][ T32] r5:85873000 r4:829189bc [ 1345.215519][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.215557][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.215602][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 [ 1345.215652][ T32] r4:00000000 [ 1345.215681][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.215726][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.215765][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.215818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858377c0 [ 1345.215843][ T32] r4:00000000 [ 1345.215886][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.215931][ T32] r9:83018005 r8:85873000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 [ 1345.215977][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.216024][ T32] r5:00001000 r4:ecc45000 [ 1345.216044][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.216084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.216123][ T32] r5:85809f8c r4:85809c00 [ 1345.216142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.216237][ T32] r7:dddced40 r6:83018000 r5:85809f8c r4:8583d080 [ 1345.228628][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.228763][ T32] r10:61c88647 r9:85873000 r8:8583d0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.228801][ T32] r4:8583d080 [ 1345.228822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.228870][ T32] r10:00000000 r9:8583d080 r8:8027ecf4 r7:ecc39e60 r6:8583d100 r5:85873000 [ 1345.228892][ T32] r4:00000001 [ 1345.228912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.228949][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1345.228977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.229005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.229031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.229059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.229081][ T32] r4:85837600 [ 1345.229560][ T32] INFO: task kworker/0:439:6213 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.229630][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.229773][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.229873][ T32] Call trace: [ 1345.229945][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.230045][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.230117][ T32] r4:00000000 [ 1345.230184][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.230291][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.230358][ T32] dd20: b4837000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.230440][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.230499][ T32] dd60: 800f0113 ffffffff [ 1345.230552][ T32] r5:800f0113 r4:80239bb0 [ 1345.230616][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.230714][ T32] r4:82ac11e4 [ 1345.230774][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.230860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.230913][ T32] r4:e06cddc0 [ 1345.230960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.231076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.231144][ T32] r4:00000000 [ 1345.231190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.231276][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.231322][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.231409][ T32] r5:00001000 r4:dfd83000 [ 1345.231453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.231549][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.231640][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.231691][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.231796][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.231869][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.231974][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.232053][ T32] r4:85004e00 [ 1345.232105][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.232222][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.232285][ T32] r4:00000001 [ 1345.232350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.232431][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.232520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.232586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.232666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.232746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.232803][ T32] r4:8501e100 [ 1345.232873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.232954][ T32] INFO: task kworker/0:440:6215 blocked for more than 471 seconds. [ 1345.233026][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.233085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.233134][ T32] task:kworker/0:440 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.233243][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.233343][ T32] Call trace: [ 1345.233421][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.233519][ T32] r10:829189c0 r9:eca25d84 r8:00000002 r7:60000113 r6:eca25d8c r5:8578ec00 [ 1345.233594][ T32] r4:8578ec00 [ 1345.233650][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.233771][ T32] r5:8578ec00 r4:829189bc [ 1345.233832][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.233920][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.234006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [ 1345.234029][ T32] r4:00000000 [ 1345.234048][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.234086][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.234140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.234184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837c00 [ 1345.234207][ T32] r4:00000000 [ 1345.234225][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.234264][ T32] r9:83018005 r8:8578ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1345.234287][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.234326][ T32] r5:00001000 r4:eb67d000 [ 1345.234382][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.234425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.234480][ T32] r5:8580a78c r4:8580a400 [ 1345.234554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.234598][ T32] r7:dddced40 r6:83018000 r5:8580a78c r4:8583d180 [ 1345.234630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.234694][ T32] r10:61c88647 r9:8578ec00 r8:8583d1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.234731][ T32] r4:8583d180 [ 1345.234750][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.234796][ T32] r10:00000000 r9:8583d180 r8:8027ecf4 r7:ecc31e60 r6:85471480 r5:8578ec00 [ 1345.234820][ T32] r4:00000001 [ 1345.234839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.234873][ T32] Exception stack(0xeca25fb0 to 0xeca25ff8) [ 1345.234898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.234925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.234963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.234998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.235020][ T32] r4:85837700 [ 1345.235330][ T32] INFO: task kworker/0:440:6215 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.235367][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.235487][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.235532][ T32] Call trace: [ 1345.235563][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.235611][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.235661][ T32] r4:00000000 [ 1345.235730][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.235777][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.235807][ T32] dd20: b4837000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.235834][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.235883][ T32] dd60: 800f0113 ffffffff [ 1345.235909][ T32] r5:800f0113 r4:80239bb0 [ 1345.235954][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.235997][ T32] r4:82ac11e4 [ 1345.236017][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.236059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.236106][ T32] r4:e06cddc0 [ 1345.236129][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.236171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.236192][ T32] r4:00000000 [ 1345.236274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.260653][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.260779][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.260920][ T32] r5:00001000 r4:dfd83000 [ 1345.260969][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.261058][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.261152][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.261202][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.261305][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.261355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.261453][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.261509][ T32] r4:85004e00 [ 1345.261556][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.261653][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.261736][ T32] r4:00000001 [ 1345.261793][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.261878][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.261942][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.262008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.262071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.262131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.262179][ T32] r4:8501e100 [ 1345.262230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.262296][ T32] INFO: task kworker/0:441:6217 blocked for more than 471 seconds. [ 1345.262369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.262426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.262480][ T32] task:kworker/0:441 state:D stack:0 pid:6217 tgid:6217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.262649][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.262775][ T32] Call trace: [ 1345.262850][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.262979][ T32] r10:829189c0 r9:ecc49d84 r8:00000002 r7:60000013 r6:ecc49d8c r5:8578d400 [ 1345.263037][ T32] r4:8578d400 [ 1345.263085][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.263178][ T32] r5:8578d400 r4:829189bc [ 1345.263227][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.263308][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.263412][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 [ 1345.263473][ T32] r4:00000000 [ 1345.263538][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.263628][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.263715][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.263821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837e80 [ 1345.263895][ T32] r4:00000000 [ 1345.263970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.264075][ T32] r9:83018005 r8:8578d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1345.264123][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.264209][ T32] r5:00001000 r4:ebac7000 [ 1345.264265][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.264377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.264518][ T32] r5:8580b38c r4:8580b000 [ 1345.264571][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.264690][ T32] r7:dddced40 r6:83018000 r5:8580b38c r4:8583d200 [ 1345.264782][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.264899][ T32] r10:61c88647 r9:8578d400 r8:8583d22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.264986][ T32] r4:8583d200 [ 1345.265040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.265136][ T32] r10:00000000 r9:8583d200 r8:8027ecf4 r7:eca25e60 r6:85471500 r5:8578d400 [ 1345.265187][ T32] r4:00000001 [ 1345.265248][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.265330][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 1345.265410][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.265477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.265540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.265610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.265681][ T32] r4:85837ac0 [ 1345.278119][ T32] INFO: task kworker/0:441:6217 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.278337][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.278508][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.278637][ T32] Call trace: [ 1345.278718][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.278851][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.278907][ T32] r4:00000000 [ 1345.278956][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.279045][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.279117][ T32] dd20: b4b6c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.279184][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.279246][ T32] dd60: 800f0113 ffffffff [ 1345.279301][ T32] r5:800f0113 r4:80239bb0 [ 1345.279373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.279476][ T32] r4:82ac11e4 [ 1345.279546][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.279642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.279699][ T32] r4:e06cddc0 [ 1345.279756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.279849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.279918][ T32] r4:00000000 [ 1345.279970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.280074][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.280129][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.280215][ T32] r5:00001000 r4:dfd83000 [ 1345.280261][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.280342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.280424][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.280469][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.280599][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.280648][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.280754][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.280806][ T32] r4:85004e00 [ 1345.280877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.280999][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.281053][ T32] r4:00000001 [ 1345.281096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.281172][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.281252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.281324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.281384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.281450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.281575][ T32] r4:8501e100 [ 1345.281638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.281727][ T32] INFO: task kworker/0:442:6220 blocked for more than 471 seconds. [ 1345.281803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.281858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.281944][ T32] task:kworker/0:442 state:D stack:0 pid:6220 tgid:6220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.282048][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.282154][ T32] Call trace: [ 1345.282249][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.282345][ T32] r10:829189c0 r9:ecc3dd84 r8:00000002 r7:60000013 r6:ecc3dd8c r5:8578bc00 [ 1345.282397][ T32] r4:8578bc00 [ 1345.282445][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.282531][ T32] r5:8578bc00 r4:829189bc [ 1345.282581][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.282669][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.282778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 [ 1345.282850][ T32] r4:00000000 [ 1345.282903][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.282993][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.283093][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.283197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837cc0 [ 1345.283267][ T32] r4:00000000 [ 1345.283337][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.283435][ T32] r9:83018005 r8:8578bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1345.283527][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.283646][ T32] r5:00001000 r4:eb93f000 [ 1345.283699][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.283793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.283884][ T32] r5:8580ab8c r4:8580a800 [ 1345.283930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.284020][ T32] r7:dddced40 r6:83018000 r5:8580ab8c r4:8583d280 [ 1345.284074][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.284176][ T32] r10:61c88647 r9:8578bc00 r8:8583d2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.284246][ T32] r4:8583d280 [ 1345.284296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.284404][ T32] r10:00000000 r9:8583d280 r8:8027ecf4 r7:ecc49e60 r6:85471580 r5:8578bc00 [ 1345.284462][ T32] r4:00000001 [ 1345.284547][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.284624][ T32] Exception stack(0xecc3dfb0 to 0xecc3dff8) [ 1345.284699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.284773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.284834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.284897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.284970][ T32] r4:85837e40 [ 1345.285726][ T32] INFO: task kworker/0:442:6220 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.285814][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.285976][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.286072][ T32] Call trace: [ 1345.286142][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.308307][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.308556][ T32] r4:00000000 [ 1345.308624][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.308776][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.308863][ T32] dd20: b4d9c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.308937][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.308996][ T32] dd60: 800f0113 ffffffff [ 1345.309056][ T32] r5:800f0113 r4:80239bb0 [ 1345.309128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.309245][ T32] r4:82ac11e4 [ 1345.309309][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.309409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.309482][ T32] r4:e06cddc0 [ 1345.309601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.309657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.309681][ T32] r4:00000000 [ 1345.309701][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.309778][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.309815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.309861][ T32] r5:00001000 r4:dfd83000 [ 1345.309882][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.309921][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.309960][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.309980][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.310049][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.310074][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.310120][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.310181][ T32] r4:85004e00 [ 1345.310206][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.310252][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.310346][ T32] r4:00000001 [ 1345.310370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.310405][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.310448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.310556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.310627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.310693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.310755][ T32] r4:8501e100 [ 1345.310809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.310873][ T32] INFO: task kworker/0:443:6222 blocked for more than 471 seconds. [ 1345.310944][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.311000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.311051][ T32] task:kworker/0:443 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.311170][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.311302][ T32] Call trace: [ 1345.311420][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.311485][ T32] r10:829189c0 r9:ecc51d84 r8:00000002 r7:60000113 r6:ecc51d8c r5:8578c800 [ 1345.311509][ T32] r4:8578c800 [ 1345.311530][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.311597][ T32] r5:8578c800 r4:829189bc [ 1345.311622][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.311664][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.311708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1345.311786][ T32] r4:00000000 [ 1345.311863][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.311904][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.311967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.312091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837e00 [ 1345.312170][ T32] r4:00000000 [ 1345.312271][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.312326][ T32] r9:83018005 r8:8578c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1345.312361][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.312403][ T32] r5:00001000 r4:eba83000 [ 1345.312505][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.312576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.312645][ T32] r5:8580af8c r4:8580ac00 [ 1345.312667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.312730][ T32] r7:dddced40 r6:83018000 r5:8580af8c r4:8583d380 [ 1345.312755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.312801][ T32] r10:61c88647 r9:8578c800 r8:8583d3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.312823][ T32] r4:8583d380 [ 1345.312841][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.312884][ T32] r10:00000000 r9:8583d380 r8:8027ecf4 r7:ecc49e60 r6:85471600 r5:8578c800 [ 1345.312921][ T32] r4:00000001 [ 1345.312942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.312978][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) [ 1345.313015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.313046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.313071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.313098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.313119][ T32] r4:85837f00 [ 1345.313601][ T32] INFO: task kworker/0:443:6222 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.313643][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.313790][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.313864][ T32] Call trace: [ 1345.313895][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.313969][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.313996][ T32] r4:00000000 [ 1345.314042][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.314095][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.314135][ T32] dd20: b4d9c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.314164][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.314213][ T32] dd60: 800f0113 ffffffff [ 1345.314239][ T32] r5:800f0113 r4:80239bb0 [ 1345.314259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.314345][ T32] r4:82ac11e4 [ 1345.314369][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.314415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.314437][ T32] r4:e06cddc0 [ 1345.314456][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.314497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.314519][ T32] r4:00000000 [ 1345.314537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.314584][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.314606][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.314646][ T32] r5:00001000 r4:dfd83000 [ 1345.314665][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.314704][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.314750][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.314769][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.314873][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.314897][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.314943][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.314967][ T32] r4:85004e00 [ 1345.314985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.315028][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.315050][ T32] r4:00000001 [ 1345.315094][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.315132][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.315157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.315184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.315210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.315253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.315288][ T32] r4:8501e100 [ 1345.315310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.315336][ T32] INFO: task kworker/0:444:6225 blocked for more than 471 seconds. [ 1345.315363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.315385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.315405][ T32] task:kworker/0:444 state:D stack:0 pid:6225 tgid:6225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.315499][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.315608][ T32] Call trace: [ 1345.315667][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.315728][ T32] r10:829189c0 r9:ecc5dd84 r8:00000002 r7:60000013 r6:ecc5dd8c r5:85788000 [ 1345.315760][ T32] r4:85788000 [ 1345.315779][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.315823][ T32] r5:85788000 r4:829189bc [ 1345.315896][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.315939][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.315983][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 [ 1345.316005][ T32] r4:00000000 [ 1345.316023][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.316077][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.316116][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.316156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858423c0 [ 1345.316177][ T32] r4:00000000 [ 1345.316206][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.337584][ T32] r9:83018005 r8:85788000 r7:00000000 r6:83018000 r5:00001000 r4:7f17f000 [ 1345.337691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.337774][ T32] r5:00001000 r4:ec647000 [ 1345.337848][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.337906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.337950][ T32] r5:8588838c r4:85888000 [ 1345.337970][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.338015][ T32] r7:dddced40 r6:83018000 r5:8588838c r4:8583d300 [ 1345.338037][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.338107][ T32] r10:61c88647 r9:85788000 r8:8583d32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.338130][ T32] r4:8583d300 [ 1345.338180][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.338233][ T32] r10:00000000 r9:8583d300 r8:8027ecf4 r7:ecc49e60 r6:85471680 r5:85788000 [ 1345.338255][ T32] r4:00000001 [ 1345.338275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.338313][ T32] Exception stack(0xecc5dfb0 to 0xecc5dff8) [ 1345.338368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.338400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.338427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.338483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.338510][ T32] r4:85843000 [ 1345.338989][ T32] INFO: task kworker/0:444:6225 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.339027][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.339168][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.339214][ T32] Call trace: [ 1345.339271][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.339326][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.339351][ T32] r4:00000000 [ 1345.339370][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.339407][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.339437][ T32] dd20: b4f72000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.339602][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.339694][ T32] dd60: 800f0113 ffffffff [ 1345.339763][ T32] r5:800f0113 r4:80239bb0 [ 1345.339815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.339906][ T32] r4:82ac11e4 [ 1345.339957][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.340075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.340134][ T32] r4:e06cddc0 [ 1345.340183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.340277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.340325][ T32] r4:00000000 [ 1345.340367][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.340455][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.340539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.340630][ T32] r5:00001000 r4:dfd83000 [ 1345.340703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.340805][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.340891][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.340938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.341038][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.341090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.341188][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.341245][ T32] r4:85004e00 [ 1345.341291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.341384][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.341435][ T32] r4:00000001 [ 1345.341506][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.341617][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.341731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.341830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.341904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.341976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.342022][ T32] r4:8501e100 [ 1345.342071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.342151][ T32] INFO: task kworker/0:445:6226 blocked for more than 471 seconds. [ 1345.342222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.342274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.342342][ T32] task:kworker/0:445 state:D stack:0 pid:6226 tgid:6226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.342452][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.342545][ T32] Call trace: [ 1345.342613][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.342707][ T32] r10:829189c0 r9:ecc61d84 r8:00000002 r7:60000113 r6:ecc61d8c r5:8578e000 [ 1345.342790][ T32] r4:8578e000 [ 1345.342843][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.342933][ T32] r5:8578e000 r4:829189bc [ 1345.342977][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.343070][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.343177][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 [ 1345.343249][ T32] r4:00000000 [ 1345.343302][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.343386][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.343493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.343597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842040 [ 1345.343651][ T32] r4:00000000 [ 1345.343694][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.343792][ T32] r9:83018005 r8:8578e000 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1345.343840][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.343929][ T32] r5:00001000 r4:ebd8b000 [ 1345.343981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.344069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.344162][ T32] r5:8580b78c r4:8580b400 [ 1345.344208][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.344299][ T32] r7:dddced40 r6:83018000 r5:8580b78c r4:8583d400 [ 1345.344368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.344534][ T32] r10:61c88647 r9:8578e000 r8:8583d42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.344597][ T32] r4:8583d400 [ 1345.344699][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.344809][ T32] r10:00000000 r9:8583d400 r8:8027ecf4 r7:ecc5de60 r6:85471700 r5:8578e000 [ 1345.344862][ T32] r4:00000001 [ 1345.344908][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.344990][ T32] Exception stack(0xecc61fb0 to 0xecc61ff8) [ 1345.345070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.345150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.345231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.345297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.345354][ T32] r4:85842000 [ 1345.345917][ T32] INFO: task kworker/0:445:6226 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.346016][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.346197][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.379055][ T32] Call trace: [ 1345.379123][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.379204][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.379254][ T32] r4:00000000 [ 1345.379280][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.379353][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.379390][ T32] dd20: b52bc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.379419][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.379443][ T32] dd60: 800f0113 ffffffff [ 1345.379467][ T32] r5:800f0113 r4:80239bb0 [ 1345.379487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.379532][ T32] r4:82ac11e4 [ 1345.379584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.379668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.379728][ T32] r4:e06cddc0 [ 1345.379776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.379891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.379968][ T32] r4:00000000 [ 1345.380034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.380130][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.380183][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.380296][ T32] r5:00001000 r4:dfd83000 [ 1345.380352][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.380440][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.380587][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.380650][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.380758][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.380812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.380909][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.380981][ T32] r4:85004e00 [ 1345.381032][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.381129][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.381277][ T32] r4:00000001 [ 1345.381337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.381420][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.381484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.381555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.381626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.381694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.381754][ T32] r4:8501e100 [ 1345.381812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.381880][ T32] INFO: task kworker/0:446:6228 blocked for more than 471 seconds. [ 1345.381990][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.382052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.382181][ T32] task:kworker/0:446 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.382359][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.382484][ T32] Call trace: [ 1345.382582][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.382699][ T32] r10:829189c0 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:8578b000 [ 1345.382774][ T32] r4:8578b000 [ 1345.382836][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.382925][ T32] r5:8578b000 r4:829189bc [ 1345.382993][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.383082][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.383183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 [ 1345.383252][ T32] r4:00000000 [ 1345.383304][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.383385][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.383490][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.383591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842180 [ 1345.383660][ T32] r4:00000000 [ 1345.383707][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.383809][ T32] r9:83018005 r8:8578b000 r7:00000000 r6:83018000 r5:00001000 r4:7f17b000 [ 1345.383864][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.383953][ T32] r5:00001000 r4:ebdc7000 [ 1345.384002][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.384085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.384189][ T32] r5:8580bb8c r4:8580b800 [ 1345.384257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.384347][ T32] r7:dddced40 r6:83018000 r5:8580bb8c r4:8583d500 [ 1345.384393][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.384509][ T32] r10:61c88647 r9:8578b000 r8:8583d52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.384566][ T32] r4:8583d500 [ 1345.384633][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.384743][ T32] r10:00000000 r9:8583d500 r8:8027ecf4 r7:ecc5de60 r6:85471780 r5:8578b000 [ 1345.384801][ T32] r4:00000001 [ 1345.384843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.384919][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1345.384987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.385054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.385115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.385175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.385226][ T32] r4:85842280 [ 1345.386113][ T32] INFO: task kworker/0:446:6228 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.386271][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.407244][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.407348][ T32] Call trace: [ 1345.407388][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.407448][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.407489][ T32] r4:00000000 [ 1345.407513][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.407552][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.407581][ T32] dd20: b5461000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.407663][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.407729][ T32] dd60: 800f0113 ffffffff [ 1345.407790][ T32] r5:800f0113 r4:80239bb0 [ 1345.407839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.407940][ T32] r4:82ac11e4 [ 1345.407985][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.408097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.408171][ T32] r4:e06cddc0 [ 1345.408250][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.408351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.408405][ T32] r4:00000000 [ 1345.408508][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.408614][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.408669][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.408771][ T32] r5:00001000 r4:dfd83000 [ 1345.408819][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.408911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.408997][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.409070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.409170][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.409220][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.409345][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.409417][ T32] r4:85004e00 [ 1345.409466][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.409619][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.409684][ T32] r4:00000001 [ 1345.409752][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.409840][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.409901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.409986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.410062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.410130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.410186][ T32] r4:8501e100 [ 1345.410302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.410391][ T32] INFO: task kworker/0:447:6230 blocked for more than 471 seconds. [ 1345.410471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.410531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.410579][ T32] task:kworker/0:447 state:D stack:0 pid:6230 tgid:6230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.410706][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.410832][ T32] Call trace: [ 1345.410936][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.411053][ T32] r10:829189c0 r9:ecc71d84 r8:00000002 r7:60000113 r6:ecc71d8c r5:8577d400 [ 1345.411113][ T32] r4:8577d400 [ 1345.411177][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.411275][ T32] r5:8577d400 r4:829189bc [ 1345.411323][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.411418][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.411517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 [ 1345.411573][ T32] r4:00000000 [ 1345.411617][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.411735][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.411831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.411928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842300 [ 1345.411984][ T32] r4:00000000 [ 1345.412050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.412170][ T32] r9:83018005 r8:8577d400 r7:00000000 r6:83018000 r5:00001000 r4:7f17d000 [ 1345.412227][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.412320][ T32] r5:00001000 r4:ec617000 [ 1345.412400][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.412525][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.412621][ T32] r5:8580bf8c r4:8580bc00 [ 1345.412672][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.412781][ T32] r7:dddced40 r6:83018000 r5:8580bf8c r4:8583d480 [ 1345.412835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.412936][ T32] r10:61c88647 r9:8577d400 r8:8583d4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.412985][ T32] r4:8583d480 [ 1345.413027][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.413121][ T32] r10:00000000 r9:8583d480 r8:8027ecf4 r7:ecc5de60 r6:85471800 r5:8577d400 [ 1345.413170][ T32] r4:00000001 [ 1345.413212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.413288][ T32] Exception stack(0xecc71fb0 to 0xecc71ff8) [ 1345.413348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.413418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.413511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.413586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.413641][ T32] r4:85842140 [ 1345.414497][ T32] INFO: task kworker/0:447:6230 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.414586][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.414761][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.414895][ T32] Call trace: [ 1345.414987][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.415101][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.415160][ T32] r4:00000000 [ 1345.415208][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.415338][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.415442][ T32] dd20: b5461000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.415535][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.415599][ T32] dd60: 800f0113 ffffffff [ 1345.415674][ T32] r5:800f0113 r4:80239bb0 [ 1345.415752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.415853][ T32] r4:82ac11e4 [ 1345.415904][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.415997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.416051][ T32] r4:e06cddc0 [ 1345.416101][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.416193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.416244][ T32] r4:00000000 [ 1345.416324][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.440367][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.440534][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.440669][ T32] r5:00001000 r4:dfd83000 [ 1345.440719][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.440838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.440953][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.441008][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.441112][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.441165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.441269][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.441324][ T32] r4:85004e00 [ 1345.441372][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.441474][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.441552][ T32] r4:00000001 [ 1345.441608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.441694][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.441810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.441899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.441998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.442075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.442135][ T32] r4:8501e100 [ 1345.442189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.442270][ T32] INFO: task kworker/0:448:6233 blocked for more than 471 seconds. [ 1345.442360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.442419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.442473][ T32] task:kworker/0:448 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.442624][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.442758][ T32] Call trace: [ 1345.442850][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.442962][ T32] r10:829189c0 r9:ecc7dd84 r8:00000002 r7:60000113 r6:ecc7dd8c r5:85790c00 [ 1345.443022][ T32] r4:85790c00 [ 1345.443070][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.443165][ T32] r5:85790c00 r4:829189bc [ 1345.443218][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.443307][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.443409][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 [ 1345.443488][ T32] r4:00000000 [ 1345.443553][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.443677][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.443819][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.443916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842540 [ 1345.443951][ T32] r4:00000000 [ 1345.444032][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.444140][ T32] r9:83018005 r8:85790c00 r7:00000000 r6:83018000 r5:00001000 r4:7f181000 [ 1345.444194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.444286][ T32] r5:00001000 r4:ec679000 [ 1345.444337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.444419][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.444540][ T32] r5:8588878c r4:85888400 [ 1345.444615][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.444710][ T32] r7:dddced40 r6:83018000 r5:8588878c r4:8583d580 [ 1345.444767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.444873][ T32] r10:61c88647 r9:85790c00 r8:8583d5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.444926][ T32] r4:8583d580 [ 1345.444969][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.445064][ T32] r10:00000000 r9:8583d580 r8:8027ecf4 r7:ecc5de60 r6:85471880 r5:85790c00 [ 1345.445111][ T32] r4:00000001 [ 1345.445172][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.445261][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) [ 1345.445348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.445412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.445474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.445546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.445625][ T32] r4:85842200 [ 1345.467300][ T32] INFO: task kworker/0:448:6233 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.467563][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.467779][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.467934][ T32] Call trace: [ 1345.468034][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.468148][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.468208][ T32] r4:00000000 [ 1345.468258][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.468345][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.468415][ T32] dd20: b573c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.468515][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.468602][ T32] dd60: 800f0113 ffffffff [ 1345.468667][ T32] r5:800f0113 r4:80239bb0 [ 1345.468723][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.468825][ T32] r4:82ac11e4 [ 1345.468899][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.468999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.469048][ T32] r4:e06cddc0 [ 1345.469096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.469188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.469242][ T32] r4:00000000 [ 1345.469289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.469387][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.469447][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.469540][ T32] r5:00001000 r4:dfd83000 [ 1345.469585][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.469664][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.469754][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.469801][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.469886][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.469928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.470021][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.470065][ T32] r4:85004e00 [ 1345.470107][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.470194][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.470242][ T32] r4:00000001 [ 1345.470314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.470386][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.470453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.470513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.470572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.470629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.470681][ T32] r4:8501e100 [ 1345.470736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.470819][ T32] INFO: task kworker/0:449:6234 blocked for more than 471 seconds. [ 1345.470888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.470969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.471026][ T32] task:kworker/0:449 state:D stack:0 pid:6234 tgid:6234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.471128][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.471241][ T32] Call trace: [ 1345.471339][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.471445][ T32] r10:829189c0 r9:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85791800 [ 1345.471513][ T32] r4:85791800 [ 1345.471562][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.471670][ T32] r5:85791800 r4:829189bc [ 1345.471727][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.471827][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.471938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1345.471992][ T32] r4:00000000 [ 1345.472041][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.472129][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.472220][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.472314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842740 [ 1345.472367][ T32] r4:00000000 [ 1345.472410][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.472544][ T32] r9:83018005 r8:85791800 r7:00000000 r6:83018000 r5:00001000 r4:7f185000 [ 1345.472599][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.472702][ T32] r5:00001000 r4:ec7f5000 [ 1345.472753][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.472840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.472926][ T32] r5:85888b8c r4:85888800 [ 1345.472976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.473070][ T32] r7:dddced40 r6:83018000 r5:85888b8c r4:8583d600 [ 1345.473121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.473219][ T32] r10:61c88647 r9:85791800 r8:8583d62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.473272][ T32] r4:8583d600 [ 1345.473322][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.473417][ T32] r10:00000000 r9:8583d600 r8:8027ecf4 r7:ecc7de60 r6:85471900 r5:85791800 [ 1345.473506][ T32] r4:00000001 [ 1345.473562][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.473642][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) [ 1345.473717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.473783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.473858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.473926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.473979][ T32] r4:85842680 [ 1345.474733][ T32] INFO: task kworker/0:449:6234 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.474813][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.474940][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.475069][ T32] Call trace: [ 1345.475146][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.475251][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.475307][ T32] r4:00000000 [ 1345.475350][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.475443][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.475509][ T32] dd20: b573c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.475575][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.475655][ T32] dd60: 800f0113 ffffffff [ 1345.475757][ T32] r5:800f0113 r4:80239bb0 [ 1345.475811][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.475906][ T32] r4:82ac11e4 [ 1345.475954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.476047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.476104][ T32] r4:e06cddc0 [ 1345.476152][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.476297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.505696][ T32] r4:00000000 [ 1345.505790][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.505941][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.506000][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.506101][ T32] r5:00001000 r4:dfd83000 [ 1345.506153][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.506804][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.506952][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.507000][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.507099][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.507153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.507251][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.507301][ T32] r4:85004e00 [ 1345.507347][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.507454][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.507504][ T32] r4:00000001 [ 1345.507548][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.507625][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.507714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.507795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.507857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.507918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.507975][ T32] r4:8501e100 [ 1345.508030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.508096][ T32] INFO: task kworker/0:450:6237 blocked for more than 472 seconds. [ 1345.508182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.508241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.508293][ T32] task:kworker/0:450 state:D stack:0 pid:6237 tgid:6237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.508452][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.508579][ T32] Call trace: [ 1345.508654][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.508783][ T32] r10:829189c0 r9:eca2dd84 r8:00000002 r7:60000113 r6:eca2dd8c r5:85792400 [ 1345.508841][ T32] r4:85792400 [ 1345.508884][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.508970][ T32] r5:85792400 r4:829189bc [ 1345.509018][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.509109][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.509214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 [ 1345.509266][ T32] r4:00000000 [ 1345.509305][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.509384][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.509477][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.509584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842900 [ 1345.509645][ T32] r4:00000000 [ 1345.509699][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.509799][ T32] r9:83018005 r8:85792400 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1345.509852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.509944][ T32] r5:00001000 r4:ec82b000 [ 1345.509999][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.510108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.510199][ T32] r5:85888f8c r4:85888c00 [ 1345.510248][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.510389][ T32] r7:dddced40 r6:83018000 r5:85888f8c r4:8583d680 [ 1345.510481][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.510584][ T32] r10:61c88647 r9:85792400 r8:8583d6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.510637][ T32] r4:8583d680 [ 1345.510688][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.510783][ T32] r10:00000000 r9:8583d680 r8:8027ecf4 r7:ecc81e60 r6:85471980 r5:85792400 [ 1345.510831][ T32] r4:00000001 [ 1345.510892][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.510995][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 1345.511066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.511132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.511190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.511257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.511310][ T32] r4:85842700 [ 1345.512137][ T32] INFO: task kworker/0:450:6237 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.512228][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.512360][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.512474][ T32] Call trace: [ 1345.512575][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.512684][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.512745][ T32] r4:00000000 [ 1345.512788][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.512889][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.512959][ T32] dd20: b5987000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.513029][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.513089][ T32] dd60: 800f0113 ffffffff [ 1345.513146][ T32] r5:800f0113 r4:80239bb0 [ 1345.513195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.513288][ T32] r4:82ac11e4 [ 1345.513339][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.513443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.513500][ T32] r4:e06cddc0 [ 1345.513549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.513646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.513703][ T32] r4:00000000 [ 1345.513750][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.513846][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.513899][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.513990][ T32] r5:00001000 r4:dfd83000 [ 1345.514037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.514149][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.514254][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.514318][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.514412][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.514473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.514577][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.514649][ T32] r4:85004e00 [ 1345.514699][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.514800][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.514856][ T32] r4:00000001 [ 1345.514903][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.514984][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.515046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.515134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.515210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.515280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.515353][ T32] r4:8501e100 [ 1345.515405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.515472][ T32] INFO: task kworker/0:451:6239 blocked for more than 472 seconds. [ 1345.515538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.515591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.515637][ T32] task:kworker/0:451 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.515739][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.515828][ T32] Call trace: [ 1345.515897][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.515995][ T32] r10:829189c0 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:85875400 [ 1345.516051][ T32] r4:85875400 [ 1345.516101][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.516197][ T32] r5:85875400 r4:829189bc [ 1345.516298][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.547020][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.547229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1345.547291][ T32] r4:00000000 [ 1345.547339][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.547429][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.547535][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.547666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842980 [ 1345.547735][ T32] r4:00000000 [ 1345.547784][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.547893][ T32] r9:83018005 r8:85875400 r7:00000000 r6:83018000 r5:00001000 r4:7f189000 [ 1345.547948][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.548032][ T32] r5:00001000 r4:ec83b000 [ 1345.548078][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.548173][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.548263][ T32] r5:8588938c r4:85889000 [ 1345.548336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.548504][ T32] r7:dddced40 r6:83018000 r5:8588938c r4:8583d700 [ 1345.548584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.548714][ T32] r10:61c88647 r9:85875400 r8:8583d72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.548783][ T32] r4:8583d700 [ 1345.548842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.548940][ T32] r10:00000000 r9:8583d700 r8:8027ecf4 r7:eca2de60 r6:8583d780 r5:85875400 [ 1345.549001][ T32] r4:00000001 [ 1345.549046][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.549133][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1345.549197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.549260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.549321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.549384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.549432][ T32] r4:858424c0 [ 1345.550242][ T32] INFO: task kworker/0:451:6239 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.550354][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.550516][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.550655][ T32] Call trace: [ 1345.550758][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.550864][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.550922][ T32] r4:00000000 [ 1345.550993][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.551096][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.551174][ T32] dd20: b5cb0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.551284][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.551351][ T32] dd60: 800f0113 ffffffff [ 1345.551424][ T32] r5:800f0113 r4:80239bb0 [ 1345.551484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.551569][ T32] r4:82ac11e4 [ 1345.551616][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.551705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.551754][ T32] r4:e06cddc0 [ 1345.551831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.551957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.552021][ T32] r4:00000000 [ 1345.552068][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.552155][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.552204][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.552320][ T32] r5:00001000 r4:dfd83000 [ 1345.552414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.552575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.552677][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.552756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.552857][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.552904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.552994][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.553071][ T32] r4:85004e00 [ 1345.553120][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.553234][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.553293][ T32] r4:00000001 [ 1345.553394][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.553492][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.553578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.553674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.553745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.553813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.553866][ T32] r4:8501e100 [ 1345.553917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.554001][ T32] INFO: task kworker/0:452:6242 blocked for more than 472 seconds. [ 1345.554080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.554190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.554293][ T32] task:kworker/0:452 state:D stack:0 pid:6242 tgid:6242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.554475][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.554570][ T32] Call trace: [ 1345.554666][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.554772][ T32] r10:829189c0 r9:ecc79d84 r8:00000002 r7:60000013 r6:ecc79d8c r5:85876000 [ 1345.554839][ T32] r4:85876000 [ 1345.554899][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.555013][ T32] r5:85876000 r4:829189bc [ 1345.555065][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.555168][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.555273][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1345.555326][ T32] r4:00000000 [ 1345.555402][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.555516][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.555604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.555711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842a80 [ 1345.555768][ T32] r4:00000000 [ 1345.555813][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.555906][ T32] r9:83018005 r8:85876000 r7:00000000 r6:83018000 r5:00001000 r4:7f18b000 [ 1345.555957][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.556046][ T32] r5:00001000 r4:ec847000 [ 1345.556097][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.556185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.576966][ T32] r5:8588978c r4:85889400 [ 1345.577134][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.577321][ T32] r7:dddced40 r6:83018000 r5:8588978c r4:8583d800 [ 1345.577412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.577527][ T32] r10:61c88647 r9:85876000 r8:8583d82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.577615][ T32] r4:8583d800 [ 1345.577677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.577780][ T32] r10:00000000 r9:8583d800 r8:8027ecf4 r7:eca35e60 r6:8583d880 r5:85876000 [ 1345.577833][ T32] r4:00000001 [ 1345.577882][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.577968][ T32] Exception stack(0xecc79fb0 to 0xecc79ff8) [ 1345.578034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.578098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.578160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.578222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.578272][ T32] r4:85842a40 [ 1345.579122][ T32] INFO: task kworker/0:452:6242 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.579220][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.579460][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.579585][ T32] Call trace: [ 1345.579693][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.579817][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.579871][ T32] r4:00000000 [ 1345.579914][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.579992][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.580054][ T32] dd20: b5e0b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.580113][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.580168][ T32] dd60: 800f0113 ffffffff [ 1345.580246][ T32] r5:800f0113 r4:80239bb0 [ 1345.580296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.580391][ T32] r4:82ac11e4 [ 1345.580437][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.580562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.580613][ T32] r4:e06cddc0 [ 1345.580680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.580784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.580837][ T32] r4:00000000 [ 1345.580884][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.580975][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.581023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.581110][ T32] r5:00001000 r4:dfd83000 [ 1345.581156][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.581239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.581325][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.581374][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.581503][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.581564][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.581665][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.581738][ T32] r4:85004e00 [ 1345.581789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.581910][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.581970][ T32] r4:00000001 [ 1345.582013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.582113][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.582213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.582281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.582342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.582404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.582469][ T32] r4:8501e100 [ 1345.582537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.582633][ T32] INFO: task kworker/0:453:6244 blocked for more than 472 seconds. [ 1345.582722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.582779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.582828][ T32] task:kworker/0:453 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.582927][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.583037][ T32] Call trace: [ 1345.583139][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.583283][ T32] r10:829189c0 r9:ecc89d84 r8:00000002 r7:60000013 r6:ecc89d8c r5:85876c00 [ 1345.583398][ T32] r4:85876c00 [ 1345.583476][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.583576][ T32] r5:85876c00 r4:829189bc [ 1345.583637][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.583732][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.583837][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 [ 1345.583901][ T32] r4:00000000 [ 1345.583945][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.584057][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.584144][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.584239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842e00 [ 1345.584294][ T32] r4:00000000 [ 1345.584339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.584551][ T32] r9:83018005 r8:85876c00 r7:00000000 r6:83018000 r5:00001000 r4:7f18f000 [ 1345.584621][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.584736][ T32] r5:00001000 r4:ec9c3000 [ 1345.584789][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.584874][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.584956][ T32] r5:85889f8c r4:85889c00 [ 1345.585000][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.585091][ T32] r7:dddced40 r6:83018000 r5:85889f8c r4:8583d900 [ 1345.585167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.585271][ T32] r10:61c88647 r9:85876c00 r8:8583d92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.585336][ T32] r4:8583d900 [ 1345.585386][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.585487][ T32] r10:00000000 r9:8583d900 r8:8027ecf4 r7:ecc79e60 r6:8583d980 r5:85876c00 [ 1345.585583][ T32] r4:00000001 [ 1345.585666][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.585757][ T32] Exception stack(0xecc89fb0 to 0xecc89ff8) [ 1345.585827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.585890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.585964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.586058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.586113][ T32] r4:85842ac0 [ 1345.610097][ T32] INFO: task kworker/0:453:6244 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.610309][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.610505][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.610710][ T32] Call trace: [ 1345.610834][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.610956][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.611011][ T32] r4:00000000 [ 1345.611058][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.611154][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.611232][ T32] dd20: b602d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.611299][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.611356][ T32] dd60: 800f0113 ffffffff [ 1345.611451][ T32] r5:800f0113 r4:80239bb0 [ 1345.611526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.611626][ T32] r4:82ac11e4 [ 1345.611687][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.611802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.611861][ T32] r4:e06cddc0 [ 1345.611909][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.612004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.612051][ T32] r4:00000000 [ 1345.612094][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.612205][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.612259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.612360][ T32] r5:00001000 r4:dfd83000 [ 1345.612408][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.612560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.612666][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.612716][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.612835][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.612891][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.612997][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.613078][ T32] r4:85004e00 [ 1345.613165][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.613286][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.613352][ T32] r4:00000001 [ 1345.613402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.613518][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.613587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.613653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.613733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.613800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.613855][ T32] r4:8501e100 [ 1345.613909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.613970][ T32] INFO: task kworker/0:454:6246 blocked for more than 472 seconds. [ 1345.614039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.614107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.614177][ T32] task:kworker/0:454 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.614282][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.614372][ T32] Call trace: [ 1345.614443][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.614552][ T32] r10:829189c0 r9:ecc8dd84 r8:00000002 r7:60000113 r6:ecc8dd8c r5:85873c00 [ 1345.614605][ T32] r4:85873c00 [ 1345.614678][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.614777][ T32] r5:85873c00 r4:829189bc [ 1345.614850][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.614950][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.615075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 [ 1345.615164][ T32] r4:00000000 [ 1345.615238][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.615328][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.615455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.615560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842c80 [ 1345.615618][ T32] r4:00000000 [ 1345.615757][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.615869][ T32] r9:83018005 r8:85873c00 r7:00000000 r6:83018000 r5:00001000 r4:7f18d000 [ 1345.615920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.616046][ T32] r5:00001000 r4:ec855000 [ 1345.616103][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.616195][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.636960][ T32] r5:85889b8c r4:85889800 [ 1345.637122][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.637272][ T32] r7:dddced40 r6:83018000 r5:85889b8c r4:8583da00 [ 1345.637378][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.637522][ T32] r10:61c88647 r9:85873c00 r8:8583da2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.637625][ T32] r4:8583da00 [ 1345.637712][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.637824][ T32] r10:00000000 r9:8583da00 r8:8027ecf4 r7:ecc89e60 r6:8583da80 r5:85873c00 [ 1345.637876][ T32] r4:00000001 [ 1345.637939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.638035][ T32] Exception stack(0xecc8dfb0 to 0xecc8dff8) [ 1345.638103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.638175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.638240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.638303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.638373][ T32] r4:85842bc0 [ 1345.639227][ T32] INFO: task kworker/0:454:6246 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.639308][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.639456][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.639580][ T32] Call trace: [ 1345.639659][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.639778][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.639833][ T32] r4:00000000 [ 1345.639878][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.639964][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.640035][ T32] dd20: b60ab000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.640125][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.640185][ T32] dd60: 800f0113 ffffffff [ 1345.640271][ T32] r5:800f0113 r4:80239bb0 [ 1345.640335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.640442][ T32] r4:82ac11e4 [ 1345.640532][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.640630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.640683][ T32] r4:e06cddc0 [ 1345.640758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.640859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.640926][ T32] r4:00000000 [ 1345.641034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.641205][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.641272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.641392][ T32] r5:00001000 r4:dfd83000 [ 1345.641477][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.641597][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.641705][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.641787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.641900][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.641958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.642056][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.642108][ T32] r4:85004e00 [ 1345.642153][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.642249][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.642296][ T32] r4:00000001 [ 1345.642353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.642438][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.642515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.642615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.642705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.642767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.642817][ T32] r4:8501e100 [ 1345.642867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.642946][ T32] INFO: task kworker/0:455:6248 blocked for more than 472 seconds. [ 1345.643031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.643098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.643183][ T32] task:kworker/0:455 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.643286][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.643430][ T32] Call trace: [ 1345.643564][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.643668][ T32] r10:829189c0 r9:ecc91d84 r8:00000002 r7:60000013 r6:ecc91d8c r5:85874800 [ 1345.643772][ T32] r4:85874800 [ 1345.643841][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.643939][ T32] r5:85874800 r4:829189bc [ 1345.643988][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.644084][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.644190][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 [ 1345.644242][ T32] r4:00000000 [ 1345.644305][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.644394][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.644516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.644624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837b40 [ 1345.644674][ T32] r4:00000000 [ 1345.644743][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.644865][ T32] r9:83018005 r8:85874800 r7:00000000 r6:83018000 r5:00001000 r4:7f191000 [ 1345.644920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.645009][ T32] r5:00001000 r4:ec9d9000 [ 1345.645092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.645186][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.645287][ T32] r5:8588a38c r4:8588a000 [ 1345.645336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.645427][ T32] r7:dddced40 r6:83018000 r5:8588a38c r4:8583db00 [ 1345.645487][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.645657][ T32] r10:61c88647 r9:85874800 r8:8583db2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.645722][ T32] r4:8583db00 [ 1345.645767][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.645873][ T32] r10:00000000 r9:8583db00 r8:8027ecf4 r7:ecc89e60 r6:8583db80 r5:85874800 [ 1345.645983][ T32] r4:00000001 [ 1345.646043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.646126][ T32] Exception stack(0xecc91fb0 to 0xecc91ff8) [ 1345.646191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.670837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.670996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.671094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.671162][ T32] r4:85837d40 [ 1345.672010][ T32] INFO: task kworker/0:455:6248 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.672131][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.672323][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.672547][ T32] Call trace: [ 1345.672635][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.672756][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.672842][ T32] r4:00000000 [ 1345.672900][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.673006][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.673091][ T32] dd20: b62ee000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.673168][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.673227][ T32] dd60: 800f0113 ffffffff [ 1345.673281][ T32] r5:800f0113 r4:80239bb0 [ 1345.673332][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.673482][ T32] r4:82ac11e4 [ 1345.673551][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.673649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.673704][ T32] r4:e06cddc0 [ 1345.673757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.673926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.674012][ T32] r4:00000000 [ 1345.674067][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.674215][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.674275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.674372][ T32] r5:00001000 r4:dfd83000 [ 1345.674434][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.674534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.674624][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.674674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.674774][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.674827][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.674926][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.674990][ T32] r4:85004e00 [ 1345.675038][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.675138][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.675210][ T32] r4:00000001 [ 1345.675264][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.675344][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.675407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.675481][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.675547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.675644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.675707][ T32] r4:8501e100 [ 1345.675760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.675845][ T32] INFO: task kworker/0:456:6250 blocked for more than 472 seconds. [ 1345.675947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.676027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.676089][ T32] task:kworker/0:456 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.676208][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.697141][ T32] Call trace: [ 1345.697245][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.697395][ T32] r10:829189c0 r9:ecc95d84 r8:00000002 r7:60000113 r6:ecc95d8c r5:85880000 [ 1345.697493][ T32] r4:85880000 [ 1345.697554][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.697645][ T32] r5:85880000 r4:829189bc [ 1345.697743][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.697838][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.697939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 [ 1345.698041][ T32] r4:00000000 [ 1345.698094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.698196][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.698316][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.698419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900040 [ 1345.698498][ T32] r4:00000000 [ 1345.698562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.698674][ T32] r9:83018005 r8:85880000 r7:00000000 r6:83018000 r5:00001000 r4:7f193000 [ 1345.698763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.698866][ T32] r5:00001000 r4:ec9e5000 [ 1345.698920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.699008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.699105][ T32] r5:8588a78c r4:8588a400 [ 1345.699152][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.699256][ T32] r7:dddced40 r6:83018000 r5:8588a78c r4:8583dc00 [ 1345.699324][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.699443][ T32] r10:61c88647 r9:85880000 r8:8583dc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.699511][ T32] r4:8583dc00 [ 1345.699560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.699656][ T32] r10:00000000 r9:8583dc00 r8:8027ecf4 r7:ecc91e60 r6:8583dc80 r5:85880000 [ 1345.699713][ T32] r4:00000001 [ 1345.699765][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.699844][ T32] Exception stack(0xecc95fb0 to 0xecc95ff8) [ 1345.699900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.699965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.700035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.700135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.700200][ T32] r4:85900080 [ 1345.701042][ T32] INFO: task kworker/0:456:6250 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.701139][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.701346][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.701439][ T32] Call trace: [ 1345.701559][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.701669][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.701729][ T32] r4:00000000 [ 1345.701855][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.701950][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.702018][ T32] dd20: b6562000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.702085][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.702142][ T32] dd60: 800f0113 ffffffff [ 1345.702228][ T32] r5:800f0113 r4:80239bb0 [ 1345.702291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.702379][ T32] r4:82ac11e4 [ 1345.702439][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.702542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.702619][ T32] r4:e06cddc0 [ 1345.702708][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.702809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.702862][ T32] r4:00000000 [ 1345.702930][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.703035][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.703104][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.703200][ T32] r5:00001000 r4:dfd83000 [ 1345.703250][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.703341][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.703436][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.703496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.703631][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.703690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.703788][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.703840][ T32] r4:85004e00 [ 1345.703881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.703978][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.704034][ T32] r4:00000001 [ 1345.704097][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.704177][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.704246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.704313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.704373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.704509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.704575][ T32] r4:8501e100 [ 1345.704628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.704731][ T32] INFO: task kworker/0:457:6252 blocked for more than 472 seconds. [ 1345.704813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.704872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.704921][ T32] task:kworker/0:457 state:D stack:0 pid:6252 tgid:6252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.705068][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.705175][ T32] Call trace: [ 1345.705247][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.705379][ T32] r10:829189c0 r9:ecc99d84 r8:00000002 r7:60000113 r6:ecc99d8c r5:85880c00 [ 1345.705441][ T32] r4:85880c00 [ 1345.705507][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.705620][ T32] r5:85880c00 r4:829189bc [ 1345.705671][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.705755][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.705851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [ 1345.705914][ T32] r4:00000000 [ 1345.705957][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.706041][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.706139][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.706285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900380 [ 1345.728438][ T32] r4:00000000 [ 1345.728570][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.728725][ T32] r9:83018005 r8:85880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f197000 [ 1345.728782][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.728927][ T32] r5:00001000 r4:ec9fd000 [ 1345.728986][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.729077][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.729291][ T32] r5:8588af8c r4:8588ac00 [ 1345.729348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.729425][ T32] r7:dddced40 r6:83018000 r5:8588af8c r4:8583dd00 [ 1345.729502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.729625][ T32] r10:61c88647 r9:85880c00 r8:8583dd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.729713][ T32] r4:8583dd00 [ 1345.729805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.729915][ T32] r10:00000000 r9:8583dd00 r8:8027ecf4 r7:ecc95e60 r6:8583dd80 r5:85880c00 [ 1345.729998][ T32] r4:00000001 [ 1345.730052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.730140][ T32] Exception stack(0xecc99fb0 to 0xecc99ff8) [ 1345.730211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.730316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.730385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.730461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.730519][ T32] r4:85900300 [ 1345.731358][ T32] INFO: task kworker/0:457:6252 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.731465][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.731628][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.731803][ T32] Call trace: [ 1345.731893][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.731998][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.732068][ T32] r4:00000000 [ 1345.732117][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.732201][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.732294][ T32] dd20: b6742000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.732392][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.732461][ T32] dd60: 800f0113 ffffffff [ 1345.732562][ T32] r5:800f0113 r4:80239bb0 [ 1345.732649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.732755][ T32] r4:82ac11e4 [ 1345.732805][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.732915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.732969][ T32] r4:e06cddc0 [ 1345.733016][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.733114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.733189][ T32] r4:00000000 [ 1345.733243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.733344][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.733410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.733537][ T32] r5:00001000 r4:dfd83000 [ 1345.733597][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.733688][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.733766][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.733797][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.733854][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.733878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.733923][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.733945][ T32] r4:85004e00 [ 1345.733963][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.734007][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.734028][ T32] r4:00000001 [ 1345.734046][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.734078][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.734113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.734143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.734190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.734247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.734276][ T32] r4:8501e100 [ 1345.734308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.734364][ T32] INFO: task kworker/0:458:6255 blocked for more than 472 seconds. [ 1345.734402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.734426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.734453][ T32] task:kworker/0:458 state:D stack:0 pid:6255 tgid:6255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.734500][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.734540][ T32] Call trace: [ 1345.734569][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.734614][ T32] r10:829189c0 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:85881800 [ 1345.734635][ T32] r4:85881800 [ 1345.734654][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.734693][ T32] r5:85881800 r4:829189bc [ 1345.734713][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.734753][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.734798][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1345.734819][ T32] r4:00000000 [ 1345.734837][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.734888][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.734929][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.734969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859001c0 [ 1345.735009][ T32] r4:00000000 [ 1345.735031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.735071][ T32] r9:83018005 r8:85881800 r7:00000000 r6:83018000 r5:00001000 r4:7f195000 [ 1345.735102][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.735144][ T32] r5:00001000 r4:ec9f3000 [ 1345.735172][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.735213][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.735252][ T32] r5:8588ab8c r4:8588a800 [ 1345.735301][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.735353][ T32] r7:dddced40 r6:83018000 r5:8588ab8c r4:8583de00 [ 1345.735373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.735417][ T32] r10:61c88647 r9:85881800 r8:8583de2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.735439][ T32] r4:8583de00 [ 1345.735471][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.735517][ T32] r10:00000000 r9:8583de00 r8:8027ecf4 r7:ecc99e60 r6:8583de80 r5:85881800 [ 1345.735562][ T32] r4:00000001 [ 1345.735583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.735618][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1345.735643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.735670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.735695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.735722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.735744][ T32] r4:85900180 [ 1345.736039][ T32] INFO: task kworker/0:458:6255 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.736073][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.736128][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.736168][ T32] Call trace: [ 1345.759435][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.759656][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.759727][ T32] r4:00000000 [ 1345.759782][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.759878][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.759958][ T32] dd20: b6993000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.760031][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.760088][ T32] dd60: 800f0113 ffffffff [ 1345.760146][ T32] r5:800f0113 r4:80239bb0 [ 1345.760197][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.760298][ T32] r4:82ac11e4 [ 1345.760353][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.760468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.760560][ T32] r4:e06cddc0 [ 1345.760611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.760702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.760758][ T32] r4:00000000 [ 1345.760807][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.760905][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.760974][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.761077][ T32] r5:00001000 r4:dfd83000 [ 1345.761138][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.761234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.761343][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.761406][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.761515][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.761568][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.761700][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.761797][ T32] r4:85004e00 [ 1345.761869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.761972][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.762024][ T32] r4:00000001 [ 1345.762070][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.762147][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.762207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.762273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.762333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.762398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.762487][ T32] r4:8501e100 [ 1345.762555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.762622][ T32] INFO: task kworker/0:459:6256 blocked for more than 472 seconds. [ 1345.762704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.762763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.762814][ T32] task:kworker/0:459 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.762933][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.763029][ T32] Call trace: [ 1345.763105][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.763201][ T32] r10:829189c0 r9:ecca1d84 r8:00000002 r7:60000013 r6:ecca1d8c r5:85882400 [ 1345.763250][ T32] r4:85882400 [ 1345.763297][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.763401][ T32] r5:85882400 r4:829189bc [ 1345.763473][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.763565][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.763669][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca1e08 [ 1345.763727][ T32] r4:00000000 [ 1345.763788][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.763899][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.764018][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.764128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900800 [ 1345.764181][ T32] r4:00000000 [ 1345.764227][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.764317][ T32] r9:83018005 r8:85882400 r7:00000000 r6:83018000 r5:00001000 r4:7f19d000 [ 1345.764383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.764543][ T32] r5:00001000 r4:eca37000 [ 1345.764596][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.764698][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.764809][ T32] r5:8588bb8c r4:8588b800 [ 1345.764858][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.764953][ T32] r7:dddced40 r6:83018000 r5:8588bb8c r4:8583df00 [ 1345.765002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.765107][ T32] r10:61c88647 r9:85882400 r8:8583df2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.765168][ T32] r4:8583df00 [ 1345.765220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.765339][ T32] r10:00000000 r9:8583df00 r8:8027ecf4 r7:ecc99e60 r6:8583df80 r5:85882400 [ 1345.765397][ T32] r4:00000001 [ 1345.765477][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.765571][ T32] Exception stack(0xecca1fb0 to 0xecca1ff8) [ 1345.765637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.765703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.765792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.765881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.765940][ T32] r4:85900340 [ 1345.787308][ T32] INFO: task kworker/0:459:6256 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.787490][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.787667][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.787807][ T32] Call trace: [ 1345.787883][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.788016][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.788075][ T32] r4:00000000 [ 1345.788125][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.788219][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.788288][ T32] dd20: b6d02000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.788358][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.788418][ T32] dd60: 800f0113 ffffffff [ 1345.788518][ T32] r5:800f0113 r4:80239bb0 [ 1345.788571][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.788670][ T32] r4:82ac11e4 [ 1345.788719][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.788821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.788873][ T32] r4:e06cddc0 [ 1345.788921][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.789014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.789066][ T32] r4:00000000 [ 1345.789118][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.789238][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.789299][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.789396][ T32] r5:00001000 r4:dfd83000 [ 1345.789458][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.789559][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.789651][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.789698][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.789792][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.789844][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.789943][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.790001][ T32] r4:85004e00 [ 1345.790050][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.790151][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.790205][ T32] r4:00000001 [ 1345.790293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.790378][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.790505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.790583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.790644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.790709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.790761][ T32] r4:8501e100 [ 1345.790859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.790933][ T32] INFO: task kworker/0:460:6257 blocked for more than 472 seconds. [ 1345.791004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.791062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.791111][ T32] task:kworker/0:460 state:D stack:0 pid:6257 tgid:6257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.791222][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.791351][ T32] Call trace: [ 1345.791428][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.791542][ T32] r10:829189c0 r9:ecc85d84 r8:00000002 r7:60000013 r6:ecc85d8c r5:85883000 [ 1345.791592][ T32] r4:85883000 [ 1345.791637][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.791730][ T32] r5:85883000 r4:829189bc [ 1345.791777][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.791864][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.791961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc85e08 [ 1345.792018][ T32] r4:00000000 [ 1345.792064][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.792151][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.792236][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.792333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900540 [ 1345.792388][ T32] r4:00000000 [ 1345.792437][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.792577][ T32] r9:83018005 r8:85883000 r7:00000000 r6:83018000 r5:00001000 r4:7f199000 [ 1345.792631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.792721][ T32] r5:00001000 r4:eca0b000 [ 1345.792770][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.792858][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.792944][ T32] r5:8588b38c r4:8588b000 [ 1345.792990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.793081][ T32] r7:dddced40 r6:83018000 r5:8588b38c r4:85905000 [ 1345.793130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.793225][ T32] r10:61c88647 r9:85883000 r8:8590502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.793276][ T32] r4:85905000 [ 1345.793322][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.793416][ T32] r10:00000000 r9:85905000 r8:8027ecf4 r7:ecca1e60 r6:85905080 r5:85883000 [ 1345.793475][ T32] r4:00000001 [ 1345.793521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.793598][ T32] Exception stack(0xecc85fb0 to 0xecc85ff8) [ 1345.793685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.793778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.793845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.793907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.793960][ T32] r4:85900680 [ 1345.794613][ T32] INFO: task kworker/0:460:6257 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.794692][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.794816][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.794906][ T32] Call trace: [ 1345.794976][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.795078][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.795131][ T32] r4:00000000 [ 1345.795177][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.795259][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.795326][ T32] dd20: b6d02000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.795396][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.795482][ T32] dd60: 800f0113 ffffffff [ 1345.795554][ T32] r5:800f0113 r4:80239bb0 [ 1345.795604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.795690][ T32] r4:82ac11e4 [ 1345.795752][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.795848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.795903][ T32] r4:e06cddc0 [ 1345.795953][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.796044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.796095][ T32] r4:00000000 [ 1345.796144][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.796281][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.822536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.822631][ T32] r5:00001000 r4:dfd83000 [ 1345.822672][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.822753][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.822797][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.822818][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.822862][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.822884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.822929][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.822961][ T32] r4:85004e00 [ 1345.822984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.823030][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.823071][ T32] r4:00000001 [ 1345.823094][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.823131][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.823160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.823189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.823214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.823244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.823265][ T32] r4:8501e100 [ 1345.823289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.823329][ T32] INFO: task kworker/0:461:6260 blocked for more than 472 seconds. [ 1345.823362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.823386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.823408][ T32] task:kworker/0:461 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.823489][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.823548][ T32] Call trace: [ 1345.823580][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.823632][ T32] r10:829189c0 r9:ecca5d84 r8:00000002 r7:60000113 r6:ecca5d8c r5:85883c00 [ 1345.823655][ T32] r4:85883c00 [ 1345.823675][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.823736][ T32] r5:85883c00 r4:829189bc [ 1345.823760][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.823800][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.823845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca5e08 [ 1345.823876][ T32] r4:00000000 [ 1345.823898][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.823947][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.823988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.824028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900700 [ 1345.824050][ T32] r4:00000000 [ 1345.824068][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.824109][ T32] r9:83018005 r8:85883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f19b000 [ 1345.824129][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.824167][ T32] r5:00001000 r4:eca15000 [ 1345.824186][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.824233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.824281][ T32] r5:8588b78c r4:8588b400 [ 1345.824300][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.824341][ T32] r7:dddced40 r6:83018000 r5:8588b78c r4:85905100 [ 1345.824360][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.824460][ T32] r10:61c88647 r9:85883c00 r8:8590512c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.824546][ T32] r4:85905100 [ 1345.824601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.824704][ T32] r10:00000000 r9:85905100 r8:8027ecf4 r7:ecca1e60 r6:85905180 r5:85883c00 [ 1345.824763][ T32] r4:00000001 [ 1345.824818][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.824901][ T32] Exception stack(0xecca5fb0 to 0xecca5ff8) [ 1345.824965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.825032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.825097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.825166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.825219][ T32] r4:859006c0 [ 1345.826020][ T32] INFO: task kworker/0:461:6260 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.826069][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.826128][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.826172][ T32] Call trace: [ 1345.826218][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.844932][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.845043][ T32] r4:00000000 [ 1345.845103][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.845235][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.845311][ T32] dd20: b73ab000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.845380][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.845437][ T32] dd60: 800f0113 ffffffff [ 1345.845506][ T32] r5:800f0113 r4:80239bb0 [ 1345.845557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.845655][ T32] r4:82ac11e4 [ 1345.845732][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.845838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.845906][ T32] r4:e06cddc0 [ 1345.846009][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.846111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.846300][ T32] r4:00000000 [ 1345.851272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.851471][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.851536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.851643][ T32] r5:00001000 r4:dfd83000 [ 1345.851699][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.851792][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.851888][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.851939][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.852137][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.852206][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.852311][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.852365][ T32] r4:85004e00 [ 1345.852412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.852602][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.852673][ T32] r4:00000001 [ 1345.852724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.852818][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.852881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.852942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.853000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.853064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.853118][ T32] r4:8501e100 [ 1345.853172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.853238][ T32] INFO: task kworker/0:462:6263 blocked for more than 472 seconds. [ 1345.853326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.853384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.853440][ T32] task:kworker/0:462 state:D stack:0 pid:6263 tgid:6263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.853607][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.853771][ T32] Call trace: [ 1345.853857][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.853992][ T32] r10:829189c0 r9:eccadd84 r8:00000002 r7:60000013 r6:eccadd8c r5:85884800 [ 1345.854068][ T32] r4:85884800 [ 1345.854123][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.854229][ T32] r5:85884800 r4:829189bc [ 1345.854290][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.854380][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.854492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 [ 1345.854566][ T32] r4:00000000 [ 1345.854627][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.854719][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.854805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.854901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900980 [ 1345.854957][ T32] r4:00000000 [ 1345.855006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.855099][ T32] r9:83018005 r8:85884800 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1345.855152][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.855241][ T32] r5:00001000 r4:eca49000 [ 1345.855321][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.855424][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.855524][ T32] r5:8588bf8c r4:8588bc00 [ 1345.855573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.855671][ T32] r7:dddced40 r6:83018000 r5:8588bf8c r4:85905200 [ 1345.855788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.855905][ T32] r10:61c88647 r9:85884800 r8:8590522c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.855960][ T32] r4:85905200 [ 1345.856018][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.856120][ T32] r10:00000000 r9:85905200 r8:8027ecf4 r7:ecca1e60 r6:85905280 r5:85884800 [ 1345.856173][ T32] r4:00000001 [ 1345.856222][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.877037][ T32] Exception stack(0xeccadfb0 to 0xeccadff8) [ 1345.877147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.877216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.877279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.877348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.877399][ T32] r4:85900b80 [ 1345.878290][ T32] INFO: task kworker/0:462:6263 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.878437][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.878680][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.878865][ T32] Call trace: [ 1345.878950][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.879065][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.879122][ T32] r4:00000000 [ 1345.879168][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.879254][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.879340][ T32] dd20: b767f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.879414][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.879487][ T32] dd60: 800f0113 ffffffff [ 1345.879557][ T32] r5:800f0113 r4:80239bb0 [ 1345.879606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.879701][ T32] r4:82ac11e4 [ 1345.879755][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.879840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.879905][ T32] r4:e06cddc0 [ 1345.879957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.880069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.880137][ T32] r4:00000000 [ 1345.880190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.880283][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.880334][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.880424][ T32] r5:00001000 r4:dfd83000 [ 1345.880524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.880620][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.880709][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.880758][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.880854][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.880920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.881019][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.881074][ T32] r4:85004e00 [ 1345.881122][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.881227][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.881288][ T32] r4:00000001 [ 1345.881337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.881429][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.881506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.881569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.881661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.881740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.881806][ T32] r4:8501e100 [ 1345.881876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.881945][ T32] INFO: task kworker/0:463:6264 blocked for more than 472 seconds. [ 1345.882013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.882067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.882114][ T32] task:kworker/0:463 state:D stack:0 pid:6264 tgid:6264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.882210][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.882335][ T32] Call trace: [ 1345.882440][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.882552][ T32] r10:829189c0 r9:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:85886000 [ 1345.882608][ T32] r4:85886000 [ 1345.882657][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.882749][ T32] r5:85886000 r4:829189bc [ 1345.882796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.882937][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.883065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 [ 1345.883122][ T32] r4:00000000 [ 1345.883182][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.883277][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.883360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.883461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900a80 [ 1345.883508][ T32] r4:00000000 [ 1345.883548][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.883694][ T32] r9:83018005 r8:85886000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a1000 [ 1345.883760][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.883861][ T32] r5:00001000 r4:eca5f000 [ 1345.883905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.883996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.884085][ T32] r5:8589038c r4:85890000 [ 1345.884179][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.884293][ T32] r7:dddced40 r6:83018000 r5:8589038c r4:85905300 [ 1345.884355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.884501][ T32] r10:61c88647 r9:85886000 r8:8590532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.884563][ T32] r4:85905300 [ 1345.884610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.884710][ T32] r10:00000000 r9:85905300 r8:8027ecf4 r7:eccade60 r6:85905380 r5:85886000 [ 1345.884789][ T32] r4:00000001 [ 1345.884905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.884992][ T32] Exception stack(0xeccb1fb0 to 0xeccb1ff8) [ 1345.885054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.885119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.885181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.885245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.885297][ T32] r4:859008c0 [ 1345.885848][ T32] INFO: task kworker/0:463:6264 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.885929][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.886190][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.907212][ T32] Call trace: [ 1345.907305][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.907502][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.907569][ T32] r4:00000000 [ 1345.907618][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.907741][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.907819][ T32] dd20: b7738000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.907978][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.908051][ T32] dd60: 800f0113 ffffffff [ 1345.908106][ T32] r5:800f0113 r4:80239bb0 [ 1345.908154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.908274][ T32] r4:82ac11e4 [ 1345.908343][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.908443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.908530][ T32] r4:e06cddc0 [ 1345.908601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.908734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.908794][ T32] r4:00000000 [ 1345.908842][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.908939][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.908989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.909080][ T32] r5:00001000 r4:dfd83000 [ 1345.909125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.909208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.909299][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.909348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.909437][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.909500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.909593][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.909646][ T32] r4:85004e00 [ 1345.909730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.909885][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.910004][ T32] r4:00000001 [ 1345.910056][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.910128][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.910181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.910334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.910413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.910494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.910582][ T32] r4:8501e100 [ 1345.910665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.910766][ T32] INFO: task kworker/0:464:6266 blocked for more than 472 seconds. [ 1345.910870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.910961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.911022][ T32] task:kworker/0:464 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.911135][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.911225][ T32] Call trace: [ 1345.911293][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.911383][ T32] r10:829189c0 r9:ecca9d84 r8:00000002 r7:60000113 r6:ecca9d8c r5:85886c00 [ 1345.911429][ T32] r4:85886c00 [ 1345.911485][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.911575][ T32] r5:85886c00 r4:829189bc [ 1345.911622][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.911705][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.911802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 [ 1345.911943][ T32] r4:00000000 [ 1345.911996][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.912075][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.912155][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.912244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900e00 [ 1345.912296][ T32] r4:00000000 [ 1345.912371][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.912507][ T32] r9:83018005 r8:85886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1a5000 [ 1345.912561][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.912648][ T32] r5:00001000 r4:eca77000 [ 1345.912697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.912786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.912872][ T32] r5:85890b8c r4:85890800 [ 1345.912915][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.913012][ T32] r7:dddced40 r6:83018000 r5:85890b8c r4:85905400 [ 1345.913062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.913202][ T32] r10:61c88647 r9:85886c00 r8:8590542c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.913265][ T32] r4:85905400 [ 1345.913313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.913440][ T32] r10:00000000 r9:85905400 r8:8027ecf4 r7:eccb1e60 r6:85905480 r5:85886c00 [ 1345.913506][ T32] r4:00000001 [ 1345.913652][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.913742][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1345.913804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.913869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.913928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.913991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.914197][ T32] r4:85900a00 [ 1345.915105][ T32] INFO: task kworker/0:464:6266 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.915199][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.915396][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.915502][ T32] Call trace: [ 1345.915578][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.915683][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.915739][ T32] r4:00000000 [ 1345.915784][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.915869][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.915932][ T32] dd20: b7738000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.915998][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.916055][ T32] dd60: 800f0113 ffffffff [ 1345.916114][ T32] r5:800f0113 r4:80239bb0 [ 1345.916162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.916324][ T32] r4:82ac11e4 [ 1345.942945][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.943120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.943181][ T32] r4:e06cddc0 [ 1345.943231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.943330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.943385][ T32] r4:00000000 [ 1345.943492][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.943617][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.943677][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.943840][ T32] r5:00001000 r4:dfd83000 [ 1345.943906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.943997][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.944101][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.944151][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.944251][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.944342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.944455][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.944542][ T32] r4:85004e00 [ 1345.944594][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.944716][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.944786][ T32] r4:00000001 [ 1345.944837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.944921][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.944988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.945055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.945121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.945189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.945245][ T32] r4:8501e100 [ 1345.945301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.945388][ T32] INFO: task kworker/0:465:6268 blocked for more than 472 seconds. [ 1345.945472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.945533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.945586][ T32] task:kworker/0:465 state:D stack:0 pid:6268 tgid:6268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.945707][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.945808][ T32] Call trace: [ 1345.945909][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.946023][ T32] r10:829189c0 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:851a8000 [ 1345.946079][ T32] r4:851a8000 [ 1345.946127][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.946295][ T32] r5:851a8000 r4:829189bc [ 1345.961474][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.961653][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.961765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 1345.961826][ T32] r4:00000000 [ 1345.961886][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.961974][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.962062][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.962153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900d40 [ 1345.962204][ T32] r4:00000000 [ 1345.962248][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.962338][ T32] r9:83018005 r8:851a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a3000 [ 1345.962389][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962499][ T32] r5:00001000 r4:eca69000 [ 1345.962548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.962635][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.962731][ T32] r5:8589078c r4:85890400 [ 1345.962784][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.962883][ T32] r7:dddced40 r6:83018000 r5:8589078c r4:85905500 [ 1345.962937][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.963088][ T32] r10:61c88647 r9:851a8000 r8:8590552c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.963171][ T32] r4:85905500 [ 1345.963254][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.963359][ T32] r10:00000000 r9:85905500 r8:8027ecf4 r7:ecca9e60 r6:85905580 r5:851a8000 [ 1345.963424][ T32] r4:00000001 [ 1345.963484][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963568][ T32] Exception stack(0xeccb5fb0 to 0xeccb5ff8) [ 1345.963633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.963696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.963822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.963875][ T32] r4:85900b00 [ 1345.964750][ T32] INFO: task kworker/0:465:6268 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.964835][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.965018][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.965154][ T32] Call trace: [ 1345.965263][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.965374][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.965474][ T32] r4:00000000 [ 1345.965546][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.965672][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.965748][ T32] dd20: b7ceb000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.965832][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.965906][ T32] dd60: 800f0113 ffffffff [ 1345.965975][ T32] r5:800f0113 r4:80239bb0 [ 1345.966026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.966136][ T32] r4:82ac11e4 [ 1345.966186][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.976971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.977107][ T32] r4:e06cddc0 [ 1345.977163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.977300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.977364][ T32] r4:00000000 [ 1345.977431][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.977545][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.977598][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.977690][ T32] r5:00001000 r4:dfd83000 [ 1345.977754][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.977848][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.977935][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.977982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.978092][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.978166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.978280][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.978338][ T32] r4:85004e00 [ 1345.978397][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.978537][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1345.978594][ T32] r4:00000001 [ 1345.978642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.978726][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1345.978808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.978884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.978949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.979018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.979074][ T32] r4:8501e100 [ 1345.979150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.979237][ T32] INFO: task kworker/0:466:6269 blocked for more than 472 seconds. [ 1345.979317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.979377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.979429][ T32] task:kworker/0:466 state:D stack:0 pid:6269 tgid:6269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.979591][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.979687][ T32] Call trace: [ 1345.979771][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.979873][ T32] r10:829189c0 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:851a8c00 [ 1345.979920][ T32] r4:851a8c00 [ 1345.979964][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.980083][ T32] r5:851a8c00 r4:829189bc [ 1345.980156][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.980343][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.980464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 [ 1345.980549][ T32] r4:00000000 [ 1345.980595][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.980695][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.980830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.980935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842f80 [ 1345.980992][ T32] r4:00000000 [ 1345.981062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.981204][ T32] r9:83018005 r8:851a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1a9000 [ 1345.981271][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.981373][ T32] r5:00001000 r4:eca85000 [ 1345.981420][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.981518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.981625][ T32] r5:85890f8c r4:85890c00 [ 1345.981730][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.981852][ T32] r7:dddced40 r6:83018000 r5:85890f8c r4:85905600 [ 1345.981918][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.982023][ T32] r10:61c88647 r9:851a8c00 r8:8590562c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.982086][ T32] r4:85905600 [ 1345.982148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.982248][ T32] r10:00000000 r9:85905600 r8:8027ecf4 r7:ecca9e60 r6:85905680 r5:851a8c00 [ 1345.982302][ T32] r4:00000001 [ 1345.982350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.982428][ T32] Exception stack(0xeccb9fb0 to 0xeccb9ff8) [ 1345.982528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.982609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.982730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.982813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.982892][ T32] r4:85900fc0 [ 1345.983768][ T32] INFO: task kworker/0:466:6269 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1345.983848][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.983977][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.984071][ T32] Call trace: [ 1345.984143][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.984249][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1345.984322][ T32] r4:00000000 [ 1345.984388][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.984533][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1345.984607][ T32] dd20: b7ceb000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1345.984673][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1345.984730][ T32] dd60: 800f0113 ffffffff [ 1345.984785][ T32] r5:800f0113 r4:80239bb0 [ 1345.984835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.984930][ T32] r4:82ac11e4 [ 1345.984992][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.985086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1345.985141][ T32] r4:e06cddc0 [ 1345.985189][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.985282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1345.985332][ T32] r4:00000000 [ 1345.985378][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.985481][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.985567][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.985672][ T32] r5:00001000 r4:dfd83000 [ 1345.985720][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.985810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.985898][ T32] r5:84ff7f8c r4:84ff7c00 [ 1345.985945][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.986049][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1345.986100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.986196][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.986310][ T32] r4:85004e00 [ 1346.013124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.013303][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.013360][ T32] r4:00000001 [ 1346.013408][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.013555][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.013647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.013724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.013802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.013870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.013922][ T32] r4:8501e100 [ 1346.013977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.014042][ T32] INFO: task kworker/0:467:6272 blocked for more than 472 seconds. [ 1346.014111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.014165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.014215][ T32] task:kworker/0:467 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.014336][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.014455][ T32] Call trace: [ 1346.014538][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.014644][ T32] r10:829189c0 r9:eccbdd84 r8:00000002 r7:60000113 r6:eccbdd8c r5:851a9800 [ 1346.014698][ T32] r4:851a9800 [ 1346.014748][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.014839][ T32] r5:851a9800 r4:829189bc [ 1346.014900][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.014987][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.015084][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 [ 1346.015134][ T32] r4:00000000 [ 1346.015189][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.015284][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.015371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.015469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913000 [ 1346.015556][ T32] r4:00000000 [ 1346.015609][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.015706][ T32] r9:83018005 r8:851a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f1ab000 [ 1346.015759][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.015857][ T32] r5:00001000 r4:eca99000 [ 1346.015906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.015994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.016094][ T32] r5:8589138c r4:85891000 [ 1346.016142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.016282][ T32] r7:dddced40 r6:83018000 r5:8589138c r4:85905700 [ 1346.030470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.030654][ T32] r10:61c88647 r9:851a9800 r8:8590572c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.030710][ T32] r4:85905700 [ 1346.030778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.030938][ T32] r10:00000000 r9:85905700 r8:8027ecf4 r7:eccb9e60 r6:85905780 r5:851a9800 [ 1346.030999][ T32] r4:00000001 [ 1346.031064][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.031150][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) [ 1346.031230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.031301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.031365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.031433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.031506][ T32] r4:85842600 [ 1346.032353][ T32] INFO: task kworker/0:467:6272 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.032459][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.032669][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.032780][ T32] Call trace: [ 1346.032853][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.032964][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.033013][ T32] r4:00000000 [ 1346.033058][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.033141][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.033207][ T32] dd20: b82b7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.033278][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.033332][ T32] dd60: 800f0113 ffffffff [ 1346.033388][ T32] r5:800f0113 r4:80239bb0 [ 1346.033500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.033616][ T32] r4:82ac11e4 [ 1346.033678][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.033778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.033854][ T32] r4:e06cddc0 [ 1346.033919][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.034044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.034114][ T32] r4:00000000 [ 1346.034191][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.034293][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.034356][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.034466][ T32] r5:00001000 r4:dfd83000 [ 1346.034521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.034612][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.034708][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.034757][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.034858][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.034929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.035043][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.035099][ T32] r4:85004e00 [ 1346.035149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.035269][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.035341][ T32] r4:00000001 [ 1346.035389][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.035499][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.035578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.035671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.035750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.035819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.035885][ T32] r4:8501e100 [ 1346.035937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.036003][ T32] INFO: task kworker/0:468:6275 blocked for more than 472 seconds. [ 1346.036090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.036173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.036296][ T32] task:kworker/0:468 state:D stack:0 pid:6275 tgid:6275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.057872][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.058062][ T32] Call trace: [ 1346.058191][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.058311][ T32] r10:829189c0 r9:eccc1d84 r8:00000002 r7:60000013 r6:eccc1d8c r5:851aa400 [ 1346.058365][ T32] r4:851aa400 [ 1346.058413][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.058513][ T32] r5:851aa400 r4:829189bc [ 1346.058560][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.058647][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.058748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1346.058819][ T32] r4:00000000 [ 1346.058917][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.059024][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.059116][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.059218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913700 [ 1346.059270][ T32] r4:00000000 [ 1346.059321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.059431][ T32] r9:83018005 r8:851aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f1b5000 [ 1346.059500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.059636][ T32] r5:00001000 r4:ecadf000 [ 1346.059697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.059793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.059883][ T32] r5:85891f8c r4:85891c00 [ 1346.059934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.060033][ T32] r7:dddced40 r6:83018000 r5:85891f8c r4:85905800 [ 1346.060099][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.060211][ T32] r10:61c88647 r9:851aa400 r8:8590582c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.060266][ T32] r4:85905800 [ 1346.060318][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.060418][ T32] r10:00000000 r9:85905800 r8:8027ecf4 r7:eccbde60 r6:85905880 r5:851aa400 [ 1346.060516][ T32] r4:00000001 [ 1346.060572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.060655][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) [ 1346.060732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.060811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.060876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.060951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.061014][ T32] r4:859133c0 [ 1346.061890][ T32] INFO: task kworker/0:468:6275 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.061996][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.062132][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.062231][ T32] Call trace: [ 1346.062326][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.062437][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.062506][ T32] r4:00000000 [ 1346.062553][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.062640][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.062707][ T32] dd20: b853f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.062800][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.062872][ T32] dd60: 800f0113 ffffffff [ 1346.062944][ T32] r5:800f0113 r4:80239bb0 [ 1346.063011][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.063117][ T32] r4:82ac11e4 [ 1346.063168][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.063263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.063317][ T32] r4:e06cddc0 [ 1346.063364][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.063478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.063544][ T32] r4:00000000 [ 1346.063599][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.063715][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.063785][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.063889][ T32] r5:00001000 r4:dfd83000 [ 1346.063957][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.064054][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.064144][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.064194][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.064294][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.064348][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.064464][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.064545][ T32] r4:85004e00 [ 1346.064588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.064689][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.064744][ T32] r4:00000001 [ 1346.064789][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.064866][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.064924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.065008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.065078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.065145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.065214][ T32] r4:8501e100 [ 1346.065286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.065381][ T32] INFO: task kworker/0:469:6276 blocked for more than 472 seconds. [ 1346.065471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.065530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.065580][ T32] task:kworker/0:469 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.065708][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.065806][ T32] Call trace: [ 1346.065900][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.066006][ T32] r10:829189c0 r9:eccc5d84 r8:00000002 r7:60000113 r6:eccc5d8c r5:851ab000 [ 1346.066062][ T32] r4:851ab000 [ 1346.066105][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.066201][ T32] r5:851ab000 r4:829189bc [ 1346.086877][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.087111][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.087219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 [ 1346.087278][ T32] r4:00000000 [ 1346.087341][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.087461][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.087571][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.087664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913140 [ 1346.087723][ T32] r4:00000000 [ 1346.087771][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.087867][ T32] r9:83018005 r8:851ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1ad000 [ 1346.087917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.088010][ T32] r5:00001000 r4:ecaa7000 [ 1346.088057][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.088142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.088231][ T32] r5:8589178c r4:85891400 [ 1346.088278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.088375][ T32] r7:dddced40 r6:83018000 r5:8589178c r4:85905900 [ 1346.088437][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.088575][ T32] r10:61c88647 r9:851ab000 r8:8590592c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.088631][ T32] r4:85905900 [ 1346.088678][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.088775][ T32] r10:00000000 r9:85905900 r8:8027ecf4 r7:eccc1e60 r6:85905980 r5:851ab000 [ 1346.088829][ T32] r4:00000001 [ 1346.088878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.088984][ T32] Exception stack(0xeccc5fb0 to 0xeccc5ff8) [ 1346.089072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.089144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.089205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.089269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.089323][ T32] r4:85913080 [ 1346.090173][ T32] INFO: task kworker/0:469:6276 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.090287][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.090444][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.090559][ T32] Call trace: [ 1346.090631][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.090760][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.090835][ T32] r4:00000000 [ 1346.090884][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.090970][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.091053][ T32] dd20: b8710000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.091163][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.091241][ T32] dd60: 800f0113 ffffffff [ 1346.091320][ T32] r5:800f0113 r4:80239bb0 [ 1346.091374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.091473][ T32] r4:82ac11e4 [ 1346.091522][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.091614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.091718][ T32] r4:e06cddc0 [ 1346.091773][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.091861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.091903][ T32] r4:00000000 [ 1346.091967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.092072][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.092127][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.092231][ T32] r5:00001000 r4:dfd83000 [ 1346.092282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.092374][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.092503][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.092559][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.092671][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.092729][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.092832][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.092900][ T32] r4:85004e00 [ 1346.092952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.093055][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.093110][ T32] r4:00000001 [ 1346.093158][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.093240][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.093302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.093367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.093426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.093504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.093561][ T32] r4:8501e100 [ 1346.093614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.093681][ T32] INFO: task kworker/0:470:6280 blocked for more than 472 seconds. [ 1346.093760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.093817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.093867][ T32] task:kworker/0:470 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.093974][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.094191][ T32] Call trace: [ 1346.094296][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.094425][ T32] r10:829189c0 r9:eccc9d84 r8:00000002 r7:60000013 r6:eccc9d8c r5:85793000 [ 1346.094501][ T32] r4:85793000 [ 1346.094550][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.094641][ T32] r5:85793000 r4:829189bc [ 1346.094707][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.094802][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.094904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 [ 1346.094965][ T32] r4:00000000 [ 1346.095018][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.095122][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.095205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.095299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913880 [ 1346.095351][ T32] r4:00000000 [ 1346.095397][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.095500][ T32] r9:83018005 r8:85793000 r7:00000000 r6:83018000 r5:00001000 r4:7f1b7000 [ 1346.095563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.095649][ T32] r5:00001000 r4:ecaeb000 [ 1346.095694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.095786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.095880][ T32] r5:8589238c r4:85892000 [ 1346.095929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.096025][ T32] r7:dddced40 r6:83018000 r5:8589238c r4:85905a00 [ 1346.096077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.096175][ T32] r10:61c88647 r9:85793000 r8:85905a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.096231][ T32] r4:85905a00 [ 1346.117047][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.117336][ T32] r10:00000000 r9:85905a00 r8:8027ecf4 r7:eccc1e60 r6:85471a00 r5:85793000 [ 1346.117395][ T32] r4:00000001 [ 1346.117446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.117532][ T32] Exception stack(0xeccc9fb0 to 0xeccc9ff8) [ 1346.117598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.117665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.117737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.117804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.117872][ T32] r4:85913840 [ 1346.118772][ T32] INFO: task kworker/0:470:6280 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.118858][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.119005][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.119132][ T32] Call trace: [ 1346.119231][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.119341][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.119450][ T32] r4:00000000 [ 1346.119513][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.119602][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.119665][ T32] dd20: b88c9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.119758][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.119826][ T32] dd60: 800f0113 ffffffff [ 1346.119895][ T32] r5:800f0113 r4:80239bb0 [ 1346.119949][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.120061][ T32] r4:82ac11e4 [ 1346.120134][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.120307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.120376][ T32] r4:e06cddc0 [ 1346.120425][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.120594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.120674][ T32] r4:00000000 [ 1346.120769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.120871][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.120920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.121012][ T32] r5:00001000 r4:dfd83000 [ 1346.121061][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.121148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.121255][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.121332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.121438][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.121490][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.121595][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.121653][ T32] r4:85004e00 [ 1346.121707][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.121809][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.121865][ T32] r4:00000001 [ 1346.121931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.122070][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.122139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.122219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.122286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.122371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.122486][ T32] r4:8501e100 [ 1346.122556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.122641][ T32] INFO: task kworker/0:471:6283 blocked for more than 472 seconds. [ 1346.122726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.122784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.122833][ T32] task:kworker/0:471 state:D stack:0 pid:6283 tgid:6283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.122939][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.123035][ T32] Call trace: [ 1346.123110][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.123206][ T32] r10:829189c0 r9:ecccdd84 r8:00000002 r7:60000113 r6:ecccdd8c r5:85795400 [ 1346.123257][ T32] r4:85795400 [ 1346.123300][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.123387][ T32] r5:85795400 r4:829189bc [ 1346.123456][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.123544][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.123644][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecccde08 [ 1346.123710][ T32] r4:00000000 [ 1346.123758][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.123865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.123976][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.124101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913980 [ 1346.124159][ T32] r4:00000000 [ 1346.124207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.124298][ T32] r9:83018005 r8:85795400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1346.124354][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.124441][ T32] r5:00001000 r4:dfb23000 [ 1346.124528][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.124614][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.124725][ T32] r5:8589278c r4:85892400 [ 1346.124777][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.124874][ T32] r7:dddced40 r6:83018000 r5:8589278c r4:85905a80 [ 1346.124926][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.125042][ T32] r10:61c88647 r9:85795400 r8:85905aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.125100][ T32] r4:85905a80 [ 1346.125147][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.125247][ T32] r10:00000000 r9:85905a80 r8:8027ecf4 r7:eccc9e60 r6:85471a80 r5:85795400 [ 1346.125299][ T32] r4:00000001 [ 1346.125370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.125481][ T32] Exception stack(0xecccdfb0 to 0xecccdff8) [ 1346.125564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.125643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.125748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.125820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.125892][ T32] r4:85913640 [ 1346.157112][ T32] INFO: task kworker/0:471:6283 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.157342][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.157535][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.157715][ T32] Call trace: [ 1346.157814][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.157932][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.157986][ T32] r4:00000000 [ 1346.158035][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.158177][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.158266][ T32] dd20: b8b02000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.158350][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.158423][ T32] dd60: 800f0113 ffffffff [ 1346.158488][ T32] r5:800f0113 r4:80239bb0 [ 1346.158539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.158633][ T32] r4:82ac11e4 [ 1346.158683][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.158781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.158846][ T32] r4:e06cddc0 [ 1346.158916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.159017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.159068][ T32] r4:00000000 [ 1346.159114][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.159205][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.159254][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.159341][ T32] r5:00001000 r4:dfd83000 [ 1346.159388][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.159496][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.159601][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.159653][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.159782][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.159855][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.159979][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.160038][ T32] r4:85004e00 [ 1346.160088][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.160204][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.160285][ T32] r4:00000001 [ 1346.160350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.160430][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.160577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.160671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.160761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.160846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.160906][ T32] r4:8501e100 [ 1346.160959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.161020][ T32] INFO: task kworker/0:472:6285 blocked for more than 472 seconds. [ 1346.161106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.161183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.161236][ T32] task:kworker/0:472 state:D stack:0 pid:6285 tgid:6285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.161338][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.161427][ T32] Call trace: [ 1346.161502][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.161598][ T32] r10:829189c0 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:85796000 [ 1346.161652][ T32] r4:85796000 [ 1346.161706][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.161795][ T32] r5:85796000 r4:829189bc [ 1346.161842][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.161929][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.162050][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1346.162106][ T32] r4:00000000 [ 1346.162150][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.162250][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.162341][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.162430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913a40 [ 1346.162486][ T32] r4:00000000 [ 1346.162531][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.162621][ T32] r9:83018005 r8:85796000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1346.162670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.162771][ T32] r5:00001000 r4:eb5b3000 [ 1346.162838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.162941][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.163031][ T32] r5:85892b8c r4:85892800 [ 1346.163076][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.163183][ T32] r7:dddced40 r6:83018000 r5:85892b8c r4:85905b00 [ 1346.163239][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.163336][ T32] r10:61c88647 r9:85796000 r8:85905b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.163404][ T32] r4:85905b00 [ 1346.163454][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.163551][ T32] r10:00000000 r9:85905b00 r8:8027ecf4 r7:ecccde60 r6:85471b00 r5:85796000 [ 1346.163601][ T32] r4:00000001 [ 1346.163663][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.163752][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1346.163813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.163876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.163951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.164056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.164114][ T32] r4:85913800 [ 1346.164879][ T32] INFO: task kworker/0:472:6285 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.164951][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.165075][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.165194][ T32] Call trace: [ 1346.165282][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.165491][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.165554][ T32] r4:00000000 [ 1346.165615][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.165726][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.165795][ T32] dd20: b8b02000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.165861][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.165916][ T32] dd60: 800f0113 ffffffff [ 1346.165974][ T32] r5:800f0113 r4:80239bb0 [ 1346.166021][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.166109][ T32] r4:82ac11e4 [ 1346.166179][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.166279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.191307][ T32] r4:e06cddc0 [ 1346.191556][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.191714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.191792][ T32] r4:00000000 [ 1346.191849][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.191950][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.192004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.192093][ T32] r5:00001000 r4:dfd83000 [ 1346.192141][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.192242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.192343][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.192398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.192526][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.192583][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.192678][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.192744][ T32] r4:85004e00 [ 1346.192795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.192921][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.192984][ T32] r4:00000001 [ 1346.193035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.193119][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.193186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.193273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.193354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.193423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.193479][ T32] r4:8501e100 [ 1346.193554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.193653][ T32] INFO: task kworker/0:473:6288 blocked for more than 472 seconds. [ 1346.193748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.193831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.193893][ T32] task:kworker/0:473 state:D stack:0 pid:6288 tgid:6288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.194008][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.194096][ T32] Call trace: [ 1346.194196][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.194312][ T32] r10:829189c0 r9:eccddd84 r8:00000002 r7:60000013 r6:eccddd8c r5:85794800 [ 1346.194366][ T32] r4:85794800 [ 1346.194414][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.194508][ T32] r5:85794800 r4:829189bc [ 1346.194603][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.194711][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.194817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccdde08 [ 1346.194870][ T32] r4:00000000 [ 1346.194918][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.195003][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.195088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.195201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913bc0 [ 1346.195273][ T32] r4:00000000 [ 1346.195323][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.195419][ T32] r9:83018005 r8:85794800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1346.195575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.195693][ T32] r5:00001000 r4:eb9e1000 [ 1346.195759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.195848][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.195934][ T32] r5:85892f8c r4:85892c00 [ 1346.195980][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.196072][ T32] r7:dddced40 r6:83018000 r5:85892f8c r4:85905b80 [ 1346.196118][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.196231][ T32] r10:61c88647 r9:85794800 r8:85905bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.206989][ T32] r4:85905b80 [ 1346.207183][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.207334][ T32] r10:00000000 r9:85905b80 r8:8027ecf4 r7:ecb19e60 r6:85471b80 r5:85794800 [ 1346.207390][ T32] r4:00000001 [ 1346.207440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.207526][ T32] Exception stack(0xeccddfb0 to 0xeccddff8) [ 1346.207593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.207660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.207732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.207799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.207850][ T32] r4:85913a80 [ 1346.208728][ T32] INFO: task kworker/0:473:6288 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.208812][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.208957][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.209085][ T32] Call trace: [ 1346.209168][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.209296][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.209381][ T32] r4:00000000 [ 1346.209433][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.209522][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.209589][ T32] dd20: b8d4b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.209655][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.209722][ T32] dd60: 800f0113 ffffffff [ 1346.209800][ T32] r5:800f0113 r4:80239bb0 [ 1346.209848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.209936][ T32] r4:82ac11e4 [ 1346.210005][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.210118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.210177][ T32] r4:e06cddc0 [ 1346.210225][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.210339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.210390][ T32] r4:00000000 [ 1346.210432][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.210522][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.210571][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.210650][ T32] r5:00001000 r4:dfd83000 [ 1346.210690][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.210783][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.210896][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.210956][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.211073][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.211130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.211230][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.211301][ T32] r4:85004e00 [ 1346.211363][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.211462][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.211521][ T32] r4:00000001 [ 1346.211567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.211646][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.211711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.211778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.211840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.211903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.211955][ T32] r4:8501e100 [ 1346.212003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.212067][ T32] INFO: task kworker/0:474:6289 blocked for more than 472 seconds. [ 1346.212145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.212221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.212275][ T32] task:kworker/0:474 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.212417][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.212590][ T32] Call trace: [ 1346.212665][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.212800][ T32] r10:829189c0 r9:ecce1d84 r8:00000002 r7:60000113 r6:ecce1d8c r5:85790000 [ 1346.212875][ T32] r4:85790000 [ 1346.212928][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.213036][ T32] r5:85790000 r4:829189bc [ 1346.213081][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.213171][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.213274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 [ 1346.213351][ T32] r4:00000000 [ 1346.213415][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.213521][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.213635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.213747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913d40 [ 1346.213804][ T32] r4:00000000 [ 1346.213878][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.213982][ T32] r9:83018005 r8:85790000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1346.214041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.214133][ T32] r5:00001000 r4:ebb31000 [ 1346.214180][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.214282][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.214377][ T32] r5:8589338c r4:85893000 [ 1346.214425][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.214524][ T32] r7:dddced40 r6:83018000 r5:8589338c r4:85905c00 [ 1346.214580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.214683][ T32] r10:61c88647 r9:85790000 r8:85905c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.214752][ T32] r4:85905c00 [ 1346.214801][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.214925][ T32] r10:00000000 r9:85905c00 r8:8027ecf4 r7:eccdde60 r6:85471c00 r5:85790000 [ 1346.214985][ T32] r4:00000001 [ 1346.215044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.215120][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) [ 1346.215178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.215248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.215308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.215368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.215423][ T32] r4:85913b40 [ 1346.215973][ T32] INFO: task kworker/0:474:6289 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.216052][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.216180][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.247045][ T32] Call trace: [ 1346.247291][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.247454][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.247514][ T32] r4:00000000 [ 1346.247563][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.247655][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.247744][ T32] dd20: b8ff9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.247840][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.247918][ T32] dd60: 800f0113 ffffffff [ 1346.247976][ T32] r5:800f0113 r4:80239bb0 [ 1346.248026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.248119][ T32] r4:82ac11e4 [ 1346.248164][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.248253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.248305][ T32] r4:e06cddc0 [ 1346.248353][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.248449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.248588][ T32] r4:00000000 [ 1346.248644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.248779][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.248839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.248936][ T32] r5:00001000 r4:dfd83000 [ 1346.248987][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.249099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.249200][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.249248][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.249346][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.249415][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.249521][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.249575][ T32] r4:85004e00 [ 1346.249635][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.249751][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.249801][ T32] r4:00000001 [ 1346.249845][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.249920][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.249979][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.250039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.250099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.250166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.250237][ T32] r4:8501e100 [ 1346.250315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.250382][ T32] INFO: task kworker/0:475:6291 blocked for more than 472 seconds. [ 1346.250456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.250514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.250564][ T32] task:kworker/0:475 state:D stack:0 pid:6291 tgid:6291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.250766][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.250872][ T32] Call trace: [ 1346.250948][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.251071][ T32] r10:829189c0 r9:ecce9d84 r8:00000002 r7:60000013 r6:ecce9d8c r5:85885400 [ 1346.251140][ T32] r4:85885400 [ 1346.251189][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.251278][ T32] r5:85885400 r4:829189bc [ 1346.251329][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.251417][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.251517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 [ 1346.251568][ T32] r4:00000000 [ 1346.251614][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.251711][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.251802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.251895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859221c0 [ 1346.251944][ T32] r4:00000000 [ 1346.251986][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.252076][ T32] r9:83018005 r8:85885400 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [ 1346.252149][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.252243][ T32] r5:00001000 r4:ec771000 [ 1346.252288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.252369][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.252454][ T32] r5:85898b8c r4:85898800 [ 1346.252534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.252629][ T32] r7:dddced40 r6:83018000 r5:85898b8c r4:85905c80 [ 1346.252699][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.252811][ T32] r10:61c88647 r9:85885400 r8:85905cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.252864][ T32] r4:85905c80 [ 1346.252942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.253051][ T32] r10:00000000 r9:85905c80 r8:8027ecf4 r7:ecce1e60 r6:85471c80 r5:85885400 [ 1346.253118][ T32] r4:00000001 [ 1346.253170][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.253247][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1346.253335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.253409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.253472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.253536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.253588][ T32] r4:85913b40 [ 1346.254470][ T32] INFO: task kworker/0:475:6291 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.254554][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.254728][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.254828][ T32] Call trace: [ 1346.254900][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.255026][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.255088][ T32] r4:00000000 [ 1346.255137][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.255220][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.255285][ T32] dd20: b8ff9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.255367][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.255446][ T32] dd60: 800f0113 ffffffff [ 1346.255508][ T32] r5:800f0113 r4:80239bb0 [ 1346.255557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.255643][ T32] r4:82ac11e4 [ 1346.255690][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.255796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.255849][ T32] r4:e06cddc0 [ 1346.255911][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.256009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.256062][ T32] r4:00000000 [ 1346.256108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.256198][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.286832][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.287126][ T32] r5:00001000 r4:dfd83000 [ 1346.287183][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.287279][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.287377][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.287427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.287527][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.287581][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.287684][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.287750][ T32] r4:85004e00 [ 1346.287810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.287946][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.288022][ T32] r4:00000001 [ 1346.288125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.288215][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.288279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.288345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.288404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.288474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.288561][ T32] r4:8501e100 [ 1346.288617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.288697][ T32] INFO: task kworker/0:476:6292 blocked for more than 472 seconds. [ 1346.288780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.288840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.288896][ T32] task:kworker/0:476 state:D stack:0 pid:6292 tgid:6292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.289047][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.289170][ T32] Call trace: [ 1346.289254][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.289369][ T32] r10:829189c0 r9:eccedd84 r8:00000002 r7:60000113 r6:eccedd8c r5:85793c00 [ 1346.289424][ T32] r4:85793c00 [ 1346.289473][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.289589][ T32] r5:85793c00 r4:829189bc [ 1346.289687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.289795][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.289896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 [ 1346.289945][ T32] r4:00000000 [ 1346.289991][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.290070][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.290174][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.290292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913ec0 [ 1346.290351][ T32] r4:00000000 [ 1346.290423][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.290539][ T32] r9:83018005 r8:85793c00 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [ 1346.290602][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.290690][ T32] r5:00001000 r4:ebc9f000 [ 1346.290750][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.290840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.290934][ T32] r5:8589378c r4:85893400 [ 1346.290983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.291080][ T32] r7:dddced40 r6:83018000 r5:8589378c r4:85905d00 [ 1346.291150][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.291255][ T32] r10:61c88647 r9:85793c00 r8:85905d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.291311][ T32] r4:85905d00 [ 1346.291379][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.291496][ T32] r10:00000000 r9:85905d00 r8:8027ecf4 r7:ecce9e60 r6:85471d00 r5:85793c00 [ 1346.291565][ T32] r4:00000001 [ 1346.291613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.291714][ T32] Exception stack(0xeccedfb0 to 0xeccedff8) [ 1346.291780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.291847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.291923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.291998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.292055][ T32] r4:85913b40 [ 1346.292910][ T32] INFO: task kworker/0:476:6292 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.293013][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.293139][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.293263][ T32] Call trace: [ 1346.293347][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.293463][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.293537][ T32] r4:00000000 [ 1346.293587][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.293667][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.293740][ T32] dd20: b9187000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.293806][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.293863][ T32] dd60: 800f0113 ffffffff [ 1346.293918][ T32] r5:800f0113 r4:80239bb0 [ 1346.293974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.294064][ T32] r4:82ac11e4 [ 1346.294114][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.294223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.294282][ T32] r4:e06cddc0 [ 1346.294335][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.294428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.294481][ T32] r4:00000000 [ 1346.294528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.294622][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.294675][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.294773][ T32] r5:00001000 r4:dfd83000 [ 1346.294818][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.294908][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.295002][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.295052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.295149][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.295229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.295335][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.295399][ T32] r4:85004e00 [ 1346.295446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.295587][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.295654][ T32] r4:00000001 [ 1346.295716][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.295815][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.295896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.296000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.296075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.296147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.296203][ T32] r4:8501e100 [ 1346.296328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.324049][ T32] INFO: task kworker/0:477:6294 blocked for more than 472 seconds. [ 1346.324170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.324232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.324284][ T32] task:kworker/0:477 state:D stack:0 pid:6294 tgid:6294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.324414][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.324588][ T32] Call trace: [ 1346.324693][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.324829][ T32] r10:829189c0 r9:eccf5d84 r8:00000002 r7:60000013 r6:eccf5d8c r5:85796c00 [ 1346.324886][ T32] r4:85796c00 [ 1346.324938][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.325032][ T32] r5:85796c00 r4:829189bc [ 1346.325099][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.325211][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.325317][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf5e08 [ 1346.325371][ T32] r4:00000000 [ 1346.325417][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.325506][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.325631][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.325746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85913f40 [ 1346.325797][ T32] r4:00000000 [ 1346.325841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.325931][ T32] r9:83018005 r8:85796c00 r7:00000000 r6:83018000 r5:00001000 r4:7f125000 [ 1346.325980][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.326073][ T32] r5:00001000 r4:ebcf1000 [ 1346.326121][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.326209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.341755][ T32] r5:85893b8c r4:85893800 [ 1346.341937][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.342081][ T32] r7:dddced40 r6:83018000 r5:85893b8c r4:85905d80 [ 1346.342138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.342247][ T32] r10:61c88647 r9:85796c00 r8:85905dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.342300][ T32] r4:85905d80 [ 1346.342378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.342495][ T32] r10:00000000 r9:85905d80 r8:8027ecf4 r7:ecce9e60 r6:85471d80 r5:85796c00 [ 1346.342553][ T32] r4:00000001 [ 1346.342602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.342690][ T32] Exception stack(0xeccf5fb0 to 0xeccf5ff8) [ 1346.342778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.342845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.342911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.342980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.343060][ T32] r4:85913240 [ 1346.343931][ T32] INFO: task kworker/0:477:6294 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.344034][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.344202][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.344297][ T32] Call trace: [ 1346.344386][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.344524][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.344578][ T32] r4:00000000 [ 1346.344630][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.344750][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.344826][ T32] dd20: b9581000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.344915][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.345001][ T32] dd60: 800f0113 ffffffff [ 1346.345060][ T32] r5:800f0113 r4:80239bb0 [ 1346.345105][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.345203][ T32] r4:82ac11e4 [ 1346.345253][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.345341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.345408][ T32] r4:e06cddc0 [ 1346.345521][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.345625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.345708][ T32] r4:00000000 [ 1346.345775][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.345876][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.345930][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.346021][ T32] r5:00001000 r4:dfd83000 [ 1346.346073][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.346164][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.346310][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.356938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.357124][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.357201][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.357307][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.357362][ T32] r4:85004e00 [ 1346.357411][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.357558][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.357621][ T32] r4:00000001 [ 1346.357671][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.357767][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.357836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.357939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.358020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.358089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.358145][ T32] r4:8501e100 [ 1346.358200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.358267][ T32] INFO: task kworker/0:478:6296 blocked for more than 472 seconds. [ 1346.358361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.358443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.358511][ T32] task:kworker/0:478 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.358810][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.358927][ T32] Call trace: [ 1346.359005][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.359114][ T32] r10:829189c0 r9:eccfdd84 r8:00000002 r7:60000113 r6:eccfdd8c r5:84d2e000 [ 1346.359169][ T32] r4:84d2e000 [ 1346.359240][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.359349][ T32] r5:84d2e000 r4:829189bc [ 1346.359402][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.359513][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.359637][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 [ 1346.359720][ T32] r4:00000000 [ 1346.359770][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.359884][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.359993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.360089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858435c0 [ 1346.360142][ T32] r4:00000000 [ 1346.360188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.360288][ T32] r9:83018005 r8:84d2e000 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 [ 1346.360378][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.360468][ T32] r5:00001000 r4:ec731000 [ 1346.360548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.360639][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.360758][ T32] r5:85893f8c r4:85893c00 [ 1346.360821][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.360927][ T32] r7:dddced40 r6:83018000 r5:85893f8c r4:85905e00 [ 1346.360986][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.361105][ T32] r10:61c88647 r9:84d2e000 r8:85905e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.361181][ T32] r4:85905e00 [ 1346.361232][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.361327][ T32] r10:00000000 r9:85905e00 r8:8027ecf4 r7:ecce9e60 r6:85471e00 r5:84d2e000 [ 1346.361411][ T32] r4:00000001 [ 1346.361486][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.361591][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) [ 1346.361674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.361749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.361808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.361921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.362000][ T32] r4:85843740 [ 1346.362825][ T32] INFO: task kworker/0:478:6296 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.362913][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.363079][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.363210][ T32] Call trace: [ 1346.363416][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.363550][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.363650][ T32] r4:00000000 [ 1346.363706][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.363794][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.363858][ T32] dd20: b9581000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.363938][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.364016][ T32] dd60: 800f0113 ffffffff [ 1346.364265][ T32] r5:800f0113 r4:80239bb0 [ 1346.364356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.364505][ T32] r4:82ac11e4 [ 1346.364586][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.364692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.364757][ T32] r4:e06cddc0 [ 1346.364808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.364927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.364990][ T32] r4:00000000 [ 1346.365039][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.365134][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.365184][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.365273][ T32] r5:00001000 r4:dfd83000 [ 1346.365321][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.365412][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.365508][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.365556][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.365659][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.365722][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.365823][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.365877][ T32] r4:85004e00 [ 1346.365923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.366022][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.366104][ T32] r4:00000001 [ 1346.366165][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.366292][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.398622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.398776][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.398848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.398929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.398989][ T32] r4:8501e100 [ 1346.399069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.399176][ T32] INFO: task kworker/0:479:6298 blocked for more than 472 seconds. [ 1346.399254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.399310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.399361][ T32] task:kworker/0:479 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.399489][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.399652][ T32] Call trace: [ 1346.399766][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.399867][ T32] r10:829189c0 r9:ecd05d84 r8:00000002 r7:60000013 r6:ecd05d8c r5:858c8c00 [ 1346.399920][ T32] r4:858c8c00 [ 1346.399989][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.400084][ T32] r5:858c8c00 r4:829189bc [ 1346.400138][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.400226][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.400341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 [ 1346.400431][ T32] r4:00000000 [ 1346.400527][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.400621][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.400731][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.400834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859139c0 [ 1346.400891][ T32] r4:00000000 [ 1346.400956][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.401073][ T32] r9:83018005 r8:858c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 [ 1346.401132][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.401224][ T32] r5:00001000 r4:ec743000 [ 1346.401272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.401385][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.401498][ T32] r5:8589838c r4:85898000 [ 1346.401564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.401690][ T32] r7:dddced40 r6:83018000 r5:8589838c r4:85905f00 [ 1346.401766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.401883][ T32] r10:61c88647 r9:858c8c00 r8:85905f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.401941][ T32] r4:85905f00 [ 1346.401991][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.402092][ T32] r10:00000000 r9:85905f00 r8:8027ecf4 r7:ecce9e60 r6:85471e80 r5:858c8c00 [ 1346.402144][ T32] r4:00000001 [ 1346.402188][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.402296][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 1346.402402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.402492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.402571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.402636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.402688][ T32] r4:858297c0 [ 1346.403554][ T32] INFO: task kworker/0:479:6298 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.403639][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.403781][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.403936][ T32] Call trace: [ 1346.404014][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.404122][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.404174][ T32] r4:00000000 [ 1346.404223][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.404331][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.404406][ T32] dd20: b9922000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.404474][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.404559][ T32] dd60: 800f0113 ffffffff [ 1346.404617][ T32] r5:800f0113 r4:80239bb0 [ 1346.404669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.404786][ T32] r4:82ac11e4 [ 1346.404854][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.404950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.405020][ T32] r4:e06cddc0 [ 1346.405082][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.405182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.405238][ T32] r4:00000000 [ 1346.405315][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.405417][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.405470][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.405580][ T32] r5:00001000 r4:dfd83000 [ 1346.405632][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.405730][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.405819][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.405866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.405985][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.406068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.406186][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.406297][ T32] r4:85004e00 [ 1346.425661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.425861][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.425943][ T32] r4:00000001 [ 1346.426002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.426089][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.426175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.426941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.427087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.427168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.427225][ T32] r4:8501e100 [ 1346.427281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.427365][ T32] INFO: task kworker/0:480:6300 blocked for more than 472 seconds. [ 1346.427436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.427494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.427543][ T32] task:kworker/0:480 state:D stack:0 pid:6300 tgid:6300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.427663][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.427776][ T32] Call trace: [ 1346.427886][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.427989][ T32] r10:829189c0 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:851abc00 [ 1346.428055][ T32] r4:851abc00 [ 1346.428107][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.428200][ T32] r5:851abc00 r4:829189bc [ 1346.428244][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.428344][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.428443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1346.428525][ T32] r4:00000000 [ 1346.428573][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.428663][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.428784][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.428887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922000 [ 1346.428961][ T32] r4:00000000 [ 1346.429015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.429133][ T32] r9:83018005 r8:851abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1346.429202][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.429294][ T32] r5:00001000 r4:ec75b000 [ 1346.429341][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.429422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.429518][ T32] r5:8589878c r4:85898400 [ 1346.429600][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.429711][ T32] r7:dddced40 r6:83018000 r5:8589878c r4:85905e80 [ 1346.429762][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.429862][ T32] r10:61c88647 r9:851abc00 r8:85905eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.429914][ T32] r4:85905e80 [ 1346.429961][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.430047][ T32] r10:00000000 r9:85905e80 r8:8027ecf4 r7:ecce9e60 r6:85905f80 r5:851abc00 [ 1346.430095][ T32] r4:00000001 [ 1346.430139][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.430221][ T32] Exception stack(0xeccd5fb0 to 0xeccd5ff8) [ 1346.430328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.430426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.430504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.430572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.430623][ T32] r4:85922140 [ 1346.431450][ T32] INFO: task kworker/0:480:6300 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.431566][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.431740][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.431880][ T32] Call trace: [ 1346.432015][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.432122][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.432177][ T32] r4:00000000 [ 1346.432245][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.432337][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.432409][ T32] dd20: b9922000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.432516][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.432618][ T32] dd60: 800f0113 ffffffff [ 1346.432698][ T32] r5:800f0113 r4:80239bb0 [ 1346.432781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.432898][ T32] r4:82ac11e4 [ 1346.432955][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.433049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.433101][ T32] r4:e06cddc0 [ 1346.433153][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.433252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.433332][ T32] r4:00000000 [ 1346.433384][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.433478][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.433529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.433612][ T32] r5:00001000 r4:dfd83000 [ 1346.433658][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.433753][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.433845][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.433912][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.434044][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.434102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.434222][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.434283][ T32] r4:85004e00 [ 1346.434345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.434453][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.434509][ T32] r4:00000001 [ 1346.434557][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.434634][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.434716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.434798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.434872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.434939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.434991][ T32] r4:8501e100 [ 1346.435038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.435099][ T32] INFO: task kworker/0:481:6303 blocked for more than 472 seconds. [ 1346.435183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.435254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.435305][ T32] task:kworker/0:481 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.435407][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.435526][ T32] Call trace: [ 1346.435643][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.435755][ T32] r10:829189c0 r9:ecd09d84 r8:00000002 r7:60000013 r6:ecd09d8c r5:851ae000 [ 1346.435811][ T32] r4:851ae000 [ 1346.435882][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.435985][ T32] r5:851ae000 r4:829189bc [ 1346.436036][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.436124][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.436387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 [ 1346.470886][ T32] r4:00000000 [ 1346.470983][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.471149][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.471252][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.471340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922680 [ 1346.471400][ T32] r4:00000000 [ 1346.471632][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.471779][ T32] r9:83018005 r8:851ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1346.471841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.471934][ T32] r5:00001000 r4:ec87f000 [ 1346.472000][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.472100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.472189][ T32] r5:8589978c r4:85899400 [ 1346.472247][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.472493][ T32] r7:dddced40 r6:83018000 r5:8589978c r4:85924000 [ 1346.472562][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.472664][ T32] r10:61c88647 r9:851ae000 r8:8592402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.472755][ T32] r4:85924000 [ 1346.472822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.472934][ T32] r10:00000000 r9:85924000 r8:8027ecf4 r7:ecce9e60 r6:85924080 r5:851ae000 [ 1346.473000][ T32] r4:00000001 [ 1346.473049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.473147][ T32] Exception stack(0xecd09fb0 to 0xecd09ff8) [ 1346.473220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.473281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.473344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.473411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.473463][ T32] r4:85922180 [ 1346.474309][ T32] INFO: task kworker/0:481:6303 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.474398][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.474577][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.474679][ T32] Call trace: [ 1346.474783][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.474893][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.474977][ T32] r4:00000000 [ 1346.475029][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.475115][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.475179][ T32] dd20: b9c31000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.475271][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.475335][ T32] dd60: 800f0113 ffffffff [ 1346.475420][ T32] r5:800f0113 r4:80239bb0 [ 1346.475484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.475569][ T32] r4:82ac11e4 [ 1346.475616][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.475724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.475783][ T32] r4:e06cddc0 [ 1346.475860][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.475974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.476046][ T32] r4:00000000 [ 1346.476114][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.476211][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.503410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.503741][ T32] r5:00001000 r4:dfd83000 [ 1346.503822][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.503924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.504022][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.504074][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.504174][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.504226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.504327][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.504383][ T32] r4:85004e00 [ 1346.504432][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.504584][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.504644][ T32] r4:00000001 [ 1346.504690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.504783][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.504850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.504917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.504977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.505043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.505093][ T32] r4:8501e100 [ 1346.505146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.505210][ T32] INFO: task kworker/0:482:6305 blocked for more than 473 seconds. [ 1346.505279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.505336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.505388][ T32] task:kworker/0:482 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.505511][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.505632][ T32] Call trace: [ 1346.505743][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.505855][ T32] r10:829189c0 r9:ecd0dd84 r8:00000002 r7:60000113 r6:ecd0dd8c r5:851aec00 [ 1346.505922][ T32] r4:851aec00 [ 1346.505987][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.506074][ T32] r5:851aec00 r4:829189bc [ 1346.506122][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.506263][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.510650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd0de08 [ 1346.510751][ T32] r4:00000000 [ 1346.510803][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.510937][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.511038][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.511137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859223c0 [ 1346.511202][ T32] r4:00000000 [ 1346.511249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.511348][ T32] r9:83018005 r8:851aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f131000 [ 1346.511399][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.511506][ T32] r5:00001000 r4:ec797000 [ 1346.511563][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.511668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.511771][ T32] r5:85898f8c r4:85898c00 [ 1346.511837][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.511940][ T32] r7:dddced40 r6:83018000 r5:85898f8c r4:85924100 [ 1346.511993][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.512095][ T32] r10:61c88647 r9:851aec00 r8:8592412c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.512164][ T32] r4:85924100 [ 1346.512233][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.512367][ T32] r10:00000000 r9:85924100 r8:8027ecf4 r7:ecd09e60 r6:85924180 r5:851aec00 [ 1346.512427][ T32] r4:00000001 [ 1346.512505][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.512592][ T32] Exception stack(0xecd0dfb0 to 0xecd0dff8) [ 1346.512672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.512754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.512816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.512897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.512975][ T32] r4:85922380 [ 1346.513868][ T32] INFO: task kworker/0:482:6305 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.513956][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.514102][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.514202][ T32] Call trace: [ 1346.514292][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.514433][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.514504][ T32] r4:00000000 [ 1346.514563][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.514649][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.514737][ T32] dd20: b9ed9000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.514805][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.514864][ T32] dd60: 800f0113 ffffffff [ 1346.514918][ T32] r5:800f0113 r4:80239bb0 [ 1346.514965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.515055][ T32] r4:82ac11e4 [ 1346.515125][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.515243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.515309][ T32] r4:e06cddc0 [ 1346.515357][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.515451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.515506][ T32] r4:00000000 [ 1346.515552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.515643][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.515692][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.515786][ T32] r5:00001000 r4:dfd83000 [ 1346.515850][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.515939][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.516041][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.516154][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.516333][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.537062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.537244][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.537314][ T32] r4:85004e00 [ 1346.537414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.537537][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.537591][ T32] r4:00000001 [ 1346.537638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.537748][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.537821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.537888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.537953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.538020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.538071][ T32] r4:8501e100 [ 1346.538151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.538270][ T32] INFO: task kworker/0:483:6306 blocked for more than 473 seconds. [ 1346.538348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.538406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.538477][ T32] task:kworker/0:483 state:D stack:0 pid:6306 tgid:6306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.538622][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.538770][ T32] Call trace: [ 1346.538845][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.538952][ T32] r10:829189c0 r9:ecb4dd84 r8:00000002 r7:60000113 r6:ecb4dd8c r5:851ac800 [ 1346.539006][ T32] r4:851ac800 [ 1346.539054][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.539157][ T32] r5:851ac800 r4:829189bc [ 1346.539206][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.539296][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.539395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 [ 1346.539450][ T32] r4:00000000 [ 1346.539499][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.539582][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.539674][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.539776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922580 [ 1346.539824][ T32] r4:00000000 [ 1346.539871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.539983][ T32] r9:83018005 r8:851ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1346.540039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.540158][ T32] r5:00001000 r4:ec7b1000 [ 1346.540275][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.540393][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.540517][ T32] r5:8589938c r4:85899000 [ 1346.540569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.540686][ T32] r7:dddced40 r6:83018000 r5:8589938c r4:85924200 [ 1346.540779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.540884][ T32] r10:61c88647 r9:851ac800 r8:8592422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.540936][ T32] r4:85924200 [ 1346.541025][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.541119][ T32] r10:00000000 r9:85924200 r8:8027ecf4 r7:ecd09e60 r6:85924280 r5:851ac800 [ 1346.541170][ T32] r4:00000001 [ 1346.541216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.541290][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1346.541403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.541477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.541552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.541620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.541676][ T32] r4:85922380 [ 1346.542525][ T32] INFO: task kworker/0:483:6306 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.542611][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.542799][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.542895][ T32] Call trace: [ 1346.542965][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.543071][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.543138][ T32] r4:00000000 [ 1346.543209][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.543376][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.543479][ T32] dd20: ba1b1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.543560][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.543620][ T32] dd60: 800f0113 ffffffff [ 1346.543680][ T32] r5:800f0113 r4:80239bb0 [ 1346.543745][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.543845][ T32] r4:82ac11e4 [ 1346.543919][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.544016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.544079][ T32] r4:e06cddc0 [ 1346.544129][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.544222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.544275][ T32] r4:00000000 [ 1346.544325][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.544472][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.544558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.544652][ T32] r5:00001000 r4:dfd83000 [ 1346.544727][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.544864][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.544963][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.545010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.545126][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.545186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.545293][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.545392][ T32] r4:85004e00 [ 1346.545455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.545558][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.545612][ T32] r4:00000001 [ 1346.545659][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.545745][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.545804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.545869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.545931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.546022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.546091][ T32] r4:8501e100 [ 1346.546182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.566931][ T32] INFO: task kworker/0:484:6309 blocked for more than 473 seconds. [ 1346.567110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.567193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.567251][ T32] task:kworker/0:484 state:D stack:0 pid:6309 tgid:6309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.567411][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.567536][ T32] Call trace: [ 1346.567657][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.567817][ T32] r10:829189c0 r9:ecd15d84 r8:00000002 r7:60000113 r6:ecd15d8c r5:84d60000 [ 1346.567927][ T32] r4:84d60000 [ 1346.568124][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.568282][ T32] r5:84d60000 r4:829189bc [ 1346.568345][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.568526][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.568656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [ 1346.568745][ T32] r4:00000000 [ 1346.568795][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.568923][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.569026][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.569129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922b40 [ 1346.569180][ T32] r4:00000000 [ 1346.569225][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.569335][ T32] r9:83018005 r8:84d60000 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1346.569392][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.569507][ T32] r5:00001000 r4:ec8f5000 [ 1346.569559][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.569675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.569825][ T32] r5:85899f8c r4:85899c00 [ 1346.569877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.569971][ T32] r7:dddced40 r6:83018000 r5:85899f8c r4:85924300 [ 1346.570024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.570139][ T32] r10:61c88647 r9:84d60000 r8:8592432c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.570286][ T32] r4:85924300 [ 1346.570353][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.570486][ T32] r10:00000000 r9:85924300 r8:8027ecf4 r7:ecd09e60 r6:85924380 r5:84d60000 [ 1346.570568][ T32] r4:00000001 [ 1346.570729][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.570849][ T32] Exception stack(0xecd15fb0 to 0xecd15ff8) [ 1346.570918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.571002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.571067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.571137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.571188][ T32] r4:85922600 [ 1346.572076][ T32] INFO: task kworker/0:484:6309 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.572150][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.572308][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.572410][ T32] Call trace: [ 1346.572548][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.572660][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.572737][ T32] r4:00000000 [ 1346.572786][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.572870][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.572935][ T32] dd20: ba21b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.573041][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.573114][ T32] dd60: 800f0113 ffffffff [ 1346.573171][ T32] r5:800f0113 r4:80239bb0 [ 1346.573235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.573331][ T32] r4:82ac11e4 [ 1346.573397][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.573514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.573573][ T32] r4:e06cddc0 [ 1346.573625][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.573747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.573829][ T32] r4:00000000 [ 1346.573889][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.573995][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.574050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.574169][ T32] r5:00001000 r4:dfd83000 [ 1346.574232][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.574321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.574403][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.574446][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.574542][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.574628][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.574754][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.574821][ T32] r4:85004e00 [ 1346.574867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.574966][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.575022][ T32] r4:00000001 [ 1346.575073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.575181][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.575258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.575326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.575400][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.575466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.575519][ T32] r4:8501e100 [ 1346.575571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.575633][ T32] INFO: task kworker/0:485:6311 blocked for more than 473 seconds. [ 1346.575707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.575762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.575833][ T32] task:kworker/0:485 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.575982][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.576158][ T32] Call trace: [ 1346.576305][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.607041][ T32] r10:829189c0 r9:ecd1dd84 r8:00000002 r7:60000113 r6:ecd1dd8c r5:84d61800 [ 1346.607129][ T32] r4:84d61800 [ 1346.607179][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.607300][ T32] r5:84d61800 r4:829189bc [ 1346.607347][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.607436][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.607556][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 [ 1346.607646][ T32] r4:00000000 [ 1346.607697][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.607805][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.607897][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.607989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922a80 [ 1346.608040][ T32] r4:00000000 [ 1346.608086][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.608177][ T32] r9:83018005 r8:84d61800 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1346.608404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.608545][ T32] r5:00001000 r4:ec8e5000 [ 1346.608594][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.608751][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.608849][ T32] r5:85899b8c r4:85899800 [ 1346.608893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.609005][ T32] r7:dddced40 r6:83018000 r5:85899b8c r4:85924400 [ 1346.609069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.609167][ T32] r10:61c88647 r9:84d61800 r8:8592442c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.609235][ T32] r4:85924400 [ 1346.609297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.609404][ T32] r10:00000000 r9:85924400 r8:8027ecf4 r7:ecd15e60 r6:85924480 r5:84d61800 [ 1346.609462][ T32] r4:00000001 [ 1346.609510][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.609598][ T32] Exception stack(0xecd1dfb0 to 0xecd1dff8) [ 1346.609665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.609736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.609822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.609902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.609956][ T32] r4:85922940 [ 1346.610880][ T32] INFO: task kworker/0:485:6311 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.610969][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.611136][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.611276][ T32] Call trace: [ 1346.611366][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.611473][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.611529][ T32] r4:00000000 [ 1346.611575][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.611685][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.611793][ T32] dd20: ba5ba000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.611923][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.611984][ T32] dd60: 800f0113 ffffffff [ 1346.612075][ T32] r5:800f0113 r4:80239bb0 [ 1346.612170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.612276][ T32] r4:82ac11e4 [ 1346.612339][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.612445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.612541][ T32] r4:e06cddc0 [ 1346.612601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.612695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.612755][ T32] r4:00000000 [ 1346.612806][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.612900][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.612953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.613062][ T32] r5:00001000 r4:dfd83000 [ 1346.613121][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.613211][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.613295][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.613357][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.613448][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.613497][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.613591][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.613659][ T32] r4:85004e00 [ 1346.613719][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.613824][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.613875][ T32] r4:00000001 [ 1346.613921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.614051][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.614119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.614186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.614251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.614324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.614378][ T32] r4:8501e100 [ 1346.614428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.614491][ T32] INFO: task kworker/0:486:6314 blocked for more than 473 seconds. [ 1346.614575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.614637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.614682][ T32] task:kworker/0:486 state:D stack:0 pid:6314 tgid:6314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.614809][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.614910][ T32] Call trace: [ 1346.614981][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.615080][ T32] r10:829189c0 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:84d62400 [ 1346.615143][ T32] r4:84d62400 [ 1346.615209][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.615303][ T32] r5:84d62400 r4:829189bc [ 1346.615349][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.615436][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.615581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd19e08 [ 1346.615687][ T32] r4:00000000 [ 1346.615802][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.615895][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.615999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.616116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922d40 [ 1346.616211][ T32] r4:00000000 [ 1346.643943][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.644185][ T32] r9:83018005 r8:84d62400 r7:00000000 r6:83018000 r5:00001000 r4:7f145000 [ 1346.644242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.644356][ T32] r5:00001000 r4:ec927000 [ 1346.644502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.644619][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.644738][ T32] r5:8589a78c r4:8589a400 [ 1346.644798][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.644898][ T32] r7:dddced40 r6:83018000 r5:8589a78c r4:85924500 [ 1346.644968][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.645085][ T32] r10:61c88647 r9:84d62400 r8:8592452c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.645138][ T32] r4:85924500 [ 1346.645183][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.645280][ T32] r10:00000000 r9:85924500 r8:8027ecf4 r7:ecd15e60 r6:85924580 r5:84d62400 [ 1346.645350][ T32] r4:00000001 [ 1346.645427][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.645519][ T32] Exception stack(0xecd19fb0 to 0xecd19ff8) [ 1346.645584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.645673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.645763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.645834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.645898][ T32] r4:85922ac0 [ 1346.650893][ T32] INFO: task kworker/0:486:6314 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.651051][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.651261][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.651425][ T32] Call trace: [ 1346.651539][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.651650][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.651750][ T32] r4:00000000 [ 1346.651808][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.651958][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.652056][ T32] dd20: ba853000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.652124][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.652193][ T32] dd60: 800f0113 ffffffff [ 1346.652259][ T32] r5:800f0113 r4:80239bb0 [ 1346.652307][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.652420][ T32] r4:82ac11e4 [ 1346.652520][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.652626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.652697][ T32] r4:e06cddc0 [ 1346.652813][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.652917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.652988][ T32] r4:00000000 [ 1346.653059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.653157][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.653209][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.653302][ T32] r5:00001000 r4:dfd83000 [ 1346.653367][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.653564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.653677][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.653768][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.653932][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.654043][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.654149][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.654246][ T32] r4:85004e00 [ 1346.654298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.654390][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.654434][ T32] r4:00000001 [ 1346.654477][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.654553][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.654612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.654708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.654775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.654838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.654938][ T32] r4:8501e100 [ 1346.654996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.655080][ T32] INFO: task kworker/0:487:6316 blocked for more than 473 seconds. [ 1346.655170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.655244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.655300][ T32] task:kworker/0:487 state:D stack:0 pid:6316 tgid:6316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.655470][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.655583][ T32] Call trace: [ 1346.655658][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.655778][ T32] r10:829189c0 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:84d63000 [ 1346.655844][ T32] r4:84d63000 [ 1346.655892][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.655981][ T32] r5:84d63000 r4:829189bc [ 1346.656027][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.656135][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.656303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 [ 1346.676997][ T32] r4:00000000 [ 1346.677080][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.677209][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.677301][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.677394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922c00 [ 1346.677494][ T32] r4:00000000 [ 1346.677608][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.677698][ T32] r9:83018005 r8:84d63000 r7:00000000 r6:83018000 r5:00001000 r4:7f143000 [ 1346.677761][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.677848][ T32] r5:00001000 r4:ec911000 [ 1346.677906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.677983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.678070][ T32] r5:8589a38c r4:8589a000 [ 1346.678129][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.678234][ T32] r7:dddced40 r6:83018000 r5:8589a38c r4:85924600 [ 1346.678285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.678380][ T32] r10:61c88647 r9:84d63000 r8:8592462c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.678427][ T32] r4:85924600 [ 1346.678473][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.678597][ T32] r10:00000000 r9:85924600 r8:8027ecf4 r7:ecd19e60 r6:85924680 r5:84d63000 [ 1346.678666][ T32] r4:00000001 [ 1346.678722][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.679122][ T32] r4:85922c40 ** 5 printk messages dropped ** [ 1346.680605][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1346.681436][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1346.681845][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1346.682599][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1346.682964][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1346.683408][ T32] INFO: task kworker/0:488:6318 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.684358][ T32] r4:84d63c00 ** 1 printk messages dropped ** [ 1346.684509][ T32] r5:84d63c00 r4:829189bc ** 1 printk messages dropped ** [ 1346.684608][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1346.685262][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.685591][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.685675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.685771][ T32] r5:8589ab8c r4:8589a800 [ 1346.685838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.685941][ T32] r7:dddced40 r6:83018000 r5:8589ab8c r4:85924700 [ 1346.686006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.686109][ T32] r10:61c88647 r9:84d63c00 r8:8592472c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.686163][ T32] r4:85924700 [ 1346.686233][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.707411][ T32] r10:00000000 r9:85924700 r8:8027ecf4 r7:ecd19e60 r6:85924780 r5:84d63c00 [ 1346.707518][ T32] r4:00000001 [ 1346.707586][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.707718][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 1346.707787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.707857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.707921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.707986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.708039][ T32] r4:85922d80 [ 1346.708989][ T32] INFO: task kworker/0:488:6318 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.709099][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.709278][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.709384][ T32] Call trace: [ 1346.709460][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.709571][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.709623][ T32] r4:00000000 [ 1346.709673][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.709767][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.709834][ T32] dd20: bab32000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.709895][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.709951][ T32] dd60: 800f0113 ffffffff [ 1346.710054][ T32] r5:800f0113 r4:80239bb0 [ 1346.710111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.710207][ T32] r4:82ac11e4 [ 1346.710297][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.710449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.710519][ T32] r4:e06cddc0 [ 1346.710612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.710730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.710780][ T32] r4:00000000 [ 1346.710827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.710919][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.710970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.711062][ T32] r5:00001000 r4:dfd83000 [ 1346.711152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.711244][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.711336][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.711385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.711483][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.711587][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.711727][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.711838][ T32] r4:85004e00 [ 1346.711932][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.712038][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.712107][ T32] r4:00000001 [ 1346.712159][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.712253][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1346.712799][ T32] INFO: task kworker/0:489:6321 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.713806][ T32] r5:84d64800 r4:829189bc [ 1346.713863][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.713957][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.714541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930240 ** 9 printk messages dropped ** [ 1346.715376][ T32] r7:dddced40 r6:83018000 r5:8589b38c r4:85924800 ** 8 printk messages dropped ** [ 1346.716164][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.744600][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.745305][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1346.745719][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1346.746068][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1346.762294][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1346.762691][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 10 printk messages dropped ** [ 1346.763460][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.763997][ T32] r5:84d65400 r4:829189bc ** 1 printk messages dropped ** [ 1346.764142][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.764679][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.765132][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.765936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.778757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.780537][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1346.781371][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1346.781566][ T32] r4:00000000 [ 1346.781616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.781718][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.781776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.781870][ T32] r5:00001000 r4:dfd83000 [ 1346.781919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.782002][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.782085][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.782134][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.782245][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.782298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.782399][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.782453][ T32] r4:85004e00 [ 1346.782507][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.782649][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.782742][ T32] r4:00000001 [ 1346.782802][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.782885][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.782946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.783013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.783091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.783177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.783251][ T32] r4:8501e100 [ 1346.783309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.783376][ T32] INFO: task kworker/0:491:6324 blocked for more than 473 seconds. [ 1346.783451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.783530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.783584][ T32] task:kworker/0:491 state:D stack:0 pid:6324 tgid:6324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.783690][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.783811][ T32] Call trace: [ 1346.783882][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.783984][ T32] r10:829189c0 r9:ecd2dd84 r8:00000002 r7:60000013 r6:ecd2dd8c r5:84d66000 [ 1346.784050][ T32] r4:84d66000 [ 1346.784107][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.784214][ T32] r5:84d66000 r4:829189bc [ 1346.784274][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.784366][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.784509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd2de08 [ 1346.784567][ T32] r4:00000000 [ 1346.784613][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.784713][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.784803][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.784898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930600 [ 1346.784983][ T32] r4:00000000 [ 1346.785031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.785121][ T32] r9:83018005 r8:84d66000 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [ 1346.785219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.785330][ T32] r5:00001000 r4:ec9a9000 [ 1346.785387][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.785541][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.785640][ T32] r5:8589bb8c r4:8589b800 [ 1346.785690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.785793][ T32] r7:dddced40 r6:83018000 r5:8589bb8c r4:85924a00 [ 1346.785844][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.785943][ T32] r10:61c88647 r9:84d66000 r8:85924a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.785997][ T32] r4:85924a00 [ 1346.786043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.786140][ T32] r10:00000000 r9:85924a00 r8:8027ecf4 r7:ecd29e60 r6:85924a80 r5:84d66000 [ 1346.786206][ T32] r4:00000001 [ 1346.807089][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.807310][ T32] Exception stack(0xecd2dfb0 to 0xecd2dff8) [ 1346.807379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.807440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.807544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.807618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.807674][ T32] r4:85930200 [ 1346.808528][ T32] INFO: task kworker/0:491:6324 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.808642][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.808829][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.808992][ T32] Call trace: [ 1346.809070][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.809184][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.809241][ T32] r4:00000000 [ 1346.809289][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.809375][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.809443][ T32] dd20: bb389000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.809514][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.809570][ T32] dd60: 800f0113 ffffffff [ 1346.809653][ T32] r5:800f0113 r4:80239bb0 [ 1346.809715][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.809808][ T32] r4:82ac11e4 [ 1346.809852][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.809941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.810036][ T32] r4:e06cddc0 [ 1346.810102][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.810198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.810249][ T32] r4:00000000 [ 1346.810346][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.810445][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.810497][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.810585][ T32] r5:00001000 r4:dfd83000 [ 1346.810633][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.810727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.810825][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.810901][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.811021][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.811083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.811180][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.811231][ T32] r4:85004e00 [ 1346.811277][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.811373][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.811423][ T32] r4:00000001 [ 1346.811469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.811546][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.811605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.811675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.811752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.811817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.811869][ T32] r4:8501e100 [ 1346.811960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.812043][ T32] INFO: task kworker/0:492:6326 blocked for more than 473 seconds. [ 1346.812118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.812179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.812230][ T32] task:kworker/0:492 state:D stack:0 pid:6326 tgid:6326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.812337][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.812440][ T32] Call trace: [ 1346.812543][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.812850][ T32] r5:84d60c00 r4:829189bc [ 1346.812898][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.813089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd31e08 ** 3 printk messages dropped ** [ 1346.813389][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1346.813755][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1346.814117][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.814547][ T32] r10:00000000 r9:85924b00 r8:8027ecf4 r7:ecd2de60 r6:85924b80 r5:84d60c00 ** 5 printk messages dropped ** [ 1346.814930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.816007][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1346.840330][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.840386][ T32] dd60: 800f0113 ffffffff [ 1346.840473][ T32] r5:800f0113 r4:80239bb0 [ 1346.840559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.840707][ T32] r4:82ac11e4 [ 1346.840769][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.840870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.840925][ T32] r4:e06cddc0 [ 1346.840996][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.841099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.841155][ T32] r4:00000000 [ 1346.841206][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.841303][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.841369][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.841464][ T32] r5:00001000 r4:dfd83000 [ 1346.841526][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.841617][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.841729][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.841782][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.841884][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.841938][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.842048][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.842233][ T32] r4:85004e00 [ 1346.842294][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.842434][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.842493][ T32] r4:00000001 [ 1346.842554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.842642][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.842751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.842827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.842890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.842954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.843020][ T32] r4:8501e100 [ 1346.843104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.843185][ T32] INFO: task kworker/0:493:6329 blocked for more than 473 seconds. [ 1346.843276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.843336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.843400][ T32] task:kworker/0:493 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.843526][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.843623][ T32] Call trace: [ 1346.843710][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.843835][ T32] r10:829189c0 r9:ecd35d84 r8:00000002 r7:60000113 r6:ecd35d8c r5:84d66c00 [ 1346.843892][ T32] r4:84d66c00 [ 1346.843941][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.844032][ T32] r5:84d66c00 r4:829189bc [ 1346.844078][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.844164][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.844258][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 [ 1346.844327][ T32] r4:00000000 [ 1346.844377][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.844466][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.844590][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.844695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930680 [ 1346.844762][ T32] r4:00000000 [ 1346.844805][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.844896][ T32] r9:83018005 r8:84d66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f15b000 [ 1346.844959][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.845046][ T32] r5:00001000 r4:ec9bd000 [ 1346.845094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.845175][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.845268][ T32] r5:8589bf8c r4:8589bc00 [ 1346.845314][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.845394][ T32] r7:dddced40 r6:83018000 r5:8589bf8c r4:85924c00 [ 1346.845440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.845540][ T32] r10:61c88647 r9:84d66c00 r8:85924c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.845590][ T32] r4:85924c00 [ 1346.845634][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.845767][ T32] r10:00000000 r9:85924c00 r8:8027ecf4 r7:ecd2de60 r6:85924c80 r5:84d66c00 [ 1346.845826][ T32] r4:00000001 [ 1346.845874][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.845956][ T32] Exception stack(0xecd35fb0 to 0xecd35ff8) [ 1346.846016][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.846079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.846156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.846225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.870132][ T32] r4:859305c0 [ 1346.871075][ T32] INFO: task kworker/0:493:6329 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.871163][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.871313][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.871463][ T32] Call trace: [ 1346.871556][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.871679][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.871771][ T32] r4:00000000 [ 1346.871836][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.871927][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.871997][ T32] dd20: bb762000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.872065][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.872139][ T32] dd60: 800f0113 ffffffff [ 1346.872203][ T32] r5:800f0113 r4:80239bb0 [ 1346.872251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1346.872595][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1346.872810][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.872968][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1346.873299][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.873698][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1346.874008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.874368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.874421][ T32] r4:8501e100 [ 1346.874477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.874560][ T32] INFO: task kworker/0:494:6330 blocked for more than 473 seconds. [ 1346.874636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.874713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.874766][ T32] task:kworker/0:494 state:D stack:0 pid:6330 tgid:6330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.874870][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.874963][ T32] Call trace: [ 1346.875061][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.875176][ T32] r10:829189c0 r9:ecd39d84 r8:00000002 r7:60000013 r6:ecd39d8c r5:851ad400 [ 1346.875231][ T32] r4:851ad400 [ 1346.875276][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.875398][ T32] r5:851ad400 r4:829189bc [ 1346.875489][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.875589][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.875681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 [ 1346.875743][ T32] r4:00000000 [ 1346.875812][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.875901][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.875987][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.876073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930780 [ 1346.876123][ T32] r4:00000000 [ 1346.876167][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.890094][ T32] r9:83018005 r8:851ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f15d000 [ 1346.890240][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.890395][ T32] r5:00001000 r4:ecaf9000 [ 1346.890454][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.890559][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.890643][ T32] r5:858a438c r4:858a4000 [ 1346.890690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.890789][ T32] r7:dddced40 r6:83018000 r5:858a438c r4:85924d00 [ 1346.890836][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.890928][ T32] r10:61c88647 r9:851ad400 r8:85924d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.890980][ T32] r4:85924d00 [ 1346.891028][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.891141][ T32] r10:00000000 r9:85924d00 r8:8027ecf4 r7:ecd35e60 r6:85924d80 r5:851ad400 [ 1346.891233][ T32] r4:00000001 [ 1346.891296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.891393][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1346.891473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.891542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.891605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.891674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.891737][ T32] r4:859308c0 [ 1346.892568][ T32] INFO: task kworker/0:494:6330 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.892653][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.892802][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.892893][ T32] Call trace: [ 1346.892975][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.893078][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.893130][ T32] r4:00000000 [ 1346.893174][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.893255][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.893318][ T32] dd20: bb8c3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.893383][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.893439][ T32] dd60: 800f0113 ffffffff [ 1346.893494][ T32] r5:800f0113 r4:80239bb0 [ 1346.893540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.893636][ T32] r4:82ac11e4 [ 1346.893688][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.893790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.893844][ T32] r4:e06cddc0 [ 1346.893893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.893984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.894038][ T32] r4:00000000 [ 1346.894122][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.894236][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.894291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.894382][ T32] r5:00001000 r4:dfd83000 [ 1346.894444][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.894537][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.894623][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.894680][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.894783][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.894830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.894924][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.894975][ T32] r4:85004e00 [ 1346.895031][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.895131][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.895186][ T32] r4:00000001 [ 1346.895233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.895321][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.895384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.895450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.895514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.895578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.895631][ T32] r4:8501e100 [ 1346.895694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.895767][ T32] INFO: task kworker/0:495:6333 blocked for more than 473 seconds. [ 1346.895842][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.895899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.895972][ T32] task:kworker/0:495 state:D stack:0 pid:6333 tgid:6333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.896098][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.916667][ T32] Call trace: [ 1346.916779][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.916856][ T32] r10:829189c0 r9:ecd3dd84 r8:00000002 r7:60000113 r6:ecd3dd8c r5:85948000 [ 1346.916880][ T32] r4:85948000 [ 1346.916900][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.916945][ T32] r5:85948000 r4:829189bc [ 1346.916964][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.917003][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.917049][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd3de08 [ 1346.917072][ T32] r4:00000000 [ 1346.917091][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.917129][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.917170][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.917210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930900 [ 1346.917231][ T32] r4:00000000 [ 1346.917249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.917291][ T32] r9:83018005 r8:85948000 r7:00000000 r6:83018000 r5:00001000 r4:7f15f000 [ 1346.917312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.917378][ T32] r5:00001000 r4:ecb05000 [ 1346.917404][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.917445][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.917484][ T32] r5:858a478c r4:858a4400 [ 1346.917504][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.917547][ T32] r7:dddced40 r6:83018000 r5:858a478c r4:85924e00 [ 1346.917568][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.917613][ T32] r10:61c88647 r9:85948000 r8:85924e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.917634][ T32] r4:85924e00 [ 1346.917653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.917696][ T32] r10:00000000 r9:85924e00 r8:8027ecf4 r7:ecd39e60 r6:85924e80 r5:85948000 [ 1346.917724][ T32] r4:00000001 [ 1346.917743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.917778][ T32] Exception stack(0xecd3dfb0 to 0xecd3dff8) [ 1346.917807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.917854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.917885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.917933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.917959][ T32] r4:859307c0 [ 1346.918438][ T32] INFO: task kworker/0:495:6333 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.918475][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.918538][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.918583][ T32] Call trace: [ 1346.918633][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.918685][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.918713][ T32] r4:00000000 [ 1346.918744][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.918784][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.918832][ T32] dd20: bba5a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.918864][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.918887][ T32] dd60: 800f0113 ffffffff [ 1346.918910][ T32] r5:800f0113 r4:80239bb0 [ 1346.918929][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.918979][ T32] r4:82ac11e4 [ 1346.919002][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.919044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.919065][ T32] r4:e06cddc0 [ 1346.919084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.919153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.919179][ T32] r4:00000000 [ 1346.919198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.919239][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.919279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.919322][ T32] r5:00001000 r4:dfd83000 [ 1346.919363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.919405][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.919443][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.919462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.919504][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.919523][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.919593][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.919652][ T32] r4:85004e00 [ 1346.919695][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.919799][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.919852][ T32] r4:00000001 [ 1346.919893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.919965][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.920020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.920095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.920157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.920220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.920272][ T32] r4:8501e100 [ 1346.920337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.920407][ T32] INFO: task kworker/0:496:6334 blocked for more than 473 seconds. [ 1346.920503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.920558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.920603][ T32] task:kworker/0:496 state:D stack:0 pid:6334 tgid:6334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.920735][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.920842][ T32] Call trace: [ 1346.920915][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.921016][ T32] r10:829189c0 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:85948c00 [ 1346.921079][ T32] r4:85948c00 [ 1346.921143][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.921236][ T32] r5:85948c00 r4:829189bc [ 1346.921284][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.921365][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.921461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 [ 1346.921509][ T32] r4:00000000 [ 1346.921555][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.921637][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.921732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.921822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930d40 [ 1346.921868][ T32] r4:00000000 [ 1346.921906][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.921995][ T32] r9:83018005 r8:85948c00 r7:00000000 r6:83018000 r5:00001000 r4:7f163000 ** 2 printk messages dropped ** [ 1346.922203][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.922407][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.922654][ T32] r10:61c88647 r9:85948c00 r8:85924f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.922732][ T32] r4:85924f00 [ 1346.922777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.922867][ T32] r10:00000000 r9:85924f00 r8:8027ecf4 r7:ecd3de60 r6:85924f80 r5:85948c00 [ 1346.922916][ T32] r4:00000001 [ 1346.922958][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.923038][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1346.923122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.923189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.923262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.923328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.923380][ T32] r4:85930880 [ 1346.923888][ T32] INFO: task kworker/0:496:6334 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1346.923979][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.924132][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.924235][ T32] Call trace: [ 1346.924320][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.924436][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1346.924521][ T32] r4:00000000 [ 1346.924567][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.924649][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1346.924722][ T32] dd20: bba5a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1346.924786][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1346.924839][ T32] dd60: 800f0113 ffffffff [ 1346.924891][ T32] r5:800f0113 r4:80239bb0 [ 1346.924941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.925030][ T32] r4:82ac11e4 [ 1346.925092][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.925188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1346.925243][ T32] r4:e06cddc0 [ 1346.925288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.925394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1346.925448][ T32] r4:00000000 [ 1346.925497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.925590][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.925641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.925742][ T32] r5:00001000 r4:dfd83000 [ 1346.925815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.925912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.926011][ T32] r5:84ff7f8c r4:84ff7c00 [ 1346.926070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.926171][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1346.956885][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.957134][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.957194][ T32] r4:85004e00 [ 1346.957246][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.957353][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.957407][ T32] r4:00000001 [ 1346.957455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.957538][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.957607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.957673][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.957766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.957877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.957938][ T32] r4:8501e100 [ 1346.957991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.958077][ T32] INFO: task kworker/0:497:6336 blocked for more than 473 seconds. [ 1346.958148][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.958205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.958256][ T32] task:kworker/0:497 state:D stack:0 pid:6336 tgid:6336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.958374][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.958479][ T32] Call trace: [ 1346.958554][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.958665][ T32] r10:829189c0 r9:ecd45d84 r8:00000002 r7:60000113 r6:ecd45d8c r5:85949800 [ 1346.958733][ T32] r4:85949800 [ 1346.958785][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.958879][ T32] r5:85949800 r4:829189bc [ 1346.958927][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.959017][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.959118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 [ 1346.959172][ T32] r4:00000000 [ 1346.959220][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.959305][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.959395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.959489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930b80 [ 1346.959557][ T32] r4:00000000 [ 1346.959605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.959713][ T32] r9:83018005 r8:85949800 r7:00000000 r6:83018000 r5:00001000 r4:7f161000 [ 1346.959768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.959848][ T32] r5:00001000 r4:ecb21000 [ 1346.959893][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.959973][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.960054][ T32] r5:858a4b8c r4:858a4800 [ 1346.960100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.960189][ T32] r7:dddced40 r6:83018000 r5:858a4b8c r4:8593b000 [ 1346.960237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.960326][ T32] r10:61c88647 r9:85949800 r8:8593b02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.960377][ T32] r4:8593b000 [ 1346.960421][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.960541][ T32] r10:00000000 r9:8593b000 r8:8027ecf4 r7:ecd41e60 r6:8593b080 r5:85949800 [ 1346.960588][ T32] r4:00000001 [ 1346.960630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.960737][ T32] Exception stack(0xecd45fb0 to 0xecd45ff8) [ 1346.960803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.960861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.960926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.961007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.961068][ T32] r4:85930b40 [ 1346.961959][ T32] INFO: task kworker/0:497:6336 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 2 printk messages dropped ** [ 1346.962292][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.962854][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1346.963538][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.963884][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1346.964442][ T32] r4:85004e00 [ 1346.964531][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.964627][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1346.964682][ T32] r4:00000001 [ 1346.964739][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.964818][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1346.964880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.964945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.965004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.965070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.965123][ T32] r4:8501e100 [ 1346.965169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.965227][ T32] INFO: task kworker/0:498:6338 blocked for more than 473 seconds. [ 1346.965290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.965345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.965408][ T32] task:kworker/0:498 state:D stack:0 pid:6338 tgid:6338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.965527][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.965619][ T32] Call trace: [ 1346.965690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.965799][ T32] r10:829189c0 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:8594a400 [ 1346.965852][ T32] r4:8594a400 [ 1346.965897][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.965989][ T32] r5:8594a400 r4:829189bc [ 1346.966036][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.966119][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.966216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 [ 1346.993365][ T32] r4:00000000 [ 1346.993510][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.993650][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.993763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.993865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85930e00 [ 1346.993915][ T32] r4:00000000 [ 1346.993959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.994055][ T32] r9:83018005 r8:8594a400 r7:00000000 r6:83018000 r5:00001000 r4:7f165000 [ 1346.994104][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.994192][ T32] r5:00001000 r4:ecb3b000 [ 1346.994260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.994352][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.994440][ T32] r5:858a538c r4:858a5000 [ 1346.994492][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.994592][ T32] r7:dddced40 r6:83018000 r5:858a538c r4:8593b100 [ 1346.994645][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.994759][ T32] r10:61c88647 r9:8594a400 r8:8593b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.994818][ T32] r4:8593b100 [ 1346.994867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.994966][ T32] r10:00000000 r9:8593b100 r8:8027ecf4 r7:ecd41e60 r6:8593b180 r5:8594a400 [ 1346.995019][ T32] r4:00000001 [ 1346.995086][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.995175][ T32] Exception stack(0xecd49fb0 to 0xecd49ff8) [ 1346.995241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.995308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.995374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.995441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.995495][ T32] r4:85930d00 [ 1346.999900][ T32] INFO: task kworker/0:498:6338 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.000031][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.000177][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.000297][ T32] Call trace: [ 1347.000371][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.000516][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.000575][ T32] r4:00000000 [ 1347.000626][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.000725][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.000795][ T32] dd20: bc229000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.000862][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.000929][ T32] dd60: 800f0113 ffffffff [ 1347.001035][ T32] r5:800f0113 r4:80239bb0 [ 1347.001092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.001187][ T32] r4:82ac11e4 [ 1347.001235][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.001339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.001394][ T32] r4:e06cddc0 [ 1347.001442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1347.001732][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1347.002283][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.002987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.003596][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.004073][ T32] r5:8594b000 r4:829189bc [ 1347.004113][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.004552][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.005164][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.005885][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.006180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.028102][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.028515][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 4 printk messages dropped ** [ 1347.028851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1347.029285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 4 printk messages dropped ** [ 1347.029611][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1347.029869][ T32] r5:84ff7f8c r4:84ff7c00 ** 1 printk messages dropped ** [ 1347.029999][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 4 printk messages dropped ** [ 1347.030379][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 6 printk messages dropped ** [ 1347.030819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1347.031284][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.031752][ T32] r5:8594bc00 r4:829189bc [ 1347.031798][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.032232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1347.032724][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.033034][ T32] r7:dddced40 r6:83018000 r5:858a638c r4:8593b300 ** 6 printk messages dropped ** [ 1347.033478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.033758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.033829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.033883][ T32] r4:85930fc0 [ 1347.034398][ T32] INFO: task kworker/0:500:6341 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.034479][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.034604][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.034723][ T32] Call trace: [ 1347.034816][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.034923][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.034977][ T32] r4:00000000 [ 1347.035025][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.035134][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.035220][ T32] dd20: bc330000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.035290][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.035350][ T32] dd60: 800f0113 ffffffff [ 1347.035401][ T32] r5:800f0113 r4:80239bb0 [ 1347.035447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.035536][ T32] r4:82ac11e4 [ 1347.035584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.035674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.035732][ T32] r4:e06cddc0 [ 1347.035777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.035867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.035932][ T32] r4:00000000 [ 1347.035978][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.036093][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.036149][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.036243][ T32] r5:00001000 r4:dfd83000 [ 1347.059941][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.060178][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.060277][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.060346][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.060440][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.060518][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.060648][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.060726][ T32] r4:85004e00 [ 1347.060773][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.060905][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.060963][ T32] r4:00000001 [ 1347.061022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.061104][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.061168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.061230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.061289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.061379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.061436][ T32] r4:8501e100 [ 1347.061495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.061562][ T32] INFO: task kworker/0:501:6343 blocked for more than 473 seconds. [ 1347.061633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.061713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.061769][ T32] task:kworker/0:501 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.061898][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.062031][ T32] Call trace: [ 1347.062110][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.062219][ T32] r10:829189c0 r9:ecd59d84 r8:00000002 r7:60000113 r6:ecd59d8c r5:8594d400 [ 1347.062275][ T32] r4:8594d400 [ 1347.062324][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.062412][ T32] r5:8594d400 r4:829189bc [ 1347.062459][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.062545][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.062666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd59e08 [ 1347.062741][ T32] r4:00000000 [ 1347.062791][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.062880][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.062972][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.063074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978140 [ 1347.063122][ T32] r4:00000000 [ 1347.063168][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.063270][ T32] r9:83018005 r8:8594d400 r7:00000000 r6:83018000 r5:00001000 r4:7f169000 [ 1347.063322][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.063404][ T32] r5:00001000 r4:ecbbf000 [ 1347.063447][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.063534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.063617][ T32] r5:858a5b8c r4:858a5800 [ 1347.063674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.063793][ T32] r7:dddced40 r6:83018000 r5:858a5b8c r4:8593b400 [ 1347.063845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.063948][ T32] r10:61c88647 r9:8594d400 r8:8593b42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.064001][ T32] r4:8593b400 [ 1347.064043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.064136][ T32] r10:00000000 r9:8593b400 r8:8027ecf4 r7:ecd55e60 r6:8593b480 r5:8594d400 [ 1347.064276][ T32] r4:00000001 [ 1347.064378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.064472][ T32] Exception stack(0xecd59fb0 to 0xecd59ff8) [ 1347.064562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.064623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.064681][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.064739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.064791][ T32] r4:85978080 [ 1347.065668][ T32] INFO: task kworker/0:501:6343 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.065757][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.065894][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.065993][ T32] Call trace: [ 1347.066066][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.066179][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.066236][ T32] r4:00000000 [ 1347.066391][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.086914][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.087059][ T32] dd20: bc876000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.087139][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.087207][ T32] dd60: 800f0113 ffffffff [ 1347.087295][ T32] r5:800f0113 r4:80239bb0 [ 1347.087356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1347.087748][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1347.088271][ T32] r5:00001000 r4:dfd83000 ** 3 printk messages dropped ** [ 1347.088680][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.089392][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1347.089938][ T32] INFO: task kworker/0:502:6345 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.090949][ T32] r5:8594e000 r4:829189bc [ 1347.090997][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.091270][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.091673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978500 [ 1347.091733][ T32] r4:00000000 [ 1347.091782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.091873][ T32] r9:83018005 r8:8594e000 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1347.091928][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.092025][ T32] r5:00001000 r4:ecbd9000 [ 1347.092075][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.092157][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.092241][ T32] r5:858a5f8c r4:858a5c00 [ 1347.092313][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.092420][ T32] r7:dddced40 r6:83018000 r5:858a5f8c r4:8593b500 [ 1347.092556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.092668][ T32] r10:61c88647 r9:8594e000 r8:8593b52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.092725][ T32] r4:8593b500 [ 1347.092775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.092876][ T32] r10:00000000 r9:8593b500 r8:8027ecf4 r7:ecd55e60 r6:8593b580 r5:8594e000 [ 1347.092937][ T32] r4:00000001 [ 1347.093005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.093113][ T32] Exception stack(0xecd5dfb0 to 0xecd5dff8) [ 1347.093177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.093263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.093334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.093403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.093476][ T32] r4:85978080 [ 1347.094334][ T32] INFO: task kworker/0:502:6345 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.094421][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.094602][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.094696][ T32] Call trace: [ 1347.094768][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.094874][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.094933][ T32] r4:00000000 [ 1347.094979][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.095065][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.095131][ T32] dd20: bc876000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.095241][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.095333][ T32] dd60: 800f0113 ffffffff [ 1347.095441][ T32] r5:800f0113 r4:80239bb0 [ 1347.095518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.095609][ T32] r4:82ac11e4 [ 1347.095660][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.095754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.095807][ T32] r4:e06cddc0 [ 1347.095876][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.095975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.096045][ T32] r4:00000000 [ 1347.096115][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.096213][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.096323][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.131430][ T32] r5:00001000 r4:dfd83000 [ 1347.131527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.131659][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.131758][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.131812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.131974][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.132042][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.132144][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.132196][ T32] r4:85004e00 [ 1347.132244][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.132343][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.132394][ T32] r4:00000001 [ 1347.132444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.132569][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.132646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.132728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.132796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.132863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.132922][ T32] r4:8501e100 [ 1347.132981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.133074][ T32] INFO: task kworker/0:503:6349 blocked for more than 473 seconds. [ 1347.133149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.133211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.133260][ T32] task:kworker/0:503 state:D stack:0 pid:6349 tgid:6349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.133370][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.133475][ T32] Call trace: [ 1347.133544][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.133678][ T32] r10:829189c0 r9:ecd61d84 r8:00000002 r7:60000013 r6:ecd61d8c r5:8594c800 [ 1347.133750][ T32] r4:8594c800 ** 1 printk messages dropped ** [ 1347.133897][ T32] r5:8594c800 r4:829189bc [ 1347.133948][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.134039][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.134194][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.134517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978a00 ** 8 printk messages dropped ** [ 1347.135114][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1347.135448][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1347.135894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.148662][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.149399][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1347.149804][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1347.150089][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.150625][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1347.151069][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1347.151419][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.151779][ T32] INFO: task kworker/0:504:6350 blocked for more than 473 seconds. ** 5 printk messages dropped ** [ 1347.152436][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.152737][ T32] r5:8594ec00 r4:829189bc [ 1347.152783][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.152867][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.152955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 [ 1347.153009][ T32] r4:00000000 [ 1347.153051][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.153235][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.153418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.153525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859786c0 [ 1347.153580][ T32] r4:00000000 [ 1347.153626][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.153719][ T32] r9:83018005 r8:8594ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 [ 1347.153780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.153890][ T32] r5:00001000 r4:ecbf7000 [ 1347.153949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.154040][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.154129][ T32] r5:858a678c r4:858a6400 [ 1347.154189][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.154287][ T32] r7:dddced40 r6:83018000 r5:858a678c r4:8593b700 [ 1347.154337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.154432][ T32] r10:61c88647 r9:8594ec00 r8:8593b72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.154494][ T32] r4:8593b700 [ 1347.154542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.154640][ T32] r10:00000000 r9:8593b700 r8:8027ecf4 r7:ecd61e60 r6:8593b780 r5:8594ec00 [ 1347.154693][ T32] r4:00000001 [ 1347.154738][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.154817][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1347.154875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.154969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.155065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.155136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.155188][ T32] r4:85978880 [ 1347.155812][ T32] INFO: task kworker/0:504:6350 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.155908][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.156243][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.183999][ T32] Call trace: [ 1347.184119][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.184294][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.184357][ T32] r4:00000000 [ 1347.184406][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.184531][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.184606][ T32] dd20: bcf80000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.184672][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.184729][ T32] dd60: 800f0113 ffffffff [ 1347.184785][ T32] r5:800f0113 r4:80239bb0 [ 1347.184836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.184929][ T32] r4:82ac11e4 [ 1347.184977][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.185072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.185156][ T32] r4:e06cddc0 [ 1347.185231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.185332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.185384][ T32] r4:00000000 [ 1347.185431][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.185535][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.185611][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.185949][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.186307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.205443][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 5 printk messages dropped ** [ 1347.205938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.207071][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.207401][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.207792][ T32] r4:851b0000 [ 1347.207844][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.207938][ T32] r5:851b0000 r4:829189bc [ 1347.208034][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.208134][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.208256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 1347.208388][ T32] r4:00000000 [ 1347.208559][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.208662][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.208755][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.208849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978940 [ 1347.208901][ T32] r4:00000000 [ 1347.208944][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.209060][ T32] r9:83018005 r8:851b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.209119][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.209209][ T32] r5:00001000 r4:dfb3f000 [ 1347.209256][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.209373][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.209610][ T32] r5:858a6b8c r4:858a6800 [ 1347.209715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.209824][ T32] r7:dddced40 r6:83018000 r5:858a6b8c r4:8593b800 [ 1347.209901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.210084][ T32] r10:61c88647 r9:851b0000 r8:8593b82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.210169][ T32] r4:8593b800 [ 1347.210222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.210339][ T32] r10:00000000 r9:8593b800 r8:8027ecf4 r7:ecd61e60 r6:8593b880 r5:851b0000 [ 1347.210392][ T32] r4:00000001 [ 1347.210455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.210556][ T32] Exception stack(0xecd65fb0 to 0xecd65ff8) [ 1347.210617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.210706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.210775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.210840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.210888][ T32] r4:85978700 [ 1347.211754][ T32] INFO: task kworker/0:505:6352 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.211837][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.211968][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.212085][ T32] Call trace: [ 1347.212166][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.212288][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.212401][ T32] r4:00000000 [ 1347.212498][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1347.212744][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1347.213595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1347.214244][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1347.214783][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.215392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1347.216170][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.242181][ T32] r5:851b0c00 r4:829189bc ** 1 printk messages dropped ** [ 1347.242346][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.243408][ T32] r5:00001000 r4:eb8d5000 ** 4 printk messages dropped ** [ 1347.243891][ T32] r7:dddced40 r6:83018000 r5:858a738c r4:8593b900 ** 7 printk messages dropped ** [ 1347.244689][ T32] Exception stack(0xecc4dfb0 to 0xecc4dff8) ** 6 printk messages dropped ** [ 1347.246003][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.257830][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.258141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1347.258807][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1347.259360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1347.259776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1347.260151][ T32] task:kworker/0:507 state:D stack:0 pid:6357 tgid:6357 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.260670][ T32] r4:851b1800 ** 1 printk messages dropped ** [ 1347.260796][ T32] r5:851b1800 r4:829189bc [ 1347.260836][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.260932][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.261055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd69e08 [ 1347.261103][ T32] r4:00000000 [ 1347.261155][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.261249][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.261324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.261403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978e00 [ 1347.261459][ T32] r4:00000000 [ 1347.261540][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.261687][ T32] r9:83018005 r8:851b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1347.261757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.261837][ T32] r5:00001000 r4:ebc41000 [ 1347.261896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.261973][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.262104][ T32] r5:858a7b8c r4:858a7800 [ 1347.262153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.262280][ T32] r7:dddced40 r6:83018000 r5:858a7b8c r4:8593ba00 [ 1347.262330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.262429][ T32] r10:61c88647 r9:851b1800 r8:8593ba2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.262482][ T32] r4:8593ba00 [ 1347.262543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.262640][ T32] r10:00000000 r9:8593ba00 r8:8027ecf4 r7:ecc4de60 r6:8593ba80 r5:851b1800 [ 1347.262685][ T32] r4:00000001 [ 1347.262732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.262813][ T32] Exception stack(0xecd69fb0 to 0xecd69ff8) [ 1347.262876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.262933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.262985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.263042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.263084][ T32] r4:85978c80 [ 1347.263919][ T32] INFO: task kworker/0:507:6357 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.263985][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.264112][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.264253][ T32] Call trace: [ 1347.264355][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.264472][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.264560][ T32] r4:00000000 [ 1347.264606][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.264680][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.264748][ T32] dd20: bd549000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.264805][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.264856][ T32] dd60: 800f0113 ffffffff [ 1347.264904][ T32] r5:800f0113 r4:80239bb0 [ 1347.264958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.265047][ T32] r4:82ac11e4 [ 1347.265106][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.265200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.265246][ T32] r4:e06cddc0 [ 1347.265307][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.265400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.265445][ T32] r4:00000000 [ 1347.265513][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.265608][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.265651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.265739][ T32] r5:00001000 r4:dfd83000 [ 1347.265781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.265856][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.265934][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.265978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.266064][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.266106][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.266290][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.292837][ T32] r4:85004e00 [ 1347.292917][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.293044][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.293104][ T32] r4:00000001 [ 1347.293180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.293264][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.293322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.293378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.293432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.293574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.293631][ T32] r4:8501e100 [ 1347.293679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.293742][ T32] INFO: task kworker/0:508:6359 blocked for more than 473 seconds. [ 1347.293804][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.293877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.293940][ T32] task:kworker/0:508 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.294051][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.294137][ T32] Call trace: [ 1347.294243][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.294340][ T32] r10:829189c0 r9:ecd75d84 r8:00000002 r7:60000013 r6:ecd75d8c r5:858cb000 [ 1347.294385][ T32] r4:858cb000 [ 1347.294442][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.294526][ T32] r5:858cb000 r4:829189bc [ 1347.294568][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.294673][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.294780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 [ 1347.294845][ T32] r4:00000000 [ 1347.294890][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.294965][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.295041][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.295166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978d40 [ 1347.295239][ T32] r4:00000000 [ 1347.295316][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.295410][ T32] r9:83018005 r8:858cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1347.295455][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.295534][ T32] r5:00001000 r4:eba95000 [ 1347.295575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.295649][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.295751][ T32] r5:858a778c r4:858a7400 [ 1347.295805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.295900][ T32] r7:dddced40 r6:83018000 r5:858a778c r4:8593bb00 [ 1347.295949][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.296058][ T32] r10:61c88647 r9:858cb000 r8:8593bb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.296137][ T32] r4:8593bb00 [ 1347.296187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.310059][ T32] r10:00000000 r9:8593bb00 r8:8027ecf4 r7:ecd69e60 r6:85471f00 r5:858cb000 [ 1347.310149][ T32] r4:00000001 [ 1347.310240][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.310398][ T32] Exception stack(0xecd75fb0 to 0xecd75ff8) [ 1347.310474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.310548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.310611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.310681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.310739][ T32] r4:85978d00 [ 1347.311577][ T32] INFO: task kworker/0:508:6359 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.311661][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.311815][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.311946][ T32] Call trace: [ 1347.312031][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.312132][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.312177][ T32] r4:00000000 [ 1347.312218][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.312290][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.312350][ T32] dd20: bdd1b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.312406][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.312456][ T32] dd60: 800f0113 ffffffff [ 1347.312532][ T32] r5:800f0113 r4:80239bb0 [ 1347.312573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.312666][ T32] r4:82ac11e4 [ 1347.312717][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.312798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.312840][ T32] r4:e06cddc0 [ 1347.312890][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.312973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.313030][ T32] r4:00000000 [ 1347.313073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.313154][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 1 printk messages dropped ** [ 1347.313275][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1347.313480][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1347.313657][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1347.314030][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.314302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.314558][ T32] INFO: task kworker/0:509:6361 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.314831][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.315159][ T32] r4:858ce000 ** 1 printk messages dropped ** [ 1347.315346][ T32] r5:858ce000 r4:829189bc [ 1347.315410][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.315499][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.315777][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.337384][ T32] r5:858b078c r4:858b0400 ** 1 printk messages dropped ** [ 1347.337538][ T32] r7:dddced40 r6:83018000 r5:858b078c r4:8593bb80 [ 1347.337583][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.337670][ T32] r10:61c88647 r9:858ce000 r8:8593bbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.337720][ T32] r4:8593bb80 [ 1347.337784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.337888][ T32] r10:00000000 r9:8593bb80 r8:8027ecf4 r7:ecd69e60 r6:85471f80 r5:858ce000 [ 1347.337955][ T32] r4:00000001 [ 1347.338006][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.338073][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) [ 1347.338126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.338182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.338234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.338289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.338333][ T32] r4:85978e40 [ 1347.339144][ T32] INFO: task kworker/0:509:6361 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.339246][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.339482][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.339626][ T32] Call trace: [ 1347.339736][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.339852][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.339928][ T32] r4:00000000 [ 1347.339975][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.340050][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.340108][ T32] dd20: be054000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.340167][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.340213][ T32] dd60: 800f0113 ffffffff [ 1347.340260][ T32] r5:800f0113 r4:80239bb0 [ 1347.340302][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.340383][ T32] r4:82ac11e4 [ 1347.340424][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.340535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.340582][ T32] r4:e06cddc0 [ 1347.340622][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.340719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.340787][ T32] r4:00000000 [ 1347.340834][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.340935][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.340984][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.341063][ T32] r5:00001000 r4:dfd83000 [ 1347.341100][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.341170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.341242][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.341280][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.341359][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.341398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.341486][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.341530][ T32] r4:85004e00 [ 1347.341568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.341656][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.341730][ T32] r4:00000001 [ 1347.341778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.341847][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.341899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.341953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.342009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.342065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.342107][ T32] r4:8501e100 [ 1347.342149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.342201][ T32] INFO: task kworker/0:510:6362 blocked for more than 473 seconds. [ 1347.342263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.342310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.342393][ T32] task:kworker/0:510 state:D stack:0 pid:6362 tgid:6362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.342501][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.342582][ T32] Call trace: [ 1347.342658][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.342779][ T32] r10:829189c0 r9:ecd81d84 r8:00000002 r7:60000013 r6:ecd81d8c r5:858cec00 [ 1347.342830][ T32] r4:858cec00 [ 1347.342869][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.342948][ T32] r5:858cec00 r4:829189bc [ 1347.342987][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.343061][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.343149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 [ 1347.343194][ T32] r4:00000000 [ 1347.343233][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.343308][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.343381][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.343465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85914a00 ** 7 printk messages dropped ** [ 1347.343991][ T32] r5:858a7f8c r4:858a7c00 ** 4 printk messages dropped ** [ 1347.344305][ T32] r4:8593bc00 ** 5 printk messages dropped ** [ 1347.344705][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.345647][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.346247][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.370130][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1347.370505][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1347.371147][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.371624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.372056][ T32] task:kworker/0:511 state:D stack:0 pid:6364 tgid:6364 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.372640][ T32] r5:858cbc00 r4:829189bc [ 1347.372680][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.372908][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.373199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b080 ** 5 printk messages dropped ** [ 1347.373601][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.374227][ T32] r10:00000000 r9:8593bc80 r8:8027ecf4 r7:ecd7de60 r6:85991000 r5:858cbc00 ** 9 printk messages dropped ** [ 1347.375623][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.397257][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1347.397948][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1347.398288][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.398988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.399293][ T32] INFO: task kworker/0:512:6367 blocked for more than 473 seconds. [ 1347.399362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.399411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.399463][ T32] task:kworker/0:512 state:D stack:0 pid:6367 tgid:6367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.399601][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.399703][ T32] Call trace: [ 1347.399811][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.399937][ T32] r10:829189c0 r9:ecd95d84 r8:00000002 r7:60000013 r6:ecd95d8c r5:858ca400 [ 1347.400003][ T32] r4:858ca400 [ 1347.400063][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.400160][ T32] r5:858ca400 r4:829189bc [ 1347.400205][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.400285][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.400370][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd95e08 [ 1347.400455][ T32] r4:00000000 [ 1347.400528][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.400607][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.400689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.400784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b240 [ 1347.400852][ T32] r4:00000000 [ 1347.400903][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.400995][ T32] r9:83018005 r8:858ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f17b000 [ 1347.401040][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.401137][ T32] r5:00001000 r4:ec7e7000 [ 1347.401186][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.401257][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.401328][ T32] r5:858b0b8c r4:858b0800 [ 1347.401364][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.401453][ T32] r7:dddced40 r6:83018000 r5:858b0b8c r4:8593bd00 [ 1347.401501][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.401609][ T32] r10:61c88647 r9:858ca400 r8:8593bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.401678][ T32] r4:8593bd00 [ 1347.401739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.401827][ T32] r10:00000000 r9:8593bd00 r8:8027ecf4 r7:ecd7de60 r6:85991080 r5:858ca400 [ 1347.401892][ T32] r4:00000001 [ 1347.401961][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.402036][ T32] Exception stack(0xecd95fb0 to 0xecd95ff8) [ 1347.402085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.402137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.402191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.402249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.402308][ T32] r4:8598b140 [ 1347.403170][ T32] INFO: task kworker/0:512:6367 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.403243][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.403367][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.403451][ T32] Call trace: [ 1347.403514][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.403621][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.403694][ T32] r4:00000000 [ 1347.403798][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.403881][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.403937][ T32] dd20: be770000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.403990][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.404034][ T32] dd60: 800f0113 ffffffff [ 1347.404077][ T32] r5:800f0113 r4:80239bb0 [ 1347.404115][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.404187][ T32] r4:82ac11e4 [ 1347.404233][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.404315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.404357][ T32] r4:e06cddc0 [ 1347.404396][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.404527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.404580][ T32] r4:00000000 [ 1347.404618][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.404726][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.404805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.404921][ T32] r5:00001000 r4:dfd83000 [ 1347.404965][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.405046][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.405119][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.405155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.405233][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.405270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.405368][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.405414][ T32] r4:85004e00 [ 1347.405451][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.405535][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.405578][ T32] r4:00000001 [ 1347.405614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.405678][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.405735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.405788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.405836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.405889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.405962][ T32] r4:8501e100 [ 1347.406005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.406053][ T32] INFO: task kworker/0:513:6369 blocked for more than 473 seconds. [ 1347.406102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.406166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.406217][ T32] task:kworker/0:513 state:D stack:0 pid:6369 tgid:6369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.426960][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.427110][ T32] Call trace: [ 1347.427181][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.427283][ T32] r10:829189c0 r9:ecd99d84 r8:00000002 r7:60000013 r6:ecd99d8c r5:858cc800 [ 1347.427328][ T32] r4:858cc800 [ 1347.427367][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.427455][ T32] r5:858cc800 r4:829189bc [ 1347.427512][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.427592][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.427680][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 [ 1347.427731][ T32] r4:00000000 [ 1347.427768][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.427852][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.427961][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.428046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b4c0 [ 1347.428121][ T32] r4:00000000 [ 1347.428170][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.428293][ T32] r9:83018005 r8:858cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f17d000 [ 1347.428372][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.428462][ T32] r5:00001000 r4:ec831000 [ 1347.428605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.428731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.428829][ T32] r5:858b0f8c r4:858b0c00 [ 1347.428895][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.428989][ T32] r7:dddced40 r6:83018000 r5:858b0f8c r4:8593bd80 [ 1347.429035][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.429121][ T32] r10:61c88647 r9:858cc800 r8:8593bdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.429165][ T32] r4:8593bd80 [ 1347.429219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.429313][ T32] r10:00000000 r9:8593bd80 r8:8027ecf4 r7:ecd95e60 r6:85991100 r5:858cc800 [ 1347.429358][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.429529][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.431095][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1347.431862][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1347.432230][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 10 printk messages dropped ** [ 1347.432975][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.433527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1347.434165][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.434442][ T32] r5:851b3c00 r4:829189bc ** 3 printk messages dropped ** [ 1347.434714][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.435035][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.435442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.436220][ T32] Exception stack(0xecd6dfb0 to 0xecd6dff8) ** 6 printk messages dropped ** [ 1347.469849][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.470006][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.470122][ T32] Call trace: [ 1347.470212][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.470357][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.470409][ T32] r4:00000000 [ 1347.470474][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.470577][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.470643][ T32] dd20: bee18000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.470699][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.470748][ T32] dd60: 800f0113 ffffffff [ 1347.470798][ T32] r5:800f0113 r4:80239bb0 [ 1347.470840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.470950][ T32] r4:82ac11e4 [ 1347.471001][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.471088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.471139][ T32] r4:e06cddc0 [ 1347.471182][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.471273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.471321][ T32] r4:00000000 [ 1347.471363][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.471451][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.471509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.471603][ T32] r5:00001000 r4:dfd83000 [ 1347.471664][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.471767][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.471854][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.471919][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.472036][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.472091][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.472205][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.472261][ T32] r4:85004e00 [ 1347.472305][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.472415][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.472536][ T32] r4:00000001 [ 1347.472601][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.472680][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.472738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.472799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.472856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.472916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.472972][ T32] r4:8501e100 [ 1347.473034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.473104][ T32] INFO: task kworker/0:515:6374 blocked for more than 473 seconds. [ 1347.473169][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.473220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.473263][ T32] task:kworker/0:515 state:D stack:0 pid:6374 tgid:6374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.473366][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.473488][ T32] Call trace: [ 1347.473571][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.473690][ T32] r10:829189c0 r9:ecd9dd84 r8:00000002 r7:60000013 r6:ecd9dd8c r5:851b3000 [ 1347.473747][ T32] r4:851b3000 [ 1347.473787][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.473867][ T32] r5:851b3000 r4:829189bc [ 1347.473926][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.474016][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.474117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd9de08 [ 1347.474187][ T32] r4:00000000 [ 1347.474237][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.474318][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.474411][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.474522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598ba40 [ 1347.474570][ T32] r4:00000000 [ 1347.474610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.474691][ T32] r9:83018005 r8:851b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1347.474736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.475037][ T32] r5:858b1b8c r4:858b1800 ** 4 printk messages dropped ** [ 1347.475368][ T32] r4:8593bf00 ** 5 printk messages dropped ** [ 1347.475732][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.502374][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.502934][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1347.503498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1347.504035][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.504952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.505512][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.505942][ T32] r5:851b5400 r4:829189bc [ 1347.505984][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.517116][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.518016][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.518603][ T32] r10:00000000 r9:85993000 r8:8027ecf4 r7:ecd9de60 r6:85993080 r5:851b5400 ** 9 printk messages dropped ** [ 1347.520054][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.521054][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.521389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1347.522051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.522745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1347.523669][ T32] r4:851b4800 ** 1 printk messages dropped ** [ 1347.523826][ T32] r5:851b4800 r4:829189bc ** 1 printk messages dropped ** [ 1347.523979][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.524574][ T32] r4:00000000 [ 1347.524622][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.524701][ T32] r9:83018005 r8:851b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f18d000 [ 1347.524747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.524822][ T32] r5:00001000 r4:eca1d000 [ 1347.524883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.524980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.525064][ T32] r5:858b278c r4:858b2400 [ 1347.525106][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.525187][ T32] r7:dddced40 r6:83018000 r5:858b278c r4:85993100 [ 1347.525230][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.525333][ T32] r10:61c88647 r9:851b4800 r8:8599312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.525379][ T32] r4:85993100 [ 1347.525418][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.525507][ T32] r10:00000000 r9:85993100 r8:8027ecf4 r7:ecd9de60 r6:85993180 r5:851b4800 [ 1347.525552][ T32] r4:00000001 [ 1347.525589][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.525654][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) [ 1347.525704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.525761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.525814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.525869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.525953][ T32] r4:8598b980 [ 1347.553139][ T32] INFO: task kworker/0:517:6378 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.553369][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.553562][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.553681][ T32] Call trace: [ 1347.553773][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.553879][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.553925][ T32] r4:00000000 [ 1347.554043][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.554155][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.554222][ T32] dd20: bf2a4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.554278][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.554339][ T32] dd60: 800f0113 ffffffff [ 1347.554420][ T32] r5:800f0113 r4:80239bb0 [ 1347.554480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.554564][ T32] r4:82ac11e4 [ 1347.554607][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.554746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.554829][ T32] r4:e06cddc0 [ 1347.554892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.554985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.555048][ T32] r4:00000000 [ 1347.555096][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.555196][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.555245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.555342][ T32] r5:00001000 r4:dfd83000 [ 1347.555389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.555494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.555608][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.555656][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.555757][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.555806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.555895][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.555939][ T32] r4:85004e00 [ 1347.556001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.556097][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.556168][ T32] r4:00000001 [ 1347.556216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.572126][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.572280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.572342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.572396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.572473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.572559][ T32] r4:8501e100 [ 1347.572610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.572667][ T32] INFO: task kworker/0:518:6379 blocked for more than 474 seconds. [ 1347.572730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.572805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.572860][ T32] task:kworker/0:518 state:D stack:0 pid:6379 tgid:6379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.572973][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.573081][ T32] Call trace: [ 1347.573172][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.573275][ T32] r10:829189c0 r9:ecda9d84 r8:00000002 r7:60000013 r6:ecda9d8c r5:851b6000 ** 2 printk messages dropped ** [ 1347.573466][ T32] r5:851b6000 r4:829189bc [ 1347.573528][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.573781][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.574109][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.574699][ T32] r5:858b238c r4:858b2000 ** 5 printk messages dropped ** [ 1347.575109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1347.587431][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1347.588615][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1347.589209][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1347.589575][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1347.590364][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.590957][ T32] task:kworker/0:519 state:D stack:0 pid:6383 tgid:6383 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.591590][ T32] r5:851b2400 r4:829189bc ** 3 printk messages dropped ** [ 1347.591886][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.592008][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.592677][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1347.593212][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.593666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.593726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.593789][ T32] r4:8598bc00 [ 1347.594527][ T32] INFO: task kworker/0:519:6383 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.594603][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.594740][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.594835][ T32] Call trace: [ 1347.594918][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.595015][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.595077][ T32] r4:00000000 [ 1347.595120][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.595201][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.595398][ T32] dd20: bf52b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.595476][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.595530][ T32] dd60: 800f0113 ffffffff [ 1347.595593][ T32] r5:800f0113 r4:80239bb0 [ 1347.595642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.595726][ T32] r4:82ac11e4 [ 1347.595785][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.595903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.595969][ T32] r4:e06cddc0 [ 1347.596018][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.596118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.596169][ T32] r4:00000000 [ 1347.596273][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.618047][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.618100][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.618202][ T32] r5:00001000 r4:dfd83000 [ 1347.618230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.618274][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.618368][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.618446][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.618500][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.618521][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.618569][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.618590][ T32] r4:85004e00 [ 1347.618611][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.618655][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.618677][ T32] r4:00000001 [ 1347.618695][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.618737][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.618789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.618822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.618871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.618909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.618933][ T32] r4:8501e100 [ 1347.618956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.619048][ T32] INFO: task kworker/0:520:6385 blocked for more than 474 seconds. [ 1347.619095][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.619122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.619194][ T32] task:kworker/0:520 state:D stack:0 pid:6385 tgid:6385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.619258][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.619304][ T32] Call trace: [ 1347.619352][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.619406][ T32] r10:829189c0 r9:ecc55d84 r8:00000002 r7:60000013 r6:ecc55d8c r5:851b6c00 [ 1347.619515][ T32] r4:851b6c00 [ 1347.619539][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.619581][ T32] r5:851b6c00 r4:829189bc [ 1347.619600][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.619639][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.619684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 [ 1347.619705][ T32] r4:00000000 [ 1347.619730][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.619770][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.619935][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.619986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598e140 [ 1347.620011][ T32] r4:00000000 [ 1347.620076][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.620126][ T32] r9:83018005 r8:851b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f191000 [ 1347.620150][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.620190][ T32] r5:00001000 r4:eca67000 [ 1347.620209][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.620584][ T32] r10:61c88647 r9:851b6c00 r8:8599342c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.621129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.622117][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1347.622415][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1347.622562][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1347.622983][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1347.623212][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.623485][ T32] task:kworker/0:521 state:D stack:0 pid:6387 tgid:6387 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.623801][ T32] r5:84e48000 r4:829189bc [ 1347.623824][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.623864][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.623909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1347.623930][ T32] r4:00000000 [ 1347.623973][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.624017][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.624054][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.624094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598e2c0 [ 1347.624116][ T32] r4:00000000 [ 1347.624134][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.624175][ T32] r9:83018005 r8:84e48000 r7:00000000 r6:83018000 r5:00001000 r4:7f193000 [ 1347.624197][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.624235][ T32] r5:00001000 r4:eca79000 [ 1347.624281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.624323][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.624363][ T32] r5:858b338c r4:858b3000 [ 1347.624385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.624425][ T32] r7:dddced40 r6:83018000 r5:858b338c r4:85993500 [ 1347.624445][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.624522][ T32] r10:61c88647 r9:84e48000 r8:8599352c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.624575][ T32] r4:85993500 [ 1347.624598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.624642][ T32] r10:00000000 r9:85993500 r8:8027ecf4 r7:ecc55e60 r6:85993580 r5:84e48000 [ 1347.624664][ T32] r4:00000001 [ 1347.624697][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.624745][ T32] Exception stack(0xecdb1fb0 to 0xecdb1ff8) [ 1347.624798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.624829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.624857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.624885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.624908][ T32] r4:8598e400 [ 1347.625182][ T32] INFO: task kworker/0:521:6387 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.625215][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.625390][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1347.625943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1347.648836][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.649334][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1347.649797][ T32] task:kworker/0:522 state:D stack:0 pid:6389 tgid:6389 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.650254][ T32] r5:84e48c00 r4:829189bc ** 1 printk messages dropped ** [ 1347.650339][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.650383][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb5e08 [ 1347.650405][ T32] r4:00000000 [ 1347.650424][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.650461][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.650524][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.650569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598e680 [ 1347.650591][ T32] r4:00000000 [ 1347.650610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.650657][ T32] r9:83018005 r8:84e48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f197000 [ 1347.650680][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.650742][ T32] r5:00001000 r4:ecaa9000 [ 1347.650797][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.650840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.650880][ T32] r5:858b3b8c r4:858b3800 [ 1347.650901][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.650941][ T32] r7:dddced40 r6:83018000 r5:858b3b8c r4:85993600 [ 1347.650961][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.651003][ T32] r10:61c88647 r9:84e48c00 r8:8599362c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.651024][ T32] r4:85993600 [ 1347.651042][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.651083][ T32] r10:00000000 r9:85993600 r8:8027ecf4 r7:ecdb1e60 r6:85993680 r5:84e48c00 [ 1347.651105][ T32] r4:00000001 [ 1347.651125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.651191][ T32] Exception stack(0xecdb5fb0 to 0xecdb5ff8) [ 1347.651220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.651248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.651274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.651324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.651351][ T32] r4:8598e200 [ 1347.651831][ T32] INFO: task kworker/0:522:6389 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.651869][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.651938][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.651983][ T32] Call trace: [ 1347.652013][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.652060][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 4 printk messages dropped ** [ 1347.652268][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1347.652649][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.652970][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1347.653319][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1347.653781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.654074][ T32] task:kworker/0:523 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.654618][ T32] r5:84e49800 r4:829189bc [ 1347.654663][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.655041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598e640 ** 9 printk messages dropped ** [ 1347.655684][ T32] r7:dddced40 r6:83018000 r5:858b3f8c r4:85993700 ** 8 printk messages dropped ** [ 1347.656210][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.679184][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.679251][ T32] Call trace: [ 1347.679304][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.679361][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.679384][ T32] r4:00000000 [ 1347.679403][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.679442][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.679495][ T32] dd20: bff6e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.679527][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.679552][ T32] dd60: 800f0113 ffffffff [ 1347.679574][ T32] r5:800f0113 r4:80239bb0 [ 1347.679594][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.679637][ T32] r4:82ac11e4 [ 1347.679657][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.679731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.679757][ T32] r4:e06cddc0 [ 1347.679777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.679825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.679849][ T32] r4:00000000 [ 1347.679868][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.679934][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.680036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.680082][ T32] r5:00001000 r4:dfd83000 [ 1347.680103][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.680144][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.680183][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.680203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.680246][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.680266][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.680310][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.680331][ T32] r4:85004e00 [ 1347.680350][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.680405][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.680510][ T32] r4:00000001 [ 1347.680535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.680572][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.680598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.680625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.680679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1347.681242][ T32] r4:858cd400 ** 1 printk messages dropped ** [ 1347.681433][ T32] r5:858cd400 r4:829189bc [ 1347.681456][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.681732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.682142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.682459][ T32] Exception stack(0xecdc5fb0 to 0xecdc5ff8) ** 6 printk messages dropped ** [ 1347.683013][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.683462][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.683832][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1347.683985][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 10 printk messages dropped ** [ 1347.684330][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.684615][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1347.684785][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.685013][ T32] r5:83a96c00 r4:829189bc ** 2 printk messages dropped ** [ 1347.685175][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdcde08 ** 9 printk messages dropped ** [ 1347.685729][ T32] r5:00001000 r4:ece07000 ** 4 printk messages dropped ** [ 1347.685920][ T32] r7:dddced40 r6:83018000 r5:858ba78c r4:85993880 ** 8 printk messages dropped ** [ 1347.686218][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.717730][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.718021][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1347.718449][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.718675][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1347.718905][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.719290][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1347.719462][ T32] task:kworker/0:526 state:D stack:0 pid:6397 tgid:6397 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.719805][ T32] r5:858c8000 r4:829189bc ** 3 printk messages dropped ** [ 1347.720005][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.720156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598eb80 [ 1347.720203][ T32] r4:00000000 [ 1347.720224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.720266][ T32] r9:83018005 r8:858c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1347.720287][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.720335][ T32] r5:00001000 r4:ecc03000 [ 1347.720357][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.720396][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.720458][ T32] r5:858b8b8c r4:858b8800 [ 1347.720506][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.720551][ T32] r7:dddced40 r6:83018000 r5:858b8b8c r4:85993900 [ 1347.720571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.720637][ T32] r10:61c88647 r9:858c8000 r8:8599392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.720663][ T32] r4:85993900 [ 1347.720681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.720755][ T32] r10:00000000 r9:85993900 r8:8027ecf4 r7:ecdcde60 r6:85991280 r5:858c8000 [ 1347.720781][ T32] r4:00000001 [ 1347.720800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.720855][ T32] Exception stack(0xecdd1fb0 to 0xecdd1ff8) [ 1347.720883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.720912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.720978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.721010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.721034][ T32] r4:8598e880 [ 1347.721307][ T32] INFO: task kworker/0:526:6397 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.721340][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.721393][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.721433][ T32] Call trace: [ 1347.721478][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.721527][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.721549][ T32] r4:00000000 [ 1347.721568][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.721618][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.721651][ T32] dd20: c0714000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.721679][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.721743][ T32] dd60: 800f0113 ffffffff [ 1347.721770][ T32] r5:800f0113 r4:80239bb0 [ 1347.721790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.721891][ T32] r4:82ac11e4 [ 1347.721914][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.721957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.721978][ T32] r4:e06cddc0 [ 1347.721997][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.722036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.722057][ T32] r4:00000000 [ 1347.722077][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.722117][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.722138][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.722177][ T32] r5:00001000 r4:dfd83000 [ 1347.722196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.722297][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.722339][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.722359][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.722418][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.722555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.722602][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.722625][ T32] r4:85004e00 [ 1347.722643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.722687][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.722709][ T32] r4:00000001 [ 1347.722778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.722817][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.722905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.722935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.722961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.722989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.723011][ T32] r4:8501e100 ** 2 printk messages dropped ** [ 1347.723628][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.724019][ T32] r4:85960000 ** 1 printk messages dropped ** [ 1347.724124][ T32] r5:85960000 r4:829189bc [ 1347.724241][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.724329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 ** 8 printk messages dropped ** [ 1347.724623][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.724921][ T32] r10:61c88647 r9:85960000 r8:859939ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.725453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.726087][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1347.742593][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1347.742917][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1347.743101][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.743574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.744071][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.744377][ T32] r5:85960c00 r4:829189bc ** 1 printk messages dropped ** [ 1347.744440][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.744535][ T32] r4:00000000 [ 1347.744739][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.744783][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.744821][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.744862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598ee40 [ 1347.744929][ T32] r4:00000000 [ 1347.744955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.744997][ T32] r9:83018005 r8:85960c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1a3000 [ 1347.745018][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.745055][ T32] r5:00001000 r4:ecc21000 [ 1347.745074][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.745112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.745149][ T32] r5:858b938c r4:858b9000 [ 1347.745213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.745260][ T32] r7:dddced40 r6:83018000 r5:858b938c r4:85993a00 [ 1347.745280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.745325][ T32] r10:61c88647 r9:85960c00 r8:85993a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.745347][ T32] r4:85993a00 [ 1347.745369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.745413][ T32] r10:00000000 r9:85993a00 r8:8027ecf4 r7:ecdcde60 r6:85991380 r5:85960c00 [ 1347.745463][ T32] r4:00000001 [ 1347.745485][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.745519][ T32] Exception stack(0xecde1fb0 to 0xecde1ff8) [ 1347.745544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.745570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.745597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.745624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.745645][ T32] r4:8598ed40 [ 1347.746118][ T32] INFO: task kworker/0:528:6402 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.746153][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.762014][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.762172][ T32] Call trace: [ 1347.762230][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.762291][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.762330][ T32] r4:00000000 [ 1347.762355][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.762394][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.762425][ T32] dd20: c0b04000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.762453][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.762476][ T32] dd60: 800f0113 ffffffff [ 1347.762499][ T32] r5:800f0113 r4:80239bb0 [ 1347.762519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.762561][ T32] r4:82ac11e4 [ 1347.762581][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.762622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.762658][ T32] r4:e06cddc0 [ 1347.762682][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.762730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.762753][ T32] r4:00000000 [ 1347.762773][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.762815][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.762837][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.762876][ T32] r5:00001000 r4:dfd83000 [ 1347.762897][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.762947][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.762994][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.763016][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.763059][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.763080][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.763123][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.763146][ T32] r4:85004e00 [ 1347.763176][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.763245][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.763271][ T32] r4:00000001 [ 1347.763302][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.763415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.763669][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.763908][ T32] r5:85963000 r4:829189bc [ 1347.763951][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.764063][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde9e08 ** 8 printk messages dropped ** [ 1347.764317][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.764680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.765004][ T32] r4:8598ed40 ** 3 printk messages dropped ** [ 1347.765630][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.765872][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1347.766036][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1347.779037][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1347.779455][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.779722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.779991][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.780213][ T32] r5:85962400 r4:829189bc [ 1347.780232][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.780416][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.780701][ T32] r5:00001000 r4:ecc43000 ** 4 printk messages dropped ** [ 1347.780977][ T32] r7:dddced40 r6:83018000 r5:858b9b8c r4:85993b00 ** 8 printk messages dropped ** [ 1347.781247][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.782079][ T32] Call trace: ** 3 printk messages dropped ** [ 1347.782358][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.782401][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.782430][ T32] dd20: c0e06000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.782458][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.782481][ T32] dd60: 800f0113 ffffffff [ 1347.782505][ T32] r5:800f0113 r4:80239bb0 [ 1347.782524][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.782564][ T32] r4:82ac11e4 [ 1347.782584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.782626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.782647][ T32] r4:e06cddc0 [ 1347.782666][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.782706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.782732][ T32] r4:00000000 [ 1347.782752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.782818][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.782843][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.782930][ T32] r5:00001000 r4:dfd83000 [ 1347.782952][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.783018][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.783076][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.783099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.783167][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.783215][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.783263][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.783284][ T32] r4:85004e00 [ 1347.783326][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.783379][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.783404][ T32] r4:00000001 [ 1347.783439][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.783502][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.783535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.783565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.783592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.783619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.783641][ T32] r4:8501e100 [ 1347.783669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.783696][ T32] INFO: task kworker/0:531:6408 blocked for more than 474 seconds. [ 1347.783728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.783753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.783774][ T32] task:kworker/0:531 state:D stack:0 pid:6408 tgid:6408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.783868][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.783936][ T32] Call trace: [ 1347.783992][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.784038][ T32] r10:829189c0 r9:ecdf9d84 r8:00000002 r7:60000113 r6:ecdf9d8c r5:85963c00 [ 1347.784060][ T32] r4:85963c00 [ 1347.784080][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.784120][ T32] r5:85963c00 r4:829189bc [ 1347.784140][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.784178][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.784244][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf9e08 [ 1347.784279][ T32] r4:00000000 [ 1347.784322][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.784387][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.784456][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.784552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85988ec0 [ 1347.784578][ T32] r4:00000000 [ 1347.784598][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.784658][ T32] r9:83018005 r8:85963c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ab000 [ 1347.784682][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.784746][ T32] r5:00001000 r4:ecc63000 [ 1347.784770][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.784809][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.784847][ T32] r5:858b9f8c r4:858b9c00 [ 1347.784866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.784908][ T32] r7:dddced40 r6:83018000 r5:858b9f8c r4:85993b80 [ 1347.784929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.785000][ T32] r10:61c88647 r9:85963c00 r8:85993bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.785072][ T32] r4:85993b80 [ 1347.785094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.785138][ T32] r10:00000000 r9:85993b80 r8:8027ecf4 r7:ecdcde60 r6:85991500 r5:85963c00 [ 1347.785183][ T32] r4:00000001 [ 1347.785230][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.785291][ T32] Exception stack(0xecdf9fb0 to 0xecdf9ff8) [ 1347.785321][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.785398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.786085][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 9 printk messages dropped ** [ 1347.808595][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1347.809075][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.809352][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 7 printk messages dropped ** [ 1347.809633][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1347.809813][ T32] task:kworker/0:532 state:D stack:0 pid:6410 tgid:6410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.810022][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.810066][ T32] Call trace: [ 1347.810098][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.810147][ T32] r10:829189c0 r9:ece01d84 r8:00000002 r7:60000113 r6:ece01d8c r5:85961800 [ 1347.810170][ T32] r4:85961800 [ 1347.810189][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.810229][ T32] r5:85961800 r4:829189bc [ 1347.810336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.810384][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.810429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece01e08 [ 1347.810451][ T32] r4:00000000 [ 1347.810470][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.810507][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.810542][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.810582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ab040 [ 1347.810604][ T32] r4:00000000 [ 1347.810623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.810662][ T32] r9:83018005 r8:85961800 r7:00000000 r6:83018000 r5:00001000 r4:7f1ad000 [ 1347.810683][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.810721][ T32] r5:00001000 r4:ecc6d000 [ 1347.810878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.810920][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.810958][ T32] r5:858ba38c r4:858ba000 [ 1347.810977][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.811097][ T32] r7:dddced40 r6:83018000 r5:858ba38c r4:85993c00 [ 1347.811122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.811166][ T32] r10:61c88647 r9:85961800 r8:85993c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.811188][ T32] r4:85993c00 [ 1347.811206][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.811249][ T32] r10:00000000 r9:85993c00 r8:8027ecf4 r7:ecdcde60 r6:85991580 r5:85961800 [ 1347.811271][ T32] r4:00000001 [ 1347.811290][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.811324][ T32] Exception stack(0xece01fb0 to 0xece01ff8) [ 1347.811350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.811377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.811403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.811452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.811557][ T32] r4:85988e40 [ 1347.812036][ T32] INFO: task kworker/0:532:6410 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.812072][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.812218][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.812290][ T32] Call trace: [ 1347.812322][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.812401][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.812427][ T32] r4:00000000 [ 1347.812446][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.812515][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.812572][ T32] dd20: c114f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.812622][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.812647][ T32] dd60: 800f0113 ffffffff [ 1347.812674][ T32] r5:800f0113 r4:80239bb0 [ 1347.812708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.812789][ T32] r4:82ac11e4 [ 1347.812813][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.812868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.812903][ T32] r4:e06cddc0 [ 1347.812926][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.812967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.813051][ T32] r4:00000000 [ 1347.813073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.813115][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.813150][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.813207][ T32] r5:00001000 r4:dfd83000 [ 1347.813240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.813352][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.813373][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.813416][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.813436][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.813479][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.813501][ T32] r4:85004e00 [ 1347.813520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.813564][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.813586][ T32] r4:00000001 [ 1347.813604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.813637][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.813687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.813719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.813753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.813781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.813803][ T32] r4:8501e100 [ 1347.813827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.813854][ T32] INFO: task kworker/0:533:6413 blocked for more than 474 seconds. [ 1347.813880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.813903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.813922][ T32] task:kworker/0:533 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.813967][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.814020][ T32] Call trace: [ 1347.814073][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.814120][ T32] r10:829189c0 r9:ece15d84 r8:00000002 r7:60000013 r6:ece15d8c r5:85964800 [ 1347.814143][ T32] r4:85964800 [ 1347.814161][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.814200][ T32] r5:85964800 r4:829189bc [ 1347.814225][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.814265][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.814323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece15e08 [ 1347.814349][ T32] r4:00000000 [ 1347.814368][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.814406][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.814442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1347.814509][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.814704][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.815099][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.815256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.815828][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.816092][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 6 printk messages dropped ** [ 1347.836887][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1347.837193][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1347.837563][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.837821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.838180][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.838574][ T32] r5:85966000 r4:829189bc [ 1347.838598][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.838707][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.838830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.839187][ T32] r5:858bab8c r4:858ba800 ** 4 printk messages dropped ** [ 1347.839378][ T32] r4:85993d00 ** 4 printk messages dropped ** [ 1347.839542][ T32] Exception stack(0xece29fb0 to 0xece29ff8) ** 6 printk messages dropped ** [ 1347.840294][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.840919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1347.841197][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1347.841391][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.841752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.841965][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.841992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.842022][ T32] task:kworker/0:535 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.842112][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.842293][ T32] Call trace: [ 1347.842327][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.842372][ T32] r10:829189c0 r9:ece2dd84 r8:00000002 r7:60000013 r6:ece2dd8c r5:85966c00 [ 1347.842423][ T32] r4:85966c00 [ 1347.842445][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.842504][ T32] r5:85966c00 r4:829189bc [ 1347.842533][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.842574][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.842619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece2de08 [ 1347.842641][ T32] r4:00000000 [ 1347.842660][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.842696][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.842736][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.842778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ab3c0 [ 1347.842824][ T32] r4:00000000 [ 1347.842847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.842904][ T32] r9:83018005 r8:85966c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1bb000 [ 1347.842928][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.842981][ T32] r5:00001000 r4:ece1f000 [ 1347.843004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.843042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.843086][ T32] r5:858baf8c r4:858bac00 [ 1347.843106][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.843147][ T32] r7:dddced40 r6:83018000 r5:858baf8c r4:85993d80 [ 1347.843167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.843210][ T32] r10:61c88647 r9:85966c00 r8:85993dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.843232][ T32] r4:85993d80 [ 1347.843250][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.843292][ T32] r10:00000000 r9:85993d80 r8:8027ecf4 r7:ece15e60 r6:85991700 r5:85966c00 [ 1347.843313][ T32] r4:00000001 [ 1347.843333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.843405][ T32] Exception stack(0xece2dfb0 to 0xece2dff8) [ 1347.843435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.843463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.843537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.843569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.843590][ T32] r4:859ab200 [ 1347.843875][ T32] INFO: task kworker/0:535:6416 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.843911][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.843992][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.844104][ T32] Call trace: [ 1347.844137][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.844185][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.844208][ T32] r4:00000000 [ 1347.844226][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.844263][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.844291][ T32] dd20: c146f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.844342][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.844369][ T32] dd60: 800f0113 ffffffff [ 1347.844403][ T32] r5:800f0113 r4:80239bb0 [ 1347.844456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.844521][ T32] r4:82ac11e4 [ 1347.844543][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.844587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.844609][ T32] r4:e06cddc0 [ 1347.844628][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.844669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.844691][ T32] r4:00000000 [ 1347.844753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.844801][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.844823][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.844863][ T32] r5:00001000 r4:dfd83000 [ 1347.844883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.845019][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.845077][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.845099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.845142][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.845162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.845206][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.845228][ T32] r4:85004e00 [ 1347.845246][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.845289][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 4 printk messages dropped ** [ 1347.845532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.845936][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.872132][ T32] r5:85965400 r4:829189bc [ 1347.872159][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.872400][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.872828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.873189][ T32] r4:85993e00 ** 5 printk messages dropped ** [ 1347.873500][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.874758][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.875260][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1347.875684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 5 printk messages dropped ** [ 1347.875903][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1347.876210][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1347.890343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.890885][ T32] INFO: task kworker/0:537:6420 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.891177][ T32] r4:858d0c00 ** 1 printk messages dropped ** [ 1347.891275][ T32] r5:858d0c00 r4:829189bc ** 1 printk messages dropped ** [ 1347.891335][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.891624][ T32] r9:83018005 r8:858d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1bf000 ** 8 printk messages dropped ** [ 1347.892118][ T32] r10:61c88647 r9:858d0c00 r8:85993eac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1347.892524][ T32] r4:859ab480 [ 1347.893167][ T32] INFO: task kworker/0:537:6420 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.893246][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.893417][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.893555][ T32] Call trace: [ 1347.893623][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.893723][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.893775][ T32] r4:00000000 [ 1347.893870][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.893960][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.894023][ T32] dd20: c1b9f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.894093][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.894147][ T32] dd60: 800f0113 ffffffff [ 1347.894198][ T32] r5:800f0113 r4:80239bb0 [ 1347.894240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.894325][ T32] r4:82ac11e4 [ 1347.894386][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.894476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.894524][ T32] r4:e06cddc0 [ 1347.894567][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.894710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.894770][ T32] r4:00000000 [ 1347.894814][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.894895][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.894938][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.895022][ T32] r5:00001000 r4:dfd83000 [ 1347.895081][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.895167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.895258][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.895304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.895411][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.895477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.895581][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.895622][ T32] r4:85004e00 [ 1347.895643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.895689][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.895897][ T32] r4:00000001 [ 1347.895921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.895957][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.896010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.896048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.896156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.896190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.896362][ T32] r4:8501e100 [ 1347.917498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.917597][ T32] INFO: task kworker/0:538:6423 blocked for more than 474 seconds. [ 1347.917663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.917722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.917769][ T32] task:kworker/0:538 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.917906][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.918014][ T32] Call trace: [ 1347.918078][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.918250][ T32] r10:829189c0 r9:ece61d84 r8:00000002 r7:60000113 r6:ece61d8c r5:858d1800 [ 1347.918312][ T32] r4:858d1800 [ 1347.918357][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.918443][ T32] r5:858d1800 r4:829189bc [ 1347.918501][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.918577][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.918681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 [ 1347.918735][ T32] r4:00000000 [ 1347.918779][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.918853][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.918932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.919014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ca0800 [ 1347.919060][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.919236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.919832][ T32] r4:85993f00 ** 6 printk messages dropped ** [ 1347.920219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.921519][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.921835][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1347.922372][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1347.922555][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.922924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.923362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.923848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1347.924511][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.924915][ T32] r5:858d3c00 r4:829189bc ** 1 printk messages dropped ** [ 1347.925047][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.925715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.926139][ T32] r7:dddced40 r6:83018000 r5:858bbf8c r4:85993f80 ** 8 printk messages dropped ** [ 1347.950897][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.952026][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.952168][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.952264][ T32] Call trace: [ 1347.952327][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.952423][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.952515][ T32] r4:00000000 [ 1347.952563][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.952642][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.952701][ T32] dd20: c2102000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.952757][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.952804][ T32] dd60: 800f0113 ffffffff [ 1347.952853][ T32] r5:800f0113 r4:80239bb0 [ 1347.952895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.952992][ T32] r4:82ac11e4 [ 1347.953056][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.953145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.953189][ T32] r4:e06cddc0 [ 1347.953231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.953318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.953366][ T32] r4:00000000 [ 1347.953410][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.953506][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.953553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.953635][ T32] r5:00001000 r4:dfd83000 [ 1347.953679][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.953758][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.953834][ T32] r5:84ff7f8c r4:84ff7c00 [ 1347.953876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.953963][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1347.954012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.954104][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.954156][ T32] r4:85004e00 [ 1347.954196][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.954292][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1347.954344][ T32] r4:00000001 [ 1347.954386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.954457][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1347.954526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.954584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.954642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.954702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.954751][ T32] r4:8501e100 [ 1347.954796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.954848][ T32] INFO: task kworker/0:540:6427 blocked for more than 474 seconds. [ 1347.954906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.954950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.954989][ T32] task:kworker/0:540 state:D stack:0 pid:6427 tgid:6427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.955083][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.955185][ T32] Call trace: [ 1347.955242][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.955324][ T32] r10:829189c0 r9:ece75d84 r8:00000002 r7:60000113 r6:ece75d8c r5:858d2400 [ 1347.955367][ T32] r4:858d2400 [ 1347.955409][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.955501][ T32] r5:858d2400 r4:829189bc [ 1347.955547][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.955638][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.955729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 [ 1347.955771][ T32] r4:00000000 [ 1347.955807][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.955876][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.955968][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.956075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ab980 [ 1347.956141][ T32] r4:00000000 [ 1347.956187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.966932][ T32] r9:83018005 r8:858d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 [ 1347.967114][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.967243][ T32] r5:00001000 r4:ece5d000 [ 1347.967316][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.967432][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.967542][ T32] r5:858bc38c r4:858bc000 [ 1347.967588][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.967673][ T32] r7:dddced40 r6:83018000 r5:858bc38c r4:859c2000 [ 1347.967715][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.967805][ T32] r10:61c88647 r9:858d2400 r8:859c202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.967857][ T32] r4:859c2000 [ 1347.967900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.967990][ T32] r10:00000000 r9:859c2000 r8:8027ecf4 r7:ece61e60 r6:85991980 r5:858d2400 [ 1347.968035][ T32] r4:00000001 [ 1347.968076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.968165][ T32] Exception stack(0xece75fb0 to 0xece75ff8) [ 1347.968229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.968284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.968344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.968402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.968501][ T32] r4:859ab840 [ 1347.969304][ T32] INFO: task kworker/0:540:6427 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.969389][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.969538][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.969628][ T32] Call trace: [ 1347.969711][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.969810][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.969866][ T32] r4:00000000 [ 1347.969904][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.969978][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.970035][ T32] dd20: c2102000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.970090][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 2 printk messages dropped ** [ 1347.970221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1347.970906][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1347.971198][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1347.971584][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1347.972126][ T32] task:kworker/0:541 state:D stack:0 pid:6429 tgid:6429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.972612][ T32] r5:858d0000 r4:829189bc [ 1347.972647][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.972863][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.973331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.973994][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.974287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.974342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.974398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.974454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.974508][ T32] r4:859ab9c0 [ 1347.975007][ T32] INFO: task kworker/0:541:6429 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1347.975073][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.975180][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.975262][ T32] Call trace: [ 1347.975322][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.975414][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1347.975468][ T32] r4:00000000 [ 1347.975508][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.975583][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1347.975640][ T32] dd20: c2102000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1347.975694][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1347.975748][ T32] dd60: 800f0113 ffffffff [ 1347.975793][ T32] r5:800f0113 r4:80239bb0 [ 1347.975834][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.975913][ T32] r4:82ac11e4 [ 1347.975956][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.976038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1347.976081][ T32] r4:e06cddc0 [ 1347.976121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.976202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1347.976289][ T32] r4:00000000 [ 1348.001241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.001341][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.001366][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.001411][ T32] r5:00001000 r4:dfd83000 [ 1348.001432][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.001473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.001514][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.001534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.001578][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.001598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.001644][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.001665][ T32] r4:85004e00 [ 1348.001684][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.001737][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.001759][ T32] r4:00000001 [ 1348.001779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.001816][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.001845][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.001874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.001901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.001953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.001980][ T32] r4:8501e100 [ 1348.002006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.002046][ T32] INFO: task kworker/0:542:6430 blocked for more than 474 seconds. [ 1348.002080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.002105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.002126][ T32] task:kworker/0:542 state:D stack:0 pid:6430 tgid:6430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.002230][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.002300][ T32] Call trace: [ 1348.002358][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.002410][ T32] r10:829189c0 r9:ece89d84 r8:00000002 r7:60000113 r6:ece89d8c r5:858d5400 ** 2 printk messages dropped ** [ 1348.002492][ T32] r5:858d5400 r4:829189bc [ 1348.002512][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.002771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1348.003086][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.003297][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.003541][ T32] r4:859abb80 ** 2 printk messages dropped ** [ 1348.004167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.004535][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1348.004821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 8 printk messages dropped ** [ 1348.005123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.005460][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.005691][ T32] task:kworker/0:543 state:D stack:0 pid:6433 tgid:6433 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.005960][ T32] r5:858d4800 r4:829189bc ** 3 printk messages dropped ** [ 1348.006104][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.006199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1348.026895][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.027340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.028024][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.028337][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1348.028584][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1348.028890][ T32] r5:00001000 r4:dfd83000 ** 1 printk messages dropped ** [ 1348.028953][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.028991][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.029010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.029052][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.029073][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.029126][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.029165][ T32] r4:85004e00 [ 1348.029187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.029232][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.029254][ T32] r4:00000001 [ 1348.029273][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.029307][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.029332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.029359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.029387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.029419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.029462][ T32] r4:8501e100 [ 1348.029488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.029517][ T32] INFO: task kworker/0:544:6434 blocked for more than 474 seconds. [ 1348.029562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.029590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.029612][ T32] task:kworker/0:544 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.029664][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.029721][ T32] Call trace: [ 1348.029751][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.029797][ T32] r10:829189c0 r9:ecea9d84 r8:00000002 r7:60000113 r6:ecea9d8c r5:858d3000 [ 1348.029818][ T32] r4:858d3000 [ 1348.029859][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.029904][ T32] r5:858d3000 r4:829189bc [ 1348.029924][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.029964][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.030008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1348.030029][ T32] r4:00000000 [ 1348.030048][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.030086][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.030122][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.030162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85988200 [ 1348.030185][ T32] r4:00000000 [ 1348.030204][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.030244][ T32] r9:83018005 r8:858d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 [ 1348.030309][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.030352][ T32] r5:00001000 r4:ece99000 [ 1348.030372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.030413][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.030450][ T32] r5:858bd38c r4:858bd000 [ 1348.030471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.030513][ T32] r7:dddced40 r6:83018000 r5:858bd38c r4:859c2200 [ 1348.030533][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.030599][ T32] r10:61c88647 r9:858d3000 r8:859c222c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.030625][ T32] r4:859c2200 [ 1348.030645][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.030705][ T32] r10:00000000 r9:859c2200 r8:8027ecf4 r7:ece61e60 r6:85991b80 r5:858d3000 [ 1348.030730][ T32] r4:00000001 [ 1348.030770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.030809][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1348.030878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.030909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.030936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.030964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.031007][ T32] r4:85988500 [ 1348.031265][ T32] INFO: task kworker/0:544:6434 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.031300][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.031379][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.031419][ T32] Call trace: [ 1348.031448][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.031494][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.031518][ T32] r4:00000000 [ 1348.031536][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.031572][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.031601][ T32] dd20: c2a0c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.031642][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.031673][ T32] dd60: 800f0113 ffffffff [ 1348.031697][ T32] r5:800f0113 r4:80239bb0 [ 1348.031718][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.031757][ T32] r4:82ac11e4 [ 1348.031777][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.031817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.031839][ T32] r4:e06cddc0 [ 1348.031857][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.031897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.031920][ T32] r4:00000000 [ 1348.031939][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.031979][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.031999][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.032038][ T32] r5:00001000 r4:dfd83000 [ 1348.032073][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.032116][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.032155][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.032175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.032232][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.032255][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.032300][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.032322][ T32] r4:85004e00 [ 1348.032340][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.032382][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.032404][ T32] r4:00000001 [ 1348.032421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.032454][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.032508][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.032547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.032573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.032623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.032674][ T32] r4:8501e100 [ 1348.032707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.032761][ T32] INFO: task kworker/0:545:6437 blocked for more than 474 seconds. [ 1348.032815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.032843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.032884][ T32] task:kworker/0:545 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.032971][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.033058][ T32] Call trace: [ 1348.033150][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.033250][ T32] r10:829189c0 r9:eceb5d84 r8:00000002 r7:60000113 r6:eceb5d8c r5:858d6000 [ 1348.033294][ T32] r4:858d6000 [ 1348.033338][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.033422][ T32] r5:858d6000 r4:829189bc [ 1348.033471][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.033555][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.033645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 [ 1348.033696][ T32] r4:00000000 [ 1348.033756][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.033842][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.033912][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.033999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8000 [ 1348.034064][ T32] r4:00000000 [ 1348.034090][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.034136][ T32] r9:83018005 r8:858d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1348.034160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.034202][ T32] r5:00001000 r4:eb737000 [ 1348.034221][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.034259][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.034296][ T32] r5:858bdb8c r4:858bd800 [ 1348.034315][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.034357][ T32] r7:dddced40 r6:83018000 r5:858bdb8c r4:859c2280 [ 1348.034408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.034512][ T32] r10:61c88647 r9:858d6000 r8:859c22ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.034541][ T32] r4:859c2280 [ 1348.034562][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.034619][ T32] r10:00000000 r9:859c2280 r8:8027ecf4 r7:ece61e60 r6:85991c00 r5:858d6000 [ 1348.034648][ T32] r4:00000001 [ 1348.034674][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.034711][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1348.034736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.034764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.034790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.034819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.034853][ T32] r4:84ca0c40 [ 1348.035085][ T32] INFO: task kworker/0:545:6437 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.035120][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.035177][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.035220][ T32] Call trace: [ 1348.035252][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.035304][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.035326][ T32] r4:00000000 [ 1348.035362][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.035417][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.035447][ T32] dd20: c2a0c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.035493][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.035536][ T32] dd60: 800f0113 ffffffff [ 1348.035573][ T32] r5:800f0113 r4:80239bb0 [ 1348.035599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.035662][ T32] r4:82ac11e4 [ 1348.035715][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.035768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.035819][ T32] r4:e06cddc0 [ 1348.035884][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.035934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.035958][ T32] r4:00000000 [ 1348.035977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.036034][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.036061][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.036103][ T32] r5:00001000 r4:dfd83000 [ 1348.036125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.036165][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.036205][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.036278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.060173][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.060221][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.060298][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.060322][ T32] r4:85004e00 [ 1348.060342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.060388][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.060411][ T32] r4:00000001 [ 1348.060429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.060465][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.060547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.060593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.060624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.060675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.060701][ T32] r4:8501e100 [ 1348.060732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.060766][ T32] INFO: task kworker/0:546:6440 blocked for more than 474 seconds. [ 1348.060800][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.060825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.060869][ T32] task:kworker/0:546 state:D stack:0 pid:6440 tgid:6440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.060933][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.060982][ T32] Call trace: [ 1348.061034][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.061089][ T32] r10:829189c0 r9:ecebdd84 r8:00000002 r7:60000013 r6:ecebdd8c r5:858c9800 [ 1348.061112][ T32] r4:858c9800 [ 1348.061130][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.061170][ T32] r5:858c9800 r4:829189bc [ 1348.061189][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.061239][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.061288][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 [ 1348.061309][ T32] r4:00000000 [ 1348.061328][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.061365][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.061404][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.061446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8140 [ 1348.061480][ T32] r4:00000000 [ 1348.061503][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.061547][ T32] r9:83018005 r8:858c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1348.061568][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.061618][ T32] r5:00001000 r4:ebb21000 [ 1348.061641][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.061680][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.061718][ T32] r5:858bdf8c r4:858bdc00 [ 1348.061743][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.061785][ T32] r7:dddced40 r6:83018000 r5:858bdf8c r4:859c2300 [ 1348.061806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.061850][ T32] r10:61c88647 r9:858c9800 r8:859c232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.061903][ T32] r4:859c2300 [ 1348.061927][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.061972][ T32] r10:00000000 r9:859c2300 r8:8027ecf4 r7:eceb5e60 r6:85991c80 r5:858c9800 [ 1348.062006][ T32] r4:00000001 [ 1348.062027][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.062062][ T32] Exception stack(0xecebdfb0 to 0xecebdff8) [ 1348.062087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.062136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.062166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.062194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.062236][ T32] r4:859c8280 [ 1348.062742][ T32] INFO: task kworker/0:546:6440 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.062780][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.062837][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.062877][ T32] Call trace: [ 1348.062907][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.062955][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.062978][ T32] r4:00000000 [ 1348.062997][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.063034][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.063062][ T32] dd20: c2d1c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.063089][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.063114][ T32] dd60: 800f0113 ffffffff [ 1348.063137][ T32] r5:800f0113 r4:80239bb0 [ 1348.063156][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.063196][ T32] r4:82ac11e4 [ 1348.063238][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.063284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.063307][ T32] r4:e06cddc0 [ 1348.063352][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.063427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.063464][ T32] r4:00000000 [ 1348.063488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.063531][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.063553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.063595][ T32] r5:00001000 r4:dfd83000 [ 1348.063615][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.063665][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.063731][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.063754][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.063798][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.063819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.063883][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.063909][ T32] r4:85004e00 [ 1348.063928][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.063974][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.064018][ T32] r4:00000001 [ 1348.064040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.064076][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.064101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.064128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.064155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.064183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.064204][ T32] r4:8501e100 [ 1348.064223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.064264][ T32] INFO: task kworker/0:547:6441 blocked for more than 474 seconds. [ 1348.064294][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.064354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.064388][ T32] task:kworker/0:547 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.064436][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.064509][ T32] Call trace: [ 1348.064558][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.064605][ T32] r10:829189c0 r9:ecec5d84 r8:00000002 r7:60000113 r6:ecec5d8c r5:858d8c00 [ 1348.064627][ T32] r4:858d8c00 [ 1348.064645][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.064684][ T32] r5:858d8c00 r4:829189bc [ 1348.064703][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.064751][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.064796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1348.064842][ T32] r4:00000000 [ 1348.064865][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.064904][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.064941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.064981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8740 [ 1348.065018][ T32] r4:00000000 [ 1348.065039][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.065081][ T32] r9:83018005 r8:858d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f125000 [ 1348.065103][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.065140][ T32] r5:00001000 r4:ec76b000 [ 1348.065159][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.065198][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.065238][ T32] r5:858bef8c r4:858bec00 [ 1348.065258][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.065298][ T32] r7:dddced40 r6:83018000 r5:858bef8c r4:859c2380 [ 1348.065319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.065363][ T32] r10:61c88647 r9:858d8c00 r8:859c23ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.065385][ T32] r4:859c2380 [ 1348.065403][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.065446][ T32] r10:00000000 r9:859c2380 r8:8027ecf4 r7:ecebde60 r6:85991d00 r5:858d8c00 [ 1348.065469][ T32] r4:00000001 [ 1348.065488][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.065533][ T32] Exception stack(0xecec5fb0 to 0xecec5ff8) [ 1348.065563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.065590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.065616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.065644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.065666][ T32] r4:859c8280 [ 1348.065955][ T32] INFO: task kworker/0:547:6441 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.065989][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.066043][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.066082][ T32] Call trace: [ 1348.066111][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.066158][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.066180][ T32] r4:00000000 [ 1348.066198][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.085129][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.085195][ T32] dd20: c321d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.085228][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.085259][ T32] dd60: 800f0113 ffffffff [ 1348.085290][ T32] r5:800f0113 r4:80239bb0 [ 1348.085313][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.085383][ T32] r4:82ac11e4 [ 1348.085405][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.085448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.085494][ T32] r4:e06cddc0 [ 1348.085532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.085580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.085623][ T32] r4:00000000 [ 1348.085650][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.085695][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.085717][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.085768][ T32] r5:00001000 r4:dfd83000 [ 1348.085788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.085841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.085888][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.085911][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.085972][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.085998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.086045][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.086067][ T32] r4:85004e00 [ 1348.086086][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.086150][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.086178][ T32] r4:00000001 [ 1348.086199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.086298][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.090551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.090603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.090631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.090663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.090719][ T32] r4:8501e100 [ 1348.090761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.090794][ T32] INFO: task kworker/0:548:6442 blocked for more than 474 seconds. [ 1348.090829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.090854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.090877][ T32] task:kworker/0:548 state:D stack:0 pid:6442 tgid:6442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.090963][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.091020][ T32] Call trace: [ 1348.091073][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.091139][ T32] r10:829189c0 r9:ecdbdd84 r8:00000002 r7:60000113 r6:ecdbdd8c r5:84e4a400 [ 1348.091164][ T32] r4:84e4a400 [ 1348.091206][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.091251][ T32] r5:84e4a400 r4:829189bc [ 1348.091271][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.091332][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.091380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 [ 1348.091403][ T32] r4:00000000 [ 1348.091421][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.091459][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.091519][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.091569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c82c0 [ 1348.091592][ T32] r4:00000000 [ 1348.091611][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.091654][ T32] r9:83018005 r8:84e4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.091676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.091716][ T32] r5:00001000 r4:ebcb1000 [ 1348.091743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.091783][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.091823][ T32] r5:858be38c r4:858be000 [ 1348.091843][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.091885][ T32] r7:dddced40 r6:83018000 r5:858be38c r4:859c2400 [ 1348.091906][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.091950][ T32] r10:61c88647 r9:84e4a400 r8:859c242c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.091972][ T32] r4:859c2400 [ 1348.091991][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.092034][ T32] r10:00000000 r9:859c2400 r8:8027ecf4 r7:ecec5e60 r6:859c2480 r5:84e4a400 [ 1348.092056][ T32] r4:00000001 [ 1348.092073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.092108][ T32] Exception stack(0xecdbdfb0 to 0xecdbdff8) [ 1348.092133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.092161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.092187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.092235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.092262][ T32] r4:859c8400 [ 1348.092788][ T32] INFO: task kworker/0:548:6442 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.092825][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.092882][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.092923][ T32] Call trace: [ 1348.092952][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.092999][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.093021][ T32] r4:00000000 [ 1348.093040][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.093078][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.093129][ T32] dd20: c321d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.093171][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.093197][ T32] dd60: 800f0113 ffffffff [ 1348.093220][ T32] r5:800f0113 r4:80239bb0 [ 1348.093240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.093280][ T32] r4:82ac11e4 [ 1348.093302][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.093343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.093366][ T32] r4:e06cddc0 [ 1348.093384][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.093442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.093500][ T32] r4:00000000 [ 1348.093538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.093624][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.093667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.093786][ T32] r5:00001000 r4:dfd83000 [ 1348.093827][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.093894][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.093934][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.093953][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.094035][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.094078][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.094125][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.094148][ T32] r4:85004e00 [ 1348.094168][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.094211][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.094234][ T32] r4:00000001 [ 1348.094252][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.094287][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.094312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.094340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.094365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.094406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.094432][ T32] r4:8501e100 [ 1348.094451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.094481][ T32] INFO: task kworker/0:549:6446 blocked for more than 474 seconds. [ 1348.094509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.094532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.094553][ T32] task:kworker/0:549 state:D stack:0 pid:6446 tgid:6446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.094597][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.094654][ T32] Call trace: [ 1348.094690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.094754][ T32] r10:829189c0 r9:ecec1d84 r8:00000002 r7:60000013 r6:ecec1d8c r5:84e4b000 [ 1348.094780][ T32] r4:84e4b000 [ 1348.094798][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.094839][ T32] r5:84e4b000 r4:829189bc [ 1348.094859][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.094897][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.094940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec1e08 [ 1348.094962][ T32] r4:00000000 [ 1348.094992][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.095034][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.095071][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.095110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8440 [ 1348.095132][ T32] r4:00000000 [ 1348.095152][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.095193][ T32] r9:83018005 r8:84e4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1348.095214][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.095273][ T32] r5:00001000 r4:ec727000 [ 1348.095296][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.095338][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.095376][ T32] r5:858be78c r4:858be400 [ 1348.095395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.095454][ T32] r7:dddced40 r6:83018000 r5:858be78c r4:859c2500 [ 1348.095488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.095534][ T32] r10:61c88647 r9:84e4b000 r8:859c252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.095556][ T32] r4:859c2500 [ 1348.095586][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.095677][ T32] r10:00000000 r9:859c2500 r8:8027ecf4 r7:ecec5e60 r6:859c2580 r5:84e4b000 [ 1348.095736][ T32] r4:00000001 [ 1348.095772][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.095809][ T32] Exception stack(0xecec1fb0 to 0xecec1ff8) [ 1348.095836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.095863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.095917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.095982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.096028][ T32] r4:859c8380 [ 1348.112185][ T32] INFO: task kworker/0:549:6446 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.112312][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.112417][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.112522][ T32] Call trace: [ 1348.112577][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.112637][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.112661][ T32] r4:00000000 [ 1348.112685][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.112732][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.112764][ T32] dd20: c34c3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.112803][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.112829][ T32] dd60: 800f0113 ffffffff [ 1348.112853][ T32] r5:800f0113 r4:80239bb0 [ 1348.112873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.112916][ T32] r4:82ac11e4 [ 1348.112935][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.112977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.112999][ T32] r4:e06cddc0 [ 1348.113027][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.113071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.113107][ T32] r4:00000000 [ 1348.113130][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.113192][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.113216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.113256][ T32] r5:00001000 r4:dfd83000 [ 1348.113302][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.113347][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.113430][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.113453][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.113497][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.113518][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.113578][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.113628][ T32] r4:85004e00 [ 1348.113677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.113743][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.113766][ T32] r4:00000001 [ 1348.113785][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.113819][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.113845][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.113903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.113963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.114020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.114069][ T32] r4:8501e100 [ 1348.114113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.114189][ T32] INFO: task kworker/0:550:6447 blocked for more than 474 seconds. [ 1348.114240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.114265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.114286][ T32] task:kworker/0:550 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.114353][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.114422][ T32] Call trace: [ 1348.114459][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.114552][ T32] r10:829189c0 r9:ececdd84 r8:00000002 r7:60000013 r6:ececdd8c r5:84e4bc00 [ 1348.114607][ T32] r4:84e4bc00 [ 1348.114639][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.114691][ T32] r5:84e4bc00 r4:829189bc [ 1348.114719][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.114763][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.114851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ececde08 [ 1348.114880][ T32] r4:00000000 [ 1348.114903][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.114989][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.115064][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.115153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8500 [ 1348.115204][ T32] r4:00000000 [ 1348.115247][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.115331][ T32] r9:83018005 r8:84e4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [ 1348.115375][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.115466][ T32] r5:00001000 r4:ec74b000 [ 1348.115507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.115550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.115589][ T32] r5:858beb8c r4:858be800 [ 1348.115610][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.115696][ T32] r7:dddced40 r6:83018000 r5:858beb8c r4:859c2600 [ 1348.115729][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.115813][ T32] r10:61c88647 r9:84e4bc00 r8:859c262c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.115839][ T32] r4:859c2600 [ 1348.115867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.115939][ T32] r10:00000000 r9:859c2600 r8:8027ecf4 r7:ecec5e60 r6:859c2680 r5:84e4bc00 [ 1348.115980][ T32] r4:00000001 [ 1348.116029][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.116093][ T32] Exception stack(0xececdfb0 to 0xececdff8) [ 1348.116133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.116170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.116198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.128329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.128424][ T32] r4:859c8380 [ 1348.128968][ T32] INFO: task kworker/0:550:6447 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.129011][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.129085][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.129146][ T32] Call trace: [ 1348.129198][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.129256][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.129279][ T32] r4:00000000 [ 1348.129298][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.129336][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.129366][ T32] dd20: c3761000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.129438][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.129470][ T32] dd60: 800f0113 ffffffff ** 2 printk messages dropped ** [ 1348.129578][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1348.129642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 3 printk messages dropped ** [ 1348.129767][ T32] r4:00000000 [ 1348.129786][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.129827][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.129848][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.129887][ T32] r5:00001000 r4:dfd83000 [ 1348.129906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.129944][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.129982][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.130013][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.130059][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.130079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.130124][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.130145][ T32] r4:85004e00 [ 1348.130177][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.130224][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.130247][ T32] r4:00000001 [ 1348.130293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.130350][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.130385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.130413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.130440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.130506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.130531][ T32] r4:8501e100 [ 1348.130566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.130597][ T32] INFO: task kworker/0:551:6449 blocked for more than 474 seconds. [ 1348.130630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.130653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.130674][ T32] task:kworker/0:551 state:D stack:0 pid:6449 tgid:6449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.130728][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.130788][ T32] Call trace: [ 1348.130818][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.130866][ T32] r10:829189c0 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:84e4c800 [ 1348.130888][ T32] r4:84e4c800 [ 1348.130907][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.130958][ T32] r5:84e4c800 r4:829189bc [ 1348.130980][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.131019][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.131063][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 [ 1348.131085][ T32] r4:00000000 [ 1348.131103][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.131139][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.131175][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.131224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8800 [ 1348.131290][ T32] r4:00000000 [ 1348.131330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.131375][ T32] r9:83018005 r8:84e4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 [ 1348.131396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.131433][ T32] r5:00001000 r4:ec7a1000 [ 1348.131463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.131504][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.131545][ T32] r5:858bf38c r4:858bf000 [ 1348.131564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.131604][ T32] r7:dddced40 r6:83018000 r5:858bf38c r4:859c2700 [ 1348.131624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.131668][ T32] r10:61c88647 r9:84e4c800 r8:859c272c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.131704][ T32] r4:859c2700 [ 1348.131746][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.131798][ T32] r10:00000000 r9:859c2700 r8:8027ecf4 r7:ecec5e60 r6:859c2780 r5:84e4c800 [ 1348.131820][ T32] r4:00000001 [ 1348.131839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.131872][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1348.131896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.131924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.131949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.131994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.132019][ T32] r4:859c8700 [ 1348.132303][ T32] INFO: task kworker/0:551:6449 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.132335][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.132413][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.132502][ T32] Call trace: [ 1348.132540][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.132589][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.132612][ T32] r4:00000000 [ 1348.132631][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.132667][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.132695][ T32] dd20: c3761000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.132730][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.132759][ T32] dd60: 800f0113 ffffffff [ 1348.132784][ T32] r5:800f0113 r4:80239bb0 [ 1348.132803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.132841][ T32] r4:82ac11e4 [ 1348.132861][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.132901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.132922][ T32] r4:e06cddc0 [ 1348.132941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.132980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.133001][ T32] r4:00000000 [ 1348.133039][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.133085][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.133107][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.133147][ T32] r5:00001000 r4:dfd83000 [ 1348.133166][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.133205][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.133242][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.133288][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.133337][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.133358][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.133402][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.133444][ T32] r4:85004e00 [ 1348.133466][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.133510][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.133534][ T32] r4:00000001 [ 1348.133552][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.133586][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.133611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.133656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.133684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.133718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.133740][ T32] r4:8501e100 [ 1348.133760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.133803][ T32] INFO: task kworker/0:552:6451 blocked for more than 474 seconds. [ 1348.133833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.133856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.133878][ T32] task:kworker/0:552 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.133922][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.133960][ T32] Call trace: [ 1348.133988][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.134032][ T32] r10:829189c0 r9:eced5d84 r8:00000002 r7:60000013 r6:eced5d8c r5:84e4d400 [ 1348.134055][ T32] r4:84e4d400 [ 1348.134073][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.134112][ T32] r5:84e4d400 r4:829189bc [ 1348.134144][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.134187][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.134231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced5e08 [ 1348.134254][ T32] r4:00000000 [ 1348.134272][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.134324][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.134363][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.134412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8a40 [ 1348.134462][ T32] r4:00000000 [ 1348.134504][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.134546][ T32] r9:83018005 r8:84e4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 [ 1348.134569][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.134608][ T32] r5:00001000 r4:ec877000 [ 1348.134642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.134739][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.134805][ T32] r5:858bf78c r4:858bf400 [ 1348.134825][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.134867][ T32] r7:dddced40 r6:83018000 r5:858bf78c r4:859c2800 [ 1348.134903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.135001][ T32] r10:61c88647 r9:84e4d400 r8:859c282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.135057][ T32] r4:859c2800 [ 1348.135102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.135150][ T32] r10:00000000 r9:859c2800 r8:8027ecf4 r7:eced1e60 r6:859c2880 r5:84e4d400 [ 1348.135172][ T32] r4:00000001 [ 1348.135212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.135280][ T32] Exception stack(0xeced5fb0 to 0xeced5ff8) [ 1348.135339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.135401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.135470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.135533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.135585][ T32] r4:859c8840 [ 1348.136087][ T32] INFO: task kworker/0:552:6451 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.136165][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.152935][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.153031][ T32] Call trace: [ 1348.153067][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.153143][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.153198][ T32] r4:00000000 [ 1348.153237][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.153283][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.153316][ T32] dd20: c3a50000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.153347][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.153371][ T32] dd60: 800f0113 ffffffff [ 1348.153395][ T32] r5:800f0113 r4:80239bb0 [ 1348.153415][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.153465][ T32] r4:82ac11e4 [ 1348.153484][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.153547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.153575][ T32] r4:e06cddc0 [ 1348.153595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.153640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.153662][ T32] r4:00000000 [ 1348.153684][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.153739][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.153763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.153805][ T32] r5:00001000 r4:dfd83000 [ 1348.153827][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.153868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.153910][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.153940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.153989][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.154012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.154057][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.154078][ T32] r4:85004e00 [ 1348.154098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.154142][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.154165][ T32] r4:00000001 [ 1348.154203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.154245][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.154292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.154343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.154374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.154403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.154456][ T32] r4:8501e100 [ 1348.154516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.154581][ T32] INFO: task kworker/0:553:6453 blocked for more than 474 seconds. [ 1348.154647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.154712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.154765][ T32] task:kworker/0:553 state:D stack:0 pid:6453 tgid:6453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.154861][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.154953][ T32] Call trace: [ 1348.155028][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1348.155171][ T32] r4:84e4e000 [ 1348.155228][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.155322][ T32] r5:84e4e000 r4:829189bc [ 1348.155402][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.155490][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.155591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 [ 1348.155639][ T32] r4:00000000 [ 1348.155678][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.155784][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.155836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.155880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8bc0 [ 1348.155911][ T32] r4:00000000 [ 1348.155945][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.156008][ T32] r9:83018005 r8:84e4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1348.156031][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.156072][ T32] r5:00001000 r4:ec8d9000 [ 1348.156091][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.156152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.156237][ T32] r5:858bfb8c r4:858bf800 [ 1348.169043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.169180][ T32] r7:dddced40 r6:83018000 r5:858bfb8c r4:859c2900 [ 1348.169206][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.169274][ T32] r10:61c88647 r9:84e4e000 r8:859c292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.169303][ T32] r4:859c2900 [ 1348.169323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.169371][ T32] r10:00000000 r9:859c2900 r8:8027ecf4 r7:eced5e60 r6:859c2980 r5:84e4e000 [ 1348.169393][ T32] r4:00000001 [ 1348.169411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.169447][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) [ 1348.169482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.169510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.169536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.169573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.169599][ T32] r4:859c8a00 [ 1348.170087][ T32] INFO: task kworker/0:553:6453 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.170125][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.170194][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.170242][ T32] Call trace: [ 1348.170313][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.170368][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.170391][ T32] r4:00000000 [ 1348.170410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.170448][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.170477][ T32] dd20: c3c84000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.170516][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.170543][ T32] dd60: 800f0113 ffffffff [ 1348.170592][ T32] r5:800f0113 r4:80239bb0 [ 1348.170632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.170717][ T32] r4:82ac11e4 [ 1348.170761][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.170856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.170892][ T32] r4:e06cddc0 [ 1348.170919][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.170965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.171002][ T32] r4:00000000 [ 1348.171063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.171157][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.171202][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.171249][ T32] r5:00001000 r4:dfd83000 [ 1348.171269][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.171318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.171406][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.171456][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.171555][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.171597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.171694][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.171774][ T32] r4:85004e00 [ 1348.171820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.171911][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.171958][ T32] r4:00000001 [ 1348.172005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.172079][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.172134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.172197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.172239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.172285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.172329][ T32] r4:8501e100 [ 1348.172374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.172411][ T32] INFO: task kworker/0:554:6455 blocked for more than 474 seconds. [ 1348.172446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.172518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.172576][ T32] task:kworker/0:554 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.172633][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.172682][ T32] Call trace: [ 1348.172775][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.172871][ T32] r10:829189c0 r9:ecee5d84 r8:00000002 r7:60000113 r6:ecee5d8c r5:858d8000 [ 1348.172928][ T32] r4:858d8000 [ 1348.172970][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.173058][ T32] r5:858d8000 r4:829189bc [ 1348.173099][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.173179][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.173280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 [ 1348.173326][ T32] r4:00000000 [ 1348.173361][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.173449][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.173533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.173610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8c80 [ 1348.173651][ T32] r4:00000000 [ 1348.173693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.173761][ T32] r9:83018005 r8:858d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [ 1348.173786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.173828][ T32] r5:00001000 r4:ec8f3000 [ 1348.173872][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.173949][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.174036][ T32] r5:858bff8c r4:858bfc00 [ 1348.174090][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.174186][ T32] r7:dddced40 r6:83018000 r5:858bff8c r4:859c2a00 [ 1348.174235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.174328][ T32] r10:61c88647 r9:858d8000 r8:859c2a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.174381][ T32] r4:859c2a00 [ 1348.174426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.174516][ T32] r10:00000000 r9:859c2a00 r8:8027ecf4 r7:eced9e60 r6:85991d80 r5:858d8000 [ 1348.174553][ T32] r4:00000001 [ 1348.174601][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.174649][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 1348.174718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.174792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.174841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.174895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.174946][ T32] r4:859c8b00 [ 1348.175448][ T32] INFO: task kworker/0:554:6455 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.175546][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.175651][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.175725][ T32] Call trace: [ 1348.175766][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.175817][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.175847][ T32] r4:00000000 [ 1348.175890][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.175933][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.175963][ T32] dd20: c3c84000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.175993][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.176016][ T32] dd60: 800f0113 ffffffff [ 1348.176039][ T32] r5:800f0113 r4:80239bb0 [ 1348.176059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.176098][ T32] r4:82ac11e4 [ 1348.176118][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.176186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.176214][ T32] r4:e06cddc0 [ 1348.176234][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.196627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.196726][ T32] r4:00000000 [ 1348.196752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.196823][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.196846][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.196889][ T32] r5:00001000 r4:dfd83000 [ 1348.196927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.196976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.197017][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.197038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.197083][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.197123][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.197191][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.197240][ T32] r4:85004e00 [ 1348.197268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.197312][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.197334][ T32] r4:00000001 [ 1348.197353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.197387][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.197417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.197454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.197483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.197512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.197533][ T32] r4:8501e100 [ 1348.197555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.197585][ T32] INFO: task kworker/0:555:6457 blocked for more than 474 seconds. [ 1348.197617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.197640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.197661][ T32] task:kworker/0:555 state:D stack:0 pid:6457 tgid:6457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.197730][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.197775][ T32] Call trace: [ 1348.197819][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.197873][ T32] r10:829189c0 r9:eceedd84 r8:00000002 r7:60000113 r6:eceedd8c r5:858db000 [ 1348.197915][ T32] r4:858db000 [ 1348.197943][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.197984][ T32] r5:858db000 r4:829189bc [ 1348.198002][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.198075][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.198130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceede08 [ 1348.198152][ T32] r4:00000000 [ 1348.198171][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.198207][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.198243][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.198283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552d400 [ 1348.198305][ T32] r4:00000000 [ 1348.198342][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.198391][ T32] r9:83018005 r8:858db000 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1348.198412][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.198451][ T32] r5:00001000 r4:ec989000 [ 1348.198471][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.198508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.198546][ T32] r5:859f0f8c r4:859f0c00 [ 1348.198564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.198604][ T32] r7:dddced40 r6:83018000 r5:859f0f8c r4:859c2a80 [ 1348.198624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.198667][ T32] r10:61c88647 r9:858db000 r8:859c2aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.198689][ T32] r4:859c2a80 [ 1348.198716][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.198759][ T32] r10:00000000 r9:859c2a80 r8:8027ecf4 r7:ecee5e60 r6:85991e00 r5:858db000 [ 1348.198781][ T32] r4:00000001 [ 1348.198800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.198834][ T32] Exception stack(0xeceedfb0 to 0xeceedff8) [ 1348.198859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.198886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.198913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.198940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.198961][ T32] r4:859c8b00 [ 1348.199428][ T32] INFO: task kworker/0:555:6457 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.199462][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.199516][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.199556][ T32] Call trace: [ 1348.199608][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.199658][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.199681][ T32] r4:00000000 [ 1348.199725][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.199767][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.199795][ T32] dd20: c4163000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.199822][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.199846][ T32] dd60: 800f0113 ffffffff [ 1348.199868][ T32] r5:800f0113 r4:80239bb0 [ 1348.199887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.199925][ T32] r4:82ac11e4 [ 1348.199945][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.199986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.200027][ T32] r4:e06cddc0 [ 1348.200050][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.200092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.200114][ T32] r4:00000000 [ 1348.200131][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.200171][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.200192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.200230][ T32] r5:00001000 r4:dfd83000 [ 1348.200248][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.200286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.200324][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.200344][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.200385][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.200405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.200448][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.200470][ T32] r4:85004e00 [ 1348.200514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.200559][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.200581][ T32] r4:00000001 [ 1348.200604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.200658][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.200690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.200722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.200750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.200777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.200800][ T32] r4:8501e100 [ 1348.200819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.200845][ T32] INFO: task kworker/0:556:6458 blocked for more than 474 seconds. [ 1348.200881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.200907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.200927][ T32] task:kworker/0:556 state:D stack:0 pid:6458 tgid:6458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.200970][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.201008][ T32] Call trace: [ 1348.201036][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.201079][ T32] r10:829189c0 r9:ecef1d84 r8:00000002 r7:60000113 r6:ecef1d8c r5:858dbc00 [ 1348.201102][ T32] r4:858dbc00 [ 1348.201120][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.201159][ T32] r5:858dbc00 r4:829189bc [ 1348.201178][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.201215][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.201288][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef1e08 [ 1348.201314][ T32] r4:00000000 [ 1348.201333][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.201370][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.201405][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.201453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8e80 [ 1348.201479][ T32] r4:00000000 [ 1348.201498][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.201568][ T32] r9:83018005 r8:858dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f131000 [ 1348.201609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.201650][ T32] r5:00001000 r4:ec913000 [ 1348.201669][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.201723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.201764][ T32] r5:859f038c r4:859f0000 [ 1348.201784][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.201825][ T32] r7:dddced40 r6:83018000 r5:859f038c r4:859c2b00 [ 1348.201845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.201907][ T32] r10:61c88647 r9:858dbc00 r8:859c2b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.201933][ T32] r4:859c2b00 [ 1348.201952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.202032][ T32] r10:00000000 r9:859c2b00 r8:8027ecf4 r7:eceede60 r6:85991e80 r5:858dbc00 [ 1348.202087][ T32] r4:00000001 [ 1348.202145][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.202223][ T32] Exception stack(0xecef1fb0 to 0xecef1ff8) [ 1348.202279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.202328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.202379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.202411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.202433][ T32] r4:859c8cc0 [ 1348.202740][ T32] INFO: task kworker/0:556:6458 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.202778][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.202851][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.202894][ T32] Call trace: [ 1348.202924][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.202992][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.203032][ T32] r4:00000000 [ 1348.203057][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.203122][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.203183][ T32] dd20: c4163000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.203248][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.203348][ T32] dd60: 800f0113 ffffffff [ 1348.203397][ T32] r5:800f0113 r4:80239bb0 [ 1348.203421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.203466][ T32] r4:82ac11e4 [ 1348.203486][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.203527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.203549][ T32] r4:e06cddc0 [ 1348.203568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.203629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.203660][ T32] r4:00000000 [ 1348.203704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.203758][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.203783][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.203866][ T32] r5:00001000 r4:dfd83000 [ 1348.203950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.204001][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.204058][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.204108][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.204165][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.204193][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.204258][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.204287][ T32] r4:85004e00 [ 1348.204308][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.204363][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.204418][ T32] r4:00000001 [ 1348.204449][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.204559][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.204605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.204636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.204662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.204690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.204742][ T32] r4:8501e100 [ 1348.204801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.204854][ T32] INFO: task kworker/0:557:6460 blocked for more than 474 seconds. [ 1348.204897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.204942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.204967][ T32] task:kworker/0:557 state:D stack:0 pid:6460 tgid:6460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.205043][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.205085][ T32] Call trace: [ 1348.205154][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.205224][ T32] r10:829189c0 r9:ecef9d84 r8:00000002 r7:60000113 r6:ecef9d8c r5:858d9800 [ 1348.205257][ T32] r4:858d9800 [ 1348.205275][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.205315][ T32] r5:858d9800 r4:829189bc [ 1348.205335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.205372][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.205460][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 [ 1348.205486][ T32] r4:00000000 [ 1348.205507][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.205574][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.205641][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.205685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ad140 [ 1348.205776][ T32] r4:00000000 [ 1348.205840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.205887][ T32] r9:83018005 r8:858d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1348.205928][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.205970][ T32] r5:00001000 r4:ec933000 [ 1348.205990][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.206040][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.206103][ T32] r5:859f078c r4:859f0400 [ 1348.206123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.206170][ T32] r7:dddced40 r6:83018000 r5:859f078c r4:859c2b80 [ 1348.206191][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.206296][ T32] r10:61c88647 r9:858d9800 r8:859c2bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.236831][ T32] r4:859c2b80 [ 1348.236934][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.237082][ T32] r10:00000000 r9:859c2b80 r8:8027ecf4 r7:eceede60 r6:85991f00 r5:858d9800 [ 1348.237137][ T32] r4:00000001 [ 1348.237187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.237284][ T32] Exception stack(0xecef9fb0 to 0xecef9ff8) [ 1348.237360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.237456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.237501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.237532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.237556][ T32] r4:859ad800 [ 1348.238147][ T32] INFO: task kworker/0:557:6460 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.238194][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.238303][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.238380][ T32] Call trace: [ 1348.238415][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.238471][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.238519][ T32] r4:00000000 [ 1348.238544][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.238585][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.238614][ T32] dd20: c476f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.238641][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.238665][ T32] dd60: 800f0113 ffffffff [ 1348.238761][ T32] r5:800f0113 r4:80239bb0 [ 1348.238788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.238834][ T32] r4:82ac11e4 [ 1348.238854][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.238906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.238932][ T32] r4:e06cddc0 [ 1348.238952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.238995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.239016][ T32] r4:00000000 [ 1348.239037][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.239097][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.239133][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.239181][ T32] r5:00001000 r4:dfd83000 [ 1348.239225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.239268][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.239308][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.239338][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.239395][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.239419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.239469][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.239491][ T32] r4:85004e00 [ 1348.239511][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.239555][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.239578][ T32] r4:00000001 [ 1348.239597][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.239631][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.239667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.239707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.239737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.239925][ T32] INFO: task kworker/0:558:6462 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.240085][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.240289][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.240340][ T32] r5:858da400 r4:829189bc [ 1348.240384][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.240429][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.240555][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.240651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1348.240809][ T32] r9:83018005 r8:858da400 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 3 printk messages dropped ** [ 1348.240966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.241008][ T32] r5:859f0b8c r4:859f0800 [ 1348.241029][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.241072][ T32] r7:dddced40 r6:83018000 r5:859f0b8c r4:859c2c00 [ 1348.241092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.241145][ T32] r10:61c88647 r9:858da400 r8:859c2c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.241169][ T32] r4:859c2c00 [ 1348.241189][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.241231][ T32] r10:00000000 r9:859c2c00 r8:8027ecf4 r7:eceede60 r6:85991f80 r5:858da400 [ 1348.241255][ T32] r4:00000001 [ 1348.241274][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.241326][ T32] Exception stack(0xecf01fb0 to 0xecf01ff8) [ 1348.241356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.241384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.241409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.241453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.241480][ T32] r4:859c8f80 [ 1348.241770][ T32] INFO: task kworker/0:558:6462 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.241808][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.241864][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.241904][ T32] Call trace: [ 1348.241947][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.241995][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.242017][ T32] r4:00000000 [ 1348.242034][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.242080][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.242112][ T32] dd20: c476f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.242139][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.242171][ T32] dd60: 800f0113 ffffffff [ 1348.242195][ T32] r5:800f0113 r4:80239bb0 [ 1348.242215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.242255][ T32] r4:82ac11e4 [ 1348.242275][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.242316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.242337][ T32] r4:e06cddc0 [ 1348.242355][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.242411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.242458][ T32] r4:00000000 [ 1348.242480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.242551][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.242575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.242615][ T32] r5:00001000 r4:dfd83000 [ 1348.242634][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.242690][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.242740][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.242759][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.242802][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.242821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.242891][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.242919][ T32] r4:85004e00 [ 1348.242937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.242983][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.243005][ T32] r4:00000001 [ 1348.243044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.243102][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.243132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.243159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.243193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.243224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.243245][ T32] r4:8501e100 [ 1348.243284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.243334][ T32] INFO: task kworker/0:559:6464 blocked for more than 474 seconds. [ 1348.243372][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.243397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.243438][ T32] task:kworker/0:559 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.243507][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.243546][ T32] Call trace: [ 1348.243589][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.243634][ T32] r10:829189c0 r9:ecf09d84 r8:00000002 r7:60000113 r6:ecf09d8c r5:858dc800 [ 1348.243655][ T32] r4:858dc800 [ 1348.243673][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.243718][ T32] r5:858dc800 r4:829189bc [ 1348.243737][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.243775][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.243819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf09e08 [ 1348.243840][ T32] r4:00000000 [ 1348.243881][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.243928][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.243965][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.244005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852501c0 [ 1348.244027][ T32] r4:00000000 [ 1348.244046][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.244102][ T32] r9:83018005 r8:858dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f145000 [ 1348.244126][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.244164][ T32] r5:00001000 r4:ecb0d000 [ 1348.244183][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.244220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.244257][ T32] r5:859f1b8c r4:859f1800 [ 1348.244276][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.244316][ T32] r7:dddced40 r6:83018000 r5:859f1b8c r4:859c2c80 [ 1348.244337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.244416][ T32] r10:61c88647 r9:858dc800 r8:859c2cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.244442][ T32] r4:859c2c80 [ 1348.244460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.244530][ T32] r10:00000000 r9:859c2c80 r8:8027ecf4 r7:eceede60 r6:859ec000 r5:858dc800 [ 1348.244552][ T32] r4:00000001 [ 1348.244570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.244603][ T32] Exception stack(0xecf09fb0 to 0xecf09ff8) [ 1348.244644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.244674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.244722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.244753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.244776][ T32] r4:8552d4c0 [ 1348.245051][ T32] INFO: task kworker/0:559:6464 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.245084][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.245160][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.245203][ T32] Call trace: [ 1348.245246][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.245296][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.245318][ T32] r4:00000000 [ 1348.245345][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.245385][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.245424][ T32] dd20: c476f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.245456][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.245479][ T32] dd60: 800f0113 ffffffff [ 1348.245500][ T32] r5:800f0113 r4:80239bb0 [ 1348.245519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.245575][ T32] r4:82ac11e4 [ 1348.245597][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.245660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.245706][ T32] r4:e06cddc0 [ 1348.245729][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.245772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.245793][ T32] r4:00000000 [ 1348.245851][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.245905][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.245929][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.245968][ T32] r5:00001000 r4:dfd83000 [ 1348.245987][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.246025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.246063][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.246081][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.246121][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.246141][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.246183][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.246204][ T32] r4:85004e00 [ 1348.246243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.246357][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.266161][ T32] r4:00000001 [ 1348.266266][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.266658][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.266719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.266754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.266781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.266814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.266836][ T32] r4:8501e100 [ 1348.266860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.266891][ T32] INFO: task kworker/0:560:6466 blocked for more than 474 seconds. [ 1348.266929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.266954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.266976][ T32] task:kworker/0:560 state:D stack:0 pid:6466 tgid:6466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.267033][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.267088][ T32] Call trace: [ 1348.267120][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.267171][ T32] r10:829189c0 r9:ecf11d84 r8:00000002 r7:60000013 r6:ecf11d8c r5:858dd400 [ 1348.267216][ T32] r4:858dd400 [ 1348.267243][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.267285][ T32] r5:858dd400 r4:829189bc [ 1348.267325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.267368][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.267416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf11e08 [ 1348.267442][ T32] r4:00000000 [ 1348.267462][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.267502][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.267541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.267593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84567040 [ 1348.267619][ T32] r4:00000000 [ 1348.267639][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.267683][ T32] r9:83018005 r8:858dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1348.267727][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.267778][ T32] r5:00001000 r4:ec9ad000 [ 1348.267799][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.267838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.267876][ T32] r5:859f138c r4:859f1000 [ 1348.267895][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.267937][ T32] r7:dddced40 r6:83018000 r5:859f138c r4:859c2d00 [ 1348.267958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.268019][ T32] r10:61c88647 r9:858dd400 r8:859c2d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.268045][ T32] r4:859c2d00 [ 1348.268064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.268108][ T32] r10:00000000 r9:859c2d00 r8:8027ecf4 r7:ecf09e60 r6:859ec080 r5:858dd400 [ 1348.268159][ T32] r4:00000001 [ 1348.268186][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.268224][ T32] Exception stack(0xecf11fb0 to 0xecf11ff8) [ 1348.268250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.268277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.268346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.268403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.268453][ T32] r4:84567100 [ 1348.268967][ T32] INFO: task kworker/0:560:6466 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.269004][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.269081][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.269124][ T32] Call trace: [ 1348.269186][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.269237][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.269260][ T32] r4:00000000 [ 1348.269288][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.269343][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.269386][ T32] dd20: c4c3f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.269418][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.269452][ T32] dd60: 800f0113 ffffffff [ 1348.269478][ T32] r5:800f0113 r4:80239bb0 [ 1348.269498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.269558][ T32] r4:82ac11e4 [ 1348.269583][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.269644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.269694][ T32] r4:e06cddc0 [ 1348.269726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.269769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.269816][ T32] r4:00000000 [ 1348.269837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.269879][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.269913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.269957][ T32] r5:00001000 r4:dfd83000 [ 1348.269997][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.270054][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.270096][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.270116][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.270159][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.270179][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.270223][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.270244][ T32] r4:85004e00 [ 1348.270285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.270329][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.270351][ T32] r4:00000001 [ 1348.270370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.270415][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.270443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.270471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.270497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.270526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.270547][ T32] r4:8501e100 [ 1348.270566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.270592][ T32] INFO: task kworker/0:561:6468 blocked for more than 474 seconds. [ 1348.270618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.270640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.270669][ T32] task:kworker/0:561 state:D stack:0 pid:6468 tgid:6468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.270751][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.270809][ T32] Call trace: [ 1348.270881][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.270929][ T32] r10:829189c0 r9:eceddd84 r8:00000002 r7:60000013 r6:eceddd8c r5:84e4ec00 [ 1348.270966][ T32] r4:84e4ec00 [ 1348.271013][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.271080][ T32] r5:84e4ec00 r4:829189bc [ 1348.271131][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.271198][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.271271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 [ 1348.271296][ T32] r4:00000000 [ 1348.271315][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.271362][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.271403][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.271443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845674c0 [ 1348.271465][ T32] r4:00000000 [ 1348.271484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.271544][ T32] r9:83018005 r8:84e4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f143000 [ 1348.271587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.271649][ T32] r5:00001000 r4:ec9d3000 [ 1348.271676][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.271721][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.271782][ T32] r5:859f178c r4:859f1400 [ 1348.271829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.271875][ T32] r7:dddced40 r6:83018000 r5:859f178c r4:859c2d80 [ 1348.271896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.271940][ T32] r10:61c88647 r9:84e4ec00 r8:859c2dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.271961][ T32] r4:859c2d80 [ 1348.271997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.272061][ T32] r10:00000000 r9:859c2d80 r8:8027ecf4 r7:ecf09e60 r6:859c2e00 r5:84e4ec00 [ 1348.272091][ T32] r4:00000001 [ 1348.272110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.272144][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1348.272181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.272212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.272237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.272284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.272311][ T32] r4:84567a40 [ 1348.272608][ T32] INFO: task kworker/0:561:6468 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.272646][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.272740][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.272810][ T32] Call trace: [ 1348.272852][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.272900][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.272945][ T32] r4:00000000 [ 1348.272970][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.273008][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.273036][ T32] dd20: c4c3f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.273063][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.273085][ T32] dd60: 800f0113 ffffffff [ 1348.273107][ T32] r5:800f0113 r4:80239bb0 [ 1348.273157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.273205][ T32] r4:82ac11e4 [ 1348.273227][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.273278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.273304][ T32] r4:e06cddc0 [ 1348.273324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.273365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.273387][ T32] r4:00000000 [ 1348.273406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.273447][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.273468][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.273507][ T32] r5:00001000 r4:dfd83000 [ 1348.273526][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.273564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.273602][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.273639][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.273691][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.273723][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.273768][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.273790][ T32] r4:85004e00 [ 1348.273808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.273852][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.273874][ T32] r4:00000001 [ 1348.273893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.273949][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.273982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.274011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.274037][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.274082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.274125][ T32] r4:8501e100 [ 1348.274152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.274196][ T32] INFO: task kworker/0:562:6472 blocked for more than 474 seconds. [ 1348.274227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.274249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.274269][ T32] task:kworker/0:562 state:D stack:0 pid:6472 tgid:6472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.274335][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.274388][ T32] Call trace: [ 1348.274429][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.274474][ T32] r10:829189c0 r9:ecf19d84 r8:00000002 r7:60000013 r6:ecf19d8c r5:84c50000 [ 1348.274496][ T32] r4:84c50000 [ 1348.274514][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.274564][ T32] r5:84c50000 r4:829189bc [ 1348.274589][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.274629][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.274674][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 [ 1348.274695][ T32] r4:00000000 [ 1348.274724][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.274764][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.274800][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.274840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e05440 [ 1348.274862][ T32] r4:00000000 [ 1348.274898][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.274942][ T32] r9:83018005 r8:84c50000 r7:00000000 r6:83018000 r5:00001000 r4:7f149000 [ 1348.274963][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.275000][ T32] r5:00001000 r4:ecb3d000 [ 1348.275040][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.275107][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.275149][ T32] r5:859f238c r4:859f2000 [ 1348.275169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.275210][ T32] r7:dddced40 r6:83018000 r5:859f238c r4:859c2e80 [ 1348.275229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.275272][ T32] r10:61c88647 r9:84c50000 r8:859c2eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.275294][ T32] r4:859c2e80 [ 1348.275313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.275354][ T32] r10:00000000 r9:859c2e80 r8:8027ecf4 r7:ecf09e60 r6:859c2f00 r5:84c50000 [ 1348.275419][ T32] r4:00000001 [ 1348.275444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.275495][ T32] Exception stack(0xecf19fb0 to 0xecf19ff8) [ 1348.275523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.275551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.275588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.275630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.275663][ T32] r4:84567280 [ 1348.275937][ T32] INFO: task kworker/0:562:6472 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.275969][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.276023][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.276076][ T32] Call trace: [ 1348.276107][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.276155][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.276177][ T32] r4:00000000 [ 1348.276195][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.276296][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.308328][ T32] dd20: c5859000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.308379][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.308404][ T32] dd60: 800f0113 ffffffff [ 1348.308431][ T32] r5:800f0113 r4:80239bb0 [ 1348.308471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.308553][ T32] r4:82ac11e4 [ 1348.308600][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.308650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.308711][ T32] r4:e06cddc0 [ 1348.308736][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.308780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.308813][ T32] r4:00000000 [ 1348.308836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.308879][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.308900][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.308940][ T32] r5:00001000 r4:dfd83000 [ 1348.308960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.309018][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.309062][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.309111][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.309162][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.309183][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.309241][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.309267][ T32] r4:85004e00 [ 1348.309286][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.309330][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.309352][ T32] r4:00000001 [ 1348.309397][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.309436][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.309482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.309515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.309553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.309584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.309605][ T32] r4:8501e100 [ 1348.309638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.309676][ T32] INFO: task kworker/0:563:6473 blocked for more than 474 seconds. [ 1348.309721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.309746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.309767][ T32] task:kworker/0:563 state:D stack:0 pid:6473 tgid:6473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.309823][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.309866][ T32] Call trace: [ 1348.309898][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.309958][ T32] r10:829189c0 r9:ecf21d84 r8:00000002 r7:60000013 r6:ecf21d8c r5:84c50c00 [ 1348.309984][ T32] r4:84c50c00 [ 1348.310003][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.310044][ T32] r5:84c50c00 r4:829189bc [ 1348.310085][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.310153][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.310206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 [ 1348.310228][ T32] r4:00000000 [ 1348.310246][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.310327][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.310382][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.310450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84562f80 [ 1348.310475][ T32] r4:00000000 [ 1348.310522][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.310565][ T32] r9:83018005 r8:84c50c00 r7:00000000 r6:83018000 r5:00001000 r4:7f147000 [ 1348.310609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.310656][ T32] r5:00001000 r4:ecb2b000 [ 1348.310695][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.310742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.310780][ T32] r5:859f1f8c r4:859f1c00 [ 1348.310799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.310858][ T32] r7:dddced40 r6:83018000 r5:859f1f8c r4:859c2f80 [ 1348.310901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.310948][ T32] r10:61c88647 r9:84c50c00 r8:859c2fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.310970][ T32] r4:859c2f80 [ 1348.310997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.311064][ T32] r10:00000000 r9:859c2f80 r8:8027ecf4 r7:ecf19e60 r6:85a2c000 r5:84c50c00 [ 1348.311095][ T32] r4:00000001 [ 1348.311114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.311148][ T32] Exception stack(0xecf21fb0 to 0xecf21ff8) [ 1348.311174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.311211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.311243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.311277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.311318][ T32] r4:85913580 [ 1348.311792][ T32] INFO: task kworker/0:563:6473 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.311827][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.311910][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.311963][ T32] Call trace: [ 1348.311993][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.312042][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.312064][ T32] r4:00000000 [ 1348.312082][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.312118][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.312147][ T32] dd20: c5859000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.312176][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.312199][ T32] dd60: 800f0113 ffffffff [ 1348.312221][ T32] r5:800f0113 r4:80239bb0 [ 1348.312241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.312279][ T32] r4:82ac11e4 [ 1348.312318][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.312391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.312421][ T32] r4:e06cddc0 [ 1348.312451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.312521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.312544][ T32] r4:00000000 [ 1348.312566][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.312609][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.312630][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.312687][ T32] r5:00001000 r4:dfd83000 [ 1348.312717][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.312759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.312798][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.312816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.312859][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.312878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.312922][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.312944][ T32] r4:85004e00 [ 1348.312985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.313057][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.313083][ T32] r4:00000001 [ 1348.313117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.313154][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.313181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.313209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.313235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.313263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.313304][ T32] r4:8501e100 [ 1348.313326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.313372][ T32] INFO: task kworker/0:564:6474 blocked for more than 474 seconds. [ 1348.313403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.313426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.313466][ T32] task:kworker/0:564 state:D stack:0 pid:6474 tgid:6474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.313514][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.313553][ T32] Call trace: [ 1348.313584][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.313628][ T32] r10:829189c0 r9:ecd91d84 r8:00000002 r7:60000013 r6:ecd91d8c r5:84c51800 [ 1348.313650][ T32] r4:84c51800 [ 1348.313669][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.313713][ T32] r5:84c51800 r4:829189bc [ 1348.313733][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.313772][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.313826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd91e08 [ 1348.313851][ T32] r4:00000000 [ 1348.313872][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.313931][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.313971][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.314013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30040 [ 1348.314035][ T32] r4:00000000 [ 1348.314053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.314092][ T32] r9:83018005 r8:84c51800 r7:00000000 r6:83018000 r5:00001000 r4:7f153000 [ 1348.314122][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.314204][ T32] r5:00001000 r4:ecbb7000 [ 1348.314230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.314283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.314324][ T32] r5:859f278c r4:859f2400 [ 1348.314354][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.314398][ T32] r7:dddced40 r6:83018000 r5:859f278c r4:85a2c080 [ 1348.314418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.314463][ T32] r10:61c88647 r9:84c51800 r8:85a2c0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.314484][ T32] r4:85a2c080 [ 1348.314502][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.314545][ T32] r10:00000000 r9:85a2c080 r8:8027ecf4 r7:ecf19e60 r6:85a2c100 r5:84c51800 [ 1348.314567][ T32] r4:00000001 [ 1348.314585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.314618][ T32] Exception stack(0xecd91fb0 to 0xecd91ff8) [ 1348.314644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.314671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.314709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.314740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.314763][ T32] r4:85913580 [ 1348.315023][ T32] INFO: task kworker/0:564:6474 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.315055][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.315109][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.315149][ T32] Call trace: [ 1348.315178][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.315276][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.315318][ T32] r4:00000000 [ 1348.315360][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.315401][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.315452][ T32] dd20: c5859000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.315483][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.315507][ T32] dd60: 800f0113 ffffffff [ 1348.315586][ T32] r5:800f0113 r4:80239bb0 [ 1348.315609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.315649][ T32] r4:82ac11e4 [ 1348.315678][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.315747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.315777][ T32] r4:e06cddc0 [ 1348.315797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.315840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.315879][ T32] r4:00000000 [ 1348.315923][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.315968][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.315990][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.316047][ T32] r5:00001000 r4:dfd83000 [ 1348.316070][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.316119][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.316161][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.316180][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.330004][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.330082][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.330154][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.330177][ T32] r4:85004e00 [ 1348.330197][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.330274][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.330301][ T32] r4:00000001 [ 1348.330331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.330370][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.330400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.330428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.330453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.330491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.330515][ T32] r4:8501e100 [ 1348.330538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.330568][ T32] INFO: task kworker/0:565:6477 blocked for more than 474 seconds. [ 1348.330608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.330636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.330690][ T32] task:kworker/0:565 state:D stack:0 pid:6477 tgid:6477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.330765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.330811][ T32] Call trace: [ 1348.330863][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.330918][ T32] r10:829189c0 r9:ecf2dd84 r8:00000002 r7:60000113 r6:ecf2dd8c r5:858e1800 [ 1348.330961][ T32] r4:858e1800 [ 1348.330988][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.331039][ T32] r5:858e1800 r4:829189bc [ 1348.331061][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.331110][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.331161][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf2de08 [ 1348.331182][ T32] r4:00000000 [ 1348.331240][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.331280][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.331319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.331378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a301c0 [ 1348.331426][ T32] r4:00000000 [ 1348.331453][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.331496][ T32] r9:83018005 r8:858e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f157000 [ 1348.331529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.331572][ T32] r5:00001000 r4:ecbcf000 [ 1348.331601][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.331643][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.331681][ T32] r5:859f2b8c r4:859f2800 [ 1348.331722][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.331786][ T32] r7:dddced40 r6:83018000 r5:859f2b8c r4:85a2c180 [ 1348.331814][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.331868][ T32] r10:61c88647 r9:858e1800 r8:85a2c1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.331892][ T32] r4:85a2c180 [ 1348.331910][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.331954][ T32] r10:00000000 r9:85a2c180 r8:8027ecf4 r7:ecd91e60 r6:859ec100 r5:858e1800 [ 1348.331994][ T32] r4:00000001 [ 1348.332021][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.332055][ T32] Exception stack(0xecf2dfb0 to 0xecf2dff8) [ 1348.332080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.332107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.332142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.332172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.332193][ T32] r4:85a30000 [ 1348.332682][ T32] INFO: task kworker/0:565:6477 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.332724][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.332780][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.332820][ T32] Call trace: [ 1348.332866][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.332930][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.332957][ T32] r4:00000000 [ 1348.332999][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.333045][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.333074][ T32] dd20: c5859000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.333103][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.333125][ T32] dd60: 800f0113 ffffffff [ 1348.333148][ T32] r5:800f0113 r4:80239bb0 [ 1348.333176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.333224][ T32] r4:82ac11e4 [ 1348.333261][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.333330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.333365][ T32] r4:e06cddc0 [ 1348.333389][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.333447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.333491][ T32] r4:00000000 [ 1348.333523][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.333569][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.333611][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.333654][ T32] r5:00001000 r4:dfd83000 [ 1348.333694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.333785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.333828][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.333847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.333960][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.333987][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.334033][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.334076][ T32] r4:85004e00 [ 1348.334098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.334142][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.334179][ T32] r4:00000001 [ 1348.334201][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.334237][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.334263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.334291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.334336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.334368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.334395][ T32] r4:8501e100 [ 1348.334436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.334490][ T32] INFO: task kworker/0:566:6479 blocked for more than 474 seconds. [ 1348.334521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.334566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.334589][ T32] task:kworker/0:566 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.334634][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.334697][ T32] Call trace: [ 1348.334736][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.334801][ T32] r10:829189c0 r9:ecf35d84 r8:00000002 r7:60000013 r6:ecf35d8c r5:858e0000 [ 1348.334827][ T32] r4:858e0000 [ 1348.334847][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.334887][ T32] r5:858e0000 r4:829189bc [ 1348.334915][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.334955][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.335020][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf35e08 [ 1348.335046][ T32] r4:00000000 [ 1348.335085][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.335134][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.335173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.335214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a302c0 [ 1348.335235][ T32] r4:00000000 [ 1348.335267][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.335310][ T32] r9:83018005 r8:858e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [ 1348.335331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.335369][ T32] r5:00001000 r4:ecbe3000 [ 1348.335389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.335435][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.335476][ T32] r5:859f2f8c r4:859f2c00 [ 1348.335495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.335556][ T32] r7:dddced40 r6:83018000 r5:859f2f8c r4:85a2c200 [ 1348.335580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.335644][ T32] r10:61c88647 r9:858e0000 r8:85a2c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.335719][ T32] r4:85a2c200 [ 1348.335749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.335813][ T32] r10:00000000 r9:85a2c200 r8:8027ecf4 r7:ecf2de60 r6:859ec180 r5:858e0000 [ 1348.335838][ T32] r4:00000001 [ 1348.335856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.335911][ T32] Exception stack(0xecf35fb0 to 0xecf35ff8) [ 1348.335938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.335976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.336035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.336091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.336135][ T32] r4:85a30100 [ 1348.352375][ T32] INFO: task kworker/0:566:6479 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.352473][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.352582][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.352665][ T32] Call trace: [ 1348.352714][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.352774][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.352797][ T32] r4:00000000 [ 1348.352817][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.352894][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.352928][ T32] dd20: c5ef4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.352996][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.353023][ T32] dd60: 800f0113 ffffffff [ 1348.353046][ T32] r5:800f0113 r4:80239bb0 [ 1348.353067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.353111][ T32] r4:82ac11e4 [ 1348.353130][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.353177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.353201][ T32] r4:e06cddc0 [ 1348.353230][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.353299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.353323][ T32] r4:00000000 [ 1348.353343][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.353385][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.353405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.353444][ T32] r5:00001000 r4:dfd83000 [ 1348.353464][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.353501][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.353540][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.353569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.353636][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.353681][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.353744][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.353777][ T32] r4:85004e00 [ 1348.353805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.353850][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.353880][ T32] r4:00000001 [ 1348.353903][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.353956][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.353985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.354013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.354041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.354069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.354102][ T32] r4:8501e100 [ 1348.354127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.354188][ T32] INFO: task kworker/0:567:6481 blocked for more than 474 seconds. [ 1348.354231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.354254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.354274][ T32] task:kworker/0:567 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.354364][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.354421][ T32] Call trace: [ 1348.354452][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.354519][ T32] r10:829189c0 r9:ecf3dd84 r8:00000002 r7:60000113 r6:ecf3dd8c r5:858e0c00 [ 1348.354570][ T32] r4:858e0c00 [ 1348.354617][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.354693][ T32] r5:858e0c00 r4:829189bc [ 1348.354728][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.354793][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.354844][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf3de08 [ 1348.354875][ T32] r4:00000000 [ 1348.354897][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.354936][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.354971][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.355031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30680 [ 1348.355061][ T32] r4:00000000 [ 1348.355079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.355120][ T32] r9:83018005 r8:858e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f15f000 [ 1348.355160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.355219][ T32] r5:00001000 r4:eccef000 [ 1348.355241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.355300][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.355346][ T32] r5:859f3b8c r4:859f3800 [ 1348.355365][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.355417][ T32] r7:dddced40 r6:83018000 r5:859f3b8c r4:85a2c280 [ 1348.355456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.355503][ T32] r10:61c88647 r9:858e0c00 r8:85a2c2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.355525][ T32] r4:85a2c280 [ 1348.355543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.355606][ T32] r10:00000000 r9:85a2c280 r8:8027ecf4 r7:ecf35e60 r6:859ec200 r5:858e0c00 [ 1348.355631][ T32] r4:00000001 [ 1348.355650][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.355717][ T32] Exception stack(0xecf3dfb0 to 0xecf3dff8) [ 1348.355751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.355778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.355825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.355880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.355908][ T32] r4:85a30240 [ 1348.356297][ T32] INFO: task kworker/0:567:6481 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.370735][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.370829][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.370932][ T32] Call trace: [ 1348.370992][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.371049][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.371072][ T32] r4:00000000 [ 1348.371141][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.371184][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.371239][ T32] dd20: c6256000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.371297][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.371348][ T32] dd60: 800f0113 ffffffff [ 1348.371379][ T32] r5:800f0113 r4:80239bb0 [ 1348.371399][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.371442][ T32] r4:82ac11e4 [ 1348.371461][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.371523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.371559][ T32] r4:e06cddc0 [ 1348.371581][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.371622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.371672][ T32] r4:00000000 [ 1348.371694][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.371742][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.371763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.371802][ T32] r5:00001000 r4:dfd83000 [ 1348.371841][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.371884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.371931][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.371994][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.372062][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.372091][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.372177][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.372284][ T32] r4:85004e00 [ 1348.372307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.372369][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.372394][ T32] r4:00000001 [ 1348.372414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.372447][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.372473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.372544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.372620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.372655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.372677][ T32] r4:8501e100 [ 1348.372716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.372749][ T32] INFO: task kworker/0:568:6482 blocked for more than 474 seconds. [ 1348.372781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.372804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.372825][ T32] task:kworker/0:568 state:D stack:0 pid:6482 tgid:6482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.372868][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.372930][ T32] Call trace: [ 1348.372961][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.373006][ T32] r10:829189c0 r9:ecf25d84 r8:00000002 r7:60000113 r6:ecf25d8c r5:84c52400 [ 1348.373049][ T32] r4:84c52400 [ 1348.373071][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.373134][ T32] r5:84c52400 r4:829189bc [ 1348.373160][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.373229][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.373280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 [ 1348.373317][ T32] r4:00000000 [ 1348.373364][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.373409][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.373460][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.373505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30380 [ 1348.373526][ T32] r4:00000000 [ 1348.373544][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.373584][ T32] r9:83018005 r8:84c52400 r7:00000000 r6:83018000 r5:00001000 r4:7f15b000 [ 1348.373613][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.373654][ T32] r5:00001000 r4:ecbf9000 [ 1348.373674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.373727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.373779][ T32] r5:859f338c r4:859f3000 [ 1348.373808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.373852][ T32] r7:dddced40 r6:83018000 r5:859f338c r4:85a2c300 [ 1348.373872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.373936][ T32] r10:61c88647 r9:84c52400 r8:85a2c32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.373964][ T32] r4:85a2c300 [ 1348.374024][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.374106][ T32] r10:00000000 r9:85a2c300 r8:8027ecf4 r7:ecf3de60 r6:85a2c380 r5:84c52400 [ 1348.374151][ T32] r4:00000001 [ 1348.374174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.374208][ T32] Exception stack(0xecf25fb0 to 0xecf25ff8) [ 1348.374254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.374285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.374310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.374337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.374358][ T32] r4:85a30240 [ 1348.374824][ T32] INFO: task kworker/0:568:6482 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.374875][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.374933][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.374997][ T32] Call trace: [ 1348.375028][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.375079][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.375111][ T32] r4:00000000 [ 1348.375150][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.375191][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.375220][ T32] dd20: c6256000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.375270][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.375296][ T32] dd60: 800f0113 ffffffff [ 1348.375319][ T32] r5:800f0113 r4:80239bb0 [ 1348.375338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.375377][ T32] r4:82ac11e4 [ 1348.375426][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.375472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.375502][ T32] r4:e06cddc0 [ 1348.375524][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.375566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.375587][ T32] r4:00000000 [ 1348.375604][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.375656][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.375704][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.375750][ T32] r5:00001000 r4:dfd83000 [ 1348.375777][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.375816][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.375855][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.375886][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.375955][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.375978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.376023][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.376065][ T32] r4:85004e00 [ 1348.376095][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.376161][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.376242][ T32] r4:00000001 [ 1348.386614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.386688][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.386749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.386784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.386811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.386841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.386864][ T32] r4:8501e100 [ 1348.386907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.386944][ T32] INFO: task kworker/0:569:6485 blocked for more than 474 seconds. [ 1348.386977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.387010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.387055][ T32] task:kworker/0:569 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.387137][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.387204][ T32] Call trace: [ 1348.387248][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.387302][ T32] r10:829189c0 r9:ecf41d84 r8:00000002 r7:60000113 r6:ecf41d8c r5:84c53000 [ 1348.387325][ T32] r4:84c53000 [ 1348.387360][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.387405][ T32] r5:84c53000 r4:829189bc [ 1348.387445][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.387489][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.387534][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf41e08 [ 1348.387556][ T32] r4:00000000 [ 1348.387583][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.387624][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.387663][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.387710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a305c0 [ 1348.387733][ T32] r4:00000000 [ 1348.387752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.387810][ T32] r9:83018005 r8:84c53000 r7:00000000 r6:83018000 r5:00001000 r4:7f15d000 [ 1348.387835][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.387875][ T32] r5:00001000 r4:eccd9000 [ 1348.387896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.387934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.387972][ T32] r5:859f378c r4:859f3400 [ 1348.387992][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.388033][ T32] r7:dddced40 r6:83018000 r5:859f378c r4:85a2c400 [ 1348.388053][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.388098][ T32] r10:61c88647 r9:84c53000 r8:85a2c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.388120][ T32] r4:85a2c400 [ 1348.388138][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.388218][ T32] r10:00000000 r9:85a2c400 r8:8027ecf4 r7:ecf3de60 r6:85a2c480 r5:84c53000 [ 1348.388243][ T32] r4:00000001 [ 1348.388262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.388297][ T32] Exception stack(0xecf41fb0 to 0xecf41ff8) [ 1348.388322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.388359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.388416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.388447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.388469][ T32] r4:85a30580 [ 1348.388959][ T32] INFO: task kworker/0:569:6485 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.388993][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.389092][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.389142][ T32] Call trace: [ 1348.389202][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.389254][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.389277][ T32] r4:00000000 [ 1348.389296][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.389332][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.389361][ T32] dd20: c636c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.389389][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.389425][ T32] dd60: 800f0113 ffffffff [ 1348.389452][ T32] r5:800f0113 r4:80239bb0 [ 1348.389498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.389546][ T32] r4:82ac11e4 [ 1348.389567][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.389607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.389629][ T32] r4:e06cddc0 [ 1348.389656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.389717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.389753][ T32] r4:00000000 [ 1348.389774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.389816][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.389838][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.389877][ T32] r5:00001000 r4:dfd83000 [ 1348.389896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.389933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.389971][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.389990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.390032][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.390051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.390094][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.390115][ T32] r4:85004e00 [ 1348.390134][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.390198][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.390249][ T32] r4:00000001 [ 1348.390312][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.390397][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.390461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.390505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.390532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.390560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.390582][ T32] r4:8501e100 [ 1348.390600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.390627][ T32] INFO: task kworker/0:570:6486 blocked for more than 474 seconds. [ 1348.390654][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.390694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.390725][ T32] task:kworker/0:570 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.390792][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.390849][ T32] Call trace: [ 1348.390894][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.390951][ T32] r10:829189c0 r9:ecf29d84 r8:00000002 r7:60000013 r6:ecf29d8c r5:84c53c00 [ 1348.390976][ T32] r4:84c53c00 [ 1348.391014][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.391057][ T32] r5:84c53c00 r4:829189bc [ 1348.391078][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.391116][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.391159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf29e08 [ 1348.391182][ T32] r4:00000000 [ 1348.391200][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.391237][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.391272][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.391333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30980 [ 1348.391373][ T32] r4:00000000 [ 1348.391394][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.391435][ T32] r9:83018005 r8:84c53c00 r7:00000000 r6:83018000 r5:00001000 r4:7f163000 [ 1348.391456][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.391514][ T32] r5:00001000 r4:ecf4f000 [ 1348.391536][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.391583][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.391625][ T32] r5:859f838c r4:859f8000 [ 1348.391645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.391707][ T32] r7:dddced40 r6:83018000 r5:859f838c r4:85a2c500 [ 1348.391732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.391776][ T32] r10:61c88647 r9:84c53c00 r8:85a2c52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.391798][ T32] r4:85a2c500 [ 1348.391831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.391876][ T32] r10:00000000 r9:85a2c500 r8:8027ecf4 r7:ecf3de60 r6:85a2c580 r5:84c53c00 [ 1348.391918][ T32] r4:00000001 [ 1348.391961][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.392002][ T32] Exception stack(0xecf29fb0 to 0xecf29ff8) [ 1348.392029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.392078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.392106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.392134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.392155][ T32] r4:85a30840 [ 1348.392432][ T32] INFO: task kworker/0:570:6486 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.392465][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.392583][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.392624][ T32] Call trace: [ 1348.392653][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.392720][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.392747][ T32] r4:00000000 [ 1348.392766][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.392802][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.392841][ T32] dd20: c636c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.392880][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.392905][ T32] dd60: 800f0113 ffffffff [ 1348.392936][ T32] r5:800f0113 r4:80239bb0 [ 1348.392959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.392998][ T32] r4:82ac11e4 [ 1348.393017][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.393059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.393085][ T32] r4:e06cddc0 [ 1348.393127][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.393189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.393222][ T32] r4:00000000 [ 1348.393246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.393289][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.393329][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.393380][ T32] r5:00001000 r4:dfd83000 [ 1348.393400][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.393439][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.393488][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.393510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.393575][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.393602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.393648][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.393670][ T32] r4:85004e00 [ 1348.393688][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.393749][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.393795][ T32] r4:00000001 [ 1348.393816][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.393852][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.393893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.393933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.393961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.393988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.394011][ T32] r4:8501e100 [ 1348.394030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.394054][ T32] INFO: task kworker/0:571:6488 blocked for more than 474 seconds. [ 1348.394090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.394124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.394152][ T32] task:kworker/0:571 state:D stack:0 pid:6488 tgid:6488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.394196][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.394234][ T32] Call trace: [ 1348.394295][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.394342][ T32] r10:829189c0 r9:ecf45d84 r8:00000002 r7:60000113 r6:ecf45d8c r5:84c54800 [ 1348.394364][ T32] r4:84c54800 [ 1348.394383][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.394423][ T32] r5:84c54800 r4:829189bc [ 1348.394443][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.394489][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.394537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf45e08 [ 1348.394558][ T32] r4:00000000 [ 1348.394576][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.394612][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.394667][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.394717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a308c0 [ 1348.394740][ T32] r4:00000000 [ 1348.394758][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.394799][ T32] r9:83018005 r8:84c54800 r7:00000000 r6:83018000 r5:00001000 r4:7f161000 [ 1348.394839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.394890][ T32] r5:00001000 r4:eccf9000 [ 1348.394934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.394995][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.395056][ T32] r5:859f3f8c r4:859f3c00 [ 1348.395083][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.395124][ T32] r7:dddced40 r6:83018000 r5:859f3f8c r4:85a2c600 [ 1348.395144][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.395218][ T32] r10:61c88647 r9:84c54800 r8:85a2c62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.395247][ T32] r4:85a2c600 [ 1348.395272][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.395335][ T32] r10:00000000 r9:85a2c600 r8:8027ecf4 r7:ecf29e60 r6:85a2c680 r5:84c54800 [ 1348.395359][ T32] r4:00000001 [ 1348.395379][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.395452][ T32] Exception stack(0xecf45fb0 to 0xecf45ff8) [ 1348.395499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.395529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.395555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.395582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.395623][ T32] r4:85a306c0 [ 1348.395878][ T32] INFO: task kworker/0:571:6488 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.395931][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.396006][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.396049][ T32] Call trace: [ 1348.396077][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.396123][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.396157][ T32] r4:00000000 [ 1348.396252][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.419203][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.419280][ T32] dd20: c69f4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.419311][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.419354][ T32] dd60: 800f0113 ffffffff [ 1348.419411][ T32] r5:800f0113 r4:80239bb0 [ 1348.419436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.419500][ T32] r4:82ac11e4 [ 1348.419520][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.419562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.419584][ T32] r4:e06cddc0 [ 1348.419603][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.419645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.419666][ T32] r4:00000000 [ 1348.419685][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.419748][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.419774][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.419819][ T32] r5:00001000 r4:dfd83000 [ 1348.419838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.419878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.419932][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.419955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.419999][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.420019][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.420064][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.420105][ T32] r4:85004e00 [ 1348.420135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.420182][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.420203][ T32] r4:00000001 [ 1348.420222][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.420256][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.420281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.420310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.420335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.420362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.420388][ T32] r4:8501e100 [ 1348.420422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.420454][ T32] INFO: task kworker/0:572:6491 blocked for more than 474 seconds. [ 1348.420509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.420535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.420557][ T32] task:kworker/0:572 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.420612][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.420655][ T32] Call trace: [ 1348.420734][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.420803][ T32] r10:829189c0 r9:ecf49d84 r8:00000002 r7:60000113 r6:ecf49d8c r5:84c55400 [ 1348.420827][ T32] r4:84c55400 [ 1348.420847][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.420888][ T32] r5:84c55400 r4:829189bc [ 1348.420907][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.420960][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.421022][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf49e08 [ 1348.421060][ T32] r4:00000000 [ 1348.421089][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.421142][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.421183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.421223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30ac0 [ 1348.421245][ T32] r4:00000000 [ 1348.421264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.421303][ T32] r9:83018005 r8:84c55400 r7:00000000 r6:83018000 r5:00001000 r4:7f165000 [ 1348.421324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.421361][ T32] r5:00001000 r4:ecf55000 [ 1348.421380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.421419][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.421467][ T32] r5:859f878c r4:859f8400 [ 1348.421489][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.421542][ T32] r7:dddced40 r6:83018000 r5:859f878c r4:85a2c700 [ 1348.421565][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.421613][ T32] r10:61c88647 r9:84c55400 r8:85a2c72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.421652][ T32] r4:85a2c700 [ 1348.421693][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.421758][ T32] r10:00000000 r9:85a2c700 r8:8027ecf4 r7:ecf29e60 r6:85a2c780 r5:84c55400 [ 1348.421792][ T32] r4:00000001 [ 1348.421812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.421846][ T32] Exception stack(0xecf49fb0 to 0xecf49ff8) [ 1348.421872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.421907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.421936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.421966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.421988][ T32] r4:85a309c0 [ 1348.422452][ T32] INFO: task kworker/0:572:6491 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.422511][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.422600][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.422676][ T32] Call trace: [ 1348.422722][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.422775][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.422797][ T32] r4:00000000 [ 1348.422816][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.422862][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.422894][ T32] dd20: c69f4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.422923][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.422957][ T32] dd60: 800f0113 ffffffff [ 1348.422982][ T32] r5:800f0113 r4:80239bb0 [ 1348.423002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.423041][ T32] r4:82ac11e4 [ 1348.423061][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.423124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.423150][ T32] r4:e06cddc0 [ 1348.423189][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.423233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.423294][ T32] r4:00000000 [ 1348.423326][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.423372][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.423393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.423431][ T32] r5:00001000 r4:dfd83000 [ 1348.423451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.423529][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.423573][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.423592][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.423659][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.423693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.423747][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.423769][ T32] r4:85004e00 [ 1348.423809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.423862][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.423884][ T32] r4:00000001 [ 1348.423902][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.423936][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.423960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.423987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.424012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.424039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.424060][ T32] r4:8501e100 [ 1348.424079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.424104][ T32] INFO: task kworker/0:573:6493 blocked for more than 474 seconds. [ 1348.424131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.424162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.424185][ T32] task:kworker/0:573 state:D stack:0 pid:6493 tgid:6493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.424227][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.424288][ T32] Call trace: [ 1348.424332][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.424378][ T32] r10:829189c0 r9:ecf59d84 r8:00000002 r7:60000113 r6:ecf59d8c r5:84c56c00 [ 1348.424428][ T32] r4:84c56c00 [ 1348.424456][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.424520][ T32] r5:84c56c00 r4:829189bc [ 1348.424546][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.424598][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.424646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf59e08 [ 1348.424676][ T32] r4:00000000 [ 1348.424697][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.424741][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.424777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.424827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41040 [ 1348.424875][ T32] r4:00000000 [ 1348.424897][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.424937][ T32] r9:83018005 r8:84c56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f169000 [ 1348.424996][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.425061][ T32] r5:00001000 r4:ecf65000 [ 1348.425085][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.425143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.425218][ T32] r5:859f8f8c r4:859f8c00 [ 1348.425240][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.425323][ T32] r7:dddced40 r6:83018000 r5:859f8f8c r4:85a2c800 [ 1348.425353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.425405][ T32] r10:61c88647 r9:84c56c00 r8:85a2c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.425438][ T32] r4:85a2c800 [ 1348.425459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.425502][ T32] r10:00000000 r9:85a2c800 r8:8027ecf4 r7:ecf49e60 r6:85a2c880 r5:84c56c00 [ 1348.425561][ T32] r4:00000001 [ 1348.425626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.425665][ T32] Exception stack(0xecf59fb0 to 0xecf59ff8) [ 1348.425690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.425725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.425751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.425778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.425799][ T32] r4:85a30b00 [ 1348.426090][ T32] INFO: task kworker/0:573:6493 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.426152][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.426277][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.447207][ T32] Call trace: [ 1348.447251][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.447327][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.447351][ T32] r4:00000000 [ 1348.447372][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.447412][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.447444][ T32] dd20: c6f13000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.447473][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.447516][ T32] dd60: 800f0113 ffffffff [ 1348.447544][ T32] r5:800f0113 r4:80239bb0 [ 1348.447565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.447611][ T32] r4:82ac11e4 [ 1348.447651][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.447721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.447748][ T32] r4:e06cddc0 [ 1348.447768][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.447811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.447832][ T32] r4:00000000 [ 1348.447851][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.447892][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.447914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.447954][ T32] r5:00001000 r4:dfd83000 [ 1348.447974][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.448012][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.448049][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.448090][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.448142][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.448271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.448320][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.448363][ T32] r4:85004e00 [ 1348.448414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.448468][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.448512][ T32] r4:00000001 [ 1348.448533][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.448567][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.448592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.448639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.448669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.448697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.448727][ T32] r4:8501e100 [ 1348.448750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.448792][ T32] INFO: task kworker/0:574:6495 blocked for more than 474 seconds. [ 1348.448828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.448851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.448872][ T32] task:kworker/0:574 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.448924][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.448963][ T32] Call trace: [ 1348.449005][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.449054][ T32] r10:829189c0 r9:ecf69d84 r8:00000002 r7:60000113 r6:ecf69d8c r5:85338c00 [ 1348.449076][ T32] r4:85338c00 [ 1348.449126][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.449169][ T32] r5:85338c00 r4:829189bc [ 1348.449206][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.449248][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.449293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1348.449315][ T32] r4:00000000 [ 1348.449333][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.449369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.449404][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.449444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30d80 [ 1348.449481][ T32] r4:00000000 [ 1348.449502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.449566][ T32] r9:83018005 r8:85338c00 r7:00000000 r6:83018000 r5:00001000 r4:7f167000 [ 1348.449590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.449628][ T32] r5:00001000 r4:ecf5f000 [ 1348.449647][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.449684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.449735][ T32] r5:859f8b8c r4:859f8800 [ 1348.449778][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.449823][ T32] r7:dddced40 r6:83018000 r5:859f8b8c r4:85a2c900 [ 1348.449843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.449909][ T32] r10:61c88647 r9:85338c00 r8:85a2c92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.449935][ T32] r4:85a2c900 [ 1348.449953][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.449996][ T32] r10:00000000 r9:85a2c900 r8:8027ecf4 r7:ecf59e60 r6:85a2c980 r5:85338c00 [ 1348.450026][ T32] r4:00000001 [ 1348.450047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.450082][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1348.450122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.450160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.450196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.450277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.450324][ T32] r4:85a309c0 [ 1348.450808][ T32] INFO: task kworker/0:574:6495 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.450901][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.451020][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.451072][ T32] Call trace: [ 1348.451101][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.451148][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.451190][ T32] r4:00000000 [ 1348.451231][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.451272][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.451344][ T32] dd20: c6f13000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.451396][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.451422][ T32] dd60: 800f0113 ffffffff [ 1348.451447][ T32] r5:800f0113 r4:80239bb0 [ 1348.451467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.451527][ T32] r4:82ac11e4 [ 1348.451550][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.451591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.451638][ T32] r4:e06cddc0 [ 1348.451660][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.451742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.451767][ T32] r4:00000000 [ 1348.451786][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.451828][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.451864][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.451926][ T32] r5:00001000 r4:dfd83000 [ 1348.451949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.451994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.452033][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.452052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.452094][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.452113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.452157][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.452199][ T32] r4:85004e00 [ 1348.452227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.452277][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.452312][ T32] r4:00000001 [ 1348.452333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.452367][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.452414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.452452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.452505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.452535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.452556][ T32] r4:8501e100 [ 1348.452600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.452630][ T32] INFO: task kworker/0:575:6497 blocked for more than 474 seconds. [ 1348.452657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.452727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.452753][ T32] task:kworker/0:575 state:D stack:0 pid:6497 tgid:6497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.452852][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.452915][ T32] Call trace: [ 1348.452963][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.453050][ T32] r10:829189c0 r9:ecf71d84 r8:00000002 r7:60000113 r6:ecf71d8c r5:85338000 [ 1348.453095][ T32] r4:85338000 [ 1348.453130][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.453175][ T32] r5:85338000 r4:829189bc [ 1348.453194][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.453233][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.453276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf71e08 [ 1348.453298][ T32] r4:00000000 [ 1348.453316][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.453363][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.453400][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.453440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a412c0 [ 1348.453480][ T32] r4:00000000 [ 1348.453502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.453542][ T32] r9:83018005 r8:85338000 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1348.453563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.453623][ T32] r5:00001000 r4:ecf73000 [ 1348.453664][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.453722][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.453787][ T32] r5:859f938c r4:859f9000 [ 1348.453815][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.453872][ T32] r7:dddced40 r6:83018000 r5:859f938c r4:85a2ca00 [ 1348.453895][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.453956][ T32] r10:61c88647 r9:85338000 r8:85a2ca2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.453985][ T32] r4:85a2ca00 [ 1348.454004][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.454049][ T32] r10:00000000 r9:85a2ca00 r8:8027ecf4 r7:ecf59e60 r6:85a2ca80 r5:85338000 [ 1348.454070][ T32] r4:00000001 [ 1348.454097][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.454134][ T32] Exception stack(0xecf71fb0 to 0xecf71ff8) [ 1348.454172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.454230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.454259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.454287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.454309][ T32] r4:85a41100 [ 1348.454582][ T32] INFO: task kworker/0:575:6497 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.454616][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.454684][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.454767][ T32] Call trace: [ 1348.454801][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.454851][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.454873][ T32] r4:00000000 [ 1348.454893][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.454952][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.455000][ T32] dd20: c6f13000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.455048][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.455100][ T32] dd60: 800f0113 ffffffff [ 1348.455126][ T32] r5:800f0113 r4:80239bb0 [ 1348.455147][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.455186][ T32] r4:82ac11e4 [ 1348.455207][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.455247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.455288][ T32] r4:e06cddc0 [ 1348.455310][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.455352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.455394][ T32] r4:00000000 [ 1348.455415][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.455478][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.455529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.455593][ T32] r5:00001000 r4:dfd83000 [ 1348.455637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.455704][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.455750][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.455790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.455857][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.455925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.455994][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.456020][ T32] r4:85004e00 [ 1348.456039][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.456083][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.456104][ T32] r4:00000001 [ 1348.456122][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.456155][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.456180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.456207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.481046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.481158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.481186][ T32] r4:8501e100 [ 1348.481211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.481253][ T32] INFO: task kworker/0:576:6499 blocked for more than 474 seconds. [ 1348.481288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.481313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.481335][ T32] task:kworker/0:576 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.481396][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.481466][ T32] Call trace: [ 1348.481524][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.481582][ T32] r10:829189c0 r9:ecf81d84 r8:00000002 r7:60000013 r6:ecf81d8c r5:8533b000 [ 1348.481606][ T32] r4:8533b000 [ 1348.481625][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.481707][ T32] r5:8533b000 r4:829189bc [ 1348.481731][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.481772][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.481817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf81e08 [ 1348.481839][ T32] r4:00000000 [ 1348.481858][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.481919][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.481963][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.482004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41440 [ 1348.482025][ T32] r4:00000000 [ 1348.482044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.482087][ T32] r9:83018005 r8:8533b000 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1348.482109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.482148][ T32] r5:00001000 r4:ecf79000 [ 1348.482168][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.482207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.482286][ T32] r5:859f978c r4:859f9400 [ 1348.482310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.482376][ T32] r7:dddced40 r6:83018000 r5:859f978c r4:85a2cb00 [ 1348.482400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.482446][ T32] r10:61c88647 r9:8533b000 r8:85a2cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.482474][ T32] r4:85a2cb00 [ 1348.482494][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.482538][ T32] r10:00000000 r9:85a2cb00 r8:8027ecf4 r7:ecf71e60 r6:85a2cb80 r5:8533b000 [ 1348.482559][ T32] r4:00000001 [ 1348.482577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.482612][ T32] Exception stack(0xecf81fb0 to 0xecf81ff8) [ 1348.482638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.482667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.482693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.482720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.482741][ T32] r4:85a41280 [ 1348.483215][ T32] INFO: task kworker/0:576:6499 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.483249][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.483306][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.483361][ T32] Call trace: [ 1348.483396][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.483446][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.483476][ T32] r4:00000000 [ 1348.483495][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.483532][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.483560][ T32] dd20: c74f4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.483616][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.483643][ T32] dd60: 800f0113 ffffffff [ 1348.483666][ T32] r5:800f0113 r4:80239bb0 [ 1348.483686][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.483731][ T32] r4:82ac11e4 [ 1348.483753][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.483795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.483816][ T32] r4:e06cddc0 [ 1348.483835][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.483874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.483898][ T32] r4:00000000 [ 1348.483917][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.483957][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.483977][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.484015][ T32] r5:00001000 r4:dfd83000 [ 1348.484097][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.484165][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.484208][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.484229][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.484272][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.484292][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.484337][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.484359][ T32] r4:85004e00 [ 1348.484379][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.484462][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.484531][ T32] r4:00000001 [ 1348.484747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.484786][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.484832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.484863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.484890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.484928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.484952][ T32] r4:8501e100 [ 1348.484971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.484997][ T32] INFO: task kworker/0:577:6501 blocked for more than 474 seconds. [ 1348.485025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.485047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.485089][ T32] task:kworker/0:577 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.485151][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.485193][ T32] Call trace: [ 1348.485223][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.485268][ T32] r10:829189c0 r9:ecf85d84 r8:00000002 r7:60000013 r6:ecf85d8c r5:858e3c00 [ 1348.485291][ T32] r4:858e3c00 [ 1348.485309][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.485349][ T32] r5:858e3c00 r4:829189bc [ 1348.485367][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.485405][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.485450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf85e08 [ 1348.485494][ T32] r4:00000000 [ 1348.485525][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.485566][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.485604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.485644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41680 [ 1348.485665][ T32] r4:00000000 [ 1348.485683][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.485722][ T32] r9:83018005 r8:858e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1b7000 [ 1348.485757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.485799][ T32] r5:00001000 r4:ecf87000 [ 1348.485820][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.485857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.485894][ T32] r5:859f9b8c r4:859f9800 [ 1348.485912][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.485952][ T32] r7:dddced40 r6:83018000 r5:859f9b8c r4:85a2cc00 [ 1348.485974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.486050][ T32] r10:61c88647 r9:858e3c00 r8:85a2cc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.486077][ T32] r4:85a2cc00 [ 1348.486097][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.486143][ T32] r10:00000000 r9:85a2cc00 r8:8027ecf4 r7:ecf81e60 r6:859ec280 r5:858e3c00 [ 1348.486166][ T32] r4:00000001 [ 1348.486203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.486289][ T32] Exception stack(0xecf85fb0 to 0xecf85ff8) [ 1348.502729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.502783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.502811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.502844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.502869][ T32] r4:85a41380 [ 1348.503343][ T32] INFO: task kworker/0:577:6501 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.503383][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.503460][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.503522][ T32] Call trace: [ 1348.503554][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.503607][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.503630][ T32] r4:00000000 [ 1348.503649][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.503687][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.503715][ T32] dd20: c77ec000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.503763][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.503792][ T32] dd60: 800f0113 ffffffff [ 1348.503840][ T32] r5:800f0113 r4:80239bb0 [ 1348.503864][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.503908][ T32] r4:82ac11e4 [ 1348.503927][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.504051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.504089][ T32] r4:e06cddc0 [ 1348.504122][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.504179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.504215][ T32] r4:00000000 [ 1348.504237][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.504305][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.504331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.504373][ T32] r5:00001000 r4:dfd83000 [ 1348.504417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.504466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.504532][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.504553][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.504596][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.504641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.504698][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.504721][ T32] r4:85004e00 [ 1348.504765][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.504813][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.504836][ T32] r4:00000001 [ 1348.504855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.504913][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.504943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.504971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.504997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.505074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.505244][ T32] r4:8501e100 [ 1348.505268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.505297][ T32] INFO: task kworker/0:578:6503 blocked for more than 475 seconds. [ 1348.505330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.505372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.505411][ T32] task:kworker/0:578 state:D stack:0 pid:6503 tgid:6503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.505493][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.505533][ T32] Call trace: [ 1348.505613][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.505662][ T32] r10:829189c0 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:858e4800 [ 1348.505758][ T32] r4:858e4800 [ 1348.505875][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.505919][ T32] r5:858e4800 r4:829189bc [ 1348.505939][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.505984][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.506164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 [ 1348.506322][ T32] r4:00000000 [ 1348.518693][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.518784][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.518836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.518881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41700 [ 1348.518916][ T32] r4:00000000 [ 1348.518936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.518981][ T32] r9:83018005 r8:858e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1348.519017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.519064][ T32] r5:00001000 r4:ecf8d000 [ 1348.519086][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.519126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.519165][ T32] r5:859f9f8c r4:859f9c00 [ 1348.519185][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.519229][ T32] r7:dddced40 r6:83018000 r5:859f9f8c r4:85a2cc80 [ 1348.519249][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.519294][ T32] r10:61c88647 r9:858e4800 r8:85a2ccac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.519316][ T32] r4:85a2cc80 [ 1348.519352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.519399][ T32] r10:00000000 r9:85a2cc80 r8:8027ecf4 r7:ecf85e60 r6:859ec300 r5:858e4800 [ 1348.519443][ T32] r4:00000001 [ 1348.519472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.519509][ T32] Exception stack(0xecf95fb0 to 0xecf95ff8) [ 1348.519538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.519566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.519592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.519620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.519642][ T32] r4:85a41640 [ 1348.520122][ T32] INFO: task kworker/0:578:6503 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.520171][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.520244][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.520289][ T32] Call trace: [ 1348.520321][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.520369][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.520392][ T32] r4:00000000 [ 1348.520410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.520447][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.520508][ T32] dd20: c7a2b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.520541][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.520565][ T32] dd60: 800f0113 ffffffff [ 1348.520588][ T32] r5:800f0113 r4:80239bb0 [ 1348.520608][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.520649][ T32] r4:82ac11e4 [ 1348.520669][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.520711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.520734][ T32] r4:e06cddc0 [ 1348.520752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.520792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.520815][ T32] r4:00000000 [ 1348.520833][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.520872][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.520893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.520955][ T32] r5:00001000 r4:dfd83000 [ 1348.520979][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.521029][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.521084][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.521103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.521145][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.521165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.521211][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.521233][ T32] r4:85004e00 [ 1348.521251][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.521294][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.521336][ T32] r4:00000001 [ 1348.521382][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.521449][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.521493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.521539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.521572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.521615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.521640][ T32] r4:8501e100 [ 1348.521683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.521725][ T32] INFO: task kworker/0:579:6505 blocked for more than 475 seconds. [ 1348.521761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.521784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.521806][ T32] task:kworker/0:579 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.521854][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.521897][ T32] Call trace: [ 1348.521929][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.521988][ T32] r10:829189c0 r9:ecfa1d84 r8:00000002 r7:60000013 r6:ecfa1d8c r5:858e6000 [ 1348.522038][ T32] r4:858e6000 [ 1348.522062][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.522102][ T32] r5:858e6000 r4:829189bc [ 1348.522121][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.522161][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.522205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa1e08 [ 1348.522226][ T32] r4:00000000 [ 1348.522257][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.522301][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.522337][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.522377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41900 [ 1348.522399][ T32] r4:00000000 [ 1348.522442][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.522496][ T32] r9:83018005 r8:858e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d5000 [ 1348.522516][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.522554][ T32] r5:00001000 r4:ecfa9000 [ 1348.522573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.522610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.522647][ T32] r5:859fa78c r4:859fa400 [ 1348.522667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.522713][ T32] r7:dddced40 r6:83018000 r5:859fa78c r4:85a2cd00 [ 1348.522753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.522800][ T32] r10:61c88647 r9:858e6000 r8:85a2cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.522824][ T32] r4:85a2cd00 [ 1348.522842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.522886][ T32] r10:00000000 r9:85a2cd00 r8:8027ecf4 r7:ecf95e60 r6:859ec380 r5:858e6000 [ 1348.522907][ T32] r4:00000001 [ 1348.522938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.522975][ T32] Exception stack(0xecfa1fb0 to 0xecfa1ff8) [ 1348.523000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.523027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.523066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.523118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.523142][ T32] r4:85a417c0 [ 1348.523469][ T32] INFO: task kworker/0:579:6505 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.523510][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.523590][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.523698][ T32] Call trace: [ 1348.523733][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.523794][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.523821][ T32] r4:00000000 [ 1348.523841][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.523879][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.523907][ T32] dd20: c7a2b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.523935][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.523957][ T32] dd60: 800f0113 ffffffff [ 1348.523980][ T32] r5:800f0113 r4:80239bb0 [ 1348.523999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.524037][ T32] r4:82ac11e4 [ 1348.524057][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.524098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.524120][ T32] r4:e06cddc0 [ 1348.524163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.524208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.524230][ T32] r4:00000000 [ 1348.524248][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.524322][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.524348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.524390][ T32] r5:00001000 r4:dfd83000 [ 1348.524433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.524515][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.524557][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.524577][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.524618][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.524637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.524681][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.524718][ T32] r4:85004e00 [ 1348.524741][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.524785][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.524808][ T32] r4:00000001 [ 1348.524848][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.524886][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.524913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.524961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.524990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.525017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.525038][ T32] r4:8501e100 [ 1348.525057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.525081][ T32] INFO: task kworker/0:580:6508 blocked for more than 475 seconds. [ 1348.525107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.525134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.525180][ T32] task:kworker/0:580 state:D stack:0 pid:6508 tgid:6508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.525241][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.525305][ T32] Call trace: [ 1348.525338][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.525383][ T32] r10:829189c0 r9:ecfb9d84 r8:00000002 r7:60000113 r6:ecfb9d8c r5:858e5400 [ 1348.525407][ T32] r4:858e5400 [ 1348.525425][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.525471][ T32] r5:858e5400 r4:829189bc [ 1348.525490][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.525529][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.525629][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 [ 1348.525655][ T32] r4:00000000 [ 1348.525674][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.525712][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.525747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.525788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41840 [ 1348.525810][ T32] r4:00000000 [ 1348.525829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.525880][ T32] r9:83018005 r8:858e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f1d3000 [ 1348.525904][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.525944][ T32] r5:00001000 r4:ecfa3000 [ 1348.525964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.526002][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.526040][ T32] r5:859fa38c r4:859fa000 [ 1348.526075][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.526120][ T32] r7:dddced40 r6:83018000 r5:859fa38c r4:85a2cd80 [ 1348.526140][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.526183][ T32] r10:61c88647 r9:858e5400 r8:85a2cdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.526205][ T32] r4:85a2cd80 [ 1348.526223][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.546710][ T32] r10:00000000 r9:85a2cd80 r8:8027ecf4 r7:ecfa1e60 r6:859ec400 r5:858e5400 [ 1348.546806][ T32] r4:00000001 [ 1348.546831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.546893][ T32] Exception stack(0xecfb9fb0 to 0xecfb9ff8) [ 1348.546928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.546960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.546987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.547016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.547037][ T32] r4:85a41740 [ 1348.547522][ T32] INFO: task kworker/0:580:6508 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.547561][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.547632][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.547698][ T32] Call trace: [ 1348.547742][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.547815][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.547864][ T32] r4:00000000 [ 1348.547886][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.547925][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.547970][ T32] dd20: c7e1d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.548022][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.548074][ T32] dd60: 800f0113 ffffffff [ 1348.548114][ T32] r5:800f0113 r4:80239bb0 [ 1348.548150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.548201][ T32] r4:82ac11e4 [ 1348.548276][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.548321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.548344][ T32] r4:e06cddc0 [ 1348.548363][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.548404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.548427][ T32] r4:00000000 [ 1348.548445][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.548527][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.548550][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.548590][ T32] r5:00001000 r4:dfd83000 [ 1348.548609][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.548648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.548686][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.548708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.548751][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.548800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.548851][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.548874][ T32] r4:85004e00 [ 1348.548892][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.548934][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.548956][ T32] r4:00000001 [ 1348.548989][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.549027][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.549066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.549101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.549129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.549157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.549180][ T32] r4:8501e100 [ 1348.549201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.549230][ T32] INFO: task kworker/0:581:6509 blocked for more than 475 seconds. [ 1348.549262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.549286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.549307][ T32] task:kworker/0:581 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.549354][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.549394][ T32] Call trace: [ 1348.549422][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.549502][ T32] r10:829189c0 r9:ecfbdd84 r8:00000002 r7:60000113 r6:ecfbdd8c r5:858e3000 [ 1348.549528][ T32] r4:858e3000 [ 1348.549547][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.549594][ T32] r5:858e3000 r4:829189bc [ 1348.549614][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.549681][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.549791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [ 1348.549835][ T32] r4:00000000 [ 1348.549872][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.549949][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.550069][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.550117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41c80 [ 1348.550139][ T32] r4:00000000 [ 1348.550158][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.550217][ T32] r9:83018005 r8:858e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [ 1348.550242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.550307][ T32] r5:00001000 r4:ecfc5000 [ 1348.550328][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.550365][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.550402][ T32] r5:859faf8c r4:859fac00 [ 1348.550422][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.550501][ T32] r7:dddced40 r6:83018000 r5:859faf8c r4:85a2ce00 [ 1348.550571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.550619][ T32] r10:61c88647 r9:858e3000 r8:85a2ce2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.550641][ T32] r4:85a2ce00 [ 1348.550660][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.550701][ T32] r10:00000000 r9:85a2ce00 r8:8027ecf4 r7:ecfa1e60 r6:859ec480 r5:858e3000 [ 1348.550724][ T32] r4:00000001 [ 1348.550743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.550777][ T32] Exception stack(0xecfbdfb0 to 0xecfbdff8) [ 1348.550802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.550831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.550857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.550884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.550905][ T32] r4:85a41740 [ 1348.551194][ T32] INFO: task kworker/0:581:6509 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.551229][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.551285][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.551341][ T32] Call trace: [ 1348.551386][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.551449][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.551483][ T32] r4:00000000 [ 1348.551502][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.551553][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.551585][ T32] dd20: c7e1d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.551613][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.551635][ T32] dd60: 800f0113 ffffffff [ 1348.551658][ T32] r5:800f0113 r4:80239bb0 [ 1348.551678][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.551717][ T32] r4:82ac11e4 [ 1348.551765][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.551870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.551918][ T32] r4:e06cddc0 [ 1348.551939][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.551983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.552005][ T32] r4:00000000 [ 1348.552023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.552064][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.552086][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.552126][ T32] r5:00001000 r4:dfd83000 [ 1348.552169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.552213][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.552253][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.552272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.552362][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.552410][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.552468][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.552550][ T32] r4:85004e00 [ 1348.552589][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.552635][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.552658][ T32] r4:00000001 [ 1348.552677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.552730][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.552761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.552788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.552832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.552895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.552927][ T32] r4:8501e100 [ 1348.552949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.552986][ T32] INFO: task kworker/0:582:6510 blocked for more than 475 seconds. [ 1348.553015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.553049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.553131][ T32] task:kworker/0:582 state:D stack:0 pid:6510 tgid:6510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.553182][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.553239][ T32] Call trace: [ 1348.553271][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.553331][ T32] r10:829189c0 r9:ecfc9d84 r8:00000002 r7:60000113 r6:ecfc9d8c r5:858e2400 [ 1348.553394][ T32] r4:858e2400 [ 1348.553418][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.553487][ T32] r5:858e2400 r4:829189bc [ 1348.553511][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.553575][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.553623][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 [ 1348.553646][ T32] r4:00000000 [ 1348.553665][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.553748][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.553794][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.553875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41a40 [ 1348.553924][ T32] r4:00000000 [ 1348.553990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.554034][ T32] r9:83018005 r8:858e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f1d7000 [ 1348.554054][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.554103][ T32] r5:00001000 r4:ecfbf000 [ 1348.554131][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.554183][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.554224][ T32] r5:859fab8c r4:859fa800 [ 1348.554244][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.554296][ T32] r7:dddced40 r6:83018000 r5:859fab8c r4:85a2ce80 [ 1348.554321][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.554366][ T32] r10:61c88647 r9:858e2400 r8:85a2ceac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.554388][ T32] r4:85a2ce80 [ 1348.554407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.554466][ T32] r10:00000000 r9:85a2ce80 r8:8027ecf4 r7:ecfbde60 r6:859ec500 r5:858e2400 [ 1348.554493][ T32] r4:00000001 [ 1348.554524][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.554578][ T32] Exception stack(0xecfc9fb0 to 0xecfc9ff8) [ 1348.554606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.554659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.554713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.554743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.554768][ T32] r4:85a41c00 [ 1348.555054][ T32] INFO: task kworker/0:582:6510 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.555089][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.555144][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.555192][ T32] Call trace: [ 1348.555288][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.555339][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.555362][ T32] r4:00000000 [ 1348.555405][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.555470][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.555527][ T32] dd20: c7e1d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.555559][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.555584][ T32] dd60: 800f0113 ffffffff [ 1348.555607][ T32] r5:800f0113 r4:80239bb0 [ 1348.555630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.555696][ T32] r4:82ac11e4 [ 1348.555744][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.555789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.555811][ T32] r4:e06cddc0 [ 1348.555853][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.555898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.555921][ T32] r4:00000000 [ 1348.555939][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.555982][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.556004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.556043][ T32] r5:00001000 r4:dfd83000 [ 1348.556063][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.556100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.556138][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.556157][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.556198][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.556218][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.578075][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.578290][ T32] r4:85004e00 [ 1348.578325][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.578400][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.578423][ T32] r4:00000001 [ 1348.578442][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.578513][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.578547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.578576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.578601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.578629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.578667][ T32] r4:8501e100 [ 1348.578695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.578748][ T32] INFO: task kworker/0:583:6512 blocked for more than 475 seconds. [ 1348.578785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.578811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.578844][ T32] task:kworker/0:583 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.578905][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.578951][ T32] Call trace: [ 1348.578983][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.579075][ T32] r10:829189c0 r9:ecfd5d84 r8:00000002 r7:60000013 r6:ecfd5d8c r5:858de000 [ 1348.579114][ T32] r4:858de000 [ 1348.579139][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.579183][ T32] r5:858de000 r4:829189bc [ 1348.579249][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.579293][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.579339][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd5e08 [ 1348.579361][ T32] r4:00000000 [ 1348.579379][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.579416][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.579461][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.579504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a30c40 [ 1348.579526][ T32] r4:00000000 [ 1348.579568][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.579627][ T32] r9:83018005 r8:858de000 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [ 1348.579675][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.579742][ T32] r5:00001000 r4:ecff3000 [ 1348.579788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.579832][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.579916][ T32] r5:859fbb8c r4:859fb800 [ 1348.579940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.579983][ T32] r7:dddced40 r6:83018000 r5:859fbb8c r4:85a2cf00 [ 1348.580004][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.580076][ T32] r10:61c88647 r9:858de000 r8:85a2cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.580101][ T32] r4:85a2cf00 [ 1348.580120][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.580167][ T32] r10:00000000 r9:85a2cf00 r8:8027ecf4 r7:ecfbde60 r6:859ec580 r5:858de000 [ 1348.580213][ T32] r4:00000001 [ 1348.580259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.580308][ T32] Exception stack(0xecfd5fb0 to 0xecfd5ff8) [ 1348.580347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.580378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.580405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.580433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.580461][ T32] r4:85a41940 [ 1348.580994][ T32] INFO: task kworker/0:583:6512 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.581034][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.581093][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.581136][ T32] Call trace: [ 1348.581167][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.581239][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.581266][ T32] r4:00000000 [ 1348.581293][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.581333][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.581363][ T32] dd20: c810a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.581413][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.581440][ T32] dd60: 800f0113 ffffffff [ 1348.581471][ T32] r5:800f0113 r4:80239bb0 [ 1348.581493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.581558][ T32] r4:82ac11e4 [ 1348.581605][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.581650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.581672][ T32] r4:e06cddc0 [ 1348.581691][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.581731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.581764][ T32] r4:00000000 [ 1348.581786][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.581827][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.581850][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.581889][ T32] r5:00001000 r4:dfd83000 [ 1348.581908][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.581947][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.581985][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.582004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.582048][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.582138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.582197][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.582222][ T32] r4:85004e00 [ 1348.582252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.582359][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.582408][ T32] r4:00000001 [ 1348.582430][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.582514][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.582570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.582622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.582675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.582713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.582737][ T32] r4:8501e100 [ 1348.582756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.582784][ T32] INFO: task kworker/0:584:6514 blocked for more than 475 seconds. [ 1348.582811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.582834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.582854][ T32] task:kworker/0:584 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.582900][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.582956][ T32] Call trace: [ 1348.582991][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.583056][ T32] r10:829189c0 r9:ecfe5d84 r8:00000002 r7:60000113 r6:ecfe5d8c r5:858e6c00 [ 1348.583083][ T32] r4:858e6c00 [ 1348.583102][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.583169][ T32] r5:858e6c00 r4:829189bc [ 1348.583191][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.583253][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.583302][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe5e08 [ 1348.583350][ T32] r4:00000000 [ 1348.583469][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.583529][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.583568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.583609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41d80 [ 1348.583632][ T32] r4:00000000 [ 1348.583651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.583707][ T32] r9:83018005 r8:858e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [ 1348.583766][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.583831][ T32] r5:00001000 r4:ecfdb000 [ 1348.583854][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.583893][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.583931][ T32] r5:859fb38c r4:859fb000 [ 1348.583950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.583992][ T32] r7:dddced40 r6:83018000 r5:859fb38c r4:85a2cf80 [ 1348.584012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.584057][ T32] r10:61c88647 r9:858e6c00 r8:85a2cfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.584079][ T32] r4:85a2cf80 [ 1348.584124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.584170][ T32] r10:00000000 r9:85a2cf80 r8:8027ecf4 r7:ecfd5e60 r6:859ec600 r5:858e6c00 [ 1348.584193][ T32] r4:00000001 [ 1348.584212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.584245][ T32] Exception stack(0xecfe5fb0 to 0xecfe5ff8) [ 1348.584271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.584298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.584325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.584352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.584374][ T32] r4:85a41c40 [ 1348.584703][ T32] INFO: task kworker/0:584:6514 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.584747][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.584837][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.584899][ T32] Call trace: [ 1348.584978][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.585083][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.585109][ T32] r4:00000000 [ 1348.585128][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.585166][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.585195][ T32] dd20: c810a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.585247][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.585274][ T32] dd60: 800f0113 ffffffff [ 1348.585302][ T32] r5:800f0113 r4:80239bb0 [ 1348.585350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.585453][ T32] r4:82ac11e4 [ 1348.585485][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.585528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.585549][ T32] r4:e06cddc0 [ 1348.585580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.585684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.585717][ T32] r4:00000000 [ 1348.585736][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.585780][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.585829][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.585873][ T32] r5:00001000 r4:dfd83000 [ 1348.585919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.585988][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.586048][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.586078][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.586122][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.586152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.586197][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.586277][ T32] r4:85004e00 [ 1348.612083][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.612188][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.612217][ T32] r4:00000001 [ 1348.612239][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.612281][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.612328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.612368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.612407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.612444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.612469][ T32] r4:8501e100 [ 1348.612528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.612574][ T32] INFO: task kworker/0:585:6516 blocked for more than 475 seconds. [ 1348.612609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.612633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.612655][ T32] task:kworker/0:585 state:D stack:0 pid:6516 tgid:6516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.612770][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.612850][ T32] Call trace: [ 1348.612937][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.613085][ T32] r10:829189c0 r9:ecfedd84 r8:00000002 r7:60000013 r6:ecfedd8c r5:858e8c00 [ 1348.613142][ T32] r4:858e8c00 [ 1348.613171][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.613273][ T32] r5:858e8c00 r4:829189bc [ 1348.613328][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.613392][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.613443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfede08 [ 1348.613472][ T32] r4:00000000 [ 1348.613638][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.613696][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.613776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.613823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a41d00 [ 1348.613904][ T32] r4:00000000 [ 1348.613929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.613975][ T32] r9:83018005 r8:858e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1348.614127][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.614175][ T32] r5:00001000 r4:ecfe1000 [ 1348.614222][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.614277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.614318][ T32] r5:859fb78c r4:859fb400 [ 1348.614344][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.614387][ T32] r7:dddced40 r6:83018000 r5:859fb78c r4:85a50000 [ 1348.614409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.614461][ T32] r10:61c88647 r9:858e8c00 r8:85a5002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.614501][ T32] r4:85a50000 [ 1348.614523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.614573][ T32] r10:00000000 r9:85a50000 r8:8027ecf4 r7:ecfd5e60 r6:859ec680 r5:858e8c00 [ 1348.614598][ T32] r4:00000001 [ 1348.614641][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.614783][ T32] Exception stack(0xecfedfb0 to 0xecfedff8) [ 1348.614928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.614972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.615034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.615111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.615156][ T32] r4:85a41d00 [ 1348.615747][ T32] INFO: task kworker/0:585:6516 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.615795][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.616017][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.616115][ T32] Call trace: [ 1348.616181][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.616299][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.629472][ T32] r4:00000000 [ 1348.629546][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.629653][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.629699][ T32] dd20: c87f1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.629859][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.629938][ T32] dd60: 800f0113 ffffffff [ 1348.629967][ T32] r5:800f0113 r4:80239bb0 [ 1348.630039][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.630092][ T32] r4:82ac11e4 [ 1348.630114][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.630232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.630295][ T32] r4:e06cddc0 [ 1348.630319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.630363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.630386][ T32] r4:00000000 [ 1348.630405][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.630447][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.630491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.630547][ T32] r5:00001000 r4:dfd83000 [ 1348.630567][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.630628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.630734][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.630762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.630807][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.630841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.630889][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.630961][ T32] r4:85004e00 [ 1348.631008][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.631055][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.631077][ T32] r4:00000001 [ 1348.631208][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.631245][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.631272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.631324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.631353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.631387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.631408][ T32] r4:8501e100 [ 1348.631459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.631536][ T32] INFO: task kworker/0:586:6519 blocked for more than 475 seconds. [ 1348.631652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.631680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.631703][ T32] task:kworker/0:586 state:D stack:0 pid:6519 tgid:6519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.631863][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.631944][ T32] Call trace: [ 1348.632069][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.632194][ T32] r10:829189c0 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:858e9800 [ 1348.632219][ T32] r4:858e9800 [ 1348.632240][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.632280][ T32] r5:858e9800 r4:829189bc [ 1348.632299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.632363][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.632517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1348.632560][ T32] r4:00000000 [ 1348.632582][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.632647][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.632688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.632788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4f000 [ 1348.632868][ T32] r4:00000000 [ 1348.633107][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.633158][ T32] r9:83018005 r8:858e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 [ 1348.633180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.633220][ T32] r5:00001000 r4:ecff9000 [ 1348.633240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.633278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.633316][ T32] r5:859fbf8c r4:859fbc00 [ 1348.633335][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.633375][ T32] r7:dddced40 r6:83018000 r5:859fbf8c r4:85a50080 [ 1348.633418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.633506][ T32] r10:61c88647 r9:858e9800 r8:85a500ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.633627][ T32] r4:85a50080 [ 1348.633649][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.633692][ T32] r10:00000000 r9:85a50080 r8:8027ecf4 r7:ecfd5e60 r6:859ec700 r5:858e9800 [ 1348.633715][ T32] r4:00000001 [ 1348.633735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.634204][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) [ 1348.634235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.634312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.634417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.634532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.634560][ T32] r4:85a30f80 [ 1348.635028][ T32] INFO: task kworker/0:586:6519 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.635091][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.635154][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.635220][ T32] Call trace: [ 1348.635290][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.635343][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.635366][ T32] r4:00000000 [ 1348.635384][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.635421][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.635449][ T32] dd20: c87f1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.635505][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.635532][ T32] dd60: 800f0113 ffffffff [ 1348.635555][ T32] r5:800f0113 r4:80239bb0 [ 1348.635576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.635616][ T32] r4:82ac11e4 [ 1348.635660][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.635706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.635751][ T32] r4:e06cddc0 [ 1348.635812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.635920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.635945][ T32] r4:00000000 [ 1348.635964][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.636005][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.636029][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.636068][ T32] r5:00001000 r4:dfd83000 [ 1348.636087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.636175][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.656736][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.656810][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.656896][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.656924][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.656972][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.657042][ T32] r4:85004e00 [ 1348.657156][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.657248][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.657289][ T32] r4:00000001 [ 1348.657347][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.657432][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.657510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.657545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.657572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.657602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.657625][ T32] r4:8501e100 [ 1348.657648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.657710][ T32] INFO: task kworker/0:587:6521 blocked for more than 475 seconds. [ 1348.657761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.657786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.657807][ T32] task:kworker/0:587 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.657878][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.657922][ T32] Call trace: [ 1348.658036][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.658087][ T32] r10:829189c0 r9:ecf91d84 r8:00000002 r7:60000113 r6:ecf91d8c r5:8533c800 [ 1348.658109][ T32] r4:8533c800 [ 1348.658128][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.658344][ T32] r5:8533c800 r4:829189bc [ 1348.658368][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.658409][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.658453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf91e08 [ 1348.658475][ T32] r4:00000000 [ 1348.658493][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.658541][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.658580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.658703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4f300 [ 1348.658729][ T32] r4:00000000 [ 1348.658785][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.658830][ T32] r9:83018005 r8:8533c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1348.658867][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.658960][ T32] r5:00001000 r4:ed009000 [ 1348.658983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.659085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.659291][ T32] r5:85a0038c r4:85a00000 [ 1348.659320][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.659363][ T32] r7:dddced40 r6:83018000 r5:85a0038c r4:85a50100 [ 1348.659382][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.659426][ T32] r10:61c88647 r9:8533c800 r8:85a5012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.659450][ T32] r4:85a50100 [ 1348.659469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.659594][ T32] r10:00000000 r9:85a50100 r8:8027ecf4 r7:ecffde60 r6:85a50180 r5:8533c800 [ 1348.659621][ T32] r4:00000001 [ 1348.659822][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.659890][ T32] Exception stack(0xecf91fb0 to 0xecf91ff8) [ 1348.660028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.660058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.660108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.660138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.660162][ T32] r4:85a4f100 [ 1348.660648][ T32] INFO: task kworker/0:587:6521 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.660686][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.660761][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.660808][ T32] Call trace: [ 1348.660864][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.660913][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.660937][ T32] r4:00000000 [ 1348.660956][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.660994][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.661022][ T32] dd20: c8b02000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.661049][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.661073][ T32] dd60: 800f0113 ffffffff [ 1348.661095][ T32] r5:800f0113 r4:80239bb0 [ 1348.661114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.661152][ T32] r4:82ac11e4 [ 1348.661172][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.661212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.661263][ T32] r4:e06cddc0 [ 1348.661303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.661361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.661387][ T32] r4:00000000 [ 1348.661406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.661448][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.661507][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.661773][ T32] r5:00001000 r4:dfd83000 [ 1348.661796][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.661837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.661875][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.661893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.661934][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.661954][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.661997][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.662040][ T32] r4:85004e00 [ 1348.662073][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.662120][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.662142][ T32] r4:00000001 [ 1348.662161][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.662195][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.662220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.662257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.662286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.662313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.662335][ T32] r4:8501e100 [ 1348.662355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.662381][ T32] INFO: task kworker/0:588:6524 blocked for more than 475 seconds. [ 1348.662429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.662474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.662497][ T32] task:kworker/0:588 state:D stack:0 pid:6524 tgid:6524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.662547][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.662585][ T32] Call trace: [ 1348.662614][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.662658][ T32] r10:829189c0 r9:ed015d84 r8:00000002 r7:60000113 r6:ed015d8c r5:8533bc00 [ 1348.662681][ T32] r4:8533bc00 [ 1348.662699][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.662738][ T32] r5:8533bc00 r4:829189bc [ 1348.662757][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.662794][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.662838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 [ 1348.662860][ T32] r4:00000000 [ 1348.662879][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.662915][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.662951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.662990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4f880 [ 1348.663049][ T32] r4:00000000 [ 1348.663073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.663116][ T32] r9:83018005 r8:8533bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ed000 [ 1348.663137][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.663187][ T32] r5:00001000 r4:ed031000 [ 1348.663209][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.663248][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.663286][ T32] r5:85a00b8c r4:85a00800 [ 1348.663325][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.663369][ T32] r7:dddced40 r6:83018000 r5:85a00b8c r4:85a50200 [ 1348.663390][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.663446][ T32] r10:61c88647 r9:8533bc00 r8:85a5022c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.663470][ T32] r4:85a50200 [ 1348.663489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.663537][ T32] r10:00000000 r9:85a50200 r8:8027ecf4 r7:ecf91e60 r6:85a50280 r5:8533bc00 [ 1348.663559][ T32] r4:00000001 [ 1348.663579][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.663612][ T32] Exception stack(0xed015fb0 to 0xed015ff8) [ 1348.663638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.663665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.663691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.663717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.663760][ T32] r4:85a4f200 [ 1348.664023][ T32] INFO: task kworker/0:588:6524 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.664063][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.664116][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.664180][ T32] Call trace: [ 1348.664212][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.664260][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.664303][ T32] r4:00000000 [ 1348.664325][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.664363][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.664391][ T32] dd20: c8b02000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.664419][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.664469][ T32] dd60: 800f0113 ffffffff [ 1348.664594][ T32] r5:800f0113 r4:80239bb0 [ 1348.664620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.664661][ T32] r4:82ac11e4 [ 1348.664705][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.664750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.664772][ T32] r4:e06cddc0 [ 1348.664807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.664851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.664875][ T32] r4:00000000 [ 1348.664894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.664934][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.664961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.665001][ T32] r5:00001000 r4:dfd83000 [ 1348.665020][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.665058][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.665095][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.665115][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.665202][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.665227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.665271][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.665315][ T32] r4:85004e00 [ 1348.665337][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.665381][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.665403][ T32] r4:00000001 [ 1348.665442][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.665480][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.665513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.665540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.665581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.665613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.665634][ T32] r4:8501e100 [ 1348.665654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.665679][ T32] INFO: task kworker/0:589:6529 blocked for more than 475 seconds. [ 1348.665706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.665737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.665757][ T32] task:kworker/0:589 state:D stack:0 pid:6529 tgid:6529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.665825][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.665866][ T32] Call trace: [ 1348.665895][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.665965][ T32] r10:829189c0 r9:ed035d84 r8:00000002 r7:60000113 r6:ed035d8c r5:8533a400 [ 1348.666014][ T32] r4:8533a400 [ 1348.666046][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.666103][ T32] r5:8533a400 r4:829189bc [ 1348.666131][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.666193][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.690835][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed035e08 [ 1348.690987][ T32] r4:00000000 [ 1348.691058][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.691188][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.691296][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.691394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4f940 [ 1348.691477][ T32] r4:00000000 [ 1348.691532][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.691645][ T32] r9:83018005 r8:8533a400 r7:00000000 r6:83018000 r5:00001000 r4:7f1ef000 [ 1348.691702][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.691801][ T32] r5:00001000 r4:ed03b000 [ 1348.691848][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.691935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.692021][ T32] r5:85a00f8c r4:85a00c00 [ 1348.692068][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.692160][ T32] r7:dddced40 r6:83018000 r5:85a00f8c r4:85a50300 [ 1348.692209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.692321][ T32] r10:61c88647 r9:8533a400 r8:85a5032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.692391][ T32] r4:85a50300 [ 1348.692443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.692566][ T32] r10:00000000 r9:85a50300 r8:8027ecf4 r7:ed015e60 r6:85a50380 r5:8533a400 [ 1348.692624][ T32] r4:00000001 [ 1348.692668][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.692748][ T32] Exception stack(0xed035fb0 to 0xed035ff8) [ 1348.692820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.692884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.692943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.693005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.693056][ T32] r4:85a4f840 [ 1348.693863][ T32] INFO: task kworker/0:589:6529 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.693963][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.694114][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.694236][ T32] Call trace: [ 1348.694313][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.694419][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.694474][ T32] r4:00000000 [ 1348.694541][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.694630][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.694701][ T32] dd20: c8d67000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.694773][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.694845][ T32] dd60: 800f0113 ffffffff [ 1348.694902][ T32] r5:800f0113 r4:80239bb0 [ 1348.694950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.695043][ T32] r4:82ac11e4 [ 1348.695096][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.695194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.695272][ T32] r4:e06cddc0 [ 1348.695332][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.695434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.695487][ T32] r4:00000000 [ 1348.695531][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.695621][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.695674][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.695768][ T32] r5:00001000 r4:dfd83000 [ 1348.695821][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.695917][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.696015][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.696067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.696162][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.696211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.716849][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.716963][ T32] r4:85004e00 [ 1348.717014][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.717137][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.717213][ T32] r4:00000001 [ 1348.717266][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.717347][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.717409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.717470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.717530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.717593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.717663][ T32] r4:8501e100 [ 1348.717728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.717817][ T32] INFO: task kworker/0:590:6531 blocked for more than 475 seconds. [ 1348.717883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.717938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.718007][ T32] task:kworker/0:590 state:D stack:0 pid:6531 tgid:6531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.718137][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.718269][ T32] Call trace: [ 1348.718347][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.718448][ T32] r10:829189c0 r9:ecf4dd84 r8:00000002 r7:60000113 r6:ecf4dd8c r5:8533e000 [ 1348.718498][ T32] r4:8533e000 [ 1348.718543][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.718628][ T32] r5:8533e000 r4:829189bc [ 1348.718671][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.718761][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.718859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf4de08 [ 1348.718908][ T32] r4:00000000 [ 1348.718970][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.719068][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.719181][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.719276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4fd40 [ 1348.719345][ T32] r4:00000000 [ 1348.719395][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.719504][ T32] r9:83018005 r8:8533e000 r7:00000000 r6:83018000 r5:00001000 r4:7f1f3000 [ 1348.719592][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.719700][ T32] r5:00001000 r4:ed04f000 [ 1348.719760][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.719846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.719930][ T32] r5:85a0178c r4:85a01400 [ 1348.719974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.720062][ T32] r7:dddced40 r6:83018000 r5:85a0178c r4:85a50400 [ 1348.720109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.720217][ T32] r10:61c88647 r9:8533e000 r8:85a5042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.720309][ T32] r4:85a50400 [ 1348.720387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.720513][ T32] r10:00000000 r9:85a50400 r8:8027ecf4 r7:ed035e60 r6:85a50480 r5:8533e000 [ 1348.720580][ T32] r4:00000001 [ 1348.720625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.720721][ T32] Exception stack(0xecf4dfb0 to 0xecf4dff8) [ 1348.720791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.720856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.720919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.720999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.721054][ T32] r4:85a4f980 [ 1348.721796][ T32] INFO: task kworker/0:590:6531 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.721880][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.722017][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.722121][ T32] Call trace: [ 1348.722224][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.722334][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.722393][ T32] r4:00000000 [ 1348.722439][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.722531][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.722604][ T32] dd20: c8fda000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.722672][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.722773][ T32] dd60: 800f0113 ffffffff [ 1348.722843][ T32] r5:800f0113 r4:80239bb0 [ 1348.722894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.722980][ T32] r4:82ac11e4 [ 1348.723029][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.723122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.723174][ T32] r4:e06cddc0 [ 1348.723224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.723316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.723370][ T32] r4:00000000 [ 1348.723435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.723534][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1348.724105][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1348.724780][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1348.725971][ T32] r4:8533ec00 ** 1 printk messages dropped ** [ 1348.726149][ T32] r5:8533ec00 r4:829189bc [ 1348.726200][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.754282][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.754484][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed045e08 ** 2 printk messages dropped ** [ 1348.754711][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1348.755117][ T32] r9:83018005 r8:8533ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f1000 ** 3 printk messages dropped ** [ 1348.755469][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.755697][ T32] r7:dddced40 r6:83018000 r5:85a0138c r4:85a50500 ** 4 printk messages dropped ** [ 1348.756073][ T32] r10:00000000 r9:85a50500 r8:8027ecf4 r7:ecf4de60 r6:85a50580 r5:8533ec00 ** 4 printk messages dropped ** [ 1348.756991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.758121][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.759476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1348.760037][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1348.760686][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1348.761453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1348.762295][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.762484][ T32] r5:8533d400 r4:829189bc ** 2 printk messages dropped ** [ 1348.762824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 [ 1348.762876][ T32] r4:00000000 [ 1348.762936][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.763024][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.763104][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.763210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4f700 [ 1348.763292][ T32] r4:00000000 [ 1348.763358][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.763462][ T32] r9:83018005 r8:8533d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.763512][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.763634][ T32] r5:00001000 r4:eb601000 [ 1348.763687][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.763782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.763869][ T32] r5:85a01f8c r4:85a01c00 [ 1348.763941][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.764064][ T32] r7:dddced40 r6:83018000 r5:85a01f8c r4:85a50600 [ 1348.764137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.764251][ T32] r10:61c88647 r9:8533d400 r8:85a5062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.764310][ T32] r4:85a50600 [ 1348.764357][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.764462][ T32] r10:00000000 r9:85a50600 r8:8027ecf4 r7:ecf4de60 r6:85a50680 r5:8533d400 [ 1348.764558][ T32] r4:00000001 [ 1348.764614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.764692][ T32] Exception stack(0xed00dfb0 to 0xed00dff8) [ 1348.764750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.764836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.764903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.764972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.765032][ T32] r4:85a4fcc0 [ 1348.765524][ T32] INFO: task kworker/0:592:6535 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.765618][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.765765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.765902][ T32] Call trace: [ 1348.766008][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.766124][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.766183][ T32] r4:00000000 [ 1348.766230][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.790064][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.790176][ T32] dd20: c93e1000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.790250][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.790327][ T32] dd60: 800f0113 ffffffff [ 1348.790390][ T32] r5:800f0113 r4:80239bb0 [ 1348.790440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.790548][ T32] r4:82ac11e4 [ 1348.790596][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.790704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.790768][ T32] r4:e06cddc0 [ 1348.790816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.790910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.790963][ T32] r4:00000000 [ 1348.791009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.791118][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.791175][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.791280][ T32] r5:00001000 r4:dfd83000 [ 1348.791349][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.791551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.791648][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.791696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.791819][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.791869][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.791966][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.792018][ T32] r4:85004e00 [ 1348.792064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.792158][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.792212][ T32] r4:00000001 [ 1348.792256][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.792333][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.792394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.792458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.792542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.792606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.792658][ T32] r4:8501e100 [ 1348.792709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.792777][ T32] INFO: task kworker/0:593:6537 blocked for more than 475 seconds. [ 1348.792842][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.792893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.792958][ T32] task:kworker/0:593 state:D stack:0 pid:6537 tgid:6537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.793103][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.793221][ T32] Call trace: [ 1348.793310][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.793414][ T32] r10:829189c0 r9:ecd79d84 r8:00000002 r7:60000113 r6:ecd79d8c r5:85339800 [ 1348.793465][ T32] r4:85339800 [ 1348.793512][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.793600][ T32] r5:85339800 r4:829189bc [ 1348.793650][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.793763][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.793899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 [ 1348.793961][ T32] r4:00000000 [ 1348.794011][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.794098][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.794186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.794285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4fec0 [ 1348.794343][ T32] r4:00000000 [ 1348.794392][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.794487][ T32] r9:83018005 r8:85339800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1348.794568][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.794666][ T32] r5:00001000 r4:df971000 [ 1348.794720][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.794816][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.794905][ T32] r5:85a01b8c r4:85a01800 [ 1348.794950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.795040][ T32] r7:dddced40 r6:83018000 r5:85a01b8c r4:85a50700 [ 1348.795088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.795185][ T32] r10:61c88647 r9:85339800 r8:85a5072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.795235][ T32] r4:85a50700 [ 1348.795279][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.795375][ T32] r10:00000000 r9:85a50700 r8:8027ecf4 r7:ed00de60 r6:85a50780 r5:85339800 [ 1348.795449][ T32] r4:00000001 [ 1348.795510][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.795588][ T32] Exception stack(0xecd79fb0 to 0xecd79ff8) [ 1348.795651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.795714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.795783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.795846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.795896][ T32] r4:85a4fe00 [ 1348.817156][ T32] INFO: task kworker/0:593:6537 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.817295][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.817429][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.817538][ T32] Call trace: [ 1348.817610][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.817741][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.817819][ T32] r4:00000000 [ 1348.817868][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.817951][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.818016][ T32] dd20: c952b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.818079][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.818131][ T32] dd60: 800f0113 ffffffff [ 1348.818230][ T32] r5:800f0113 r4:80239bb0 [ 1348.818318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.818421][ T32] r4:82ac11e4 [ 1348.818467][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.818559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.818612][ T32] r4:e06cddc0 [ 1348.818656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.818774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.818831][ T32] r4:00000000 [ 1348.818893][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.818992][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.819041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.819125][ T32] r5:00001000 r4:dfd83000 [ 1348.819189][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.819299][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.819392][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.819439][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.819532][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.819581][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.819676][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.819741][ T32] r4:85004e00 [ 1348.819817][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.819932][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.819987][ T32] r4:00000001 [ 1348.820045][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.820127][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.820186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.820250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.820310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.820371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.820421][ T32] r4:8501e100 [ 1348.820522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.820591][ T32] INFO: task kworker/0:594:6539 blocked for more than 475 seconds. [ 1348.820653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.820727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.820786][ T32] task:kworker/0:594 state:D stack:0 pid:6539 tgid:6539 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.821387][ T32] r5:84c56000 r4:829189bc [ 1348.821437][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.821538][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.821918][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.822655][ T32] r5:85a0238c r4:85a02000 ** 3 printk messages dropped ** [ 1348.822950][ T32] r10:61c88647 r9:84c56000 r8:85a5082c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1348.823605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1348.824906][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.825460][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.825721][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.856933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.857904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.858025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.858091][ T32] r4:8501e100 [ 1348.858146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.858243][ T32] INFO: task kworker/0:595:6541 blocked for more than 475 seconds. [ 1348.858312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.858364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.858410][ T32] task:kworker/0:595 state:D stack:0 pid:6541 tgid:6541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.858563][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.858659][ T32] Call trace: [ 1348.858809][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.858916][ T32] r10:829189c0 r9:ece11d84 r8:00000002 r7:60000013 r6:ece11d8c r5:84e80000 [ 1348.858967][ T32] r4:84e80000 [ 1348.859010][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.859094][ T32] r5:84e80000 r4:829189bc [ 1348.859139][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.859223][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.859319][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 [ 1348.859368][ T32] r4:00000000 [ 1348.859411][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.859491][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.859577][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.859667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4e140 [ 1348.859716][ T32] r4:00000000 [ 1348.859767][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.859860][ T32] r9:83018005 r8:84e80000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1348.859908][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.860010][ T32] r5:00001000 r4:ebd8d000 [ 1348.860060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.860143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.860240][ T32] r5:85a0278c r4:85a02400 [ 1348.860305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.860403][ T32] r7:dddced40 r6:83018000 r5:85a0278c r4:85a50900 [ 1348.860450][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.860570][ T32] r10:61c88647 r9:84e80000 r8:85a5092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.860637][ T32] r4:85a50900 [ 1348.860700][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.860806][ T32] r10:00000000 r9:85a50900 r8:8027ecf4 r7:ecdfde60 r6:85a50980 r5:84e80000 [ 1348.860856][ T32] r4:00000001 [ 1348.860899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.860972][ T32] Exception stack(0xece11fb0 to 0xece11ff8) [ 1348.861028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.861090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.861148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.861211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.861301][ T32] r4:85a4e1c0 [ 1348.862090][ T32] INFO: task kworker/0:595:6541 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.862160][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.862301][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.862389][ T32] Call trace: [ 1348.862456][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.862556][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.862609][ T32] r4:00000000 [ 1348.862671][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.862818][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.862892][ T32] dd20: c989f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.862960][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.863029][ T32] dd60: 800f0113 ffffffff [ 1348.863087][ T32] r5:800f0113 r4:80239bb0 [ 1348.863134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.863219][ T32] r4:82ac11e4 [ 1348.863265][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.863355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.863405][ T32] r4:e06cddc0 [ 1348.863452][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.863543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.863592][ T32] r4:00000000 [ 1348.863638][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.863756][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.863824][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.863941][ T32] r5:00001000 r4:dfd83000 [ 1348.864012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.864113][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.864210][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.864260][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.864363][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.864413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.864529][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.864592][ T32] r4:85004e00 [ 1348.864672][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.864849][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.864913][ T32] r4:00000001 [ 1348.864978][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.865089][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.865175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.865244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.865743][ T32] task:kworker/0:596 state:D stack:0 pid:6543 tgid:6543 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.888608][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.889329][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.889782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.890592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.891922][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.893038][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.893472][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.893935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.894202][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.894260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.894362][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.894427][ T32] r4:85004e00 [ 1348.894478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.894582][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.894638][ T32] r4:00000001 [ 1348.894683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.894792][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.894862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.894955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.895025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.895109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.895163][ T32] r4:8501e100 [ 1348.895210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.895269][ T32] INFO: task kworker/0:597:6545 blocked for more than 475 seconds. [ 1348.895337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.895394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.895442][ T32] task:kworker/0:597 state:D stack:0 pid:6545 tgid:6545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.895572][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.895666][ T32] Call trace: [ 1348.895792][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.895890][ T32] r10:829189c0 r9:ece39d84 r8:00000002 r7:60000013 r6:ece39d8c r5:84e81800 [ 1348.895952][ T32] r4:84e81800 [ 1348.896001][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.896099][ T32] r5:84e81800 r4:829189bc [ 1348.896150][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.916740][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.916958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece39e08 [ 1348.917014][ T32] r4:00000000 [ 1348.917059][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1348.917321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4e480 ** 11 printk messages dropped ** [ 1348.918233][ T32] r10:61c88647 r9:84e81800 r8:85a50b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1348.918931][ T32] r4:85a4e2c0 ** 6 printk messages dropped ** [ 1348.920412][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.921092][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.921526][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.922270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1348.923274][ T32] INFO: task kworker/0:598:6547 blocked for more than 475 seconds. ** 1 printk messages dropped ** [ 1348.923400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.923448][ T32] task:kworker/0:598 state:D stack:0 pid:6547 tgid:6547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.923596][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.923743][ T32] Call trace: [ 1348.923830][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.923927][ T32] r10:829189c0 r9:ece4dd84 r8:00000002 r7:60000113 r6:ece4dd8c r5:84e82400 [ 1348.923989][ T32] r4:84e82400 [ 1348.924051][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.924142][ T32] r5:84e82400 r4:829189bc [ 1348.924189][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.924280][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.924382][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece4de08 [ 1348.924442][ T32] r4:00000000 [ 1348.924533][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.924639][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.924729][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.924830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4e600 [ 1348.924881][ T32] r4:00000000 [ 1348.924926][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.925013][ T32] r9:83018005 r8:84e82400 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1348.925067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.925157][ T32] r5:00001000 r4:ec829000 [ 1348.925207][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.925292][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.925389][ T32] r5:85a0338c r4:85a03000 [ 1348.925441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.925535][ T32] r7:dddced40 r6:83018000 r5:85a0338c r4:85a50c00 [ 1348.925607][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.925725][ T32] r10:61c88647 r9:84e82400 r8:85a50c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.925787][ T32] r4:85a50c00 [ 1348.925832][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.925924][ T32] r10:00000000 r9:85a50c00 r8:8027ecf4 r7:ece39e60 r6:85a50c80 r5:84e82400 [ 1348.925973][ T32] r4:00000001 [ 1348.926017][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.926099][ T32] Exception stack(0xece4dfb0 to 0xece4dff8) [ 1348.926161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.926271][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.957913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.958036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.958107][ T32] r4:85a4e3c0 [ 1348.958911][ T32] INFO: task kworker/0:598:6547 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1348.958995][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.959174][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.959298][ T32] Call trace: [ 1348.959392][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.959504][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1348.959575][ T32] r4:00000000 [ 1348.959626][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.959711][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1348.959786][ T32] dd20: c9e98000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1348.959851][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1348.959904][ T32] dd60: 800f0113 ffffffff [ 1348.959957][ T32] r5:800f0113 r4:80239bb0 [ 1348.960004][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.960111][ T32] r4:82ac11e4 [ 1348.960180][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.960277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1348.960346][ T32] r4:e06cddc0 [ 1348.960415][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.960552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1348.960610][ T32] r4:00000000 [ 1348.960656][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.960770][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.960840][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.960950][ T32] r5:00001000 r4:dfd83000 [ 1348.961017][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.961110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.961212][ T32] r5:84ff7f8c r4:84ff7c00 [ 1348.961289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.961404][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1348.961457][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.961560][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.961611][ T32] r4:85004e00 [ 1348.961655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.961757][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1348.961810][ T32] r4:00000001 [ 1348.961858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.961934][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1348.961992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.962053][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.962130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.962199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.962252][ T32] r4:8501e100 [ 1348.962298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.962356][ T32] INFO: task kworker/0:599:6549 blocked for more than 475 seconds. [ 1348.962423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.962485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.962534][ T32] task:kworker/0:599 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.962636][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.962744][ T32] Call trace: [ 1348.962823][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.963161][ T32] r5:84e83c00 r4:829189bc [ 1348.963208][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.963292][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.963388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed04de08 [ 1348.963438][ T32] r4:00000000 [ 1348.963482][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.963565][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.963644][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.963732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4e980 [ 1348.963813][ T32] r4:00000000 [ 1348.963864][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.963947][ T32] r9:83018005 r8:84e83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 [ 1348.964001][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.964093][ T32] r5:00001000 r4:ec84d000 [ 1348.964161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.964253][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.964344][ T32] r5:85a0378c r4:85a03400 [ 1348.964395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.964516][ T32] r7:dddced40 r6:83018000 r5:85a0378c r4:85a50d00 [ 1348.964569][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.964664][ T32] r10:61c88647 r9:84e83c00 r8:85a50d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.964719][ T32] r4:85a50d00 [ 1348.964776][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.964875][ T32] r10:00000000 r9:85a50d00 r8:8027ecf4 r7:ece4de60 r6:85a50d80 r5:84e83c00 [ 1348.964929][ T32] r4:00000001 [ 1348.964976][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.965358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.991229][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.991602][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1348.992059][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1348.992510][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.993238][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1348.993801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.994182][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1348.994402][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.994781][ T32] r4:84e84800 ** 1 printk messages dropped ** [ 1348.994919][ T32] r5:84e84800 r4:829189bc [ 1348.994990][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.995252][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.995396][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1348.995825][ T32] r9:83018005 r8:84e84800 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1348.995896][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.996006][ T32] r5:00001000 r4:ec9c5000 [ 1348.996077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.996185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.010620][ T32] r5:85a03b8c r4:85a03800 [ 1349.010849][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.011031][ T32] r7:dddced40 r6:83018000 r5:85a03b8c r4:85a50e00 [ 1349.011102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.011212][ T32] r10:61c88647 r9:84e84800 r8:85a50e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.011265][ T32] r4:85a50e00 [ 1349.011312][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.011412][ T32] r10:00000000 r9:85a50e00 r8:8027ecf4 r7:ed04de60 r6:85a50e80 r5:84e84800 [ 1349.011465][ T32] r4:00000001 [ 1349.011514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.011594][ T32] Exception stack(0xece65fb0 to 0xece65ff8) [ 1349.011674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.011753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.011814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.011883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.011935][ T32] r4:85a4e540 [ 1349.012878][ T32] INFO: task kworker/0:600:6550 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.012960][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.013127][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.013226][ T32] Call trace: [ 1349.013299][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.013423][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.013482][ T32] r4:00000000 [ 1349.013530][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.013616][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.013683][ T32] dd20: ca0ed000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.013765][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.013822][ T32] dd60: 800f0113 ffffffff [ 1349.013875][ T32] r5:800f0113 r4:80239bb0 [ 1349.013920][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.014014][ T32] r4:82ac11e4 [ 1349.014063][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.014146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.014195][ T32] r4:e06cddc0 [ 1349.014237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.014330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.014378][ T32] r4:00000000 [ 1349.014437][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.014530][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.014598][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.014691][ T32] r5:00001000 r4:dfd83000 [ 1349.014764][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.014847][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.014931][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.014972][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.015062][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.015108][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.015231][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.015291][ T32] r4:85004e00 [ 1349.015340][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.015435][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.015490][ T32] r4:00000001 [ 1349.015535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.015613][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.015675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.015769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.015836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.015893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.015939][ T32] r4:8501e100 [ 1349.015987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.016048][ T32] INFO: task kworker/0:601:6552 blocked for more than 475 seconds. [ 1349.016115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.016163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.016208][ T32] task:kworker/0:601 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.037931][ T32] r5:858ebc00 r4:829189bc [ 1349.037980][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.038068][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.038185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece6de08 [ 1349.038244][ T32] r4:00000000 [ 1349.038289][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.038373][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1349.038605][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.038807][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.039460][ T32] r10:61c88647 r9:858ebc00 r8:85a50f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1349.040207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.041873][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1349.042840][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1349.043026][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.043339][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.043423][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.043510][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.043575][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.043675][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.043759][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.043889][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.043940][ T32] r4:85004e00 [ 1349.043980][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.044077][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.044133][ T32] r4:00000001 [ 1349.044178][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.044249][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.044302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.044362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.044423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.044515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.044572][ T32] r4:8501e100 [ 1349.044622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.044682][ T32] INFO: task kworker/0:602:6555 blocked for more than 475 seconds. [ 1349.044763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.044817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.044878][ T32] task:kworker/0:602 state:D stack:0 pid:6555 tgid:6555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.044986][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.045095][ T32] Call trace: [ 1349.045176][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.045299][ T32] r10:829189c0 r9:ed059d84 r8:00000002 r7:60000113 r6:ed059d8c r5:858ed400 [ 1349.045361][ T32] r4:858ed400 [ 1349.045405][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.045495][ T32] r5:858ed400 r4:829189bc [ 1349.045545][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.045632][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.045753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed059e08 [ 1349.045807][ T32] r4:00000000 [ 1349.045852][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.045934][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.046015][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.046107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a46180 [ 1349.046158][ T32] r4:00000000 [ 1349.046201][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.074231][ T32] r9:83018005 r8:858ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f181000 [ 1349.074350][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.074486][ T32] r5:00001000 r4:eca61000 [ 1349.074538][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.074624][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.074716][ T32] r5:85a0cb8c r4:85a0c800 [ 1349.074765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.074854][ T32] r7:dddced40 r6:83018000 r5:85a0cb8c r4:85a50f80 [ 1349.074937][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.075043][ T32] r10:61c88647 r9:858ed400 r8:85a50fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.075101][ T32] r4:85a50f80 [ 1349.075166][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.075303][ T32] r10:00000000 r9:85a50f80 r8:8027ecf4 r7:ece6de60 r6:859ec800 r5:858ed400 [ 1349.075380][ T32] r4:00000001 [ 1349.075434][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.075511][ T32] Exception stack(0xed059fb0 to 0xed059ff8) [ 1349.075595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.075666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.075742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.075834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.075919][ T32] r4:85a4eb80 [ 1349.087567][ T32] INFO: task kworker/0:602:6555 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.087806][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.087989][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.088116][ T32] Call trace: [ 1349.088190][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.088308][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.088362][ T32] r4:00000000 [ 1349.088410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.088526][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.088602][ T32] dd20: ca7e3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.088701][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.088772][ T32] dd60: 800f0113 ffffffff [ 1349.088829][ T32] r5:800f0113 r4:80239bb0 [ 1349.088879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.088973][ T32] r4:82ac11e4 [ 1349.089036][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.089146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.089200][ T32] r4:e06cddc0 [ 1349.089263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.089359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.089428][ T32] r4:00000000 [ 1349.089500][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.089600][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.089652][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.089752][ T32] r5:00001000 r4:dfd83000 [ 1349.089816][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.089909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.089996][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.090043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.090140][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.090213][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.090342][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.090394][ T32] r4:85004e00 [ 1349.090445][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.090569][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.090640][ T32] r4:00000001 [ 1349.090718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.090804][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.090882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.090960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.091061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.091135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.091189][ T32] r4:8501e100 [ 1349.091244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.091308][ T32] INFO: task kworker/0:603:6556 blocked for more than 475 seconds. [ 1349.091380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.091437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.091489][ T32] task:kworker/0:603 state:D stack:0 pid:6556 tgid:6556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.091593][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.091684][ T32] Call trace: [ 1349.091770][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.091924][ T32] r10:829189c0 r9:ed05dd84 r8:00000002 r7:60000113 r6:ed05dd8c r5:858ea400 [ 1349.091985][ T32] r4:858ea400 [ 1349.092032][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.092122][ T32] r5:858ea400 r4:829189bc [ 1349.092169][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.092257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.092355][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed05de08 [ 1349.092409][ T32] r4:00000000 [ 1349.092457][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.092580][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.092682][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.092804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4ecc0 [ 1349.092878][ T32] r4:00000000 [ 1349.092930][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.093019][ T32] r9:83018005 r8:858ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f17b000 [ 1349.093069][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.093153][ T32] r5:00001000 r4:eca05000 [ 1349.093201][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.093285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.093376][ T32] r5:85a0c38c r4:85a0c000 [ 1349.093442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.093542][ T32] r7:dddced40 r6:83018000 r5:85a0c38c r4:85a5f000 [ 1349.093590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.093720][ T32] r10:61c88647 r9:858ea400 r8:85a5f02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.093787][ T32] r4:85a5f000 [ 1349.093837][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.093929][ T32] r10:00000000 r9:85a5f000 r8:8027ecf4 r7:ed059e60 r6:859ec880 r5:858ea400 [ 1349.093981][ T32] r4:00000001 [ 1349.094026][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.094103][ T32] Exception stack(0xed05dfb0 to 0xed05dff8) [ 1349.094160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.094224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.094307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.094377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1349.095333][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.096086][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1349.122473][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.122826][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.123631][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1349.124252][ T32] INFO: task kworker/0:604:6558 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.124965][ T32] r4:84e83000 ** 1 printk messages dropped ** [ 1349.125098][ T32] r5:84e83000 r4:829189bc [ 1349.125148][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.125466][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.125820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4ee00 ** 3 printk messages dropped ** [ 1349.126103][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.141544][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.141868][ T32] r5:85a0c78c r4:85a0c400 [ 1349.141924][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.142030][ T32] r7:dddced40 r6:83018000 r5:85a0c78c r4:85a5f080 [ 1349.142084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.142180][ T32] r10:61c88647 r9:84e83000 r8:85a5f0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.142234][ T32] r4:85a5f080 [ 1349.142280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.142376][ T32] r10:00000000 r9:85a5f080 r8:8027ecf4 r7:ed059e60 r6:85a5f100 r5:84e83000 [ 1349.142428][ T32] r4:00000001 [ 1349.142494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.142585][ T32] Exception stack(0xece51fb0 to 0xece51ff8) [ 1349.142650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.142724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.142785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.142870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.142930][ T32] r4:85a4ed00 [ 1349.143825][ T32] INFO: task kworker/0:604:6558 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.143918][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.144064][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.144177][ T32] Call trace: [ 1349.144281][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.144383][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.144434][ T32] r4:00000000 [ 1349.144527][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.144615][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.144691][ T32] dd20: caa3f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.144768][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.144818][ T32] dd60: 800f0113 ffffffff [ 1349.144898][ T32] r5:800f0113 r4:80239bb0 [ 1349.144950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.145040][ T32] r4:82ac11e4 [ 1349.145088][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.145173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.145226][ T32] r4:e06cddc0 [ 1349.145288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.145393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.145446][ T32] r4:00000000 [ 1349.145497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.145587][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.145654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.145764][ T32] r5:00001000 r4:dfd83000 [ 1349.145826][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.145921][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.146009][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.146069][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.146167][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.146215][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.160099][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.160191][ T32] r4:85004e00 [ 1349.160242][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.160384][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.160435][ T32] r4:00000001 [ 1349.160516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.160613][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.160685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.160758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.160850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.160921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.160973][ T32] r4:8501e100 [ 1349.161043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.161111][ T32] INFO: task kworker/0:605:6562 blocked for more than 475 seconds. [ 1349.161179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.161236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.161286][ T32] task:kworker/0:605 state:D stack:0 pid:6562 tgid:6562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.161438][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.161539][ T32] Call trace: [ 1349.161612][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.161724][ T32] r10:829189c0 r9:ed061d84 r8:00000002 r7:60000113 r6:ed061d8c r5:84e86000 [ 1349.161795][ T32] r4:84e86000 [ 1349.161845][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.161973][ T32] r5:84e86000 r4:829189bc [ 1349.162027][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162122][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.162221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed061e08 [ 1349.162271][ T32] r4:00000000 [ 1349.162315][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.162397][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.162483][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.162575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84db57c0 [ 1349.162623][ T32] r4:00000000 [ 1349.162669][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.162770][ T32] r9:83018005 r8:84e86000 r7:00000000 r6:83018000 r5:00001000 r4:7f185000 [ 1349.162821][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.162908][ T32] r5:00001000 r4:eca83000 [ 1349.162954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.163037][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.163121][ T32] r5:85a0cf8c r4:85a0cc00 [ 1349.163169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.163257][ T32] r7:dddced40 r6:83018000 r5:85a0cf8c r4:85a5f180 [ 1349.163306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.163401][ T32] r10:61c88647 r9:84e86000 r8:85a5f1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.163451][ T32] r4:85a5f180 [ 1349.163496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.163638][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.163830][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.164967][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.165673][ T32] dd20: caabd000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1349.186938][ T32] r4:e06cddc0 [ 1349.187128][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1349.187466][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1349.187845][ T32] r5:84ff7f8c r4:84ff7c00 ** 3 printk messages dropped ** [ 1349.188186][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1349.188544][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.188887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.188973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.189044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.189114][ T32] r4:8501e100 [ 1349.189172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.189236][ T32] INFO: task kworker/0:606:6563 blocked for more than 475 seconds. [ 1349.189304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.189365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.189430][ T32] task:kworker/0:606 state:D stack:0 pid:6563 tgid:6563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.189587][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.189699][ T32] Call trace: [ 1349.189799][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.189905][ T32] r10:829189c0 r9:ece69d84 r8:00000002 r7:60000113 r6:ece69d8c r5:84e86c00 [ 1349.189958][ T32] r4:84e86c00 [ 1349.190020][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.190124][ T32] r5:84e86c00 r4:829189bc [ 1349.190170][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.190280][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.190383][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece69e08 [ 1349.190433][ T32] r4:00000000 [ 1349.190501][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.190590][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.190671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.190772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6a040 [ 1349.190823][ T32] r4:00000000 [ 1349.190881][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.190978][ T32] r9:83018005 r8:84e86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1349.191027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.191126][ T32] r5:00001000 r4:eca9f000 [ 1349.191176][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.191277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.191385][ T32] r5:85a0d38c r4:85a0d000 [ 1349.191437][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.191531][ T32] r7:dddced40 r6:83018000 r5:85a0d38c r4:85a5f280 [ 1349.191595][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.191697][ T32] r10:61c88647 r9:84e86c00 r8:85a5f2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.191756][ T32] r4:85a5f280 [ 1349.191800][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.191892][ T32] r10:00000000 r9:85a5f280 r8:8027ecf4 r7:ed061e60 r6:85a5f300 r5:84e86c00 [ 1349.191941][ T32] r4:00000001 [ 1349.191986][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.192080][ T32] Exception stack(0xece69fb0 to 0xece69ff8) [ 1349.192159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.192229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.192289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.192351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.192400][ T32] r4:85a4eac0 [ 1349.193331][ T32] INFO: task kworker/0:606:6563 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.193412][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.193563][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.193655][ T32] Call trace: [ 1349.193767][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.193868][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.193917][ T32] r4:00000000 [ 1349.193988][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.194078][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.194141][ T32] dd20: cad2e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.194199][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.194259][ T32] dd60: 800f0113 ffffffff [ 1349.194325][ T32] r5:800f0113 r4:80239bb0 [ 1349.194389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.194492][ T32] r4:82ac11e4 [ 1349.194549][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.194637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.194711][ T32] r4:e06cddc0 [ 1349.194784][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.194892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.194956][ T32] r4:00000000 [ 1349.195001][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.195112][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.195183][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.195267][ T32] r5:00001000 r4:dfd83000 [ 1349.195330][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.195421][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.195504][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.195549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.195641][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.195710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.195845][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.195905][ T32] r4:85004e00 [ 1349.195950][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.196046][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.196128][ T32] r4:00000001 [ 1349.196181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.196302][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.220632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.220749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.220830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.220910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.220963][ T32] r4:8501e100 [ 1349.221032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.221101][ T32] INFO: task kworker/0:607:6566 blocked for more than 475 seconds. [ 1349.221170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.221226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.221293][ T32] task:kworker/0:607 state:D stack:0 pid:6566 tgid:6566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.221434][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.221573][ T32] Call trace: [ 1349.221653][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.221773][ T32] r10:829189c0 r9:ed069d84 r8:00000002 r7:60000113 r6:ed069d8c r5:84e85400 [ 1349.221824][ T32] r4:84e85400 [ 1349.221886][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.221979][ T32] r5:84e85400 r4:829189bc [ 1349.222025][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.222128][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.222232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed069e08 [ 1349.222282][ T32] r4:00000000 [ 1349.222326][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.222407][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.222494][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.222602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6a340 [ 1349.222658][ T32] r4:00000000 [ 1349.222715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.222827][ T32] r9:83018005 r8:84e85400 r7:00000000 r6:83018000 r5:00001000 r4:7f18d000 ** 3 printk messages dropped ** [ 1349.223123][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.223815][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.224192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.225395][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.226043][ T32] dd20: caf63000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.226110][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.226165][ T32] dd60: 800f0113 ffffffff [ 1349.226248][ T32] r5:800f0113 r4:80239bb0 [ 1349.250371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.250554][ T32] r4:82ac11e4 [ 1349.250608][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.250703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.250766][ T32] r4:e06cddc0 [ 1349.250814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.250906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.250958][ T32] r4:00000000 [ 1349.251020][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.251122][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.251242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.251355][ T32] r5:00001000 r4:dfd83000 [ 1349.251422][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.251516][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.251603][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.251667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.251773][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.251825][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.251940][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.251996][ T32] r4:85004e00 [ 1349.252041][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.252137][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.252204][ T32] r4:00000001 [ 1349.252258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.252338][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.252419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.252530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.252610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.252680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.252740][ T32] r4:8501e100 [ 1349.252809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.252900][ T32] INFO: task kworker/0:608:6567 blocked for more than 475 seconds. [ 1349.252987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.253045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.253094][ T32] task:kworker/0:608 state:D stack:0 pid:6567 tgid:6567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.253212][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.253303][ T32] Call trace: [ 1349.253412][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.253520][ T32] r10:829189c0 r9:ed071d84 r8:00000002 r7:60000113 r6:ed071d8c r5:85ac0000 [ 1349.253575][ T32] r4:85ac0000 [ 1349.253622][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.253720][ T32] r5:85ac0000 r4:829189bc [ 1349.253770][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.253871][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.253966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed071e08 [ 1349.254015][ T32] r4:00000000 [ 1349.254059][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.254146][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.254241][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.254343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6a140 [ 1349.254406][ T32] r4:00000000 [ 1349.254449][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.254852][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.255572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.271027][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.272386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 5 printk messages dropped ** [ 1349.272811][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1349.273554][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1349.274199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.274793][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.275358][ T32] r5:85ac0c00 r4:829189bc [ 1349.275410][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.275521][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.275618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed075e08 [ 1349.275697][ T32] r4:00000000 [ 1349.275775][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.275888][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.275976][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.276102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6a400 [ 1349.276164][ T32] r4:00000000 [ 1349.276211][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.296944][ T32] r9:83018005 r8:85ac0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f18f000 [ 1349.297135][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.297270][ T32] r5:00001000 r4:ecc0b000 [ 1349.297318][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.297403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.297492][ T32] r5:85a0df8c r4:85a0dc00 [ 1349.297539][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.297663][ T32] r7:dddced40 r6:83018000 r5:85a0df8c r4:85a5f580 [ 1349.297743][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.297840][ T32] r10:61c88647 r9:85ac0c00 r8:85a5f5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.297973][ T32] r4:85a5f580 [ 1349.298044][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.298179][ T32] r10:00000000 r9:85a5f580 r8:8027ecf4 r7:ed069e60 r6:85a5f600 r5:85ac0c00 [ 1349.298311][ T32] r4:00000001 [ 1349.298374][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.298457][ T32] Exception stack(0xed075fb0 to 0xed075ff8) [ 1349.298518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.298587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.298701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.298798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.298856][ T32] r4:85a6a300 [ 1349.299712][ T32] INFO: task kworker/0:609:6570 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.299804][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.299957][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.300060][ T32] Call trace: [ 1349.300173][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.300292][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.300343][ T32] r4:00000000 [ 1349.300408][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.300539][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.300639][ T32] dd20: cb38b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.300726][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.300782][ T32] dd60: 800f0113 ffffffff [ 1349.300835][ T32] r5:800f0113 r4:80239bb0 [ 1349.300886][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.300982][ T32] r4:82ac11e4 [ 1349.301031][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.301139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.301199][ T32] r4:e06cddc0 [ 1349.301248][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1349.301742][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.302347][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1349.302813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.303264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.304005][ T32] r5:85ac1800 r4:829189bc [ 1349.304050][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.304216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed07de08 ** 5 printk messages dropped ** [ 1349.304675][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.305126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.305868][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.334729][ T32] r4:85a6a440 ** 3 printk messages dropped ** [ 1349.335907][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.351816][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1349.352375][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1349.352556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 5 printk messages dropped ** [ 1349.352966][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.353349][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.353749][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.354038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.354339][ T32] INFO: task kworker/0:611:6573 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1349.354641][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.355096][ T32] r5:85ac2400 r4:829189bc [ 1349.355134][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.355213][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.355310][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed06de08 [ 1349.355360][ T32] r4:00000000 [ 1349.355403][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.355502][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.355585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.355663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6adc0 [ 1349.355715][ T32] r4:00000000 [ 1349.355754][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.355839][ T32] r9:83018005 r8:85ac2400 r7:00000000 r6:83018000 r5:00001000 r4:7f19b000 [ 1349.355890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.355976][ T32] r5:00001000 r4:ecd71000 [ 1349.356022][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.356109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.356193][ T32] r5:85a0f38c r4:85a0f000 [ 1349.360093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.360327][ T32] r7:dddced40 r6:83018000 r5:85a0f38c r4:85a5f780 [ 1349.360382][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.360506][ T32] r10:61c88647 r9:85ac2400 r8:85a5f7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.360563][ T32] r4:85a5f780 [ 1349.360610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.360736][ T32] r10:00000000 r9:85a5f780 r8:8027ecf4 r7:ed07de60 r6:85a5f800 r5:85ac2400 [ 1349.360809][ T32] r4:00000001 [ 1349.360876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.360962][ T32] Exception stack(0xed06dfb0 to 0xed06dff8) [ 1349.361028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.361092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.361152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.361217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.361267][ T32] r4:85a6a440 [ 1349.362138][ T32] INFO: task kworker/0:611:6573 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.362215][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.362366][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.362462][ T32] Call trace: [ 1349.362535][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.362641][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.362692][ T32] r4:00000000 [ 1349.362747][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.362829][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.362892][ T32] dd20: cb845000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.362956][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.363009][ T32] dd60: 800f0113 ffffffff [ 1349.363080][ T32] r5:800f0113 r4:80239bb0 [ 1349.363136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.363243][ T32] r4:82ac11e4 [ 1349.363308][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.363401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.363451][ T32] r4:e06cddc0 [ 1349.363501][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.363590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.363639][ T32] r4:00000000 [ 1349.363685][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.363791][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.363842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.363929][ T32] r5:00001000 r4:dfd83000 [ 1349.363973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.364055][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.364137][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.364176][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.364284][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.364336][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.364426][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.364505][ T32] r4:85004e00 [ 1349.364553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.364643][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.364696][ T32] r4:00000001 [ 1349.364750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.364827][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.364886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.364949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.365009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.365073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.365129][ T32] r4:8501e100 [ 1349.365177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.365260][ T32] INFO: task kworker/0:612:6576 blocked for more than 475 seconds. [ 1349.365333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.365388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.365431][ T32] task:kworker/0:612 state:D stack:0 pid:6576 tgid:6576 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.366023][ T32] r5:85ac3c00 r4:829189bc [ 1349.366092][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.366181][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.387044][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.387444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6a800 ** 5 printk messages dropped ** [ 1349.387829][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.388547][ T32] r10:00000000 r9:85a5f880 r8:8027ecf4 r7:ed06de60 r6:85a5f900 r5:85ac3c00 ** 6 printk messages dropped ** [ 1349.388988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1349.390443][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 6 printk messages dropped ** [ 1349.390937][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.391257][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1349.391591][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.391639][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.391733][ T32] r5:00001000 r4:dfd83000 [ 1349.391784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.391866][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.391951][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.391999][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.392091][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.392138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.392231][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.392280][ T32] r4:85004e00 [ 1349.392326][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.392421][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.392536][ T32] r4:00000001 [ 1349.392592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.392670][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.392753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.392823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.392882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.392942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.392992][ T32] r4:8501e100 [ 1349.393038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.393099][ T32] INFO: task kworker/0:613:6577 blocked for more than 475 seconds. [ 1349.393167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.393219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.393263][ T32] task:kworker/0:613 state:D stack:0 pid:6577 tgid:6577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.393360][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.393448][ T32] Call trace: [ 1349.393518][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.393613][ T32] r10:829189c0 r9:ed089d84 r8:00000002 r7:60000113 r6:ed089d8c r5:85ac4800 [ 1349.393665][ T32] r4:85ac4800 [ 1349.393723][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.393812][ T32] r5:85ac4800 r4:829189bc [ 1349.393857][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.393940][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.394037][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed089e08 [ 1349.394086][ T32] r4:00000000 [ 1349.394128][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.394206][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.394276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.394362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6a900 [ 1349.394413][ T32] r4:00000000 [ 1349.394457][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.394544][ T32] r9:83018005 r8:85ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f197000 [ 1349.394594][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.394677][ T32] r5:00001000 r4:ecc59000 [ 1349.394728][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.394808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.394891][ T32] r5:85a0eb8c r4:85a0e800 [ 1349.394934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.395020][ T32] r7:dddced40 r6:83018000 r5:85a0eb8c r4:85a5f980 [ 1349.395069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.395165][ T32] r10:61c88647 r9:85ac4800 r8:85a5f9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.395216][ T32] r4:85a5f980 [ 1349.395259][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.395350][ T32] r10:00000000 r9:85a5f980 r8:8027ecf4 r7:ed06de60 r6:85a5fa00 r5:85ac4800 [ 1349.395397][ T32] r4:00000001 [ 1349.395440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.395520][ T32] Exception stack(0xed089fb0 to 0xed089ff8) [ 1349.395580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.395637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.395696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.395796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.395879][ T32] r4:85a6a7c0 [ 1349.420378][ T32] INFO: task kworker/0:613:6577 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.420654][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.420856][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.421038][ T32] Call trace: [ 1349.421152][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.421271][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.421325][ T32] r4:00000000 [ 1349.421389][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1349.422105][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1349.422432][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1349.423239][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.423904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1349.424999][ T32] r5:85ac5400 r4:829189bc [ 1349.425069][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.425405][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.425799][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.444724][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.445741][ T32] Exception stack(0xed08dfb0 to 0xed08dff8) ** 7 printk messages dropped ** [ 1349.461296][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.462069][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1349.462531][ T32] r4:e06cddc0 [ 1349.462584][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.462676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.462736][ T32] r4:00000000 [ 1349.462784][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.462879][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.462930][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.463020][ T32] r5:00001000 r4:dfd83000 [ 1349.463087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.463180][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.463268][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.463318][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.463433][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.463524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.463648][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.463718][ T32] r4:85004e00 [ 1349.463768][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.463870][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.463928][ T32] r4:00000001 [ 1349.463998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.464084][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.464159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.464229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.464301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.464391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.464473][ T32] r4:8501e100 [ 1349.464563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.464627][ T32] INFO: task kworker/0:615:6581 blocked for more than 475 seconds. [ 1349.464711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.464790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.464859][ T32] task:kworker/0:615 state:D stack:0 pid:6581 tgid:6581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.464999][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.465110][ T32] Call trace: [ 1349.465206][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.465310][ T32] r10:829189c0 r9:ed091d84 r8:00000002 r7:60000113 r6:ed091d8c r5:85ac6c00 [ 1349.465364][ T32] r4:85ac6c00 [ 1349.465431][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.465523][ T32] r5:85ac6c00 r4:829189bc [ 1349.465570][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.465671][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.465795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 [ 1349.465849][ T32] r4:00000000 [ 1349.465895][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.465984][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.466071][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.466169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6aec0 [ 1349.466224][ T32] r4:00000000 [ 1349.480298][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.480634][ T32] r9:83018005 r8:85ac6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1349.480693][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.480802][ T32] r5:00001000 r4:ecd8b000 [ 1349.480851][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.480971][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.481093][ T32] r5:85a0f78c r4:85a0f400 [ 1349.481159][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.481257][ T32] r7:dddced40 r6:83018000 r5:85a0f78c r4:85a5fb80 [ 1349.481304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.481404][ T32] r10:61c88647 r9:85ac6c00 r8:85a5fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.481459][ T32] r4:85a5fb80 [ 1349.481508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.481625][ T32] r10:00000000 r9:85a5fb80 r8:8027ecf4 r7:ed06de60 r6:85a5fc00 r5:85ac6c00 [ 1349.481680][ T32] r4:00000001 [ 1349.481740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.481821][ T32] Exception stack(0xed091fb0 to 0xed091ff8) [ 1349.481886][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.482159][ T32] r4:85a6af40 ** 5 printk messages dropped ** [ 1349.483590][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1349.484533][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1349.484901][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1349.485593][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.507227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1349.508084][ T32] r10:829189c0 r9:ed095d84 r8:00000002 r7:60000013 r6:ed095d8c r5:85ac3000 ** 2 printk messages dropped ** [ 1349.508269][ T32] r5:85ac3000 r4:829189bc ** 2 printk messages dropped ** [ 1349.508535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed095e08 ** 5 printk messages dropped ** [ 1349.508961][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.509335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1349.510070][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.510254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.510346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.510406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.510471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.510523][ T32] r4:85a6ae40 [ 1349.511391][ T32] INFO: task kworker/0:616:6583 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.511468][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.511637][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.511738][ T32] Call trace: [ 1349.511835][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.511940][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.511992][ T32] r4:00000000 [ 1349.512039][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.512122][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.512187][ T32] dd20: cc1c8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.512254][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.512308][ T32] dd60: 800f0113 ffffffff [ 1349.512362][ T32] r5:800f0113 r4:80239bb0 [ 1349.512418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.512540][ T32] r4:82ac11e4 [ 1349.512592][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.512697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.512755][ T32] r4:e06cddc0 [ 1349.512803][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.512955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.513029][ T32] r4:00000000 [ 1349.513078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.513172][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.513238][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.513334][ T32] r5:00001000 r4:dfd83000 [ 1349.513381][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.513469][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.513574][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.513626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.513764][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.513819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.513912][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.513965][ T32] r4:85004e00 [ 1349.514010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.514105][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.514154][ T32] r4:00000001 [ 1349.514196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.514264][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.514323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.514386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.514446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.514509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.514562][ T32] r4:8501e100 [ 1349.514606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.514682][ T32] INFO: task kworker/0:617:6585 blocked for more than 476 seconds. [ 1349.514756][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.514808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.514869][ T32] task:kworker/0:617 state:D stack:0 pid:6585 tgid:6585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.514970][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.515059][ T32] Call trace: [ 1349.515159][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.515257][ T32] r10:829189c0 r9:ed081d84 r8:00000002 r7:60000113 r6:ed081d8c r5:85ac6000 [ 1349.515307][ T32] r4:85ac6000 [ 1349.515351][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.515463][ T32] r5:85ac6000 r4:829189bc [ 1349.515530][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.515618][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.515721][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed081e08 [ 1349.515773][ T32] r4:00000000 [ 1349.515818][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.515901][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.515999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.516099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c300 [ 1349.516151][ T32] r4:00000000 [ 1349.516194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.537866][ T32] r9:83018005 r8:85ac6000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a5000 [ 1349.538088][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.538233][ T32] r5:00001000 r4:ecddd000 [ 1349.538282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.538371][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.538458][ T32] r5:85a1438c r4:85a14000 [ 1349.538511][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.538605][ T32] r7:dddced40 r6:83018000 r5:85a1438c r4:85a5fd80 [ 1349.538650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.538754][ T32] r10:61c88647 r9:85ac6000 r8:85a5fdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.538806][ T32] r4:85a5fd80 [ 1349.538856][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.538957][ T32] r10:00000000 r9:85a5fd80 r8:8027ecf4 r7:ed095e60 r6:85a5fe00 r5:85ac6000 [ 1349.539009][ T32] r4:00000001 [ 1349.539053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.539132][ T32] Exception stack(0xed081fb0 to 0xed081ff8) [ 1349.539195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.539259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.539321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.539470][ T32] r4:85a7c280 ** 2 printk messages dropped ** [ 1349.540655][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.541317][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1349.541940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1349.542501][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1349.542692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.543191][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.543468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.544023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.544695][ T32] r5:85ac8000 r4:829189bc [ 1349.544760][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.544844][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.544937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed099e08 [ 1349.545035][ T32] r4:00000000 [ 1349.545090][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.545171][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.545250][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.545353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c600 [ 1349.545428][ T32] r4:00000000 [ 1349.545490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.545583][ T32] r9:83018005 r8:85ac8000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a9000 [ 1349.545632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.545725][ T32] r5:00001000 r4:ecdeb000 [ 1349.545788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.545878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.545980][ T32] r5:85a1478c r4:85a14400 [ 1349.546045][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.546173][ T32] r7:dddced40 r6:83018000 r5:85a1478c r4:85a5fe80 [ 1349.546251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.573736][ T32] r10:61c88647 r9:85ac8000 r8:85a5feac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.573956][ T32] r4:85a5fe80 [ 1349.574011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.574153][ T32] r10:00000000 r9:85a5fe80 r8:8027ecf4 r7:ed081e60 r6:85a5ff00 r5:85ac8000 [ 1349.574223][ T32] r4:00000001 [ 1349.574273][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.574351][ T32] Exception stack(0xed099fb0 to 0xed099ff8) [ 1349.574417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.574517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.574598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.574693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.574771][ T32] r4:85a7c4c0 [ 1349.575580][ T32] INFO: task kworker/0:618:6588 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.575697][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.575965][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.576106][ T32] Call trace: [ 1349.586858][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.587182][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.587242][ T32] r4:00000000 [ 1349.587304][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.587419][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.587500][ T32] dd20: cc711000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.587569][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.587622][ T32] dd60: 800f0113 ffffffff [ 1349.587675][ T32] r5:800f0113 r4:80239bb0 [ 1349.587747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.587846][ T32] r4:82ac11e4 [ 1349.587892][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.587984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.588034][ T32] r4:e06cddc0 [ 1349.588080][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.588171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.588284][ T32] r4:00000000 [ 1349.588339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.588434][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.588508][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.588603][ T32] r5:00001000 r4:dfd83000 [ 1349.588710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.588813][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.588932][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.588988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.589101][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.589168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.589286][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.589352][ T32] r4:85004e00 [ 1349.589440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.589552][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.589603][ T32] r4:00000001 [ 1349.589649][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.589734][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.589821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.589892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.589968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.590035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.590085][ T32] r4:8501e100 [ 1349.590136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.590200][ T32] INFO: task kworker/0:619:6590 blocked for more than 476 seconds. [ 1349.590290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.590344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.590392][ T32] task:kworker/0:619 state:D stack:0 pid:6590 tgid:6590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.590513][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.590607][ T32] Call trace: [ 1349.590700][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.590810][ T32] r10:829189c0 r9:ed09dd84 r8:00000002 r7:60000013 r6:ed09dd8c r5:85ac8c00 [ 1349.590862][ T32] r4:85ac8c00 [ 1349.590923][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.591015][ T32] r5:85ac8c00 r4:829189bc [ 1349.591062][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.591165][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.591267][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed09de08 [ 1349.591318][ T32] r4:00000000 [ 1349.591377][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.591495][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.591580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.591670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c640 [ 1349.591748][ T32] r4:00000000 [ 1349.591798][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.591906][ T32] r9:83018005 r8:85ac8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ab000 [ 1349.591960][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.592047][ T32] r5:00001000 r4:ecdf5000 [ 1349.592094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.592177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.592261][ T32] r5:85a14b8c r4:85a14800 [ 1349.592323][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.592429][ T32] r7:dddced40 r6:83018000 r5:85a14b8c r4:85a5ff80 [ 1349.592498][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.592617][ T32] r10:61c88647 r9:85ac8c00 r8:85a5ffac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.592688][ T32] r4:85a5ff80 [ 1349.592759][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.592858][ T32] r10:00000000 r9:85a5ff80 r8:8027ecf4 r7:ed099e60 r6:85a7f000 r5:85ac8c00 [ 1349.592955][ T32] r4:00000001 [ 1349.593008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.593095][ T32] Exception stack(0xed09dfb0 to 0xed09dff8) [ 1349.593166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.593237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.593311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.593398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.593458][ T32] r4:85a7c380 [ 1349.594277][ T32] INFO: task kworker/0:619:6590 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.594360][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.594526][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.594622][ T32] Call trace: [ 1349.594723][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.594835][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.594888][ T32] r4:00000000 [ 1349.594960][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.595059][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.595136][ T32] dd20: cc711000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.595200][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.595271][ T32] dd60: 800f0113 ffffffff [ 1349.595345][ T32] r5:800f0113 r4:80239bb0 [ 1349.595397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.595487][ T32] r4:82ac11e4 [ 1349.595534][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.595623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.595675][ T32] r4:e06cddc0 [ 1349.595728][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.595819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.595869][ T32] r4:00000000 [ 1349.595915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.596005][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.596077][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.596170][ T32] r5:00001000 r4:dfd83000 [ 1349.596215][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.626988][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.627275][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.627329][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.627446][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.627523][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.627629][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.627679][ T32] r4:85004e00 [ 1349.627731][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.627842][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.627899][ T32] r4:00000001 [ 1349.627967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.628070][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.628156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.628214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.628285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.628434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.628539][ T32] r4:8501e100 [ 1349.628594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.628677][ T32] INFO: task kworker/0:620:6592 blocked for more than 476 seconds. [ 1349.628762][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.628819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.628865][ T32] task:kworker/0:620 state:D stack:0 pid:6592 tgid:6592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.629053][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.629171][ T32] Call trace: [ 1349.629269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.629388][ T32] r10:829189c0 r9:ed0a1d84 r8:00000002 r7:60000013 r6:ed0a1d8c r5:85ac9800 [ 1349.629441][ T32] r4:85ac9800 [ 1349.629512][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.629603][ T32] r5:85ac9800 r4:829189bc [ 1349.629649][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.629740][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.629838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a1e08 [ 1349.629888][ T32] r4:00000000 [ 1349.629969][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1349.630233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c740 ** 7 printk messages dropped ** [ 1349.630845][ T32] r5:85a14f8c r4:85a14c00 ** 3 printk messages dropped ** [ 1349.631191][ T32] r10:61c88647 r9:85ac9800 r8:85a7f0ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1349.631774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.633112][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.633803][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1349.634446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1349.634949][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.635691][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.635940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.636058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.636107][ T32] r4:8501e100 [ 1349.636151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.636206][ T32] INFO: task kworker/0:621:6594 blocked for more than 476 seconds. [ 1349.636327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.657166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.657256][ T32] task:kworker/0:621 state:D stack:0 pid:6594 tgid:6594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.657389][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.657528][ T32] Call trace: [ 1349.657615][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.657741][ T32] r10:829189c0 r9:ed0a5d84 r8:00000002 r7:60000113 r6:ed0a5d8c r5:85aca400 [ 1349.657796][ T32] r4:85aca400 [ 1349.657897][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.658008][ T32] r5:85aca400 r4:829189bc [ 1349.658074][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.658190][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.658311][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a5e08 [ 1349.658366][ T32] r4:00000000 [ 1349.658451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.658553][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.658638][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.658736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7cbc0 [ 1349.658816][ T32] r4:00000000 [ 1349.658915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.659020][ T32] r9:83018005 r8:85aca400 r7:00000000 r6:83018000 r5:00001000 r4:7f1bb000 [ 1349.659067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.659155][ T32] r5:00001000 r4:ece3d000 [ 1349.659202][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.659285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.659371][ T32] r5:85a15b8c r4:85a15800 [ 1349.659417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.659514][ T32] r7:dddced40 r6:83018000 r5:85a15b8c r4:85a7f180 [ 1349.659563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.659659][ T32] r10:61c88647 r9:85aca400 r8:85a7f1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.659717][ T32] r4:85a7f180 [ 1349.659764][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.659859][ T32] r10:00000000 r9:85a7f180 r8:8027ecf4 r7:ed0a1e60 r6:85a7f200 r5:85aca400 [ 1349.659911][ T32] r4:00000001 [ 1349.659955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.660058][ T32] Exception stack(0xed0a5fb0 to 0xed0a5ff8) [ 1349.660141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.660228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.660294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.660358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.660408][ T32] r4:85a7c6c0 [ 1349.661319][ T32] INFO: task kworker/0:621:6594 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.661395][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.661566][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.661688][ T32] Call trace: [ 1349.661780][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.661888][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.661941][ T32] r4:00000000 [ 1349.661985][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.662066][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.662130][ T32] dd20: ccb43000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.662192][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.662247][ T32] dd60: 800f0113 ffffffff [ 1349.662298][ T32] r5:800f0113 r4:80239bb0 [ 1349.662361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.662453][ T32] r4:82ac11e4 [ 1349.662504][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.662592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.662641][ T32] r4:e06cddc0 [ 1349.662701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.662807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.662857][ T32] r4:00000000 [ 1349.662901][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.662990][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.663041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.663125][ T32] r5:00001000 r4:dfd83000 [ 1349.663168][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.663250][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.663335][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.663381][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.663502][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.663555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.663654][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.663703][ T32] r4:85004e00 [ 1349.663760][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.664128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.664674][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.665129][ T32] r5:85acb000 r4:829189bc [ 1349.665173][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.665554][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.666088][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.693000][ T32] r10:00000000 r9:85a7f280 r8:8027ecf4 r7:ed0a5e60 r6:85a7f300 r5:85acb000 ** 6 printk messages dropped ** [ 1349.693445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1349.694943][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.695303][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1349.695701][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1349.696061][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1349.715232][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1349.715775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.727243][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.727889][ T32] r5:85acbc00 r4:829189bc [ 1349.727934][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.728408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1349.728879][ T32] r5:00001000 r4:ece2f000 [ 1349.728933][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.729016][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.729102][ T32] r5:85a1578c r4:85a15400 [ 1349.729180][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.729279][ T32] r7:dddced40 r6:83018000 r5:85a1578c r4:85a7f380 [ 1349.729330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.729422][ T32] r10:61c88647 r9:85acbc00 r8:85a7f3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.729472][ T32] r4:85a7f380 [ 1349.729519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.729614][ T32] r10:00000000 r9:85a7f380 r8:8027ecf4 r7:ed0a5e60 r6:85a7f400 r5:85acbc00 [ 1349.729663][ T32] r4:00000001 [ 1349.729736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.729821][ T32] Exception stack(0xed0adfb0 to 0xed0adff8) [ 1349.729898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.730002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.730068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.730130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.730183][ T32] r4:85a7c980 [ 1349.731096][ T32] INFO: task kworker/0:623:6598 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.731170][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.731382][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.731519][ T32] Call trace: [ 1349.731611][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.731722][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.731775][ T32] r4:00000000 [ 1349.731818][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.731897][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.731962][ T32] dd20: cd12e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.732026][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.732094][ T32] dd60: 800f0113 ffffffff [ 1349.732152][ T32] r5:800f0113 r4:80239bb0 [ 1349.732199][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.732298][ T32] r4:82ac11e4 [ 1349.732359][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.732465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.732538][ T32] r4:e06cddc0 [ 1349.732588][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.732678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.732737][ T32] r4:00000000 [ 1349.732781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.732889][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.732945][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.733031][ T32] r5:00001000 r4:dfd83000 [ 1349.733077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.733160][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.733246][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.733291][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.733380][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.733442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.733543][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.733593][ T32] r4:85004e00 [ 1349.733637][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.733764][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.733823][ T32] r4:00000001 [ 1349.733881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.733962][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.734016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.734092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.734161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.734237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.734298][ T32] r4:8501e100 [ 1349.734345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.734403][ T32] INFO: task kworker/0:624:6600 blocked for more than 476 seconds. [ 1349.734496][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.734554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.734612][ T32] task:kworker/0:624 state:D stack:0 pid:6600 tgid:6600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.734738][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.734828][ T32] Call trace: [ 1349.734895][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.734986][ T32] r10:829189c0 r9:ed0b5d84 r8:00000002 r7:60000013 r6:ed0b5d8c r5:85acd400 [ 1349.735067][ T32] r4:85acd400 [ 1349.735117][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.735219][ T32] r5:85acd400 r4:829189bc [ 1349.735292][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.735374][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.735469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 [ 1349.735522][ T32] r4:00000000 [ 1349.735562][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.735664][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.735757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.735848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7ce80 [ 1349.735904][ T32] r4:00000000 [ 1349.735966][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.736059][ T32] r9:83018005 r8:85acd400 r7:00000000 r6:83018000 r5:00001000 r4:7f1bd000 [ 1349.736106][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.736193][ T32] r5:00001000 r4:ece53000 [ 1349.736255][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.760042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.760291][ T32] r5:85a15f8c r4:85a15c00 [ 1349.760356][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.760472][ T32] r7:dddced40 r6:83018000 r5:85a15f8c r4:85a7f480 [ 1349.760552][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.760652][ T32] r10:61c88647 r9:85acd400 r8:85a7f4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.760702][ T32] r4:85a7f480 [ 1349.760757][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.760857][ T32] r10:00000000 r9:85a7f480 r8:8027ecf4 r7:ed0a5e60 r6:85a7f500 r5:85acd400 [ 1349.760908][ T32] r4:00000001 [ 1349.760957][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.761038][ T32] Exception stack(0xed0b5fb0 to 0xed0b5ff8) [ 1349.761123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.761205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.761266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.761331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.761382][ T32] r4:85a7cb00 [ 1349.762249][ T32] INFO: task kworker/0:624:6600 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.762344][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.762533][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.762652][ T32] Call trace: [ 1349.762735][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.762840][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.762894][ T32] r4:00000000 [ 1349.762941][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.763024][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.763090][ T32] dd20: cd2dd000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.763154][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.763209][ T32] dd60: 800f0113 ffffffff [ 1349.763260][ T32] r5:800f0113 r4:80239bb0 [ 1349.763307][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.763413][ T32] r4:82ac11e4 [ 1349.763504][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.763604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.763673][ T32] r4:e06cddc0 [ 1349.763738][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.763829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.763877][ T32] r4:00000000 [ 1349.763925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.764013][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.764062][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.764180][ T32] r5:00001000 r4:dfd83000 [ 1349.764246][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.764336][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.764418][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.764462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.764586][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.764650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.764755][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.764826][ T32] r4:85004e00 [ 1349.764877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.764971][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.765033][ T32] r4:00000001 [ 1349.765097][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.765189][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.765254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.765322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.765381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.765464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.765539][ T32] r4:8501e100 [ 1349.765593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.765678][ T32] INFO: task kworker/0:625:6602 blocked for more than 476 seconds. [ 1349.765760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.765816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1349.765989][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.766113][ T32] Call trace: [ 1349.766215][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.784355][ T32] r10:829189c0 r9:ed0b9d84 r8:00000002 r7:60000113 r6:ed0b9d8c r5:85acec00 [ 1349.784448][ T32] r4:85acec00 [ 1349.784534][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.784660][ T32] r5:85acec00 r4:829189bc [ 1349.784722][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.784810][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.784904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b9e08 [ 1349.784956][ T32] r4:00000000 [ 1349.785001][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.785084][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.785174][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.785262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a861c0 [ 1349.785314][ T32] r4:00000000 [ 1349.785364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.785457][ T32] r9:83018005 r8:85acec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1349.785508][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.785599][ T32] r5:00001000 r4:ebbf3000 [ 1349.785649][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.785743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.785834][ T32] r5:85a1678c r4:85a16400 [ 1349.785886][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.785979][ T32] r7:dddced40 r6:83018000 r5:85a1678c r4:85a7f580 [ 1349.786027][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.786125][ T32] r10:61c88647 r9:85acec00 r8:85a7f5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.786178][ T32] r4:85a7f580 [ 1349.786228][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.797104][ T32] r10:00000000 r9:85a7f580 r8:8027ecf4 r7:ed0b5e60 r6:85a7f600 r5:85acec00 [ 1349.797191][ T32] r4:00000001 [ 1349.797241][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.797350][ T32] Exception stack(0xed0b9fb0 to 0xed0b9ff8) [ 1349.797413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.797500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.797568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.797635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.797685][ T32] r4:85a7ce40 [ 1349.798557][ T32] INFO: task kworker/0:625:6602 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.798635][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.798811][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.798912][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.799139][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.799390][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1349.800027][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.800436][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.801266][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 8 printk messages dropped ** [ 1349.801820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.802415][ T32] r5:858eec00 r4:829189bc [ 1349.802463][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.802902][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1349.803421][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.803846][ T32] r4:85a7f680 ** 3 printk messages dropped ** [ 1349.804078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.804461][ T32] r4:85a6ad40 ** 5 printk messages dropped ** [ 1349.805545][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 3 printk messages dropped ** [ 1349.805796][ T32] dd20: cd5e7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.805854][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.805908][ T32] dd60: 800f0113 ffffffff [ 1349.805961][ T32] r5:800f0113 r4:80239bb0 [ 1349.806007][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.806090][ T32] r4:82ac11e4 [ 1349.806135][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.806222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.832116][ T32] r4:e06cddc0 [ 1349.832268][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.832364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.832391][ T32] r4:00000000 [ 1349.832410][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.832458][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.832506][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.832557][ T32] r5:00001000 r4:dfd83000 [ 1349.832579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.832630][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.832670][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.832690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.832736][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.832781][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.832836][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.832874][ T32] r4:85004e00 [ 1349.832902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.832950][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.832974][ T32] r4:00000001 [ 1349.832993][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.833030][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.833060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.833101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.833131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.833163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.833186][ T32] r4:8501e100 [ 1349.833212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.833246][ T32] INFO: task kworker/0:627:6609 blocked for more than 476 seconds. [ 1349.833282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.833306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.833329][ T32] task:kworker/0:627 state:D stack:0 pid:6609 tgid:6609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.833406][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.833452][ T32] Call trace: [ 1349.833502][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.833560][ T32] r10:829189c0 r9:ebd1dd84 r8:00000002 r7:60000113 r6:ebd1dd8c r5:858ec800 [ 1349.833583][ T32] r4:858ec800 [ 1349.833609][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.833649][ T32] r5:858ec800 r4:829189bc [ 1349.833669][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.833708][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.833753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1349.833775][ T32] r4:00000000 [ 1349.833793][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.833830][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.833866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.833906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a862c0 [ 1349.833928][ T32] r4:00000000 [ 1349.833961][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.834007][ T32] r9:83018005 r8:858ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1349.834029][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.834068][ T32] r5:00001000 r4:ebd19000 [ 1349.834087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.834124][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.834163][ T32] r5:85a16b8c r4:85a16800 [ 1349.834184][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.834236][ T32] r7:dddced40 r6:83018000 r5:85a16b8c r4:85a7f700 [ 1349.834258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.834302][ T32] r10:61c88647 r9:858ec800 r8:85a7f72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.834324][ T32] r4:85a7f700 [ 1349.834349][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.834394][ T32] r10:00000000 r9:85a7f700 r8:8027ecf4 r7:ed0b9e60 r6:859ec980 r5:858ec800 [ 1349.834417][ T32] r4:00000001 [ 1349.834438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.834475][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1349.834499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.834527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.834553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.834580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.834608][ T32] r4:85a86280 [ 1349.835199][ T32] INFO: task kworker/0:627:6609 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.835236][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.835294][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.835368][ T32] Call trace: [ 1349.835403][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.835486][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.835542][ T32] r4:00000000 [ 1349.835598][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.835646][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.835678][ T32] dd20: cd946000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.835706][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.835730][ T32] dd60: 800f0113 ffffffff [ 1349.835753][ T32] r5:800f0113 r4:80239bb0 [ 1349.835772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.835812][ T32] r4:82ac11e4 [ 1349.835834][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.835875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.835898][ T32] r4:e06cddc0 [ 1349.835917][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.835956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.835978][ T32] r4:00000000 [ 1349.836018][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.836065][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.836090][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.836154][ T32] r5:00001000 r4:dfd83000 [ 1349.836179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.836220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.845970][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.846134][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.846774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.847007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.847354][ T32] r5:858ee000 r4:829189bc [ 1349.847375][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.847414][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.847620][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.847838][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.848194][ T32] r7:dddced40 r6:83018000 r5:85a1778c r4:85a7f780 ** 2 printk messages dropped ** [ 1349.848285][ T32] r4:85a7f780 ** 1 printk messages dropped ** [ 1349.848356][ T32] r10:00000000 r9:85a7f780 r8:8027ecf4 r7:ebd1de60 r6:859eca00 r5:858ee000 [ 1349.848378][ T32] r4:00000001 [ 1349.848397][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.848491][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 1349.848522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.848551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.848576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.848605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.848649][ T32] r4:85a86480 [ 1349.849274][ T32] INFO: task kworker/0:628:6611 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.849314][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.849382][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.849427][ T32] Call trace: [ 1349.849458][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.849507][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.849595][ T32] r4:00000000 [ 1349.849618][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.849657][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.849687][ T32] dd20: cd946000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.849715][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.849739][ T32] dd60: 800f0113 ffffffff [ 1349.849761][ T32] r5:800f0113 r4:80239bb0 [ 1349.849796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.849854][ T32] r4:82ac11e4 [ 1349.849878][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.849921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.849944][ T32] r4:e06cddc0 [ 1349.849963][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.850051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.850078][ T32] r4:00000000 [ 1349.850097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.850139][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.850160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.850202][ T32] r5:00001000 r4:dfd83000 [ 1349.850222][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.850284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.850355][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.850380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.850440][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.850479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.850527][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.850550][ T32] r4:85004e00 [ 1349.850569][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.850613][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.850636][ T32] r4:00000001 [ 1349.850654][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.850712][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.850794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.850825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.850851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.850878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.850900][ T32] r4:8501e100 [ 1349.850919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.850945][ T32] INFO: task kworker/0:629:6612 blocked for more than 476 seconds. [ 1349.850998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.851027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.851061][ T32] task:kworker/0:629 state:D stack:0 pid:6612 tgid:6612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.851109][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.851177][ T32] Call trace: [ 1349.851226][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.851274][ T32] r10:829189c0 r9:ec6a1d84 r8:00000002 r7:60000113 r6:ec6a1d8c r5:858eb000 [ 1349.851296][ T32] r4:858eb000 [ 1349.851322][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.851411][ T32] r5:858eb000 r4:829189bc [ 1349.851450][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.851518][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.851617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 [ 1349.851669][ T32] r4:00000000 [ 1349.851713][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.851794][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.851836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.851880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a864c0 [ 1349.851922][ T32] r4:00000000 [ 1349.851974][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.852061][ T32] r9:83018005 r8:858eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.852109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.852192][ T32] r5:00001000 r4:ebd23000 [ 1349.852237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.852321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.852414][ T32] r5:85a16f8c r4:85a16c00 [ 1349.852459][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.852571][ T32] r7:dddced40 r6:83018000 r5:85a16f8c r4:85a7f800 [ 1349.852616][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.852711][ T32] r10:61c88647 r9:858eb000 r8:85a7f82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.852767][ T32] r4:85a7f800 [ 1349.852810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.852905][ T32] r10:00000000 r9:85a7f800 r8:8027ecf4 r7:ec69de60 r6:859eca80 r5:858eb000 [ 1349.852959][ T32] r4:00000001 [ 1349.853003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.853079][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 1349.853109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.853137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.853164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.853193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.853215][ T32] r4:85a86480 [ 1349.853545][ T32] INFO: task kworker/0:629:6612 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.853580][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.853936][ T32] dd60: 800f0113 ffffffff [ 1349.853973][ T32] r5:800f0113 r4:80239bb0 [ 1349.853996][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.854064][ T32] r4:82ac11e4 [ 1349.854088][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.854131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.854153][ T32] r4:e06cddc0 [ 1349.854172][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.854214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.854237][ T32] r4:00000000 [ 1349.854280][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.854355][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.854390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.854430][ T32] r5:00001000 r4:dfd83000 [ 1349.854451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.854489][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.854526][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.854546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.854587][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.854607][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.854700][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.854753][ T32] r4:85004e00 [ 1349.854776][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.854821][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.854859][ T32] r4:00000001 [ 1349.854896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.854934][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.854984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.855021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.855047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.855075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.855098][ T32] r4:8501e100 [ 1349.855141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.855194][ T32] INFO: task kworker/0:630:6614 blocked for more than 476 seconds. [ 1349.855226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.855251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.855271][ T32] task:kworker/0:630 state:D stack:0 pid:6614 tgid:6614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.855347][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.855428][ T32] Call trace: [ 1349.855463][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.855525][ T32] r10:829189c0 r9:ec6a9d84 r8:00000002 r7:60000113 r6:ec6a9d8c r5:858d6c00 [ 1349.855550][ T32] r4:858d6c00 [ 1349.855570][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.855633][ T32] r5:858d6c00 r4:829189bc [ 1349.855657][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.855697][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.855745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a9e08 [ 1349.855767][ T32] r4:00000000 [ 1349.855785][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.855821][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.855856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.855898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a86580 [ 1349.855919][ T32] r4:00000000 [ 1349.855940][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.855980][ T32] r9:83018005 r8:858d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1349.856002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.856041][ T32] r5:00001000 r4:ebd2d000 [ 1349.856062][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.856099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.856137][ T32] r5:85a1738c r4:85a17000 [ 1349.856155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.856195][ T32] r7:dddced40 r6:83018000 r5:85a1738c r4:85a7f880 [ 1349.856264][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.891352][ T32] r10:61c88647 r9:858d6c00 r8:85a7f8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.891414][ T32] r4:85a7f880 [ 1349.891439][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.891521][ T32] r10:00000000 r9:85a7f880 r8:8027ecf4 r7:ec69de60 r6:859ecb00 r5:858d6c00 [ 1349.891545][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.891619][ T32] Exception stack(0xec6a9fb0 to 0xec6a9ff8) ** 4 printk messages dropped ** [ 1349.892093][ T32] r4:85a86400 ** 2 printk messages dropped ** [ 1349.893107][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.893195][ T32] Call trace: [ 1349.893237][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.893369][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.893468][ T32] r4:00000000 [ 1349.893519][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.893788][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.893894][ T32] dd20: ce029000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.893960][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.894010][ T32] dd60: 800f0113 ffffffff [ 1349.894055][ T32] r5:800f0113 r4:80239bb0 [ 1349.894094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.894202][ T32] r4:82ac11e4 [ 1349.894267][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.894375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.894448][ T32] r4:e06cddc0 [ 1349.894501][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.894582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.894626][ T32] r4:00000000 [ 1349.894664][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.894743][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.894787][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.894871][ T32] r5:00001000 r4:dfd83000 [ 1349.894916][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.895002][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.895092][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.895136][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.895221][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.895268][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.895393][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.895445][ T32] r4:85004e00 [ 1349.895493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.895589][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.895641][ T32] r4:00000001 [ 1349.895687][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.895767][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.895830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.895886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.895958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.896002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.896026][ T32] r4:8501e100 [ 1349.896050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.896102][ T32] INFO: task kworker/0:631:6616 blocked for more than 476 seconds. [ 1349.896140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.896165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.896185][ T32] task:kworker/0:631 state:D stack:0 pid:6616 tgid:6616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.896290][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.905299][ T32] Call trace: [ 1349.905377][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.905464][ T32] r10:829189c0 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:858dec00 [ 1349.905488][ T32] r4:858dec00 [ 1349.905569][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.905690][ T32] r5:858dec00 r4:829189bc [ 1349.905828][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.905909][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.906026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 1349.906149][ T32] r4:00000000 [ 1349.906176][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.906289][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.909455][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.910251][ T32] r10:61c88647 r9:858dec00 r8:85a7f92c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1349.910618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.911659][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 5 printk messages dropped ** [ 1349.912049][ T32] dd60: 800f0113 ffffffff [ 1349.912223][ T32] r5:800f0113 r4:80239bb0 [ 1349.912248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.912290][ T32] r4:82ac11e4 [ 1349.912310][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.912388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.912438][ T32] r4:e06cddc0 [ 1349.912461][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.912607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.912635][ T32] r4:00000000 [ 1349.912656][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.912704][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.912727][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.912766][ T32] r5:00001000 r4:dfd83000 [ 1349.912801][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.912844][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.912883][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.912902][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.912943][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.912963][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.913013][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.913049][ T32] r4:85004e00 [ 1349.913068][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.913165][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.913194][ T32] r4:00000001 [ 1349.913214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.913278][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.913307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.913346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.913398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.913429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.913510][ T32] r4:8501e100 [ 1349.913535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.913634][ T32] INFO: task kworker/0:632:6618 blocked for more than 476 seconds. [ 1349.913738][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.913767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.913839][ T32] task:kworker/0:632 state:D stack:0 pid:6618 tgid:6618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.913984][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.914030][ T32] Call trace: [ 1349.914085][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.914134][ T32] r10:829189c0 r9:ec6b9d84 r8:00000002 r7:60000113 r6:ec6b9d8c r5:858f0c00 [ 1349.914236][ T32] r4:858f0c00 [ 1349.914299][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.914348][ T32] r5:858f0c00 r4:829189bc [ 1349.914370][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.914409][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.914455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [ 1349.914549][ T32] r4:00000000 [ 1349.914625][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.914697][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.914781][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.914881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a86900 [ 1349.914924][ T32] r4:00000000 [ 1349.914945][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.915239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.915854][ T32] r10:00000000 r9:85a7f980 r8:8027ecf4 r7:ec6b1e60 r6:859ecc00 r5:858f0c00 ** 4 printk messages dropped ** [ 1349.916035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.935321][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.935752][ T32] dd20: ce20d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1349.935958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 2 printk messages dropped ** [ 1349.936099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1349.941645][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.941685][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.941706][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.941753][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.941801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.941852][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.941874][ T32] r4:85004e00 [ 1349.941894][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.942148][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.942205][ T32] r4:00000001 [ 1349.942253][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.942344][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.942407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.942496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.942566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.942634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.942687][ T32] r4:8501e100 [ 1349.942761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.942834][ T32] INFO: task kworker/0:633:6620 blocked for more than 476 seconds. [ 1349.942903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.942957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.943004][ T32] task:kworker/0:633 state:D stack:0 pid:6620 tgid:6620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.943147][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.943247][ T32] Call trace: [ 1349.943361][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.943415][ T32] r10:829189c0 r9:ec6d1d84 r8:00000002 r7:60000113 r6:ec6d1d8c r5:858f0000 [ 1349.943439][ T32] r4:858f0000 [ 1349.943532][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.943581][ T32] r5:858f0000 r4:829189bc [ 1349.943604][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.943645][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.943690][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d1e08 [ 1349.943726][ T32] r4:00000000 [ 1349.943773][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.943863][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.944146][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.944255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a869c0 [ 1349.944334][ T32] r4:00000000 [ 1349.944389][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.944500][ T32] r9:83018005 r8:858f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 [ 1349.944571][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.944666][ T32] r5:00001000 r4:ec6bf000 [ 1349.944714][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.944797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.944884][ T32] r5:85a17f8c r4:85a17c00 [ 1349.944954][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.945257][ T32] r7:dddced40 r6:83018000 r5:85a17f8c r4:85a7fa00 [ 1349.945288][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.945343][ T32] r10:61c88647 r9:858f0000 r8:85a7fa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.945367][ T32] r4:85a7fa00 [ 1349.945387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.945430][ T32] r10:00000000 r9:85a7fa00 r8:8027ecf4 r7:ec6b1e60 r6:859ecc80 r5:858f0000 [ 1349.945456][ T32] r4:00000001 [ 1349.946109][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.946153][ T32] Exception stack(0xec6d1fb0 to 0xec6d1ff8) [ 1349.946311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.962404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.962486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.962525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.962576][ T32] r4:85a868c0 [ 1349.963172][ T32] INFO: task kworker/0:633:6620 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.963213][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1349.963605][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 8 printk messages dropped ** [ 1349.964049][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.964207][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1349.964409][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.964595][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.964923][ T32] r5:84ff7f8c r4:84ff7c00 ** 3 printk messages dropped ** [ 1349.965226][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1349.965683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.966037][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1349.976936][ T32] r10:829189c0 r9:ec6e5d84 r8:00000002 r7:60000113 r6:ec6e5d8c r5:858f3000 ** 2 printk messages dropped ** [ 1349.977057][ T32] r5:858f3000 r4:829189bc ** 1 printk messages dropped ** [ 1349.977119][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.977818][ T32] r9:83018005 r8:858f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 ** 4 printk messages dropped ** [ 1349.978204][ T32] r5:85a2038c r4:85a20000 ** 1 printk messages dropped ** [ 1349.978349][ T32] r7:dddced40 r6:83018000 r5:85a2038c r4:85a7fa80 [ 1349.978395][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.978499][ T32] r10:61c88647 r9:858f3000 r8:85a7faac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.978550][ T32] r4:85a7fa80 [ 1349.978647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.978750][ T32] r10:00000000 r9:85a7fa80 r8:8027ecf4 r7:ec6b1e60 r6:859ecd00 r5:858f3000 [ 1349.978817][ T32] r4:00000001 [ 1349.978863][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.978941][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1349.979016][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.979105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.979148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.979177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.979227][ T32] r4:85a86a00 [ 1349.979855][ T32] INFO: task kworker/0:634:6622 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.979898][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.980043][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.980146][ T32] Call trace: [ 1349.980217][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.980316][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.980349][ T32] r4:00000000 [ 1349.980399][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.980445][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.980545][ T32] dd20: ce613000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.980605][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.980733][ T32] dd60: 800f0113 ffffffff [ 1349.980765][ T32] r5:800f0113 r4:80239bb0 [ 1349.980801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.980873][ T32] r4:82ac11e4 [ 1349.980898][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.980989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1349.981027][ T32] r4:e06cddc0 [ 1349.981101][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.981204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1349.981239][ T32] r4:00000000 [ 1349.981259][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.981333][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.981381][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.981434][ T32] r5:00001000 r4:dfd83000 [ 1349.981453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.981509][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.981594][ T32] r5:84ff7f8c r4:84ff7c00 [ 1349.981620][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.981666][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1349.981694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.981774][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.981827][ T32] r4:85004e00 [ 1349.981859][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.981931][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1349.981963][ T32] r4:00000001 [ 1349.981982][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.982042][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1349.982078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.982105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.982144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.982188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.982213][ T32] r4:8501e100 [ 1349.982234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.982299][ T32] INFO: task kworker/0:635:6624 blocked for more than 476 seconds. [ 1349.982400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.982527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.982579][ T32] task:kworker/0:635 state:D stack:0 pid:6624 tgid:6624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.982639][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.982743][ T32] Call trace: [ 1349.982833][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.982887][ T32] r10:829189c0 r9:ec6f1d84 r8:00000002 r7:60000113 r6:ec6f1d8c r5:858f2400 [ 1349.982910][ T32] r4:858f2400 [ 1349.983009][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.983056][ T32] r5:858f2400 r4:829189bc [ 1349.983103][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.983145][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.983214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 [ 1349.983242][ T32] r4:00000000 [ 1349.983261][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.983333][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.983401][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.983473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65440 [ 1349.983500][ T32] r4:00000000 [ 1349.983561][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.983658][ T32] r9:83018005 r8:858f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1349.983701][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.983801][ T32] r5:00001000 r4:ec777000 [ 1349.983848][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.983930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.984026][ T32] r5:85a2138c r4:85a21000 [ 1349.984073][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.984176][ T32] r7:dddced40 r6:83018000 r5:85a2138c r4:85a7fb00 [ 1349.984248][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.984350][ T32] r10:61c88647 r9:858f2400 r8:85a7fb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.984404][ T32] r4:85a7fb00 [ 1349.984444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.984567][ T32] r10:00000000 r9:85a7fb00 r8:8027ecf4 r7:ec6b1e60 r6:859ecd80 r5:858f2400 [ 1349.984639][ T32] r4:00000001 [ 1349.984684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.984750][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1349.984822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.984885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.984953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.985041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.985101][ T32] r4:85a86b40 [ 1349.985597][ T32] INFO: task kworker/0:635:6624 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1349.985640][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.985726][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.985802][ T32] Call trace: [ 1349.985858][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.985910][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1349.985961][ T32] r4:00000000 [ 1349.986012][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.986062][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1349.986091][ T32] dd20: ce613000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1349.986119][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1349.986168][ T32] dd60: 800f0113 ffffffff [ 1349.986195][ T32] r5:800f0113 r4:80239bb0 [ 1349.986319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.006821][ T32] r4:82ac11e4 [ 1350.006879][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.006962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.006986][ T32] r4:e06cddc0 [ 1350.007005][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.007048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.007070][ T32] r4:00000000 [ 1350.007089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.007132][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.007154][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.007199][ T32] r5:00001000 r4:dfd83000 [ 1350.007219][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.007530][ T32] r4:85004e00 ** 2 printk messages dropped ** [ 1350.007616][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.007841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.008078][ T32] INFO: task kworker/0:636:6626 blocked for more than 476 seconds. ** 4 printk messages dropped ** [ 1350.008400][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.008572][ T32] r4:858f1800 ** 1 printk messages dropped ** [ 1350.008667][ T32] r5:858f1800 r4:829189bc [ 1350.008751][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.008797][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.008896][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.009026][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1350.009210][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.009275][ T32] r5:00001000 r4:ec6fd000 [ 1350.009297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.009345][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.009413][ T32] r5:85a20b8c r4:85a20800 [ 1350.009436][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.009479][ T32] r7:dddced40 r6:83018000 r5:85a20b8c r4:85a7fb80 [ 1350.009526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.009575][ T32] r10:61c88647 r9:858f1800 r8:85a7fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.009597][ T32] r4:85a7fb80 [ 1350.009615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.009657][ T32] r10:00000000 r9:85a7fb80 r8:8027ecf4 r7:ec6f1e60 r6:859ece00 r5:858f1800 [ 1350.009711][ T32] r4:00000001 [ 1350.009733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.009767][ T32] Exception stack(0xec815fb0 to 0xec815ff8) [ 1350.009792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.009820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.009848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.009878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.009900][ T32] r4:85a86ec0 [ 1350.010648][ T32] INFO: task kworker/0:636:6626 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.010762][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.010941][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.011106][ T32] Call trace: [ 1350.011189][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.011310][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.011383][ T32] r4:00000000 [ 1350.011429][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.011525][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.011596][ T32] dd20: cea6b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.011680][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.011783][ T32] dd60: 800f0113 ffffffff [ 1350.011840][ T32] r5:800f0113 r4:80239bb0 [ 1350.011910][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.012006][ T32] r4:82ac11e4 [ 1350.012059][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.012168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.012224][ T32] r4:e06cddc0 [ 1350.012269][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.012370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.012419][ T32] r4:00000000 [ 1350.012550][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.012700][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.012757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.012841][ T32] r5:00001000 r4:dfd83000 [ 1350.012882][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.012966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.013052][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.013119][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.013237][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.013289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.013349][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.013398][ T32] r4:85004e00 [ 1350.013448][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.013516][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.013567][ T32] r4:00000001 [ 1350.013588][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.013649][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.013705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.013761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.013790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.013818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.013890][ T32] r4:8501e100 [ 1350.013946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.014026][ T32] INFO: task kworker/0:637:6628 blocked for more than 476 seconds. [ 1350.014060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.014084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.014123][ T32] task:kworker/0:637 state:D stack:0 pid:6628 tgid:6628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.014202][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.014255][ T32] Call trace: [ 1350.014293][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.014345][ T32] r10:829189c0 r9:ec81dd84 r8:00000002 r7:60000113 r6:ec81dd8c r5:858f3c00 [ 1350.014373][ T32] r4:858f3c00 [ 1350.014418][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.014490][ T32] r5:858f3c00 r4:829189bc [ 1350.014512][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.014554][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.014601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1350.014623][ T32] r4:00000000 [ 1350.014641][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.014710][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.014750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.014791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a86f00 [ 1350.014828][ T32] r4:00000000 [ 1350.014850][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.014891][ T32] r9:83018005 r8:858f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f131000 [ 1350.014911][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.014951][ T32] r5:00001000 r4:ec73f000 [ 1350.014999][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.015047][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.015084][ T32] r5:85a20f8c r4:85a20c00 [ 1350.015104][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.015145][ T32] r7:dddced40 r6:83018000 r5:85a20f8c r4:85a7fc00 [ 1350.015166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.015214][ T32] r10:61c88647 r9:858f3c00 r8:85a7fc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.015237][ T32] r4:85a7fc00 [ 1350.015282][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.015345][ T32] r10:00000000 r9:85a7fc00 r8:8027ecf4 r7:ec6f1e60 r6:859ece80 r5:858f3c00 [ 1350.015371][ T32] r4:00000001 [ 1350.015391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.015451][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1350.015504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.015558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.015613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.015645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.015718][ T32] r4:85a86d00 [ 1350.016056][ T32] INFO: task kworker/0:637:6628 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.016172][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.048922][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.049363][ T32] Call trace: [ 1350.049496][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.049627][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.049682][ T32] r4:00000000 [ 1350.049726][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.049873][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.049961][ T32] dd20: cec96000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.050034][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.050086][ T32] dd60: 800f0113 ffffffff [ 1350.050135][ T32] r5:800f0113 r4:80239bb0 [ 1350.050176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.050291][ T32] r4:82ac11e4 [ 1350.050343][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.050443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.050488][ T32] r4:e06cddc0 [ 1350.050524][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.050575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.050602][ T32] r4:00000000 [ 1350.050622][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.050666][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.050716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.050761][ T32] r5:00001000 r4:dfd83000 [ 1350.050781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.050819][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.050874][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.050899][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.050969][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.051024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.051079][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.051103][ T32] r4:85004e00 [ 1350.051123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.051169][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.051199][ T32] r4:00000001 [ 1350.051268][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.051335][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.051397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.051428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.051456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.051484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.051534][ T32] r4:8501e100 [ 1350.051566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.051640][ T32] INFO: task kworker/0:638:6630 blocked for more than 476 seconds. [ 1350.051740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.051769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.051792][ T32] task:kworker/0:638 state:D stack:0 pid:6630 tgid:6630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.051875][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.051957][ T32] Call trace: [ 1350.052021][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.052069][ T32] r10:829189c0 r9:ece9dd84 r8:00000002 r7:60000113 r6:ece9dd8c r5:858f6000 [ 1350.052115][ T32] r4:858f6000 [ 1350.052162][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.052223][ T32] r5:858f6000 r4:829189bc [ 1350.052270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.052375][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.052469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece9de08 [ 1350.052538][ T32] r4:00000000 [ 1350.052599][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.052643][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.052737][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.052843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b380 [ 1350.052895][ T32] r4:00000000 [ 1350.052954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.053041][ T32] r9:83018005 r8:858f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f143000 [ 1350.053091][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.053186][ T32] r5:00001000 r4:ec81f000 [ 1350.053235][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.053317][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.053425][ T32] r5:85a2238c r4:85a22000 [ 1350.053462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.053507][ T32] r7:dddced40 r6:83018000 r5:85a2238c r4:85a7fc80 [ 1350.053528][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.053601][ T32] r10:61c88647 r9:858f6000 r8:85a7fcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.053630][ T32] r4:85a7fc80 [ 1350.053649][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.053714][ T32] r10:00000000 r9:85a7fc80 r8:8027ecf4 r7:ec6f1e60 r6:859ecf00 r5:858f6000 [ 1350.053767][ T32] r4:00000001 [ 1350.053809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.053880][ T32] Exception stack(0xece9dfb0 to 0xece9dff8) [ 1350.053938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.053983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.054035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.054093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.054127][ T32] r4:85a86e40 [ 1350.054944][ T32] INFO: task kworker/0:638:6630 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.055023][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.055139][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.055231][ T32] Call trace: [ 1350.055310][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1350.055618][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 2 printk messages dropped ** [ 1350.055862][ T32] dd60: 800f0113 ffffffff ** 4 printk messages dropped ** [ 1350.056149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1350.077494][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.077763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.078378][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.078914][ T32] task:kworker/0:639 state:D stack:0 pid:6633 tgid:6633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.079333][ T32] r4:858f6c00 [ 1350.079390][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.079450][ T32] r5:858f6c00 r4:829189bc [ 1350.079473][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.079513][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.079559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf05e08 [ 1350.079581][ T32] r4:00000000 [ 1350.079642][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.079698][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.079737][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.079803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b040 [ 1350.079836][ T32] r4:00000000 [ 1350.079856][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.079898][ T32] r9:83018005 r8:858f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1350.079944][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.080075][ T32] r5:00001000 r4:ec781000 [ 1350.080099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.080158][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.080203][ T32] r5:85a2178c r4:85a21400 [ 1350.080222][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.080290][ T32] r7:dddced40 r6:83018000 r5:85a2178c r4:85a7fd00 [ 1350.080580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.080647][ T32] r10:61c88647 r9:858f6c00 r8:85a7fd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.080693][ T32] r4:85a7fd00 [ 1350.080756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.080804][ T32] r10:00000000 r9:85a7fd00 r8:8027ecf4 r7:ece9de60 r6:85a9f080 r5:858f6c00 [ 1350.080827][ T32] r4:00000001 [ 1350.080941][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.080985][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 1350.081012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.081061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.081095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.081124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.081171][ T32] r4:85a651c0 [ 1350.081797][ T32] INFO: task kworker/0:639:6633 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.081839][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.082040][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.082131][ T32] Call trace: [ 1350.082275][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.082326][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.082370][ T32] r4:00000000 [ 1350.082396][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.082436][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.082492][ T32] dd20: cf078000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.082525][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.082575][ T32] dd60: 800f0113 ffffffff [ 1350.082603][ T32] r5:800f0113 r4:80239bb0 [ 1350.082624][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.082665][ T32] r4:82ac11e4 [ 1350.082685][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.082752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.082901][ T32] r4:e06cddc0 [ 1350.083023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.083072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.083094][ T32] r4:00000000 [ 1350.083223][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.083338][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.083372][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.083413][ T32] r5:00001000 r4:dfd83000 [ 1350.083433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.083497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.083540][ T32] r5:84ff7f8c r4:84ff7c00 ** 3 printk messages dropped ** [ 1350.083702][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1350.083745][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.083789][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.083811][ T32] r4:00000001 [ 1350.083955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.084074][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.084281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.084312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.084340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.084376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.084467][ T32] r4:8501e100 [ 1350.084504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.084534][ T32] INFO: task kworker/0:640:6636 blocked for more than 476 seconds. [ 1350.084565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.084643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.084676][ T32] task:kworker/0:640 state:D stack:0 pid:6636 tgid:6636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.084727][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.084969][ T32] Call trace: [ 1350.085003][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.085050][ T32] r10:829189c0 r9:ecfb1d84 r8:00000002 r7:60000113 r6:ecfb1d8c r5:858f8000 [ 1350.085073][ T32] r4:858f8000 [ 1350.085092][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.085134][ T32] r5:858f8000 r4:829189bc [ 1350.085318][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.085423][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.085622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 [ 1350.085648][ T32] r4:00000000 [ 1350.085667][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.085710][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.085747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.085787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b140 [ 1350.085809][ T32] r4:00000000 [ 1350.085828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.085868][ T32] r9:83018005 r8:858f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1350.086056][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.086099][ T32] r5:00001000 r4:ec793000 [ 1350.086119][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.086163][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.086203][ T32] r5:85a21b8c r4:85a21800 [ 1350.086225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.086329][ T32] r7:dddced40 r6:83018000 r5:85a21b8c r4:85a7fd80 [ 1350.117340][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.117482][ T32] r10:61c88647 r9:858f8000 r8:85a7fdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.117508][ T32] r4:85a7fd80 [ 1350.117550][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.117612][ T32] r10:00000000 r9:85a7fd80 r8:8027ecf4 r7:ece9de60 r6:85a9f100 r5:858f8000 [ 1350.117662][ T32] r4:00000001 [ 1350.117687][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.117750][ T32] Exception stack(0xecfb1fb0 to 0xecfb1ff8) [ 1350.117795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.117826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.117853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.117882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.117905][ T32] r4:85a9b280 [ 1350.118710][ T32] INFO: task kworker/0:640:6636 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.118797][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.118910][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.118967][ T32] Call trace: [ 1350.119015][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1350.119327][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.119651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1350.120022][ T32] r5:84ff7f8c r4:84ff7c00 ** 1 printk messages dropped ** [ 1350.120112][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 4 printk messages dropped ** [ 1350.120375][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 4 printk messages dropped ** [ 1350.120738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.120790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.120823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.120873][ T32] r4:8501e100 [ 1350.120899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.120954][ T32] INFO: task kworker/0:641:6637 blocked for more than 476 seconds. [ 1350.121005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.121035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.121057][ T32] task:kworker/0:641 state:D stack:0 pid:6637 tgid:6637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.121123][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.121166][ T32] Call trace: [ 1350.121196][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.121269][ T32] r10:829189c0 r9:ecfcdd84 r8:00000002 r7:60000113 r6:ecfcdd8c r5:858f8c00 [ 1350.121295][ T32] r4:858f8c00 [ 1350.121315][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.121361][ T32] r5:858f8c00 r4:829189bc [ 1350.121380][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.121419][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.121465][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfcde08 [ 1350.121487][ T32] r4:00000000 [ 1350.121531][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.121573][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.121637][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.121684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b2c0 [ 1350.121708][ T32] r4:00000000 [ 1350.121726][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.121767][ T32] r9:83018005 r8:858f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1350.121788][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.121826][ T32] r5:00001000 r4:ec79d000 [ 1350.121846][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.121884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.121924][ T32] r5:85a21f8c r4:85a21c00 [ 1350.122022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.122092][ T32] r7:dddced40 r6:83018000 r5:85a21f8c r4:85a7fe00 [ 1350.122117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.122162][ T32] r10:61c88647 r9:858f8c00 r8:85a7fe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.122184][ T32] r4:85a7fe00 [ 1350.122202][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.122294][ T32] r10:00000000 r9:85a7fe00 r8:8027ecf4 r7:ece9de60 r6:85a9f180 r5:858f8c00 [ 1350.122319][ T32] r4:00000001 [ 1350.122342][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.122418][ T32] Exception stack(0xecfcdfb0 to 0xecfcdff8) [ 1350.122465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.122498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.122555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.122667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.122786][ T32] r4:85a9b100 [ 1350.123162][ T32] INFO: task kworker/0:641:6637 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.123199][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.123257][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.123319][ T32] Call trace: [ 1350.123371][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.123422][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.123445][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.123578][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1350.123818][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1350.123937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1350.124283][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1350.124669][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1350.124899][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1350.125410][ T32] INFO: task kworker/0:642:6639 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.125863][ T32] r4:858fa400 [ 1350.125884][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.125926][ T32] r5:858fa400 r4:829189bc [ 1350.125971][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.126016][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.126061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c5e08 [ 1350.126083][ T32] r4:00000000 [ 1350.126120][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.126237][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.157158][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.157282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b740 [ 1350.157308][ T32] r4:00000000 [ 1350.157329][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.157387][ T32] r9:83018005 r8:858fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f149000 [ 1350.157410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.157454][ T32] r5:00001000 r4:ec8e7000 [ 1350.157474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.157513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.157554][ T32] r5:85a22f8c r4:85a22c00 [ 1350.157573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.157618][ T32] r7:dddced40 r6:83018000 r5:85a22f8c r4:85a7fe80 [ 1350.157639][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.157683][ T32] r10:61c88647 r9:858fa400 r8:85a7feac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.157705][ T32] r4:85a7fe80 [ 1350.157723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.157767][ T32] r10:00000000 r9:85a7fe80 r8:8027ecf4 r7:ece9de60 r6:85a9f200 r5:858fa400 [ 1350.157788][ T32] r4:00000001 [ 1350.157808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.157844][ T32] Exception stack(0xed0c5fb0 to 0xed0c5ff8) [ 1350.157874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.157903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.157929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.157994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.158021][ T32] r4:85a9b200 [ 1350.158699][ T32] INFO: task kworker/0:642:6639 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.158744][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.158824][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.158908][ T32] Call trace: [ 1350.158947][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.159001][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.159023][ T32] r4:00000000 [ 1350.159044][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.159085][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.159144][ T32] dd20: cfaed000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.159279][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.159398][ T32] dd60: 800f0113 ffffffff [ 1350.159428][ T32] r5:800f0113 r4:80239bb0 [ 1350.159611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.159819][ T32] r4:82ac11e4 [ 1350.160290][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.160339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.160496][ T32] r4:e06cddc0 [ 1350.160522][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.160565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.160658][ T32] r4:00000000 [ 1350.160932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.160979][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.161002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.161042][ T32] r5:00001000 r4:dfd83000 [ 1350.161289][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.161403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1350.162536][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1350.163897][ T32] INFO: task kworker/0:643:6641 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.164875][ T32] r5:858f9800 r4:829189bc [ 1350.164894][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.164933][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.165206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1350.165958][ T32] r5:85a2278c r4:85a22400 ** 4 printk messages dropped ** [ 1350.166108][ T32] r4:85a7ff00 ** 2 printk messages dropped ** [ 1350.191721][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.191986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.192716][ T32] INFO: task kworker/0:643:6641 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 5 printk messages dropped ** [ 1350.193370][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.193603][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1350.193919][ T32] r4:e06cddc0 ** 1 printk messages dropped ** [ 1350.193981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 6 printk messages dropped ** [ 1350.194191][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.194420][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1350.194552][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.194587][ T32] r4:00000001 [ 1350.194608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.194667][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.194703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.194733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.194760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.194788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.194811][ T32] r4:8501e100 [ 1350.194834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.194866][ T32] INFO: task kworker/0:644:6643 blocked for more than 476 seconds. [ 1350.194915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.194949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.194971][ T32] task:kworker/0:644 state:D stack:0 pid:6643 tgid:6643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.195018][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.195080][ T32] Call trace: [ 1350.195110][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.195155][ T32] r10:829189c0 r9:ed0d5d84 r8:00000002 r7:60000013 r6:ed0d5d8c r5:858fc800 [ 1350.195178][ T32] r4:858fc800 [ 1350.195197][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.195239][ T32] r5:858fc800 r4:829189bc [ 1350.195259][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.195299][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.195349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d5e08 [ 1350.195373][ T32] r4:00000000 [ 1350.195393][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.195431][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.195468][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.195508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b600 [ 1350.195530][ T32] r4:00000000 [ 1350.195548][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.195588][ T32] r9:83018005 r8:858fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f147000 [ 1350.195610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.195648][ T32] r5:00001000 r4:ec8db000 [ 1350.195666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.195705][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.195744][ T32] r5:85a22b8c r4:85a22800 [ 1350.195764][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.195805][ T32] r7:dddced40 r6:83018000 r5:85a22b8c r4:85a7ff80 [ 1350.195826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.195870][ T32] r10:61c88647 r9:858fc800 r8:85a7ffac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.195893][ T32] r4:85a7ff80 [ 1350.195913][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.195954][ T32] r10:00000000 r9:85a7ff80 r8:8027ecf4 r7:ed0c5e60 r6:85a9f300 r5:858fc800 [ 1350.195978][ T32] r4:00000001 [ 1350.196012][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.196050][ T32] Exception stack(0xed0d5fb0 to 0xed0d5ff8) [ 1350.196078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.196107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.196133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.196161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.196183][ T32] r4:85a9b500 [ 1350.210724][ T32] INFO: task kworker/0:644:6643 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.210884][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.210972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.211043][ T32] Call trace: [ 1350.211076][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.211153][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.211195][ T32] r4:00000000 [ 1350.211236][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.211281][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.211337][ T32] dd20: d0029000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.211379][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.211404][ T32] dd60: 800f0113 ffffffff [ 1350.211473][ T32] r5:800f0113 r4:80239bb0 [ 1350.211506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.211553][ T32] r4:82ac11e4 [ 1350.211573][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.211615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.211663][ T32] r4:e06cddc0 [ 1350.211700][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.211744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.211767][ T32] r4:00000000 [ 1350.211802][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.211858][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.211908][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.211972][ T32] r5:00001000 r4:dfd83000 [ 1350.212080][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.212165][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1350.212423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.212753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1350.213035][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.213269][ T32] r5:858fb000 r4:829189bc [ 1350.213288][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.213380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 [ 1350.213403][ T32] r4:00000000 [ 1350.213423][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.213460][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.213496][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.213535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bb40 [ 1350.213556][ T32] r4:00000000 [ 1350.213574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.213613][ T32] r9:83018005 r8:858fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f15d000 [ 1350.213637][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.213675][ T32] r5:00001000 r4:ec9bb000 [ 1350.213694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.213755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.213814][ T32] r5:85a2378c r4:85a23400 [ 1350.213836][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.213879][ T32] r7:dddced40 r6:83018000 r5:85a2378c r4:85aa7000 [ 1350.213955][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.214070][ T32] r10:61c88647 r9:858fb000 r8:85aa702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.214152][ T32] r4:85aa7000 [ 1350.214203][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.214304][ T32] r10:00000000 r9:85aa7000 r8:8027ecf4 r7:ed0c5e60 r6:85a9f380 r5:858fb000 [ 1350.214440][ T32] r4:00000001 [ 1350.214498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.214578][ T32] Exception stack(0xed0ddfb0 to 0xed0ddff8) [ 1350.214645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.214731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.214791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.214875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.214960][ T32] r4:85a9b640 [ 1350.215384][ T32] INFO: task kworker/0:645:6645 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 4 printk messages dropped ** [ 1350.216018][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1350.240221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1350.240585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.240635][ T32] r5:00001000 r4:dfd83000 [ 1350.240656][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.240695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.240757][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.240781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.240825][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.240845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.240914][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.240967][ T32] r4:85004e00 [ 1350.241042][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.241109][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.241159][ T32] r4:00000001 [ 1350.241189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.241226][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.241254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.241294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.241323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.241361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.241384][ T32] r4:8501e100 [ 1350.241409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1350.241573][ T32] task:kworker/0:646 state:D stack:0 pid:6650 tgid:6650 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.241932][ T32] r5:858fbc00 r4:829189bc [ 1350.241954][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.242063][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.242296][ T32] r9:83018005 r8:858fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1350.242657][ T32] r10:61c88647 r9:858fbc00 r8:85aa70ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.242921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.244096][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.244675][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1350.245026][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.245303][ T32] r5:84ff7f8c r4:84ff7c00 ** 5 printk messages dropped ** [ 1350.245480][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1350.245765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1350.246056][ T32] r4:858fe000 ** 1 printk messages dropped ** [ 1350.246117][ T32] r5:858fe000 r4:829189bc [ 1350.246137][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.270781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bc80 ** 9 printk messages dropped ** [ 1350.271526][ T32] r7:dddced40 r6:83018000 r5:85a23b8c r4:85aa7100 ** 7 printk messages dropped ** [ 1350.272092][ T32] Exception stack(0xed0bdfb0 to 0xed0bdff8) ** 5 printk messages dropped ** [ 1350.273335][ T32] INFO: task kworker/0:647:6653 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 13 printk messages dropped ** [ 1350.274430][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.274763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 7 printk messages dropped ** [ 1350.275328][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.275417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.275503][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.275548][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.275635][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.275693][ T32] r4:85004e00 [ 1350.275734][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.275816][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.275859][ T32] r4:00000001 [ 1350.275897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.276009][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.276043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.276072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.276153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.286786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.286901][ T32] r4:8501e100 [ 1350.286936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.286970][ T32] INFO: task kworker/0:648:6655 blocked for more than 476 seconds. [ 1350.287026][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.287059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.287109][ T32] task:kworker/0:648 state:D stack:0 pid:6655 tgid:6655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.287176][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.287274][ T32] Call trace: [ 1350.287345][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.287403][ T32] r10:829189c0 r9:ed0e5d84 r8:00000002 r7:60000013 r6:ed0e5d8c r5:84e28000 [ 1350.287439][ T32] r4:84e28000 [ 1350.287499][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.287568][ T32] r5:84e28000 r4:829189bc [ 1350.287593][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.287635][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.287707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e5e08 [ 1350.287742][ T32] r4:00000000 [ 1350.287767][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.287835][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.287934][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.288038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a99200 [ 1350.288077][ T32] r4:00000000 [ 1350.288118][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.288209][ T32] r9:83018005 r8:84e28000 r7:00000000 r6:83018000 r5:00001000 r4:7f169000 [ 1350.288272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.288371][ T32] r5:00001000 r4:eccd1000 [ 1350.288420][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.288539][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.288629][ T32] r5:85a2438c r4:85a24000 [ 1350.288729][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.288807][ T32] r7:dddced40 r6:83018000 r5:85a2438c r4:85aa7180 [ 1350.288833][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.288931][ T32] r10:61c88647 r9:84e28000 r8:85aa71ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.288964][ T32] r4:85aa7180 [ 1350.288984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.289057][ T32] r10:00000000 r9:85aa7180 r8:8027ecf4 r7:ed0bde60 r6:85aa7200 r5:84e28000 [ 1350.289081][ T32] r4:00000001 [ 1350.289127][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.289195][ T32] Exception stack(0xed0e5fb0 to 0xed0e5ff8) [ 1350.289259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.289290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.289317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.289374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.289425][ T32] r4:85a9bcc0 [ 1350.290061][ T32] INFO: task kworker/0:648:6655 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.290119][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.290303][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.290424][ T32] Call trace: [ 1350.290471][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.290534][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.290559][ T32] r4:00000000 [ 1350.290583][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.290622][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.290674][ T32] dd20: d054a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.290739][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.290766][ T32] dd60: 800f0113 ffffffff [ 1350.290790][ T32] r5:800f0113 r4:80239bb0 [ 1350.290811][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.290879][ T32] r4:82ac11e4 [ 1350.290937][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.291009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.291071][ T32] r4:e06cddc0 [ 1350.291095][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.291142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.291165][ T32] r4:00000000 [ 1350.291190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.291260][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.291328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.291424][ T32] r5:00001000 r4:dfd83000 [ 1350.291463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.291532][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.291607][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.291637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.291685][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.291734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.291782][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.291830][ T32] r4:85004e00 [ 1350.291861][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.291933][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.291959][ T32] r4:00000001 [ 1350.292057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.292116][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.292178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.292212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.292261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.292300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.292330][ T32] r4:8501e100 [ 1350.292350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.292378][ T32] INFO: task kworker/0:649:6659 blocked for more than 476 seconds. [ 1350.292436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.292464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.292519][ T32] task:kworker/0:649 state:D stack:0 pid:6659 tgid:6659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.292621][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.292745][ T32] Call trace: [ 1350.292789][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.292835][ T32] r10:829189c0 r9:ed0f5d84 r8:00000002 r7:60000113 r6:ed0f5d8c r5:84e29800 [ 1350.292858][ T32] r4:84e29800 [ 1350.292885][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.292976][ T32] r5:84e29800 r4:829189bc [ 1350.292999][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.293070][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.293155][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f5e08 [ 1350.293220][ T32] r4:00000000 [ 1350.293257][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.293369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.293446][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.293493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a99000 [ 1350.293517][ T32] r4:00000000 [ 1350.293537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.293581][ T32] r9:83018005 r8:84e29800 r7:00000000 r6:83018000 r5:00001000 r4:7f167000 [ 1350.293667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.293716][ T32] r5:00001000 r4:ecbef000 [ 1350.293738][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.293838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.293917][ T32] r5:85a23f8c r4:85a23c00 [ 1350.293944][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.294017][ T32] r7:dddced40 r6:83018000 r5:85a23f8c r4:85aa7280 [ 1350.294043][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.294089][ T32] r10:61c88647 r9:84e29800 r8:85aa72ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.294111][ T32] r4:85aa7280 [ 1350.294139][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.294233][ T32] r10:00000000 r9:85aa7280 r8:8027ecf4 r7:ed0e5e60 r6:85aa7300 r5:84e29800 [ 1350.294261][ T32] r4:00000001 [ 1350.294330][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.294399][ T32] Exception stack(0xed0f5fb0 to 0xed0f5ff8) [ 1350.294464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.294498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.294526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.294568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.294607][ T32] r4:85a9bf00 [ 1350.295152][ T32] INFO: task kworker/0:649:6659 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.295198][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.295259][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.295354][ T32] Call trace: [ 1350.295404][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.295480][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.295542][ T32] r4:00000000 [ 1350.295596][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.295689][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.295751][ T32] dd20: d054a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.295829][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.295904][ T32] dd60: 800f0113 ffffffff [ 1350.295958][ T32] r5:800f0113 r4:80239bb0 [ 1350.296018][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.296126][ T32] r4:82ac11e4 [ 1350.296176][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.326020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.326091][ T32] r4:e06cddc0 [ 1350.326119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.326263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.326741][ T32] r4:00000000 [ 1350.326813][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.326938][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.326967][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.327068][ T32] r5:00001000 r4:dfd83000 [ 1350.327119][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.327190][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.327262][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.327301][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.327415][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.327442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.327509][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.327563][ T32] r4:85004e00 [ 1350.327593][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.327655][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.327693][ T32] r4:00000001 [ 1350.327731][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.327816][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.327895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.328000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.328043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.328077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.328126][ T32] r4:8501e100 [ 1350.328182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.328242][ T32] INFO: task kworker/0:650:6661 blocked for more than 476 seconds. [ 1350.328342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.328401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.328435][ T32] task:kworker/0:650 state:D stack:0 pid:6661 tgid:6661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.328563][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.328619][ T32] Call trace: [ 1350.328651][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.328704][ T32] r10:829189c0 r9:ed0f1d84 r8:00000002 r7:60000013 r6:ed0f1d8c r5:84e2a400 [ 1350.328749][ T32] r4:84e2a400 [ 1350.328779][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.328821][ T32] r5:84e2a400 r4:829189bc [ 1350.328841][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.328880][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.328941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 [ 1350.328992][ T32] r4:00000000 [ 1350.329034][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.329114][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.329204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.329292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a993c0 [ 1350.329350][ T32] r4:00000000 [ 1350.329423][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.329517][ T32] r9:83018005 r8:84e2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1350.329567][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.329647][ T32] r5:00001000 r4:ecce5000 [ 1350.329677][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.329719][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.329772][ T32] r5:85a2478c r4:85a24400 [ 1350.329803][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.329882][ T32] r7:dddced40 r6:83018000 r5:85a2478c r4:85aa7380 [ 1350.329904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.329949][ T32] r10:61c88647 r9:84e2a400 r8:85aa73ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.329970][ T32] r4:85aa7380 [ 1350.329999][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.330079][ T32] r10:00000000 r9:85aa7380 r8:8027ecf4 r7:ed0e5e60 r6:85aa7400 r5:84e2a400 [ 1350.330130][ T32] r4:00000001 [ 1350.330165][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.330218][ T32] Exception stack(0xed0f1fb0 to 0xed0f1ff8) [ 1350.330247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.330300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.330361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.330406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.330429][ T32] r4:85a99340 [ 1350.331193][ T32] INFO: task kworker/0:650:6661 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.331270][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.331446][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.331545][ T32] Call trace: [ 1350.331637][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.331734][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 8 printk messages dropped ** [ 1350.332309][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.332539][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1350.333083][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1350.333454][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 7 printk messages dropped ** [ 1350.334011][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1350.334442][ T32] INFO: task kworker/0:651:6664 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.335094][ T32] r5:84e2b000 r4:829189bc [ 1350.335146][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.335520][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.336058][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.363726][ T32] r4:85aa7480 [ 1350.363747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.363816][ T32] r10:00000000 r9:85aa7480 r8:8027ecf4 r7:ed0f1e60 r6:85aa7500 r5:84e2b000 [ 1350.363843][ T32] r4:00000001 [ 1350.363888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.363937][ T32] Exception stack(0xed0e1fb0 to 0xed0e1ff8) [ 1350.363966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.363997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.364024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.364052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.364075][ T32] r4:85a99380 [ 1350.364660][ T32] INFO: task kworker/0:651:6664 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.364702][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.364771][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.364817][ T32] Call trace: [ 1350.364850][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.364902][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.364927][ T32] r4:00000000 [ 1350.364948][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.364985][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.365014][ T32] dd20: d0ff0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.365043][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.365067][ T32] dd60: 800f0113 ffffffff [ 1350.365090][ T32] r5:800f0113 r4:80239bb0 [ 1350.365110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.365151][ T32] r4:82ac11e4 [ 1350.365171][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.365214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.365238][ T32] r4:e06cddc0 [ 1350.365257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.365298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.365326][ T32] r4:00000000 [ 1350.365346][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.365405][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.365432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.365523][ T32] r5:00001000 r4:dfd83000 [ 1350.365548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.365588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.365626][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.365646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.365688][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.365708][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.365751][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.365775][ T32] r4:85004e00 [ 1350.365794][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.365840][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.365862][ T32] r4:00000001 [ 1350.365881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1350.365939][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.366021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1350.366218][ T32] task:kworker/0:652 state:D stack:0 pid:6666 tgid:6666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.372599][ T32] r5:84e2c800 r4:829189bc [ 1350.372621][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.372662][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.372708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e9e08 [ 1350.372730][ T32] r4:00000000 [ 1350.372749][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1350.372827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1350.372985][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.373029][ T32] r5:00001000 r4:eccff000 [ 1350.373049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.373088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.373126][ T32] r5:85a24b8c r4:85a24800 [ 1350.373146][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.373190][ T32] r7:dddced40 r6:83018000 r5:85a24b8c r4:85aa7580 [ 1350.373211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.373256][ T32] r10:61c88647 r9:84e2c800 r8:85aa75ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.373302][ T32] r4:85aa7580 [ 1350.373354][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.373402][ T32] r10:00000000 r9:85aa7580 r8:8027ecf4 r7:ed0e1e60 r6:85aa7600 r5:84e2c800 [ 1350.373425][ T32] r4:00000001 [ 1350.373445][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.373540][ T32] Exception stack(0xed0e9fb0 to 0xed0e9ff8) [ 1350.373579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.373608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.373636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.373664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.373686][ T32] r4:85a994c0 [ 1350.374285][ T32] INFO: task kworker/0:652:6666 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.374388][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.374543][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.374659][ T32] Call trace: [ 1350.374756][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.374861][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.374916][ T32] r4:00000000 [ 1350.374949][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.374989][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.375019][ T32] dd20: d0ff0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.375048][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.375097][ T32] dd60: 800f0113 ffffffff [ 1350.375149][ T32] r5:800f0113 r4:80239bb0 [ 1350.375187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.375242][ T32] r4:82ac11e4 [ 1350.375266][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.375311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.375342][ T32] r4:e06cddc0 [ 1350.375378][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.375422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.375444][ T32] r4:00000000 [ 1350.375462][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.375502][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.375523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.375562][ T32] r5:00001000 r4:dfd83000 [ 1350.375587][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.375628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.375666][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.375686][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.375815][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1350.376136][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.391251][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.391554][ T32] r5:84e2bc00 r4:829189bc [ 1350.391591][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.391641][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.391851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a99cc0 ** 9 printk messages dropped ** [ 1350.392190][ T32] r7:dddced40 r6:83018000 r5:85a2578c r4:85aa7700 ** 7 printk messages dropped ** [ 1350.392441][ T32] Exception stack(0xed101fb0 to 0xed101ff8) ** 6 printk messages dropped ** [ 1350.393296][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.393806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 6 printk messages dropped ** [ 1350.394014][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.394323][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1350.394518][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.394767][ T32] task:kworker/0:654 state:D stack:0 pid:6670 tgid:6670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.395069][ T32] r5:858fd400 r4:829189bc ** 1 printk messages dropped ** [ 1350.395243][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.395568][ T32] r9:83018005 r8:858fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 ** 3 printk messages dropped ** [ 1350.395701][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.395738][ T32] r5:85a2538c r4:85a25000 [ 1350.395757][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.395800][ T32] r7:dddced40 r6:83018000 r5:85a2538c r4:85aa7800 [ 1350.395822][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.395865][ T32] r10:61c88647 r9:858fd400 r8:85aa782c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.395888][ T32] r4:85aa7800 [ 1350.395906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.395948][ T32] r10:00000000 r9:85aa7800 r8:8027ecf4 r7:ed101e60 r6:85a9f500 r5:858fd400 [ 1350.395969][ T32] r4:00000001 [ 1350.395988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.396021][ T32] Exception stack(0xed0f9fb0 to 0xed0f9ff8) [ 1350.396047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.396075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.396101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.396129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.396151][ T32] r4:85a99640 [ 1350.407211][ T32] INFO: task kworker/0:654:6670 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.407398][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.407506][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.407607][ T32] Call trace: [ 1350.407645][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.407708][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.407732][ T32] r4:00000000 [ 1350.407754][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.407793][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.407824][ T32] dd20: d136f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.407853][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.407876][ T32] dd60: 800f0113 ffffffff [ 1350.407900][ T32] r5:800f0113 r4:80239bb0 [ 1350.407919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.407962][ T32] r4:82ac11e4 [ 1350.407983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.408023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.408045][ T32] r4:e06cddc0 [ 1350.408064][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.408105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.408127][ T32] r4:00000000 [ 1350.408163][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.408211][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.408234][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.408289][ T32] r5:00001000 r4:dfd83000 [ 1350.408313][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.408367][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.408410][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.408431][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.408518][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.408558][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.408610][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.408634][ T32] r4:85004e00 [ 1350.408653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.408956][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.408986][ T32] r4:00000001 [ 1350.409007][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.409068][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.409099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.409128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.409155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.409182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.409204][ T32] r4:8501e100 [ 1350.409228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.409263][ T32] INFO: task kworker/0:655:6674 blocked for more than 476 seconds. [ 1350.409298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.409323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.409370][ T32] task:kworker/0:655 state:D stack:0 pid:6674 tgid:6674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.409422][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.409479][ T32] Call trace: [ 1350.409515][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.409564][ T32] r10:829189c0 r9:ed0fdd84 r8:00000002 r7:60000013 r6:ed0fdd8c r5:858fec00 [ 1350.409587][ T32] r4:858fec00 [ 1350.409607][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.409646][ T32] r5:858fec00 r4:829189bc [ 1350.409690][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.409735][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.409783][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0fde08 [ 1350.409807][ T32] r4:00000000 [ 1350.409826][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.409876][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.409916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.410012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a99d80 [ 1350.410037][ T32] r4:00000000 [ 1350.410057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.410097][ T32] r9:83018005 r8:858fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [ 1350.410123][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.410163][ T32] r5:00001000 r4:ecefd000 [ 1350.410182][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1350.410304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.410661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.411465][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1350.411774][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1350.411936][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.412344][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.412422][ T32] r4:85004e00 [ 1350.412510][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.412567][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.412590][ T32] r4:00000001 [ 1350.412610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.412644][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.412687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.412721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.412746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.412776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.412798][ T32] r4:8501e100 [ 1350.412817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.412923][ T32] INFO: task kworker/0:656:6676 blocked for more than 476 seconds. [ 1350.412958][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.413042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.413075][ T32] task:kworker/0:656 state:D stack:0 pid:6676 tgid:6676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.413122][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.413226][ T32] Call trace: [ 1350.413294][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.413411][ T32] r10:829189c0 r9:ed109d84 r8:00000002 r7:60000113 r6:ed109d8c r5:858e8000 [ 1350.413466][ T32] r4:858e8000 [ 1350.413512][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.413564][ T32] r5:858e8000 r4:829189bc [ 1350.413608][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.413686][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.413771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed109e08 [ 1350.413834][ T32] r4:00000000 [ 1350.413864][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.413937][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.414011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.414088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a99c40 [ 1350.414149][ T32] r4:00000000 [ 1350.414193][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.414289][ T32] r9:83018005 r8:858e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1350.414334][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.414398][ T32] r5:00001000 r4:eb785000 [ 1350.414445][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.414516][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.414603][ T32] r5:85a2638c r4:85a26000 [ 1350.414725][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.414853][ T32] r7:dddced40 r6:83018000 r5:85a2638c r4:85aa7900 [ 1350.414910][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.415000][ T32] r10:61c88647 r9:858e8000 r8:85aa792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.415047][ T32] r4:85aa7900 [ 1350.415090][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.415178][ T32] r10:00000000 r9:85aa7900 r8:8027ecf4 r7:ed0fde60 r6:85a9f600 r5:858e8000 [ 1350.415240][ T32] r4:00000001 [ 1350.415303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.415350][ T32] Exception stack(0xed109fb0 to 0xed109ff8) [ 1350.415419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.415480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.415548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.415610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.415652][ T32] r4:85a99c00 [ 1350.416128][ T32] INFO: task kworker/0:656:6676 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.416209][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.447224][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.447433][ T32] Call trace: [ 1350.447516][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.447637][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.447690][ T32] r4:00000000 [ 1350.447733][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.447810][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.447875][ T32] dd20: d19bc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.447968][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.448023][ T32] dd60: 800f0113 ffffffff [ 1350.448072][ T32] r5:800f0113 r4:80239bb0 [ 1350.448127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.448247][ T32] r4:82ac11e4 [ 1350.448275][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.448404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.448466][ T32] r4:e06cddc0 [ 1350.448535][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.448628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.448666][ T32] r4:00000000 [ 1350.448687][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.448759][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.448794][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.448837][ T32] r5:00001000 r4:dfd83000 [ 1350.448856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.448934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.449051][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.449099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.449184][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.449225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.449313][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.449378][ T32] r4:85004e00 [ 1350.449424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.449517][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.449573][ T32] r4:00000001 [ 1350.449659][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.449737][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.449789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.449874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.449937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.449995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.450054][ T32] r4:8501e100 [ 1350.450109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.450183][ T32] INFO: task kworker/0:657:6677 blocked for more than 476 seconds. [ 1350.450306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.450372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.450506][ T32] task:kworker/0:657 state:D stack:0 pid:6677 tgid:6677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.450640][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.450718][ T32] Call trace: [ 1350.450795][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.450883][ T32] r10:829189c0 r9:ed10dd84 r8:00000002 r7:60000013 r6:ed10dd8c r5:858f5400 [ 1350.450907][ T32] r4:858f5400 [ 1350.450947][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.451012][ T32] r5:858f5400 r4:829189bc [ 1350.451032][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.451099][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.451186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed10de08 [ 1350.451222][ T32] r4:00000000 [ 1350.451241][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1350.451446][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.451569][ T32] r5:00001000 r4:df997000 ** 3 printk messages dropped ** [ 1350.451775][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.451873][ T32] r7:dddced40 r6:83018000 r5:85a25f8c r4:85aa7980 [ 1350.451906][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.451953][ T32] r10:61c88647 r9:858f5400 r8:85aa79ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.451976][ T32] r4:85aa7980 [ 1350.451994][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.452038][ T32] r10:00000000 r9:85aa7980 r8:8027ecf4 r7:ed109e60 r6:85a9f680 r5:858f5400 [ 1350.452060][ T32] r4:00000001 [ 1350.452105][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.452168][ T32] Exception stack(0xed10dfb0 to 0xed10dff8) [ 1350.452227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.452262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.452317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.452362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.452385][ T32] r4:85a99f80 [ 1350.453127][ T32] INFO: task kworker/0:657:6677 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.453201][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.453332][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.453432][ T32] Call trace: [ 1350.453544][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.453625][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.453657][ T32] r4:00000000 [ 1350.453682][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.453763][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.453829][ T32] dd20: d19bc000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.453909][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.453976][ T32] dd60: 800f0113 ffffffff [ 1350.454009][ T32] r5:800f0113 r4:80239bb0 [ 1350.454032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.454074][ T32] r4:82ac11e4 [ 1350.454147][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.454219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.454272][ T32] r4:e06cddc0 [ 1350.454320][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.454388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.454436][ T32] r4:00000000 [ 1350.454466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.454537][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.454575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.454672][ T32] r5:00001000 r4:dfd83000 [ 1350.454704][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.454767][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.454814][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.454859][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.454912][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.454936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.454982][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.455055][ T32] r4:85004e00 [ 1350.455087][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.455158][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.455216][ T32] r4:00000001 [ 1350.455264][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.455329][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.455435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.455482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.455547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.455758][ T32] INFO: task kworker/0:658:6680 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.456229][ T32] r4:84cf0c00 ** 1 printk messages dropped ** [ 1350.477257][ T32] r5:84cf0c00 r4:829189bc [ 1350.477376][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.477582][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.477682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed115e08 ** 3 printk messages dropped ** [ 1350.477907][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1350.478301][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.478972][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.479140][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.480158][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.480499][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1350.481003][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.481282][ T32] r5:84ff7f8c r4:84ff7c00 ** 4 printk messages dropped ** [ 1350.481793][ T32] r4:85004e00 ** 2 printk messages dropped ** [ 1350.481984][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.482039][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.482065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.482092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.482118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.482149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.482172][ T32] r4:8501e100 [ 1350.482193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.482248][ T32] INFO: task kworker/0:659:6683 blocked for more than 476 seconds. [ 1350.482287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.482312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.482368][ T32] task:kworker/0:659 state:D stack:0 pid:6683 tgid:6683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.482427][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.482471][ T32] Call trace: [ 1350.482502][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.482546][ T32] r10:829189c0 r9:ed105d84 r8:00000002 r7:60000113 r6:ed105d8c r5:84e2e000 [ 1350.482589][ T32] r4:84e2e000 [ 1350.482611][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.482652][ T32] r5:84e2e000 r4:829189bc [ 1350.482718][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.482764][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.482810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 [ 1350.482832][ T32] r4:00000000 [ 1350.482850][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.482941][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.482985][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.483027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9e300 [ 1350.483049][ T32] r4:00000000 [ 1350.483071][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.483112][ T32] r9:83018005 r8:84e2e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1350.483133][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.483195][ T32] r5:00001000 r4:ec823000 [ 1350.483242][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.483285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.483341][ T32] r5:85a26f8c r4:85a26c00 [ 1350.483393][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.483440][ T32] r7:dddced40 r6:83018000 r5:85a26f8c r4:85aa7a80 [ 1350.483462][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.483507][ T32] r10:61c88647 r9:84e2e000 r8:85aa7aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.483569][ T32] r4:85aa7a80 [ 1350.483591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.483640][ T32] r10:00000000 r9:85aa7a80 r8:8027ecf4 r7:ed115e60 r6:85aa7b00 r5:84e2e000 [ 1350.483664][ T32] r4:00000001 [ 1350.483682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.483717][ T32] Exception stack(0xed105fb0 to 0xed105ff8) [ 1350.483744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.483771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.483796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.483851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.483884][ T32] r4:85a9e280 [ 1350.484278][ T32] INFO: task kworker/0:659:6683 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.484318][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.484416][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.484458][ T32] Call trace: [ 1350.484511][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.484562][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.484584][ T32] r4:00000000 [ 1350.484603][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.484655][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.484689][ T32] dd20: d1ab4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.484719][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.484822][ T32] dd60: 800f0113 ffffffff [ 1350.484857][ T32] r5:800f0113 r4:80239bb0 [ 1350.484877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.484949][ T32] r4:82ac11e4 [ 1350.484973][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.485016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.485040][ T32] r4:e06cddc0 [ 1350.485059][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.485100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.485122][ T32] r4:00000000 [ 1350.485169][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.485213][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.485235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.485275][ T32] r5:00001000 r4:dfd83000 [ 1350.485383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.485437][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.485477][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.485498][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.485549][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.485571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.485616][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.485639][ T32] r4:85004e00 [ 1350.485658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.485702][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.485724][ T32] r4:00000001 [ 1350.485756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.485798][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.485824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.485852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.485878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.485906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.485994][ T32] r4:8501e100 [ 1350.486051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.486082][ T32] INFO: task kworker/0:660:6684 blocked for more than 476 seconds. [ 1350.486112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.486136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.486157][ T32] task:kworker/0:660 state:D stack:0 pid:6684 tgid:6684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.486233][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.517326][ T32] Call trace: [ 1350.517495][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.517627][ T32] r10:829189c0 r9:ed121d84 r8:00000002 r7:60000013 r6:ed121d8c r5:84cf1800 [ 1350.517664][ T32] r4:84cf1800 [ 1350.517718][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.517774][ T32] r5:84cf1800 r4:829189bc [ 1350.517799][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.517846][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.517941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed121e08 [ 1350.518001][ T32] r4:00000000 [ 1350.518104][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.518207][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.518257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.518349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9e140 [ 1350.518386][ T32] r4:00000000 [ 1350.518408][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.518488][ T32] r9:83018005 r8:84cf1800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1350.518516][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.518594][ T32] r5:00001000 r4:ec65d000 [ 1350.518638][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.518686][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.518730][ T32] r5:85a26b8c r4:85a26800 [ 1350.518781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.518843][ T32] r7:dddced40 r6:83018000 r5:85a26b8c r4:85aa7b80 [ 1350.518867][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.518917][ T32] r10:61c88647 r9:84cf1800 r8:85aa7bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.518941][ T32] r4:85aa7b80 [ 1350.518962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.519257][ T32] r10:00000000 r9:85aa7b80 r8:8027ecf4 r7:ed105e60 r6:85a9f780 r5:84cf1800 [ 1350.519285][ T32] r4:00000001 [ 1350.519333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.519379][ T32] Exception stack(0xed121fb0 to 0xed121ff8) [ 1350.519413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.519442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.519468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.519503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.519526][ T32] r4:85a9e100 [ 1350.520130][ T32] INFO: task kworker/0:660:6684 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.520199][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.520304][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.520387][ T32] Call trace: [ 1350.520473][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.520544][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.520569][ T32] r4:00000000 [ 1350.520588][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.520629][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.520658][ T32] dd20: d208a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.520716][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.520745][ T32] dd60: 800f0113 ffffffff [ 1350.520782][ T32] r5:800f0113 r4:80239bb0 [ 1350.520806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.520854][ T32] r4:82ac11e4 [ 1350.520890][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.520935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.520959][ T32] r4:e06cddc0 [ 1350.520979][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.521020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.521044][ T32] r4:00000000 [ 1350.521079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.521124][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.521147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.521189][ T32] r5:00001000 r4:dfd83000 [ 1350.521210][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.521250][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.521289][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.521367][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.521416][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.521478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.521607][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.521634][ T32] r4:85004e00 [ 1350.521676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.521723][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.521751][ T32] r4:00000001 [ 1350.521771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.521805][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.521836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.521866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.521936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.521968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.521991][ T32] r4:8501e100 [ 1350.522146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.522183][ T32] INFO: task kworker/0:661:6686 blocked for more than 477 seconds. [ 1350.522219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.522245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.522296][ T32] task:kworker/0:661 state:D stack:0 pid:6686 tgid:6686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.522359][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.522403][ T32] Call trace: [ 1350.522455][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.522525][ T32] r10:829189c0 r9:ed129d84 r8:00000002 r7:60000113 r6:ed129d8c r5:84cf2400 [ 1350.522553][ T32] r4:84cf2400 [ 1350.522598][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.522773][ T32] r5:84cf2400 r4:829189bc [ 1350.522798][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.522862][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.522920][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed129e08 [ 1350.522944][ T32] r4:00000000 [ 1350.522963][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.523002][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.523065][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.523110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9e740 [ 1350.523136][ T32] r4:00000000 [ 1350.523155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.523221][ T32] r9:83018005 r8:84cf2400 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1350.523246][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.523285][ T32] r5:00001000 r4:eca13000 [ 1350.523306][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.523350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.523389][ T32] r5:85a27b8c r4:85a27800 [ 1350.523433][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.523479][ T32] r7:dddced40 r6:83018000 r5:85a27b8c r4:85aa7c00 [ 1350.523522][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.523597][ T32] r10:61c88647 r9:84cf2400 r8:85aa7c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.523623][ T32] r4:85aa7c00 [ 1350.523642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.523685][ T32] r10:00000000 r9:85aa7c00 r8:8027ecf4 r7:ed105e60 r6:85a9f800 r5:84cf2400 [ 1350.523707][ T32] r4:00000001 [ 1350.523825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.523864][ T32] Exception stack(0xed129fb0 to 0xed129ff8) [ 1350.523896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.523966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.523999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.524213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.524240][ T32] r4:85a9e2c0 [ 1350.524649][ T32] INFO: task kworker/0:661:6686 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.524692][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.524807][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.524951][ T32] Call trace: [ 1350.525015][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.525090][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.525116][ T32] r4:00000000 [ 1350.525136][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.525174][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.525202][ T32] dd20: d208a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.525238][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.525289][ T32] dd60: 800f0113 ffffffff [ 1350.525319][ T32] r5:800f0113 r4:80239bb0 [ 1350.525375][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.525438][ T32] r4:82ac11e4 [ 1350.525461][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.525541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.525606][ T32] r4:e06cddc0 [ 1350.525654][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.525705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.525727][ T32] r4:00000000 [ 1350.525773][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.525844][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.525876][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.525918][ T32] r5:00001000 r4:dfd83000 [ 1350.526043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.526125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.526199][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.526222][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.557470][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.557541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.557652][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.557678][ T32] r4:85004e00 [ 1350.557699][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.557803][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.557833][ T32] r4:00000001 [ 1350.557853][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.557893][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.557926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.557956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.557981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.558036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.558088][ T32] r4:8501e100 [ 1350.558145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.558193][ T32] INFO: task kworker/0:662:6687 blocked for more than 477 seconds. [ 1350.558260][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.558289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.558316][ T32] task:kworker/0:662 state:D stack:0 pid:6687 tgid:6687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.558452][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.558535][ T32] Call trace: [ 1350.558597][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.558655][ T32] r10:829189c0 r9:ed12dd84 r8:00000002 r7:60000013 r6:ed12dd8c r5:84cf3000 [ 1350.558731][ T32] r4:84cf3000 [ 1350.558791][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.558837][ T32] r5:84cf3000 r4:829189bc [ 1350.558858][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.558953][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.559005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed12de08 [ 1350.559056][ T32] r4:00000000 [ 1350.559105][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.559154][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.559212][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.559266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9e3c0 [ 1350.559290][ T32] r4:00000000 [ 1350.559310][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.559361][ T32] r9:83018005 r8:84cf3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1350.559383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.559424][ T32] r5:00001000 r4:ec84f000 [ 1350.559444][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.559482][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.559545][ T32] r5:85a2738c r4:85a27000 [ 1350.559571][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.559619][ T32] r7:dddced40 r6:83018000 r5:85a2738c r4:85aa7c80 [ 1350.559686][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.559763][ T32] r10:61c88647 r9:84cf3000 r8:85aa7cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.559789][ T32] r4:85aa7c80 [ 1350.559861][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.559934][ T32] r10:00000000 r9:85aa7c80 r8:8027ecf4 r7:ed129e60 r6:85a9f880 r5:84cf3000 [ 1350.559986][ T32] r4:00000001 [ 1350.560061][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.560126][ T32] Exception stack(0xed12dfb0 to 0xed12dff8) [ 1350.560155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.560184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.560210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.560239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.560295][ T32] r4:85a9e2c0 [ 1350.560992][ T32] INFO: task kworker/0:662:6687 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.561059][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.561123][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.561194][ T32] Call trace: [ 1350.561256][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.561333][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.561365][ T32] r4:00000000 [ 1350.561385][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.561424][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.561479][ T32] dd20: d237a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.561513][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.561564][ T32] dd60: 800f0113 ffffffff [ 1350.561680][ T32] r5:800f0113 r4:80239bb0 [ 1350.561715][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.561758][ T32] r4:82ac11e4 [ 1350.561791][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.561897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.561950][ T32] r4:e06cddc0 [ 1350.562020][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.562145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.562196][ T32] r4:00000000 [ 1350.562238][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.562331][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.562403][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.562493][ T32] r5:00001000 r4:dfd83000 [ 1350.562567][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.562665][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.562740][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.562780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.562886][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.562948][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.563026][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.563103][ T32] r4:85004e00 [ 1350.563125][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.563199][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.563230][ T32] r4:00000001 [ 1350.563261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.563344][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.563432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.563491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.563602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.563638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.563689][ T32] r4:8501e100 [ 1350.563721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.563800][ T32] INFO: task kworker/0:663:6689 blocked for more than 477 seconds. [ 1350.563889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.563937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.563965][ T32] task:kworker/0:663 state:D stack:0 pid:6689 tgid:6689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.564015][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.564056][ T32] Call trace: [ 1350.564089][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.564134][ T32] r10:829189c0 r9:ed119d84 r8:00000002 r7:60000113 r6:ed119d8c r5:84e2ec00 [ 1350.564170][ T32] r4:84e2ec00 [ 1350.564212][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.564262][ T32] r5:84e2ec00 r4:829189bc [ 1350.564303][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.564351][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.564401][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed119e08 [ 1350.564424][ T32] r4:00000000 [ 1350.564499][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.564605][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.564664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.564756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9e5c0 [ 1350.564829][ T32] r4:00000000 [ 1350.564855][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.564933][ T32] r9:83018005 r8:84e2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1350.564996][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.565135][ T32] r5:00001000 r4:ec9e3000 [ 1350.565190][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.565283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.565372][ T32] r5:85a2778c r4:85a27400 [ 1350.565432][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.565498][ T32] r7:dddced40 r6:83018000 r5:85a2778c r4:85aa7d00 [ 1350.565539][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.565640][ T32] r10:61c88647 r9:84e2ec00 r8:85aa7d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.565674][ T32] r4:85aa7d00 [ 1350.565722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.565781][ T32] r10:00000000 r9:85aa7d00 r8:8027ecf4 r7:ed129e60 r6:85aa7d80 r5:84e2ec00 [ 1350.565808][ T32] r4:00000001 [ 1350.565849][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.565887][ T32] Exception stack(0xed119fb0 to 0xed119ff8) [ 1350.565915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.565980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.566050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.566111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.566155][ T32] r4:85a9e400 [ 1350.587982][ T32] INFO: task kworker/0:663:6689 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.588294][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.588634][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.588775][ T32] Call trace: [ 1350.588841][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.588950][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.589005][ T32] r4:00000000 [ 1350.589049][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.589132][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.589196][ T32] dd20: d23ca000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.589317][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.589390][ T32] dd60: 800f0113 ffffffff [ 1350.589442][ T32] r5:800f0113 r4:80239bb0 [ 1350.589523][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.589624][ T32] r4:82ac11e4 [ 1350.589668][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.589760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.589813][ T32] r4:e06cddc0 [ 1350.589856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.589936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.589978][ T32] r4:00000000 [ 1350.590016][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.590113][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.590167][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.590298][ T32] r5:00001000 r4:dfd83000 [ 1350.590434][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.590515][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.590657][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.590707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.590792][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.590879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.590973][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.591018][ T32] r4:85004e00 [ 1350.591077][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.591177][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.591227][ T32] r4:00000001 [ 1350.591276][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.591354][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.591408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.591497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.591560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.591624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.591697][ T32] r4:8501e100 [ 1350.591753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.591867][ T32] INFO: task kworker/0:664:6692 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.592633][ T32] r4:84e2d400 ** 1 printk messages dropped ** [ 1350.592774][ T32] r5:84e2d400 r4:829189bc [ 1350.592825][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.592995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed131e08 ** 4 printk messages dropped ** [ 1350.593211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9eb80 ** 4 printk messages dropped ** [ 1350.593526][ T32] r5:00001000 r4:ecab7000 [ 1350.593574][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.593657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.593737][ T32] r5:85b5c78c r4:85b5c400 [ 1350.593810][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.593900][ T32] r7:dddced40 r6:83018000 r5:85b5c78c r4:85aa7e00 [ 1350.593952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.594042][ T32] r10:61c88647 r9:84e2d400 r8:85aa7e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.594091][ T32] r4:85aa7e00 [ 1350.594130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.594249][ T32] r10:00000000 r9:85aa7e00 r8:8027ecf4 r7:ed129e60 r6:85aa7e80 r5:84e2d400 [ 1350.594305][ T32] r4:00000001 [ 1350.594365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.594470][ T32] Exception stack(0xed131fb0 to 0xed131ff8) [ 1350.594537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.594612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.594688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.594807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.594872][ T32] r4:85a9e680 [ 1350.595536][ T32] INFO: task kworker/0:664:6692 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.595612][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.595725][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.595806][ T32] Call trace: [ 1350.595906][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.595991][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.596030][ T32] r4:00000000 [ 1350.596078][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.596123][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.596177][ T32] dd20: d23ca000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.626956][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.627187][ T32] dd60: 800f0113 ffffffff [ 1350.627264][ T32] r5:800f0113 r4:80239bb0 [ 1350.627390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.627545][ T32] r4:82ac11e4 [ 1350.627587][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.627682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.627736][ T32] r4:e06cddc0 [ 1350.627777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.627860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.627910][ T32] r4:00000000 [ 1350.627970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.628077][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.628130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.628223][ T32] r5:00001000 r4:dfd83000 [ 1350.628278][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.628376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.628494][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.628542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.628638][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.628748][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.628849][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.628894][ T32] r4:85004e00 [ 1350.628969][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.629062][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.629107][ T32] r4:00000001 [ 1350.629158][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.629248][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 3 printk messages dropped ** [ 1350.629485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1350.630119][ T32] r4:84e28c00 ** 1 printk messages dropped ** [ 1350.630213][ T32] r5:84e28c00 r4:829189bc [ 1350.630233][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.630359][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed135e08 ** 5 printk messages dropped ** [ 1350.630759][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.630960][ T32] r5:00001000 r4:eca59000 ** 2 printk messages dropped ** [ 1350.631096][ T32] r5:85a27f8c r4:85a27c00 ** 1 printk messages dropped ** [ 1350.631174][ T32] r7:dddced40 r6:83018000 r5:85a27f8c r4:85aa7f00 ** 5 printk messages dropped ** [ 1350.631460][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.631567][ T32] Exception stack(0xed135fb0 to 0xed135ff8) ** 2 printk messages dropped ** [ 1350.631665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.632564][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.632726][ T32] r4:00000000 [ 1350.632745][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.632816][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.632848][ T32] dd20: d2903000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.632903][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.632967][ T32] dd60: 800f0113 ffffffff [ 1350.632996][ T32] r5:800f0113 r4:80239bb0 [ 1350.633017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.633057][ T32] r4:82ac11e4 [ 1350.633078][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.633119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.633143][ T32] r4:e06cddc0 [ 1350.633189][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.633236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.633274][ T32] r4:00000000 [ 1350.633345][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.633402][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.633473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.633559][ T32] r5:00001000 r4:dfd83000 [ 1350.633622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.633676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.633745][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.633797][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.633944][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.633987][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.634053][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.634084][ T32] r4:85004e00 [ 1350.634156][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.634273][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.634343][ T32] r4:00000001 [ 1350.634385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.634429][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.634470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.634512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.634573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.634618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.634642][ T32] r4:8501e100 [ 1350.634661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.634696][ T32] INFO: task kworker/0:666:6695 blocked for more than 477 seconds. [ 1350.634751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.634777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.634811][ T32] task:kworker/0:666 state:D stack:0 pid:6695 tgid:6695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.634898][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.634948][ T32] Call trace: [ 1350.634994][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.635095][ T32] r10:829189c0 r9:ed111d84 r8:00000002 r7:60000113 r6:ed111d8c r5:85ace000 [ 1350.635151][ T32] r4:85ace000 [ 1350.635177][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.635238][ T32] r5:85ace000 r4:829189bc [ 1350.635304][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.635418][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.635523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed111e08 [ 1350.635550][ T32] r4:00000000 [ 1350.635580][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.635635][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.635677][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.635753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9e9c0 [ 1350.635803][ T32] r4:00000000 [ 1350.635829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.635879][ T32] r9:83018005 r8:85ace000 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1350.635901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.635940][ T32] r5:00001000 r4:eca8f000 [ 1350.635963][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.636036][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.636126][ T32] r5:85b5c38c r4:85b5c000 [ 1350.636172][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.636356][ T32] r7:dddced40 r6:83018000 r5:85b5c38c r4:85aa7680 [ 1350.657034][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.657163][ T32] r10:61c88647 r9:85ace000 r8:85aa76ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.657190][ T32] r4:85aa7680 [ 1350.657211][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.657263][ T32] r10:00000000 r9:85aa7680 r8:8027ecf4 r7:ed131e60 r6:85b24000 r5:85ace000 [ 1350.657287][ T32] r4:00000001 [ 1350.657308][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.657378][ T32] Exception stack(0xed111fb0 to 0xed111ff8) [ 1350.657472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.657524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.657589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.657665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.657701][ T32] r4:85a9e800 [ 1350.658371][ T32] INFO: task kworker/0:666:6695 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.658465][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.658570][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.658628][ T32] Call trace: [ 1350.658662][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.658715][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.658738][ T32] r4:00000000 [ 1350.658757][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.658858][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.658896][ T32] dd20: d2a99000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.658963][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.659077][ T32] dd60: 800f0113 ffffffff [ 1350.659104][ T32] r5:800f0113 r4:80239bb0 [ 1350.659138][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.659188][ T32] r4:82ac11e4 [ 1350.659211][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.659254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.659277][ T32] r4:e06cddc0 [ 1350.659325][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.659410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.659437][ T32] r4:00000000 [ 1350.659471][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.659530][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.659555][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.659599][ T32] r5:00001000 r4:dfd83000 [ 1350.659618][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.659695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.659738][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.659760][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.659805][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.659825][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.659869][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.659891][ T32] r4:85004e00 [ 1350.659909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.659977][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.660003][ T32] r4:00000001 [ 1350.660024][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.660058][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.660084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.660111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.660158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.660190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.660248][ T32] r4:8501e100 [ 1350.660280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.660312][ T32] INFO: task kworker/0:667:6698 blocked for more than 477 seconds. [ 1350.660355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.660379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.660400][ T32] task:kworker/0:667 state:D stack:0 pid:6698 tgid:6698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.660467][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.660550][ T32] Call trace: [ 1350.660597][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.660646][ T32] r10:829189c0 r9:ed13dd84 r8:00000002 r7:60000113 r6:ed13dd8c r5:85acc800 [ 1350.660669][ T32] r4:85acc800 [ 1350.660689][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.660730][ T32] r5:85acc800 r4:829189bc [ 1350.660750][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.660790][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.660861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed13de08 [ 1350.660988][ T32] r4:00000000 [ 1350.661012][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.661087][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.661128][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.661172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9ed00 [ 1350.661198][ T32] r4:00000000 [ 1350.661256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.661302][ T32] r9:83018005 r8:85acc800 r7:00000000 r6:83018000 r5:00001000 r4:7f17b000 [ 1350.661332][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.661432][ T32] r5:00001000 r4:ecaf3000 [ 1350.661455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.661519][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.661608][ T32] r5:85b5cb8c r4:85b5c800 [ 1350.661632][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.661676][ T32] r7:dddced40 r6:83018000 r5:85b5cb8c r4:85b24080 [ 1350.661696][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.661740][ T32] r10:61c88647 r9:85acc800 r8:85b240ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.661762][ T32] r4:85b24080 [ 1350.661783][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.661830][ T32] r10:00000000 r9:85b24080 r8:8027ecf4 r7:ed131e60 r6:85b24100 r5:85acc800 [ 1350.661853][ T32] r4:00000001 [ 1350.661871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.661905][ T32] Exception stack(0xed13dfb0 to 0xed13dff8) [ 1350.661932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.661962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.661988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.662015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.662039][ T32] r4:85a9eb40 [ 1350.662356][ T32] INFO: task kworker/0:667:6698 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.662394][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.662468][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.662512][ T32] Call trace: [ 1350.662541][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.662601][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.662630][ T32] r4:00000000 [ 1350.662651][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.662689][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.662755][ T32] dd20: d2a99000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.662786][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.662810][ T32] dd60: 800f0113 ffffffff [ 1350.662868][ T32] r5:800f0113 r4:80239bb0 [ 1350.662892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.662932][ T32] r4:82ac11e4 [ 1350.662954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.662996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.663017][ T32] r4:e06cddc0 [ 1350.663036][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.663075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.663123][ T32] r4:00000000 [ 1350.663153][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.663196][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.663217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.663257][ T32] r5:00001000 r4:dfd83000 [ 1350.663302][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.663351][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.663390][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.663409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.663467][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.663519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.663597][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.663622][ T32] r4:85004e00 [ 1350.663668][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.663725][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.663747][ T32] r4:00000001 [ 1350.663766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1350.663883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.664165][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.664388][ T32] r5:85350000 r4:829189bc [ 1350.664426][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.664585][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.664802][ T32] r9:83018005 r8:85350000 r7:00000000 r6:83018000 r5:00001000 r4:7f17d000 ** 9 printk messages dropped ** [ 1350.665182][ T32] r4:85b24180 ** 4 printk messages dropped ** [ 1350.665378][ T32] Exception stack(0xed145fb0 to 0xed145ff8) ** 6 printk messages dropped ** [ 1350.665806][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.691341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.691402][ T32] r4:e06cddc0 [ 1350.691454][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.691557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.691622][ T32] r4:00000000 [ 1350.691675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.691778][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.691886][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.692022][ T32] r5:00001000 r4:dfd83000 [ 1350.692084][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.692220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.692320][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.692375][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.692534][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.692593][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.692722][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.692802][ T32] r4:85004e00 [ 1350.692858][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.692955][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.693009][ T32] r4:00000001 [ 1350.693060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.693145][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.693218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.693277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.693335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.693405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.693464][ T32] r4:8501e100 [ 1350.693524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1350.694014][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.694727][ T32] r5:85350c00 r4:829189bc [ 1350.694779][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.694897][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.695014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 [ 1350.695070][ T32] r4:00000000 [ 1350.695118][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.695224][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.695338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.695474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2d040 [ 1350.695543][ T32] r4:00000000 [ 1350.695586][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.695687][ T32] r9:83018005 r8:85350c00 r7:00000000 r6:83018000 r5:00001000 r4:7f185000 [ 1350.695742][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.695823][ T32] r5:00001000 r4:ecc6b000 [ 1350.695869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.695978][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.696090][ T32] r5:85b5d78c r4:85b5d400 [ 1350.696144][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.696303][ T32] r7:dddced40 r6:83018000 r5:85b5d78c r4:85b24280 [ 1350.719195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.719355][ T32] r10:61c88647 r9:85350c00 r8:85b242ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.719386][ T32] r4:85b24280 [ 1350.719435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.719550][ T32] r10:00000000 r9:85b24280 r8:8027ecf4 r7:ed145e60 r6:85b24300 r5:85350c00 [ 1350.719585][ T32] r4:00000001 [ 1350.719610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.719649][ T32] Exception stack(0xed149fb0 to 0xed149ff8) [ 1350.719681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.719710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.719764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.719797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.719820][ T32] r4:85a99740 [ 1350.720469][ T32] INFO: task kworker/0:669:6703 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.720606][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.720726][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.720887][ T32] Call trace: [ 1350.720981][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.721037][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 5 printk messages dropped ** [ 1350.721497][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1350.721777][ T32] r4:e06cddc0 ** 5 printk messages dropped ** [ 1350.722157][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.722725][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1350.723365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.724394][ T32] r5:85351800 r4:829189bc [ 1350.724414][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.724470][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.724629][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.725466][ T32] r9:83018005 r8:85351800 r7:00000000 r6:83018000 r5:00001000 r4:7f181000 ** 8 printk messages dropped ** [ 1350.726033][ T32] r10:61c88647 r9:85351800 r8:85b243ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.747350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.748547][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.749252][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.749350][ T32] dd20: d3352000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.749390][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.749453][ T32] dd60: 800f0113 ffffffff [ 1350.749518][ T32] r5:800f0113 r4:80239bb0 [ 1350.749572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.749652][ T32] r4:82ac11e4 [ 1350.749703][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.749751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.749774][ T32] r4:e06cddc0 [ 1350.749862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.749977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.750093][ T32] r4:00000000 [ 1350.750124][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.750168][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.750190][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.750231][ T32] r5:00001000 r4:dfd83000 [ 1350.750283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.750328][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.750374][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.750447][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.750497][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.750558][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.750615][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.750639][ T32] r4:85004e00 [ 1350.750657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.750718][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.750779][ T32] r4:00000001 [ 1350.750991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.751031][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.751089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.751140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.751194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.751312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.751358][ T32] r4:8501e100 [ 1350.751413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.751459][ T32] INFO: task kworker/0:671:6707 blocked for more than 477 seconds. [ 1350.751595][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.751626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.751675][ T32] task:kworker/0:671 state:D stack:0 pid:6707 tgid:6707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.751760][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.751806][ T32] Call trace: [ 1350.751836][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.751882][ T32] r10:829189c0 r9:ed14dd84 r8:00000002 r7:60000113 r6:ed14dd8c r5:85352400 [ 1350.751905][ T32] r4:85352400 [ 1350.751925][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.751968][ T32] r5:85352400 r4:829189bc [ 1350.751987][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.752026][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.752070][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed14de08 [ 1350.752093][ T32] r4:00000000 [ 1350.752138][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.752182][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.752262][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.752376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2d140 [ 1350.752411][ T32] r4:00000000 [ 1350.752504][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.752558][ T32] r9:83018005 r8:85352400 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1350.752581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.752619][ T32] r5:00001000 r4:ecd83000 [ 1350.752718][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.752762][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.752803][ T32] r5:85b5db8c r4:85b5d800 [ 1350.752849][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.752894][ T32] r7:dddced40 r6:83018000 r5:85b5db8c r4:85b24480 [ 1350.752916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.753014][ T32] r10:61c88647 r9:85352400 r8:85b244ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.753047][ T32] r4:85b24480 [ 1350.753068][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.753112][ T32] r10:00000000 r9:85b24480 r8:8027ecf4 r7:ed149e60 r6:85b24500 r5:85352400 [ 1350.753134][ T32] r4:00000001 [ 1350.753156][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.753191][ T32] Exception stack(0xed14dfb0 to 0xed14dff8) [ 1350.753216][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.753398][ T32] r4:85b2d280 ** 1 printk messages dropped ** [ 1350.753835][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.754320][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1350.754572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 3 printk messages dropped ** [ 1350.754777][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.755168][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1350.755352][ T32] r5:84ff7f8c r4:84ff7c00 ** 1 printk messages dropped ** [ 1350.755470][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 3 printk messages dropped ** [ 1350.755971][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1350.756129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.756157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.756216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.756302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.784300][ T32] r4:8501e100 [ 1350.784392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.784470][ T32] INFO: task kworker/0:672:6708 blocked for more than 477 seconds. [ 1350.784566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.784654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.784877][ T32] task:kworker/0:672 state:D stack:0 pid:6708 tgid:6708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.785177][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.785255][ T32] Call trace: [ 1350.785320][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.785442][ T32] r10:829189c0 r9:ed155d84 r8:00000002 r7:60000013 r6:ed155d8c r5:85353000 [ 1350.785471][ T32] r4:85353000 [ 1350.785518][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.785563][ T32] r5:85353000 r4:829189bc [ 1350.785588][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.785655][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.785706][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed155e08 [ 1350.785728][ T32] r4:00000000 [ 1350.785747][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.785866][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.786077][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.786197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2d340 [ 1350.786319][ T32] r4:00000000 [ 1350.797003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.797104][ T32] r9:83018005 r8:85353000 r7:00000000 r6:83018000 r5:00001000 r4:7f18b000 [ 1350.797130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.797178][ T32] r5:00001000 r4:ecdbf000 [ 1350.797199][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.797293][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.797380][ T32] r5:85b5df8c r4:85b5dc00 [ 1350.797408][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.797489][ T32] r7:dddced40 r6:83018000 r5:85b5df8c r4:85b24580 [ 1350.797523][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.797572][ T32] r10:61c88647 r9:85353000 r8:85b245ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.797597][ T32] r4:85b24580 [ 1350.797618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.797686][ T32] r10:00000000 r9:85b24580 r8:8027ecf4 r7:ed14de60 r6:85b24600 r5:85353000 [ 1350.797714][ T32] r4:00000001 [ 1350.797735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.797773][ T32] Exception stack(0xed155fb0 to 0xed155ff8) [ 1350.797833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.797867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.797951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.798025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.798074][ T32] r4:85b2d100 [ 1350.798881][ T32] INFO: task kworker/0:672:6708 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.798967][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.799106][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.799200][ T32] Call trace: [ 1350.799251][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.799305][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.799367][ T32] r4:00000000 [ 1350.799445][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.799497][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.799560][ T32] dd20: d39a4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.799591][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.799642][ T32] dd60: 800f0113 ffffffff [ 1350.799670][ T32] r5:800f0113 r4:80239bb0 [ 1350.799690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.799732][ T32] r4:82ac11e4 [ 1350.799778][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.799823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.799868][ T32] r4:e06cddc0 [ 1350.799954][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.800001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.800053][ T32] r4:00000000 [ 1350.800209][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.800257][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.800279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.800319][ T32] r5:00001000 r4:dfd83000 [ 1350.800345][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.800397][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.800457][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.800501][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.800563][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.800678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.800729][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.800753][ T32] r4:85004e00 [ 1350.800771][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.800862][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.800891][ T32] r4:00000001 [ 1350.800914][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.800983][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.801066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.801106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.801185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.801224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.801250][ T32] r4:8501e100 [ 1350.801271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.801317][ T32] INFO: task kworker/0:673:6710 blocked for more than 477 seconds. [ 1350.801412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.801462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.801503][ T32] task:kworker/0:673 state:D stack:0 pid:6710 tgid:6710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.801674][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.801779][ T32] Call trace: [ 1350.801841][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.801933][ T32] r10:829189c0 r9:ed159d84 r8:00000002 r7:60000113 r6:ed159d8c r5:85353c00 [ 1350.801982][ T32] r4:85353c00 [ 1350.802021][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.802107][ T32] r5:85353c00 r4:829189bc [ 1350.802167][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.802247][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.802342][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed159e08 ** 2 printk messages dropped ** [ 1350.802525][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.802597][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.802679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2d400 [ 1350.802729][ T32] r4:00000000 [ 1350.802768][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.802870][ T32] r9:83018005 r8:85353c00 r7:00000000 r6:83018000 r5:00001000 r4:7f18d000 [ 1350.802916][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.803010][ T32] r5:00001000 r4:ecdd5000 [ 1350.803117][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.803200][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.803282][ T32] r5:85b5e38c r4:85b5e000 [ 1350.803361][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.803470][ T32] r7:dddced40 r6:83018000 r5:85b5e38c r4:85b24680 [ 1350.803523][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.803584][ T32] r10:61c88647 r9:85353c00 r8:85b246ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.803622][ T32] r4:85b24680 [ 1350.803644][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.803688][ T32] r10:00000000 r9:85b24680 r8:8027ecf4 r7:ed155e60 r6:85b24700 r5:85353c00 [ 1350.803727][ T32] r4:00000001 [ 1350.803788][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.803833][ T32] Exception stack(0xed159fb0 to 0xed159ff8) [ 1350.803900][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.803965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.804016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.804071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.804124][ T32] r4:85b2d300 [ 1350.804609][ T32] INFO: task kworker/0:673:6710 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.804679][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.804800][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.804909][ T32] Call trace: [ 1350.804977][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.805117][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.805181][ T32] r4:00000000 [ 1350.805224][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.805315][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.805358][ T32] dd20: d39a4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.805411][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.805522][ T32] dd60: 800f0113 ffffffff [ 1350.805551][ T32] r5:800f0113 r4:80239bb0 [ 1350.805612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.805683][ T32] r4:82ac11e4 [ 1350.805735][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.805824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.805871][ T32] r4:e06cddc0 [ 1350.805910][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.805998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.806045][ T32] r4:00000000 [ 1350.806088][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.806187][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.806238][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.834215][ T32] r5:00001000 r4:dfd83000 [ 1350.834466][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.834614][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.834698][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.834738][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.834827][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.834871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.834958][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.835005][ T32] r4:85004e00 [ 1350.835084][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.835182][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.835229][ T32] r4:00000001 [ 1350.835268][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.835348][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.835425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.835493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.835539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.835597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.835646][ T32] r4:8501e100 [ 1350.835778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.835834][ T32] INFO: task kworker/0:674:6711 blocked for more than 477 seconds. [ 1350.835900][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1350.835962][ T32] task:kworker/0:674 state:D stack:0 pid:6711 tgid:6711 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.840167][ T32] r5:85355400 r4:829189bc [ 1350.840212][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.840305][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.840415][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed151e08 [ 1350.840488][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.840682][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.841065][ T32] r9:83018005 r8:85355400 r7:00000000 r6:83018000 r5:00001000 r4:7f1a1000 ** 4 printk messages dropped ** [ 1350.841427][ T32] r5:85b5f78c r4:85b5f400 ** 3 printk messages dropped ** [ 1350.841728][ T32] r10:61c88647 r9:85355400 r8:85b247ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1350.841998][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.842291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.843490][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.844153][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.844212][ T32] dd20: d3ce6000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.844268][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.844317][ T32] dd60: 800f0113 ffffffff [ 1350.844375][ T32] r5:800f0113 r4:80239bb0 [ 1350.844419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.844522][ T32] r4:82ac11e4 [ 1350.844586][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.844675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.844727][ T32] r4:e06cddc0 [ 1350.844784][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.844871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.844921][ T32] r4:00000000 [ 1350.844964][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.845045][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.845089][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.845168][ T32] r5:00001000 r4:dfd83000 [ 1350.845214][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.845307][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.845383][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.845404][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.845448][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.845494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.845550][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.845576][ T32] r4:85004e00 [ 1350.845596][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.845675][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.845716][ T32] r4:00000001 [ 1350.845735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.845771][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.845849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.845882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.846031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.846062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.846153][ T32] r4:8501e100 [ 1350.846202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.846365][ T32] INFO: task kworker/0:675:6714 blocked for more than 477 seconds. [ 1350.869675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.869793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.869864][ T32] task:kworker/0:675 state:D stack:0 pid:6714 tgid:6714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.870071][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.870249][ T32] Call trace: [ 1350.870359][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.870467][ T32] r10:829189c0 r9:ed165d84 r8:00000002 r7:60000013 r6:ed165d8c r5:85354800 [ 1350.870522][ T32] r4:85354800 [ 1350.870570][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.870653][ T32] r5:85354800 r4:829189bc [ 1350.870763][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.870846][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.870932][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed165e08 [ 1350.870977][ T32] r4:00000000 [ 1350.871022][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.871114][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.871213][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.871308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2d800 [ 1350.871365][ T32] r4:00000000 [ 1350.871406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.871492][ T32] r9:83018005 r8:85354800 r7:00000000 r6:83018000 r5:00001000 r4:7f191000 [ 1350.871541][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.871627][ T32] r5:00001000 r4:ece03000 [ 1350.871691][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1350.871914][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.872239][ T32] r10:00000000 r9:85b24880 r8:8027ecf4 r7:ed151e60 r6:85b24900 r5:85354800 ** 4 printk messages dropped ** [ 1350.872610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.873784][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.874539][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1350.875003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 3 printk messages dropped ** [ 1350.875229][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.875508][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1350.875744][ T32] r5:84ff7f8c r4:84ff7c00 ** 3 printk messages dropped ** [ 1350.875944][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.875966][ T32] r4:85004e00 [ 1350.876023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.876123][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.876174][ T32] r4:00000001 [ 1350.876215][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.889638][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.889733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.889802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.889864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.889956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.890012][ T32] r4:8501e100 [ 1350.890096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.890172][ T32] INFO: task kworker/0:676:6717 blocked for more than 477 seconds. [ 1350.890282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.890325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.890404][ T32] task:kworker/0:676 state:D stack:0 pid:6717 tgid:6717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.890489][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.890562][ T32] Call trace: [ 1350.890644][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.890706][ T32] r10:829189c0 r9:ed161d84 r8:00000002 r7:60000113 r6:ed161d8c r5:85356c00 [ 1350.890756][ T32] r4:85356c00 [ 1350.890816][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.890902][ T32] r5:85356c00 r4:829189bc [ 1350.891007][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.891052][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.891127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed161e08 [ 1350.891159][ T32] r4:00000000 [ 1350.891209][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.891294][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.891383][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.891436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2d9c0 [ 1350.891460][ T32] r4:00000000 [ 1350.891479][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.891603][ T32] r9:83018005 r8:85356c00 r7:00000000 r6:83018000 r5:00001000 r4:7f193000 [ 1350.891657][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.891740][ T32] r5:00001000 r4:ece1b000 [ 1350.891785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.891864][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.891940][ T32] r5:85b5eb8c r4:85b5e800 [ 1350.892016][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.892117][ T32] r7:dddced40 r6:83018000 r5:85b5eb8c r4:85b24980 [ 1350.892166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.892276][ T32] r10:61c88647 r9:85356c00 r8:85b249ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.892337][ T32] r4:85b24980 [ 1350.892440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.892565][ T32] r10:00000000 r9:85b24980 r8:8027ecf4 r7:ed151e60 r6:85b24a00 r5:85356c00 [ 1350.892619][ T32] r4:00000001 [ 1350.892677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.892763][ T32] Exception stack(0xed161fb0 to 0xed161ff8) [ 1350.892824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.892887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.892943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.892975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.892998][ T32] r4:85b2d940 [ 1350.893670][ T32] INFO: task kworker/0:676:6717 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.893775][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.893867][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.894108][ T32] Call trace: [ 1350.894225][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.894340][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.894411][ T32] r4:00000000 [ 1350.894434][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.894475][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.894504][ T32] dd20: d4220000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.894531][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.894554][ T32] dd60: 800f0113 ffffffff [ 1350.894578][ T32] r5:800f0113 r4:80239bb0 [ 1350.894630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.894714][ T32] r4:82ac11e4 [ 1350.894742][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.894828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.894940][ T32] r4:e06cddc0 [ 1350.895016][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.895157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.895192][ T32] r4:00000000 [ 1350.895214][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.895256][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.895301][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.895386][ T32] r5:00001000 r4:dfd83000 [ 1350.895470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.895521][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.895561][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.895581][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.895627][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 2 printk messages dropped ** [ 1350.895715][ T32] r4:85004e00 ** 1 printk messages dropped ** [ 1350.895793][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 8 printk messages dropped ** [ 1350.896171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1350.918655][ T32] task:kworker/0:677 state:D stack:0 pid:6718 tgid:6718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.918809][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.918884][ T32] Call trace: [ 1350.918946][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.919032][ T32] r10:829189c0 r9:ed15dd84 r8:00000002 r7:60000013 r6:ed15dd8c r5:85ae0000 [ 1350.919068][ T32] r4:85ae0000 [ 1350.919089][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.919190][ T32] r5:85ae0000 r4:829189bc [ 1350.919222][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.919356][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.919407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed15de08 [ 1350.919492][ T32] r4:00000000 [ 1350.919516][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.919557][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.919625][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.919670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2da40 [ 1350.919719][ T32] r4:00000000 [ 1350.919756][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.919831][ T32] r9:83018005 r8:85ae0000 r7:00000000 r6:83018000 r5:00001000 r4:7f197000 [ 1350.919857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.919899][ T32] r5:00001000 r4:ece31000 [ 1350.919919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.919959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.919998][ T32] r5:85b5ef8c r4:85b5ec00 [ 1350.920018][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.920089][ T32] r7:dddced40 r6:83018000 r5:85b5ef8c r4:85b24a80 [ 1350.920116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.920211][ T32] r10:61c88647 r9:85ae0000 r8:85b24aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.920270][ T32] r4:85b24a80 [ 1350.920323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.920386][ T32] r10:00000000 r9:85b24a80 r8:8027ecf4 r7:ed151e60 r6:85b24b00 r5:85ae0000 [ 1350.920408][ T32] r4:00000001 [ 1350.920509][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.920611][ T32] Exception stack(0xed15dfb0 to 0xed15dff8) [ 1350.920648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.920682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.920754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.920821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.920868][ T32] r4:85b2da80 [ 1350.921750][ T32] INFO: task kworker/0:677:6718 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.921799][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.921936][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.922013][ T32] Call trace: [ 1350.922102][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.922209][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.922262][ T32] r4:00000000 [ 1350.922309][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.922365][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.922423][ T32] dd20: d455e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.922515][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.922543][ T32] dd60: 800f0113 ffffffff [ 1350.922567][ T32] r5:800f0113 r4:80239bb0 [ 1350.922640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.922697][ T32] r4:82ac11e4 [ 1350.922740][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.922813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.922984][ T32] r4:e06cddc0 [ 1350.923008][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.923089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.923145][ T32] r4:00000000 [ 1350.923188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.923270][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.923313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.923407][ T32] r5:00001000 r4:dfd83000 [ 1350.923474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.923561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.923642][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.923744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.923852][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.923899][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.923987][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.924051][ T32] r4:85004e00 [ 1350.924134][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.924234][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.924284][ T32] r4:00000001 [ 1350.924330][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.924410][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.924464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.924556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.924654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.924725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1350.925246][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.925800][ T32] r5:84cf3c00 r4:829189bc [ 1350.925829][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.926129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed169e08 ** 8 printk messages dropped ** [ 1350.947855][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.948319][ T32] r10:61c88647 r9:84cf3c00 r8:85b24bac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1350.949738][ T32] INFO: task kworker/0:678:6720 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 10 printk messages dropped ** [ 1350.950339][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1350.950592][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1350.950803][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1350.951260][ T32] r4:85004e00 ** 4 printk messages dropped ** [ 1350.951553][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 5 printk messages dropped ** [ 1350.951859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.952783][ T32] r5:84cf5400 r4:829189bc [ 1350.952836][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.952929][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.953238][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.953627][ T32] r9:83018005 r8:84cf5400 r7:00000000 r6:83018000 r5:00001000 r4:7f1a5000 ** 4 printk messages dropped ** [ 1350.953899][ T32] r5:85b5fb8c r4:85b5f800 ** 1 printk messages dropped ** [ 1350.953988][ T32] r7:dddced40 r6:83018000 r5:85b5fb8c r4:85b24c00 ** 5 printk messages dropped ** [ 1350.954380][ T32] r4:00000001 [ 1350.954564][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.954620][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1350.954648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.954675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.954725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.954760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.954783][ T32] r4:85b2df00 [ 1350.955206][ T32] INFO: task kworker/0:679:6725 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1350.955269][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.955387][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.955470][ T32] Call trace: [ 1350.955523][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.955576][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1350.955604][ T32] r4:00000000 [ 1350.955624][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.955662][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1350.955717][ T32] dd20: d4744000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1350.955750][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1350.955797][ T32] dd60: 800f0113 ffffffff [ 1350.955827][ T32] r5:800f0113 r4:80239bb0 [ 1350.955889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.955981][ T32] r4:82ac11e4 [ 1350.956027][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.956106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1350.956175][ T32] r4:e06cddc0 [ 1350.956285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.981704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1350.981826][ T32] r4:00000000 [ 1350.981880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.982027][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1350.982074][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.982184][ T32] r5:00001000 r4:dfd83000 [ 1350.982233][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.982310][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.982430][ T32] r5:84ff7f8c r4:84ff7c00 [ 1350.982464][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.982512][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1350.982576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.982706][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.982740][ T32] r4:85004e00 [ 1350.982761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.982807][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1350.982830][ T32] r4:00000001 [ 1350.982849][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.982913][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1350.982952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.982981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.983104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.983144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.983216][ T32] r4:8501e100 [ 1350.983327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.983385][ T32] INFO: task kworker/0:680:6727 blocked for more than 477 seconds. [ 1350.983429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.983540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.983595][ T32] task:kworker/0:680 state:D stack:0 pid:6727 tgid:6727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.983741][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.984228][ T32] r5:84cf6000 r4:829189bc [ 1350.984257][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.984404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 ** 7 printk messages dropped ** [ 1350.985015][ T32] r9:83018005 r8:84cf6000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a9000 ** 9 printk messages dropped ** [ 1350.985707][ T32] r4:85b24c80 ** 6 printk messages dropped ** [ 1350.986259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.008985][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1351.009511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 9 printk messages dropped ** [ 1351.010377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.011013][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 5 printk messages dropped ** [ 1351.011327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1351.011672][ T32] task:kworker/0:681 state:D stack:0 pid:6729 tgid:6729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.011839][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.011955][ T32] Call trace: [ 1351.011999][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.012047][ T32] r10:829189c0 r9:ed179d84 r8:00000002 r7:60000013 r6:ed179d8c r5:84cf6c00 [ 1351.012267][ T32] r4:84cf6c00 [ 1351.012314][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.012411][ T32] r5:84cf6c00 r4:829189bc [ 1351.012434][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.012505][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.012579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed179e08 [ 1351.012601][ T32] r4:00000000 [ 1351.012620][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.012657][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.012693][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.012733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b31300 [ 1351.012755][ T32] r4:00000000 [ 1351.012774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.012897][ T32] r9:83018005 r8:84cf6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ad000 [ 1351.012982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.013085][ T32] r5:00001000 r4:ecf5b000 [ 1351.013134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.013218][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.013299][ T32] r5:85ba038c r4:85ba0000 [ 1351.013355][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.013446][ T32] r7:dddced40 r6:83018000 r5:85ba038c r4:85b24d00 [ 1351.013492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.013577][ T32] r10:61c88647 r9:84cf6c00 r8:85b24d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.013700][ T32] r4:85b24d00 [ 1351.013748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.013852][ T32] r10:00000000 r9:85b24d00 r8:8027ecf4 r7:ed175e60 r6:85a9fa80 r5:84cf6c00 [ 1351.013904][ T32] r4:00000001 [ 1351.013945][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.014011][ T32] Exception stack(0xed179fb0 to 0xed179ff8) [ 1351.014064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.014127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.014183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.014351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.014404][ T32] r4:85b31100 [ 1351.014994][ T32] INFO: task kworker/0:681:6729 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.015071][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.015232][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.015374][ T32] Call trace: [ 1351.015462][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.015572][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.015631][ T32] r4:00000000 [ 1351.015711][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.015799][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.015855][ T32] dd20: d4dab000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.015947][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.015982][ T32] dd60: 800f0113 ffffffff [ 1351.016061][ T32] r5:800f0113 r4:80239bb0 [ 1351.016165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.044330][ T32] r4:82ac11e4 [ 1351.044607][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.044790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.044860][ T32] r4:e06cddc0 [ 1351.044905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.044992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 2 printk messages dropped ** [ 1351.045168][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1351.045980][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1351.053321][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.054197][ T32] task:kworker/0:682 state:D stack:0 pid:6732 tgid:6732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.054895][ T32] r5:84cf0000 r4:829189bc ** 1 printk messages dropped ** [ 1351.055058][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.055146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed171e08 [ 1351.055199][ T32] r4:00000000 [ 1351.055259][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.055354][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.055434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.055536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b31640 [ 1351.055562][ T32] r4:00000000 [ 1351.055608][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.055684][ T32] r9:83018005 r8:84cf0000 r7:00000000 r6:83018000 r5:00001000 r4:7f1bb000 [ 1351.055754][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.055821][ T32] r5:00001000 r4:ecf7d000 [ 1351.055908][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.056327][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.071542][ T32] r5:85ba0b8c r4:85ba0800 [ 1351.071696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.071868][ T32] r7:dddced40 r6:83018000 r5:85ba0b8c r4:85b24d80 [ 1351.071951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.072053][ T32] r10:61c88647 r9:84cf0000 r8:85b24dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.072133][ T32] r4:85b24d80 [ 1351.072188][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.072312][ T32] r10:00000000 r9:85b24d80 r8:8027ecf4 r7:ed179e60 r6:85a9fb00 r5:84cf0000 [ 1351.072390][ T32] r4:00000001 [ 1351.072438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.072545][ T32] Exception stack(0xed171fb0 to 0xed171ff8) [ 1351.072611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.072669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.072729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.072850][ T32] r4:85b312c0 ** 1 printk messages dropped ** [ 1351.073745][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.074578][ T32] dd60: 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.074858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.074880][ T32] r4:e06cddc0 [ 1351.074899][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.074939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.074962][ T32] r4:00000000 [ 1351.075007][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.075052][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.075093][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.075205][ T32] r5:00001000 r4:dfd83000 [ 1351.075266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.075319][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.075368][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.075387][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.075456][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.075477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.075522][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.075570][ T32] r4:85004e00 [ 1351.075681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.075794][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.075821][ T32] r4:00000001 [ 1351.075890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.075933][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.075958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.076006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.076064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.076119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.076161][ T32] r4:8501e100 [ 1351.076207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.086968][ T32] INFO: task kworker/0:683:6733 blocked for more than 477 seconds. [ 1351.087147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.087225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.087288][ T32] task:kworker/0:683 state:D stack:0 pid:6733 tgid:6733 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.088006][ T32] r5:84cf4800 r4:829189bc [ 1351.088110][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.088157][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.088439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1351.089183][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.090016][ T32] Exception stack(0xed181fb0 to 0xed181ff8) ** 6 printk messages dropped ** [ 1351.090987][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.092353][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1351.092652][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1351.093248][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1351.093680][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.094193][ T32] task:kworker/0:684 state:D stack:0 pid:6737 tgid:6737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.094754][ T32] r5:85b60000 r4:829189bc ** 2 printk messages dropped ** [ 1351.094962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed17de08 ** 8 printk messages dropped ** [ 1351.095494][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.095908][ T32] r4:85b24e80 ** 5 printk messages dropped ** [ 1351.096196][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.121330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.121429][ T32] r4:85b31600 [ 1351.122042][ T32] INFO: task kworker/0:684:6737 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.122113][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.122291][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.122372][ T32] Call trace: [ 1351.122436][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.122501][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.122551][ T32] r4:00000000 [ 1351.122593][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.122699][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.122782][ T32] dd20: d56ee000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.122859][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.122918][ T32] dd60: 800f0113 ffffffff [ 1351.122972][ T32] r5:800f0113 r4:80239bb0 [ 1351.123011][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.123111][ T32] r4:82ac11e4 [ 1351.123188][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.123281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.123335][ T32] r4:e06cddc0 [ 1351.123407][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.123510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.123560][ T32] r4:00000000 [ 1351.123644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.123743][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.123790][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.123871][ T32] r5:00001000 r4:dfd83000 [ 1351.123911][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.123988][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.124069][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.124108][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.124189][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.124227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.124278][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.124302][ T32] r4:85004e00 [ 1351.124322][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.124559][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.124595][ T32] r4:00000001 [ 1351.124622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.124661][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.124689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.124716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.124744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.124774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.124798][ T32] r4:8501e100 [ 1351.124846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.124883][ T32] INFO: task kworker/0:685:6739 blocked for more than 477 seconds. [ 1351.124973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.125073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.125176][ T32] task:kworker/0:685 state:D stack:0 pid:6739 tgid:6739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.125310][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.125449][ T32] Call trace: [ 1351.125487][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.125540][ T32] r10:829189c0 r9:ed18dd84 r8:00000002 r7:60000013 r6:ed18dd8c r5:85b61800 [ 1351.125564][ T32] r4:85b61800 [ 1351.125636][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.125689][ T32] r5:85b61800 r4:829189bc [ 1351.125732][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.125775][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.125821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed18de08 [ 1351.125842][ T32] r4:00000000 [ 1351.125862][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.125983][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.126025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1351.126098][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.144873][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.145574][ T32] Exception stack(0xed18dfb0 to 0xed18dff8) ** 5 printk messages dropped ** [ 1351.160749][ T32] INFO: task kworker/0:685:6739 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1351.161967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1351.162807][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1351.163308][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1351.163700][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.164389][ T32] task:kworker/0:686 state:D stack:0 pid:6741 tgid:6741 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.165066][ T32] r5:85b63000 r4:829189bc ** 3 printk messages dropped ** [ 1351.165311][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.165589][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1351.175554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1351.175838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.175910][ T32] r10:00000000 r9:85b24f80 r8:8027ecf4 r7:ed18de60 r6:85a9fd00 r5:85b63000 [ 1351.176008][ T32] r4:00000001 [ 1351.176039][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.176096][ T32] Exception stack(0xed195fb0 to 0xed195ff8) [ 1351.176130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.176184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.176278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.190919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.190981][ T32] r4:85b31b00 [ 1351.191581][ T32] INFO: task kworker/0:686:6741 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.191659][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.191781][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.191909][ T32] Call trace: [ 1351.191959][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.192019][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.192084][ T32] r4:00000000 [ 1351.192251][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.192346][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.192430][ T32] dd20: d60ca000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.192462][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.192525][ T32] dd60: 800f0113 ffffffff [ 1351.192552][ T32] r5:800f0113 r4:80239bb0 [ 1351.192602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.192660][ T32] r4:82ac11e4 [ 1351.192683][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.192751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.192776][ T32] r4:e06cddc0 [ 1351.192796][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.192838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.192862][ T32] r4:00000000 [ 1351.192882][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.192978][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.193005][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.193075][ T32] r5:00001000 r4:dfd83000 [ 1351.193140][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.193185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.193234][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.193255][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.193381][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.193407][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.193453][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.193476][ T32] r4:85004e00 [ 1351.193495][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.193577][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.193837][ T32] r4:00000001 [ 1351.193860][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.193897][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.193924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.193970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.194079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.194112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.194139][ T32] r4:8501e100 [ 1351.194161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.194192][ T32] INFO: task kworker/0:687:6743 blocked for more than 477 seconds. [ 1351.194241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.194301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.194361][ T32] task:kworker/0:687 state:D stack:0 pid:6743 tgid:6743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.194583][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1351.194894][ T32] r5:85b63c00 r4:829189bc [ 1351.194929][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.194973][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.195030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed19de08 [ 1351.195055][ T32] r4:00000000 [ 1351.195118][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1351.195225][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.195437][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.195642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.195682][ T32] r5:85ba178c r4:85ba1400 [ 1351.195701][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.195761][ T32] r7:dddced40 r6:83018000 r5:85ba178c r4:85b33000 [ 1351.195881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.195930][ T32] r10:61c88647 r9:85b63c00 r8:85b3302c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.195955][ T32] r4:85b33000 [ 1351.196031][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.196079][ T32] r10:00000000 r9:85b33000 r8:8027ecf4 r7:ed18de60 r6:85a9fd80 r5:85b63c00 [ 1351.196102][ T32] r4:00000001 [ 1351.196120][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.196154][ T32] Exception stack(0xed19dfb0 to 0xed19dff8) [ 1351.196180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.196208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.205098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.205220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.205251][ T32] r4:85b31800 [ 1351.205882][ T32] INFO: task kworker/0:687:6743 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.205934][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.206042][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.206113][ T32] Call trace: [ 1351.206149][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.206258][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.216962][ T32] r4:00000000 [ 1351.217020][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.217102][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.217138][ T32] dd20: d62ae000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.217170][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.217194][ T32] dd60: 800f0113 ffffffff [ 1351.217220][ T32] r5:800f0113 r4:80239bb0 [ 1351.217259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.217348][ T32] r4:82ac11e4 [ 1351.217376][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.217423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.217483][ T32] r4:e06cddc0 [ 1351.217662][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.217713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.217762][ T32] r4:00000000 [ 1351.217839][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.217890][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.217913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.217955][ T32] r5:00001000 r4:dfd83000 [ 1351.217989][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.218174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.218247][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.218324][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.218375][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.218420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.218489][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.218517][ T32] r4:85004e00 [ 1351.218565][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.218621][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.218644][ T32] r4:00000001 [ 1351.218723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.218799][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.218848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.218902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.218957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.219015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.219060][ T32] r4:8501e100 [ 1351.219108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.219224][ T32] INFO: task kworker/0:688:6744 blocked for more than 477 seconds. [ 1351.219286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.219312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.219366][ T32] task:kworker/0:688 state:D stack:0 pid:6744 tgid:6744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.219507][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.219607][ T32] Call trace: [ 1351.219674][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.219763][ T32] r10:829189c0 r9:ed1a1d84 r8:00000002 r7:60000013 r6:ed1a1d8c r5:85b62400 [ 1351.219808][ T32] r4:85b62400 [ 1351.219845][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.219920][ T32] r5:85b62400 r4:829189bc [ 1351.219983][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.220069][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.220164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a1e08 [ 1351.220193][ T32] r4:00000000 [ 1351.220239][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.220308][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.220364][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.220409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b31b80 [ 1351.220432][ T32] r4:00000000 [ 1351.220493][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.220570][ T32] r9:83018005 r8:85b62400 r7:00000000 r6:83018000 r5:00001000 r4:7f1d3000 [ 1351.220595][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.220642][ T32] r5:00001000 r4:ecfd1000 [ 1351.220704][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.220747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.220840][ T32] r5:85ba1b8c r4:85ba1800 [ 1351.220863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.220905][ T32] r7:dddced40 r6:83018000 r5:85ba1b8c r4:85b33080 [ 1351.220926][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.220970][ T32] r10:61c88647 r9:85b62400 r8:85b330ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.220993][ T32] r4:85b33080 [ 1351.221027][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.221128][ T32] r10:00000000 r9:85b33080 r8:8027ecf4 r7:ed18de60 r6:85a9fe00 r5:85b62400 [ 1351.221180][ T32] r4:00000001 [ 1351.221211][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.221247][ T32] Exception stack(0xed1a1fb0 to 0xed1a1ff8) [ 1351.221274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.221355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.221393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.221427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.221482][ T32] r4:85b31800 [ 1351.222120][ T32] INFO: task kworker/0:688:6744 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.222160][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.222220][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.222262][ T32] Call trace: [ 1351.222292][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.222368][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.222396][ T32] r4:00000000 [ 1351.222448][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.222490][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.222520][ T32] dd20: d62ae000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.222576][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.222611][ T32] dd60: 800f0113 ffffffff [ 1351.222635][ T32] r5:800f0113 r4:80239bb0 [ 1351.222662][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.222704][ T32] r4:82ac11e4 [ 1351.222724][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.222766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.222790][ T32] r4:e06cddc0 [ 1351.222825][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.222876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.222899][ T32] r4:00000000 [ 1351.222918][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.223004][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.223071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.223172][ T32] r5:00001000 r4:dfd83000 [ 1351.223232][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.223340][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.223422][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.223474][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.223554][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.223596][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.223848][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.223902][ T32] r4:85004e00 [ 1351.223981][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.224087][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.224125][ T32] r4:00000001 [ 1351.224177][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.224250][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.224355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.224398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.224461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.224552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.224628][ T32] r4:8501e100 [ 1351.224682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.224768][ T32] INFO: task kworker/0:689:6746 blocked for more than 477 seconds. [ 1351.224808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.224837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.224888][ T32] task:kworker/0:689 state:D stack:0 pid:6746 tgid:6746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.224950][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.225059][ T32] Call trace: [ 1351.225122][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.225194][ T32] r10:829189c0 r9:ed1a9d84 r8:00000002 r7:60000113 r6:ed1a9d8c r5:85b60c00 [ 1351.225253][ T32] r4:85b60c00 [ 1351.225278][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.225363][ T32] r5:85b60c00 r4:829189bc [ 1351.225426][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.225525][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.225625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a9e08 [ 1351.225675][ T32] r4:00000000 [ 1351.225720][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.225800][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.225893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.225983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b31c80 [ 1351.226032][ T32] r4:00000000 [ 1351.226095][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.226181][ T32] r9:83018005 r8:85b60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d5000 [ 1351.244889][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.245117][ T32] r5:00001000 r4:ecfdd000 [ 1351.245143][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.245218][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.245267][ T32] r5:85ba1f8c r4:85ba1c00 [ 1351.245318][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.245374][ T32] r7:dddced40 r6:83018000 r5:85ba1f8c r4:85b33100 [ 1351.245397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.245528][ T32] r10:61c88647 r9:85b60c00 r8:85b3312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.245559][ T32] r4:85b33100 [ 1351.245580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.245629][ T32] r10:00000000 r9:85b33100 r8:8027ecf4 r7:ed18de60 r6:85a9fe80 r5:85b60c00 [ 1351.245708][ T32] r4:00000001 [ 1351.245747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.245790][ T32] Exception stack(0xed1a9fb0 to 0xed1a9ff8) [ 1351.245847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.245905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.246007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.246047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.246071][ T32] r4:85b31b40 [ 1351.260918][ T32] INFO: task kworker/0:689:6746 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.261109][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.261274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.261407][ T32] Call trace: [ 1351.261443][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.261513][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.261595][ T32] r4:00000000 [ 1351.261680][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.261736][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.261832][ T32] dd20: d67d8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.261865][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.261888][ T32] dd60: 800f0113 ffffffff [ 1351.261912][ T32] r5:800f0113 r4:80239bb0 [ 1351.261958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.262021][ T32] r4:82ac11e4 [ 1351.262112][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.262172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.262208][ T32] r4:e06cddc0 [ 1351.262257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.262331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.262359][ T32] r4:00000000 [ 1351.262379][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.262426][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.262474][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.262526][ T32] r5:00001000 r4:dfd83000 [ 1351.262547][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.262587][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.262626][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.262702][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.262784][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.262809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.262856][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.262879][ T32] r4:85004e00 [ 1351.262924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.263005][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.263057][ T32] r4:00000001 [ 1351.263082][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.263117][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.263143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.263171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.263200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.263254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.263306][ T32] r4:8501e100 [ 1351.263349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.263384][ T32] INFO: task kworker/0:690:6749 blocked for more than 477 seconds. [ 1351.263422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.263474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.263499][ T32] task:kworker/0:690 state:D stack:0 pid:6749 tgid:6749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.263554][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.263612][ T32] Call trace: [ 1351.263660][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.263713][ T32] r10:829189c0 r9:ed1add84 r8:00000002 r7:60000013 r6:ed1add8c r5:85b65400 [ 1351.263738][ T32] r4:85b65400 [ 1351.263758][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.263827][ T32] r5:85b65400 r4:829189bc [ 1351.263855][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.263923][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.264036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ade08 [ 1351.264066][ T32] r4:00000000 [ 1351.264115][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.264158][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.264204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.264259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b31ec0 [ 1351.264284][ T32] r4:00000000 [ 1351.264303][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.264356][ T32] r9:83018005 r8:85b65400 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [ 1351.264385][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.264452][ T32] r5:00001000 r4:ecff5000 [ 1351.264515][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.264634][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.264802][ T32] r5:85ba278c r4:85ba2400 [ 1351.264838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.264887][ T32] r7:dddced40 r6:83018000 r5:85ba278c r4:85b33180 [ 1351.264915][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.265027][ T32] r10:61c88647 r9:85b65400 r8:85b331ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.265059][ T32] r4:85b33180 [ 1351.265100][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.265210][ T32] r10:00000000 r9:85b33180 r8:8027ecf4 r7:ed18de60 r6:85a9ff00 r5:85b65400 [ 1351.265265][ T32] r4:00000001 [ 1351.265287][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.265337][ T32] Exception stack(0xed1adfb0 to 0xed1adff8) [ 1351.265423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.265465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.265495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.265523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.265551][ T32] r4:85b31d80 [ 1351.266019][ T32] INFO: task kworker/0:690:6749 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.266063][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.266204][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.273674][ T32] Call trace: [ 1351.273790][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.273873][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.273899][ T32] r4:00000000 [ 1351.273921][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.274015][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.274066][ T32] dd20: d67d8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.274098][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.274122][ T32] dd60: 800f0113 ffffffff [ 1351.274159][ T32] r5:800f0113 r4:80239bb0 [ 1351.274184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.274230][ T32] r4:82ac11e4 [ 1351.274250][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.274291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.274313][ T32] r4:e06cddc0 [ 1351.274358][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.274406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.274444][ T32] r4:00000000 [ 1351.274498][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.274570][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.274626][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.274673][ T32] r5:00001000 r4:dfd83000 [ 1351.274694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.274733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.274787][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.274810][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.274855][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.274876][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.274949][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.275002][ T32] r4:85004e00 [ 1351.275103][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.275158][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.275208][ T32] r4:00000001 [ 1351.275231][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.275324][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.275362][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.275413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.275482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.275525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.275550][ T32] r4:8501e100 [ 1351.275578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.275610][ T32] INFO: task kworker/0:691:6750 blocked for more than 477 seconds. [ 1351.275650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.275729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.275809][ T32] task:kworker/0:691 state:D stack:0 pid:6750 tgid:6750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.275876][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.275928][ T32] Call trace: [ 1351.275995][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.276070][ T32] r10:829189c0 r9:ed1b1d84 r8:00000002 r7:60000113 r6:ed1b1d8c r5:85b66000 [ 1351.276123][ T32] r4:85b66000 [ 1351.276172][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.276293][ T32] r5:85b66000 r4:829189bc [ 1351.286900][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.287032][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.287086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b1e08 [ 1351.287129][ T32] r4:00000000 [ 1351.287154][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.287196][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.287238][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.287280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c380 [ 1351.287302][ T32] r4:00000000 [ 1351.287330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.287375][ T32] r9:83018005 r8:85b66000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1351.287441][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.287560][ T32] r5:00001000 r4:ebded000 [ 1351.287657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.287761][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.287858][ T32] r5:85ba378c r4:85ba3400 [ 1351.287884][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.287930][ T32] r7:dddced40 r6:83018000 r5:85ba378c r4:85b33200 [ 1351.287978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.288037][ T32] r10:61c88647 r9:85b66000 r8:85b3322c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.288089][ T32] r4:85b33200 [ 1351.288144][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.288218][ T32] r10:00000000 r9:85b33200 r8:8027ecf4 r7:ed1ade60 r6:85a9ff80 r5:85b66000 [ 1351.288271][ T32] r4:00000001 [ 1351.288296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.288390][ T32] Exception stack(0xed1b1fb0 to 0xed1b1ff8) [ 1351.288425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.288454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.288528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.288686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.288739][ T32] r4:85b31f00 [ 1351.289371][ T32] INFO: task kworker/0:691:6750 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.289413][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.289498][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.289580][ T32] Call trace: [ 1351.289628][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.289682][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.289708][ T32] r4:00000000 [ 1351.289727][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.289764][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.289793][ T32] dd20: d6930000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.289839][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.289876][ T32] dd60: 800f0113 ffffffff [ 1351.289900][ T32] r5:800f0113 r4:80239bb0 [ 1351.289920][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.290007][ T32] r4:82ac11e4 [ 1351.290034][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.290077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.290098][ T32] r4:e06cddc0 [ 1351.290134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.290184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.290235][ T32] r4:00000000 [ 1351.290281][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.290335][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.290359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.290427][ T32] r5:00001000 r4:dfd83000 [ 1351.290451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.290492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.290558][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.290599][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.290705][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.290736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.290786][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.290851][ T32] r4:85004e00 [ 1351.290876][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.290923][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.290945][ T32] r4:00000001 [ 1351.290964][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.291000][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.291030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.291060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.291110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.291167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.291196][ T32] r4:8501e100 [ 1351.291220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.291255][ T32] INFO: task kworker/0:692:6754 blocked for more than 477 seconds. [ 1351.291292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.291336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.291366][ T32] task:kworker/0:692 state:D stack:0 pid:6754 tgid:6754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.291415][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.291456][ T32] Call trace: [ 1351.291577][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.291625][ T32] r10:829189c0 r9:ed185d84 r8:00000002 r7:60000013 r6:ed185d8c r5:85b66c00 [ 1351.291648][ T32] r4:85b66c00 [ 1351.291690][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.291773][ T32] r5:85b66c00 r4:829189bc [ 1351.291820][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.291891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.291940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed185e08 [ 1351.291966][ T32] r4:00000000 [ 1351.291987][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.292029][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.292066][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.292109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9be40 [ 1351.292184][ T32] r4:00000000 [ 1351.292215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.292258][ T32] r9:83018005 r8:85b66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1351.292280][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.292339][ T32] r5:00001000 r4:eba17000 [ 1351.292390][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.292439][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.292519][ T32] r5:85ba2b8c r4:85ba2800 [ 1351.292563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.292616][ T32] r7:dddced40 r6:83018000 r5:85ba2b8c r4:85b33280 [ 1351.292730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.292834][ T32] r10:61c88647 r9:85b66c00 r8:85b332ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.292896][ T32] r4:85b33280 [ 1351.292919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.293043][ T32] r10:00000000 r9:85b33280 r8:8027ecf4 r7:ed1b1e60 r6:85b3c000 r5:85b66c00 [ 1351.293155][ T32] r4:00000001 [ 1351.293185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.293274][ T32] Exception stack(0xed185fb0 to 0xed185ff8) [ 1351.293359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.293392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.293423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.293451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.293492][ T32] r4:85b311c0 [ 1351.293849][ T32] INFO: task kworker/0:692:6754 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.293886][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.293980][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.294052][ T32] Call trace: [ 1351.294087][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.294137][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.294161][ T32] r4:00000000 [ 1351.294179][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.294246][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.294287][ T32] dd20: d6930000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.294336][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.294366][ T32] dd60: 800f0113 ffffffff [ 1351.294389][ T32] r5:800f0113 r4:80239bb0 [ 1351.294409][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.294506][ T32] r4:82ac11e4 [ 1351.294531][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.294574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.294597][ T32] r4:e06cddc0 [ 1351.294641][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.294724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.294749][ T32] r4:00000000 [ 1351.294769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.294812][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.294834][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.294900][ T32] r5:00001000 r4:dfd83000 [ 1351.294925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.295008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.295059][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.295081][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.295152][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.295202][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.295303][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.295336][ T32] r4:85004e00 [ 1351.295363][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.295410][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.295432][ T32] r4:00000001 [ 1351.295451][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.295498][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.295535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.295564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.295595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.295622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.295643][ T32] r4:8501e100 [ 1351.295662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.295689][ T32] INFO: task kworker/0:693:6756 blocked for more than 477 seconds. [ 1351.295717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.295740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.295763][ T32] task:kworker/0:693 state:D stack:0 pid:6756 tgid:6756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.295811][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.295896][ T32] Call trace: [ 1351.295936][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.295982][ T32] r10:829189c0 r9:ed189d84 r8:00000002 r7:60000113 r6:ed189d8c r5:85b64800 [ 1351.296032][ T32] r4:85b64800 [ 1351.296053][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.296121][ T32] r5:85b64800 r4:829189bc [ 1351.296144][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.296183][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.296293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed189e08 [ 1351.328600][ T32] r4:00000000 [ 1351.328744][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.328913][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.329009][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.329105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c180 [ 1351.329159][ T32] r4:00000000 [ 1351.329208][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.329305][ T32] r9:83018005 r8:85b64800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1351.329365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.329490][ T32] r5:00001000 r4:ebd1f000 [ 1351.329572][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.329669][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.329768][ T32] r5:85ba2f8c r4:85ba2c00 [ 1351.329822][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.329919][ T32] r7:dddced40 r6:83018000 r5:85ba2f8c r4:85b33300 [ 1351.329988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.330093][ T32] r10:61c88647 r9:85b64800 r8:85b3332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.330149][ T32] r4:85b33300 [ 1351.330256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.330387][ T32] r10:00000000 r9:85b33300 r8:8027ecf4 r7:ed1b1e60 r6:85b3c080 r5:85b64800 [ 1351.330462][ T32] r4:00000001 [ 1351.330516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.330603][ T32] Exception stack(0xed189fb0 to 0xed189ff8) [ 1351.330708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.330779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.330843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.330907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.330953][ T32] r4:85a654c0 [ 1351.331946][ T32] INFO: task kworker/0:693:6756 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.332051][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.332259][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.332376][ T32] Call trace: [ 1351.332550][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.332663][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.332738][ T32] r4:00000000 [ 1351.332793][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.332876][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.332942][ T32] dd20: d7009000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.333007][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.333060][ T32] dd60: 800f0113 ffffffff [ 1351.333135][ T32] r5:800f0113 r4:80239bb0 [ 1351.333189][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.333278][ T32] r4:82ac11e4 [ 1351.333338][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.333432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.333482][ T32] r4:e06cddc0 [ 1351.333549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.333648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.333702][ T32] r4:00000000 [ 1351.333743][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.333833][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.333886][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.333994][ T32] r5:00001000 r4:dfd83000 [ 1351.334052][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.334145][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.334322][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.334386][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.334501][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.334706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.334826][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.334881][ T32] r4:85004e00 [ 1351.334925][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.335021][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.335092][ T32] r4:00000001 [ 1351.335138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.335212][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.335289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.335377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.335466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.335541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.335611][ T32] r4:8501e100 [ 1351.335679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.335773][ T32] INFO: task kworker/0:694:6759 blocked for more than 477 seconds. [ 1351.335881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.335943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.336003][ T32] task:kworker/0:694 state:D stack:0 pid:6759 tgid:6759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.336111][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.336262][ T32] Call trace: [ 1351.353640][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.353868][ T32] r10:829189c0 r9:ed025d84 r8:00000002 r7:60000113 r6:ed025d8c r5:85b68c00 [ 1351.353937][ T32] r4:85b68c00 [ 1351.354007][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.354108][ T32] r5:85b68c00 r4:829189bc [ 1351.354161][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.354252][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.354368][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 [ 1351.354447][ T32] r4:00000000 [ 1351.354519][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.354616][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.354738][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.354841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c280 [ 1351.354913][ T32] r4:00000000 [ 1351.354974][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.355076][ T32] r9:83018005 r8:85b68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.355131][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.355229][ T32] r5:00001000 r4:ebd2b000 [ 1351.355282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.355402][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.355500][ T32] r5:85ba338c r4:85ba3000 [ 1351.355570][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.355689][ T32] r7:dddced40 r6:83018000 r5:85ba338c r4:85b33380 [ 1351.355775][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.355883][ T32] r10:61c88647 r9:85b68c00 r8:85b333ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.355939][ T32] r4:85b33380 [ 1351.355992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.356092][ T32] r10:00000000 r9:85b33380 r8:8027ecf4 r7:ed1b1e60 r6:85b3c100 r5:85b68c00 [ 1351.356149][ T32] r4:00000001 [ 1351.356199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.370615][ T32] Exception stack(0xed025fb0 to 0xed025ff8) [ 1351.370830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.370932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.371028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.371078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.371159][ T32] r4:85b2c140 [ 1351.372042][ T32] INFO: task kworker/0:694:6759 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.372123][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.372312][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.372445][ T32] Call trace: [ 1351.372573][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.372689][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.372749][ T32] r4:00000000 [ 1351.372792][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.372866][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.372967][ T32] dd20: d71bf000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.373037][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.373084][ T32] dd60: 800f0113 ffffffff [ 1351.373146][ T32] r5:800f0113 r4:80239bb0 [ 1351.373226][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.373321][ T32] r4:82ac11e4 [ 1351.373373][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.373454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.373503][ T32] r4:e06cddc0 [ 1351.373564][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.373656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.373757][ T32] r4:00000000 [ 1351.373809][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.373897][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.373943][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.374058][ T32] r5:00001000 r4:dfd83000 [ 1351.374112][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.374206][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.374258][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.374304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.374357][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.374386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.374454][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.374493][ T32] r4:85004e00 [ 1351.374552][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.374634][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.374703][ T32] r4:00000001 [ 1351.374777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.374855][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.374908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.374968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.375021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.375094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.375150][ T32] r4:8501e100 [ 1351.375199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.375273][ T32] INFO: task kworker/0:695:6762 blocked for more than 477 seconds. [ 1351.375378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.375439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.375482][ T32] task:kworker/0:695 state:D stack:0 pid:6762 tgid:6762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.375577][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.376088][ T32] r5:85b6a400 r4:829189bc [ 1351.376157][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.385078][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.385370][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.385599][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.385929][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.386183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.400919][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1351.401635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.401734][ T32] r4:e06cddc0 [ 1351.401763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.401808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.401833][ T32] r4:00000000 [ 1351.401867][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.401914][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.401936][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.401977][ T32] r5:00001000 r4:dfd83000 [ 1351.401997][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.402036][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.402075][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.402174][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.402223][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.402245][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.402290][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.402312][ T32] r4:85004e00 [ 1351.402337][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.402408][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.402448][ T32] r4:00000001 [ 1351.402470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.402506][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.402533][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.402561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.402592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.402620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.402668][ T32] r4:8501e100 [ 1351.402694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.402726][ T32] INFO: task kworker/0:696:6763 blocked for more than 477 seconds. [ 1351.402761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.402786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.402808][ T32] task:kworker/0:696 state:D stack:0 pid:6763 tgid:6763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.402853][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.403052][ T32] Call trace: [ 1351.403139][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.403218][ T32] r10:829189c0 r9:ed1b9d84 r8:00000002 r7:60000013 r6:ed1b9d8c r5:85b69800 [ 1351.403244][ T32] r4:85b69800 [ 1351.403316][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.403365][ T32] r5:85b69800 r4:829189bc [ 1351.403391][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.403508][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.403596][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b9e08 [ 1351.403635][ T32] r4:00000000 [ 1351.403656][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.403703][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.403746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.403788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c480 [ 1351.403811][ T32] r4:00000000 [ 1351.403863][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.403923][ T32] r9:83018005 r8:85b69800 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [ 1351.403972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.404018][ T32] r5:00001000 r4:ec67d000 [ 1351.404065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.404163][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.404296][ T32] r5:85ba3b8c r4:85ba3800 [ 1351.404336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.404383][ T32] r7:dddced40 r6:83018000 r5:85ba3b8c r4:85b33480 [ 1351.404404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.404448][ T32] r10:61c88647 r9:85b69800 r8:85b334ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.404509][ T32] r4:85b33480 [ 1351.404543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.404617][ T32] r10:00000000 r9:85b33480 r8:8027ecf4 r7:ed1b5e60 r6:85b3c200 r5:85b69800 [ 1351.404696][ T32] r4:00000001 [ 1351.404734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.404773][ T32] Exception stack(0xed1b9fb0 to 0xed1b9ff8) [ 1351.404799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.404826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.404851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.404879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.404900][ T32] r4:85b2c5c0 [ 1351.405258][ T32] INFO: task kworker/0:696:6763 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.405300][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.405389][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.405479][ T32] Call trace: [ 1351.405521][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.405602][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.405640][ T32] r4:00000000 [ 1351.405673][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.405753][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.405783][ T32] dd20: d7688000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.405811][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.405840][ T32] dd60: 800f0113 ffffffff [ 1351.405865][ T32] r5:800f0113 r4:80239bb0 [ 1351.405911][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1351.406069][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1351.406182][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.418734][ T32] r5:00001000 r4:dfd83000 ** 2 printk messages dropped ** [ 1351.419021][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1351.419335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.419784][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.420065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.420533][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1351.421047][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1351.421353][ T32] r5:85b68000 r4:829189bc [ 1351.421404][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.421520][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.421663][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 [ 1351.421745][ T32] r4:00000000 [ 1351.421815][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.421930][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.422027][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.422128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c640 [ 1351.422184][ T32] r4:00000000 [ 1351.422236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.422336][ T32] r9:83018005 r8:85b68000 r7:00000000 r6:83018000 r5:00001000 r4:7f125000 [ 1351.422394][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.422480][ T32] r5:00001000 r4:ec6a3000 [ 1351.422531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.422628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.422720][ T32] r5:85ba3f8c r4:85ba3c00 [ 1351.422769][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.422885][ T32] r7:dddced40 r6:83018000 r5:85ba3f8c r4:85b33500 [ 1351.423007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.423125][ T32] r10:61c88647 r9:85b68000 r8:85b3352c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.423186][ T32] r4:85b33500 [ 1351.423256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.423382][ T32] r10:00000000 r9:85b33500 r8:8027ecf4 r7:ed1b5e60 r6:85b3c280 r5:85b68000 [ 1351.423442][ T32] r4:00000001 [ 1351.423492][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.423588][ T32] Exception stack(0xed1c1fb0 to 0xed1c1ff8) [ 1351.423666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.423740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.423834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.423913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.423974][ T32] r4:85b2c400 [ 1351.425036][ T32] INFO: task kworker/0:697:6765 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.425125][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.425326][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.425474][ T32] Call trace: [ 1351.425599][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.425739][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.425807][ T32] r4:00000000 [ 1351.425858][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.425948][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.426041][ T32] dd20: d7688000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.426118][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.426181][ T32] dd60: 800f0113 ffffffff [ 1351.426239][ T32] r5:800f0113 r4:80239bb0 [ 1351.446807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.447057][ T32] r4:82ac11e4 [ 1351.447091][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.447140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.447191][ T32] r4:e06cddc0 [ 1351.447283][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.447399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.447464][ T32] r4:00000000 [ 1351.447490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.447536][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.447560][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.447612][ T32] r5:00001000 r4:dfd83000 [ 1351.447660][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.447704][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.447746][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.447772][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.447819][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.447867][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.447916][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.448020][ T32] r4:85004e00 [ 1351.448099][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.448148][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.448172][ T32] r4:00000001 [ 1351.448222][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.448263][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.448310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.448343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.448372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.448457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.448516][ T32] r4:8501e100 [ 1351.448608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.448664][ T32] INFO: task kworker/0:698:6767 blocked for more than 477 seconds. [ 1351.448728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.448759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.448783][ T32] task:kworker/0:698 state:D stack:0 pid:6767 tgid:6767 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.449225][ T32] r5:85b6c800 r4:829189bc [ 1351.449251][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.449319][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.449390][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c9e08 [ 1351.449418][ T32] r4:00000000 [ 1351.449451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.449519][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.449568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.449624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c740 [ 1351.449702][ T32] r4:00000000 [ 1351.449726][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.449796][ T32] r9:83018005 r8:85b6c800 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 [ 1351.449848][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.449899][ T32] r5:00001000 r4:ec6ad000 [ 1351.449920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.449985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.450032][ T32] r5:85ba438c r4:85ba4000 [ 1351.450080][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.450127][ T32] r7:dddced40 r6:83018000 r5:85ba438c r4:85b33580 [ 1351.450149][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.450193][ T32] r10:61c88647 r9:85b6c800 r8:85b335ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.450242][ T32] r4:85b33580 [ 1351.450297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.450370][ T32] r10:00000000 r9:85b33580 r8:8027ecf4 r7:ed1b5e60 r6:85b3c300 r5:85b6c800 [ 1351.450396][ T32] r4:00000001 [ 1351.450416][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.450452][ T32] Exception stack(0xed1c9fb0 to 0xed1c9ff8) [ 1351.450482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.450512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.450539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.450604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.450641][ T32] r4:85b2c880 [ 1351.451260][ T32] INFO: task kworker/0:698:6767 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.451313][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.451412][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.451486][ T32] Call trace: [ 1351.451523][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.451580][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.451633][ T32] r4:00000000 [ 1351.451658][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.451698][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.451732][ T32] dd20: d786b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1351.451827][ T32] r5:800f0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1351.452051][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1351.452302][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1351.452690][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1351.452919][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.453292][ T32] INFO: task kworker/0:699:6769 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.453795][ T32] r5:85ae2400 r4:829189bc [ 1351.453817][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.454122][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.454160][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.454246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c8c0 [ 1351.454331][ T32] r4:00000000 [ 1351.454364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.454411][ T32] r9:83018005 r8:85ae2400 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 [ 1351.454446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.454496][ T32] r5:00001000 r4:ec6bb000 [ 1351.454516][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.454578][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.454624][ T32] r5:85ba478c r4:85ba4400 [ 1351.454644][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.454693][ T32] r7:dddced40 r6:83018000 r5:85ba478c r4:85b33600 [ 1351.454729][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.454777][ T32] r10:61c88647 r9:85ae2400 r8:85b3362c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.454799][ T32] r4:85b33600 [ 1351.454818][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.454874][ T32] r10:00000000 r9:85b33600 r8:8027ecf4 r7:ed1b5e60 r6:85b33680 r5:85ae2400 [ 1351.454925][ T32] r4:00000001 [ 1351.454946][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.454983][ T32] Exception stack(0xec6d9fb0 to 0xec6d9ff8) [ 1351.455009][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.455037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.455062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.455132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.455158][ T32] r4:85b2c6c0 [ 1351.455445][ T32] INFO: task kworker/0:699:6769 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.455688][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.455777][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.455837][ T32] Call trace: [ 1351.455878][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1351.489909][ T32] r4:e06cddc0 ** 8 printk messages dropped ** [ 1351.490282][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1351.491128][ T32] INFO: task kworker/0:700:6772 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.491643][ T32] r5:85ae3000 r4:829189bc ** 1 printk messages dropped ** [ 1351.491703][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.492222][ T32] r5:85ba4b8c r4:85ba4800 ** 6 printk messages dropped ** [ 1351.492621][ T32] r10:00000000 r9:85b33700 r8:8027ecf4 r7:ed1b5e60 r6:85b33780 r5:85ae3000 [ 1351.492670][ T32] r4:00000001 [ 1351.492705][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.492742][ T32] Exception stack(0xed1cdfb0 to 0xed1cdff8) [ 1351.492842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.492874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.492955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.492989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.493039][ T32] r4:85b2c980 [ 1351.493642][ T32] INFO: task kworker/0:700:6772 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.493692][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.493752][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.493793][ T32] Call trace: [ 1351.493856][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.493912][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.493937][ T32] r4:00000000 [ 1351.493956][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.493997][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.494026][ T32] dd20: d7c0c000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.494055][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.494081][ T32] dd60: 800f0113 ffffffff [ 1351.494103][ T32] r5:800f0113 r4:80239bb0 [ 1351.494124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.494164][ T32] r4:82ac11e4 [ 1351.494184][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.494232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.494259][ T32] r4:e06cddc0 [ 1351.494280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.494322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.494344][ T32] r4:00000000 [ 1351.494364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.494406][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.494456][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.494502][ T32] r5:00001000 r4:dfd83000 [ 1351.494521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.494560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.494631][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.494657][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.494707][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.494730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.494790][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.494816][ T32] r4:85004e00 [ 1351.494837][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.494881][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.494908][ T32] r4:00000001 [ 1351.494982][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.495021][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.495048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.495075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.495329][ T32] INFO: task kworker/0:701:6773 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.495840][ T32] r5:85ae3c00 r4:829189bc [ 1351.495863][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.495933][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.496287][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.515266][ T32] r5:85ba538c r4:85ba5000 ** 4 printk messages dropped ** [ 1351.515511][ T32] r4:85b33800 ** 6 printk messages dropped ** [ 1351.516036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.524015][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1351.524633][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.525290][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1351.525539][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1351.525891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.541297][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.541713][ T32] r4:85ae4800 [ 1351.541763][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.541808][ T32] r5:85ae4800 r4:829189bc [ 1351.541855][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.541902][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.541975][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d9e08 [ 1351.542000][ T32] r4:00000000 [ 1351.542020][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.542081][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.542182][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.542283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47040 [ 1351.542325][ T32] r4:00000000 [ 1351.542381][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.542431][ T32] r9:83018005 r8:85ae4800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1351.542454][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.542494][ T32] r5:00001000 r4:ec77d000 [ 1351.542514][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.542552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.542652][ T32] r5:85ba5b8c r4:85ba5800 [ 1351.542682][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.542737][ T32] r7:dddced40 r6:83018000 r5:85ba5b8c r4:85b33900 [ 1351.542790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.542866][ T32] r10:61c88647 r9:85ae4800 r8:85b3392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.542892][ T32] r4:85b33900 [ 1351.543005][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.543077][ T32] r10:00000000 r9:85b33900 r8:8027ecf4 r7:ed1d5e60 r6:85b33980 r5:85ae4800 [ 1351.543211][ T32] r4:00000001 [ 1351.543258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.543301][ T32] Exception stack(0xed1d9fb0 to 0xed1d9ff8) [ 1351.543436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.543469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.543496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.543524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.543546][ T32] r4:85b2cd00 [ 1351.544524][ T32] INFO: task kworker/0:702:6776 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.544614][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.544915][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.544969][ T32] Call trace: [ 1351.545097][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.545337][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.545466][ T32] r4:00000000 [ 1351.545491][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.545582][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.545629][ T32] dd20: d8108000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.545714][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.545827][ T32] dd60: 800f0113 ffffffff [ 1351.545877][ T32] r5:800f0113 r4:80239bb0 [ 1351.545926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.546014][ T32] r4:82ac11e4 [ 1351.546060][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.546141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.546196][ T32] r4:e06cddc0 [ 1351.566903][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.567148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.567196][ T32] r4:00000000 [ 1351.567240][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.567322][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.567363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.567455][ T32] r5:00001000 r4:dfd83000 [ 1351.567510][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.567620][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.567727][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.567780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.567867][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.567907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.568014][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.568066][ T32] r4:85004e00 [ 1351.568122][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.568520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.568976][ T32] task:kworker/0:703 state:D stack:0 pid:6778 tgid:6778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.569570][ T32] r5:85ae5400 r4:829189bc ** 2 printk messages dropped ** [ 1351.569848][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1dde08 ** 6 printk messages dropped ** [ 1351.570310][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.570986][ T32] r10:61c88647 r9:85ae5400 r8:85b33a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1351.571535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.572637][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.573349][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1351.573669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.573699][ T32] r4:e06cddc0 [ 1351.573747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.573800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.573839][ T32] r4:00000000 [ 1351.573861][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.573929][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.573980][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.574061][ T32] r5:00001000 r4:dfd83000 [ 1351.574112][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.574180][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.574283][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.574334][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.574446][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.574470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.574517][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.574538][ T32] r4:85004e00 [ 1351.574584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.574633][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.574656][ T32] r4:00000001 [ 1351.574674][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.574715][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.574742][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.574769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.574811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.574869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.574922][ T32] r4:8501e100 [ 1351.575017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.575049][ T32] INFO: task kworker/0:704:6780 blocked for more than 478 seconds. [ 1351.575077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.575100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.575147][ T32] task:kworker/0:704 state:D stack:0 pid:6780 tgid:6780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.575224][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.575336][ T32] Call trace: [ 1351.575379][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.575425][ T32] r10:829189c0 r9:ed1e1d84 r8:00000002 r7:60000113 r6:ed1e1d8c r5:85ae6000 [ 1351.575448][ T32] r4:85ae6000 [ 1351.575480][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.575531][ T32] r5:85ae6000 r4:829189bc [ 1351.575552][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.575625][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.575681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e1e08 [ 1351.575723][ T32] r4:00000000 [ 1351.575771][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.575841][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.575881][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.575924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b471c0 [ 1351.575946][ T32] r4:00000000 [ 1351.575965][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.576006][ T32] r9:83018005 r8:85ae6000 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1351.576156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.576225][ T32] r5:00001000 r4:ec795000 [ 1351.604838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.605209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.605332][ T32] r5:85ba5f8c r4:85ba5c00 [ 1351.605413][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.605512][ T32] r7:dddced40 r6:83018000 r5:85ba5f8c r4:85b33b00 [ 1351.605563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.605686][ T32] r10:61c88647 r9:85ae6000 r8:85b33b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.605744][ T32] r4:85b33b00 [ 1351.605794][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.605893][ T32] r10:00000000 r9:85b33b00 r8:8027ecf4 r7:ed1d9e60 r6:85b33b80 r5:85ae6000 [ 1351.605945][ T32] r4:00000001 [ 1351.606011][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.606099][ T32] Exception stack(0xed1e1fb0 to 0xed1e1ff8) [ 1351.606189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.607250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.607335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.607411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.607468][ T32] r4:85b47300 [ 1351.608438][ T32] INFO: task kworker/0:704:6780 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.608583][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.608778][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.608896][ T32] Call trace: [ 1351.609017][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.609151][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.609241][ T32] r4:00000000 [ 1351.609296][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1351.609520][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.609598][ T32] dd60: 800f0113 ffffffff [ 1351.609671][ T32] r5:800f0113 r4:80239bb0 [ 1351.609733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.609831][ T32] r4:82ac11e4 [ 1351.609900][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.610002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.610056][ T32] r4:e06cddc0 [ 1351.610124][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.610226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.610322][ T32] r4:00000000 [ 1351.610380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.610507][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.610592][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.610692][ T32] r5:00001000 r4:dfd83000 [ 1351.610741][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.610833][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.610939][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.611023][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.611146][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.611216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.611311][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.611368][ T32] r4:85004e00 [ 1351.611417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.611517][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.611600][ T32] r4:00000001 [ 1351.611645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.611734][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.611805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.611887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.611959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.612034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.612103][ T32] r4:8501e100 [ 1351.612171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.612233][ T32] INFO: task kworker/0:705:6782 blocked for more than 478 seconds. [ 1351.612334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.612415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.612504][ T32] task:kworker/0:705 state:D stack:0 pid:6782 tgid:6782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.612638][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.612745][ T32] Call trace: [ 1351.612818][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.612914][ T32] r10:829189c0 r9:ed1e5d84 r8:00000002 r7:60000113 r6:ed1e5d8c r5:85ae6c00 [ 1351.612984][ T32] r4:85ae6c00 [ 1351.613063][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.613155][ T32] r5:85ae6c00 r4:829189bc [ 1351.613217][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.613320][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.613420][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e5e08 [ 1351.613471][ T32] r4:00000000 [ 1351.613516][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.613625][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.613714][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.613806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47380 [ 1351.613858][ T32] r4:00000000 [ 1351.613902][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.613995][ T32] r9:83018005 r8:85ae6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1351.614064][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.614156][ T32] r5:00001000 r4:ec7cd000 [ 1351.614201][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.614283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.614367][ T32] r5:85ba638c r4:85ba6000 [ 1351.614414][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.614517][ T32] r7:dddced40 r6:83018000 r5:85ba638c r4:85b33c00 [ 1351.614589][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.614690][ T32] r10:61c88647 r9:85ae6c00 r8:85b33c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.614741][ T32] r4:85b33c00 [ 1351.614801][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.614935][ T32] r10:00000000 r9:85b33c00 r8:8027ecf4 r7:ed1e1e60 r6:85b33c80 r5:85ae6c00 [ 1351.614992][ T32] r4:00000001 [ 1351.615041][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.615120][ T32] Exception stack(0xed1e5fb0 to 0xed1e5ff8) [ 1351.615180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.615262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.615331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.615401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.615453][ T32] r4:85b47180 [ 1351.616040][ T32] INFO: task kworker/0:705:6782 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.616110][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.639972][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.640256][ T32] Call trace: [ 1351.640410][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.640676][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.640757][ T32] r4:00000000 [ 1351.640811][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.640899][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.641010][ T32] dd20: d8722000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.641086][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.641141][ T32] dd60: 800f0113 ffffffff [ 1351.641198][ T32] r5:800f0113 r4:80239bb0 [ 1351.641248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.641345][ T32] r4:82ac11e4 [ 1351.641410][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.641510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.641562][ T32] r4:e06cddc0 [ 1351.641620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.641714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.641765][ T32] r4:00000000 [ 1351.641815][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.641910][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.641959][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.642050][ T32] r5:00001000 r4:dfd83000 [ 1351.642100][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.642202][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.642295][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.642346][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.642443][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.642492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.642594][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.642648][ T32] r4:85004e00 [ 1351.642714][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.642833][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.642917][ T32] r4:00000001 [ 1351.642971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.643051][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.643109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.643170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.643306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.643387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.643440][ T32] r4:8501e100 [ 1351.643494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.643587][ T32] INFO: task kworker/0:706:6784 blocked for more than 478 seconds. [ 1351.643667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.643727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1351.643902][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.644357][ T32] r5:85ae1800 r4:829189bc [ 1351.644419][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.644527][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.644632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e9e08 [ 1351.644685][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.644921][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1351.645108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1351.645684][ T32] r5:85ba678c r4:85ba6400 ** 1 printk messages dropped ** [ 1351.645827][ T32] r7:dddced40 r6:83018000 r5:85ba678c r4:85b33d00 ** 3 printk messages dropped ** [ 1351.646067][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.667492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.667702][ T32] r4:85b47340 [ 1351.668694][ T32] INFO: task kworker/0:706:6784 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.668805][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.668999][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.669135][ T32] Call trace: [ 1351.669209][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.669339][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.669399][ T32] r4:00000000 [ 1351.669445][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.669546][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.669661][ T32] dd20: d886e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.669765][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.669826][ T32] dd60: 800f0113 ffffffff [ 1351.669880][ T32] r5:800f0113 r4:80239bb0 [ 1351.669926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.670034][ T32] r4:82ac11e4 [ 1351.670088][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.670194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.670251][ T32] r4:e06cddc0 [ 1351.670331][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.670426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.670477][ T32] r4:00000000 [ 1351.670522][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.670622][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.670672][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.670762][ T32] r5:00001000 r4:dfd83000 [ 1351.670808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.670911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.671032][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.671102][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.671204][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.671274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.671376][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.671445][ T32] r4:85004e00 [ 1351.671498][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.671738][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.671836][ T32] r4:00000001 [ 1351.671893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.671992][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.672088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.672190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.672283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.672360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.672424][ T32] r4:8501e100 [ 1351.672526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.672727][ T32] INFO: task kworker/0:707:6786 blocked for more than 478 seconds. [ 1351.672836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.672904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.672962][ T32] task:kworker/0:707 state:D stack:0 pid:6786 tgid:6786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.673084][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.673194][ T32] Call trace: [ 1351.673278][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.673421][ T32] r10:829189c0 r9:ed1edd84 r8:00000002 r7:60000113 r6:ed1edd8c r5:85ae0c00 [ 1351.673486][ T32] r4:85ae0c00 [ 1351.673543][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.673652][ T32] r5:85ae0c00 r4:829189bc [ 1351.673710][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.673819][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.673957][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ede08 [ 1351.674022][ T32] r4:00000000 [ 1351.674078][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1351.674454][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.674699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1351.675582][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.675924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.702064][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1351.702641][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1351.702970][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1351.703529][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.704150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.704843][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.705306][ T32] r5:85356000 r4:829189bc ** 1 printk messages dropped ** [ 1351.705440][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.705488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 [ 1351.705510][ T32] r4:00000000 [ 1351.705542][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.705633][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.705747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.705860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b479c0 [ 1351.705917][ T32] r4:00000000 [ 1351.705960][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.706040][ T32] r9:83018005 r8:85356000 r7:00000000 r6:83018000 r5:00001000 r4:7f149000 [ 1351.706084][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.706161][ T32] r5:00001000 r4:ec8ed000 [ 1351.726761][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.727007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.727067][ T32] r5:85ba738c r4:85ba7000 [ 1351.727094][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.727176][ T32] r7:dddced40 r6:83018000 r5:85ba738c r4:85b33f00 [ 1351.727241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.727292][ T32] r10:61c88647 r9:85356000 r8:85b33f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.727315][ T32] r4:85b33f00 [ 1351.727348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.727397][ T32] r10:00000000 r9:85b33f00 r8:8027ecf4 r7:ed1ede60 r6:85b33f80 r5:85356000 [ 1351.727447][ T32] r4:00000001 [ 1351.727475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.727517][ T32] Exception stack(0xed1f1fb0 to 0xed1f1ff8) [ 1351.727584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.727631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.727660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.727749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.727829][ T32] r4:85b475c0 [ 1351.728500][ T32] INFO: task kworker/0:708:6788 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.728611][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.728812][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.728868][ T32] Call trace: [ 1351.728928][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.729015][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.729056][ T32] r4:00000000 [ 1351.729109][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.729186][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.729255][ T32] dd20: d8b81000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.729312][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.729389][ T32] dd60: 800f0113 ffffffff [ 1351.729442][ T32] r5:800f0113 r4:80239bb0 [ 1351.729466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.729513][ T32] r4:82ac11e4 [ 1351.729561][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.729619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.729657][ T32] r4:e06cddc0 [ 1351.729695][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.729767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.729794][ T32] r4:00000000 [ 1351.729826][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.729888][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.729953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.729999][ T32] r5:00001000 r4:dfd83000 [ 1351.730045][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.730102][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.730143][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.730189][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.730239][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.730538][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.730682][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1351.730964][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.731590][ T32] INFO: task kworker/0:709:6791 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.732117][ T32] r4:85368000 ** 1 printk messages dropped ** [ 1351.732195][ T32] r5:85368000 r4:829189bc [ 1351.732214][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.732409][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.732773][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.733222][ T32] r5:85bac38c r4:85bac000 ** 5 printk messages dropped ** [ 1351.733703][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1351.734625][ T32] INFO: task kworker/0:709:6791 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 9 printk messages dropped ** [ 1351.735867][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1351.758839][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1351.759198][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1351.759627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.760469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1351.761345][ T32] r4:8536a400 ** 1 printk messages dropped ** [ 1351.761471][ T32] r5:8536a400 r4:829189bc ** 1 printk messages dropped ** [ 1351.761577][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.761648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed201e08 [ 1351.761675][ T32] r4:00000000 [ 1351.761695][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.761786][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.761830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.761928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47dc0 [ 1351.761981][ T32] r4:00000000 [ 1351.762055][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.762127][ T32] r9:83018005 r8:8536a400 r7:00000000 r6:83018000 r5:00001000 r4:7f167000 [ 1351.762152][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.762191][ T32] r5:00001000 r4:ecb23000 [ 1351.762213][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.762251][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.762351][ T32] r5:85ba7b8c r4:85ba7800 [ 1351.762375][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.762430][ T32] r7:dddced40 r6:83018000 r5:85ba7b8c r4:85b53100 [ 1351.762456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.762503][ T32] r10:61c88647 r9:8536a400 r8:85b5312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.762525][ T32] r4:85b53100 [ 1351.762543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.762592][ T32] r10:00000000 r9:85b53100 r8:8027ecf4 r7:ed1f5e60 r6:85b53180 r5:8536a400 [ 1351.762647][ T32] r4:00000001 [ 1351.762669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.762756][ T32] Exception stack(0xed201fb0 to 0xed201ff8) [ 1351.762788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.762817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.762843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.762873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.762898][ T32] r4:85b47d80 [ 1351.763512][ T32] INFO: task kworker/0:710:6796 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.763578][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.763686][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.763764][ T32] Call trace: [ 1351.763866][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.763946][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.764059][ T32] r4:00000000 [ 1351.764082][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.764162][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.764194][ T32] dd20: d8e45000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.764240][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.764283][ T32] dd60: 800f0113 ffffffff [ 1351.764361][ T32] r5:800f0113 r4:80239bb0 [ 1351.764417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.764532][ T32] r4:82ac11e4 [ 1351.764585][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.764735][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1351.765083][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1351.765785][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.793392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1351.794331][ T32] r4:85369800 ** 1 printk messages dropped ** [ 1351.794462][ T32] r5:85369800 r4:829189bc [ 1351.794522][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.794800][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.795046][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.795408][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.796116][ T32] r10:61c88647 r9:85369800 r8:85b5322c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1351.810334][ T32] Exception stack(0xed1fdfb0 to 0xed1fdff8) ** 2 printk messages dropped ** [ 1351.810513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.811806][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.812517][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.812579][ T32] dd60: 800f0113 ffffffff [ 1351.812641][ T32] r5:800f0113 r4:80239bb0 [ 1351.812697][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.812783][ T32] r4:82ac11e4 [ 1351.812825][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.812907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.812950][ T32] r4:e06cddc0 [ 1351.812994][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.813076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.813117][ T32] r4:00000000 [ 1351.813161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.813242][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.813303][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.813393][ T32] r5:00001000 r4:dfd83000 [ 1351.813440][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.813529][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.813626][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.813667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.813782][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.813833][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.813949][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.814110][ T32] r4:85004e00 [ 1351.814154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.814245][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.814295][ T32] r4:00000001 [ 1351.814350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.814435][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.814498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.814554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.814640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.814707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.814755][ T32] r4:8501e100 [ 1351.814799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.814885][ T32] INFO: task kworker/0:712:6799 blocked for more than 478 seconds. [ 1351.814957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.815006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.815051][ T32] task:kworker/0:712 state:D stack:0 pid:6799 tgid:6799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.815139][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.815233][ T32] Call trace: [ 1351.815321][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.815418][ T32] r10:829189c0 r9:ed209d84 r8:00000002 r7:60000113 r6:ed209d8c r5:85368c00 [ 1351.815488][ T32] r4:85368c00 [ 1351.815577][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.815658][ T32] r5:85368c00 r4:829189bc [ 1351.815705][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.815781][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.815869][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed209e08 [ 1351.815917][ T32] r4:00000000 [ 1351.816009][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.816096][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.816178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.816323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b54240 [ 1351.833943][ T32] r4:00000000 [ 1351.833999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.834099][ T32] r9:83018005 r8:85368c00 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1351.834127][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.834229][ T32] r5:00001000 r4:eccd7000 [ 1351.834257][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.834333][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.834384][ T32] r5:85bac78c r4:85bac400 [ 1351.834405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.834452][ T32] r7:dddced40 r6:83018000 r5:85bac78c r4:85b53300 [ 1351.834473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.834546][ T32] r10:61c88647 r9:85368c00 r8:85b5332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.834652][ T32] r4:85b53300 [ 1351.834677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.834731][ T32] r10:00000000 r9:85b53300 r8:8027ecf4 r7:ed1f5e60 r6:85b53380 r5:85368c00 [ 1351.834754][ T32] r4:00000001 [ 1351.834774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.834810][ T32] Exception stack(0xed209fb0 to 0xed209ff8) [ 1351.834842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.834871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.834896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.834938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.834963][ T32] r4:85b54080 ** 2 printk messages dropped ** [ 1351.835801][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.836240][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1351.850189][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1351.850426][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1351.850793][ T32] r4:85004e00 ** 5 printk messages dropped ** [ 1351.851081][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.851797][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.852237][ T32] r5:8536bc00 r4:829189bc ** 1 printk messages dropped ** [ 1351.852336][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.852545][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.852776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.852969][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1351.853249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1351.853335][ T32] r4:00000001 [ 1351.853358][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.853394][ T32] Exception stack(0xed205fb0 to 0xed205ff8) [ 1351.853420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.853451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.853478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.853506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.853528][ T32] r4:85b54200 [ 1351.854112][ T32] INFO: task kworker/0:713:6803 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.854150][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.854336][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.854387][ T32] Call trace: [ 1351.854418][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.854481][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.854508][ T32] r4:00000000 [ 1351.854528][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.854568][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.854596][ T32] dd20: d9991000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.854625][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.854648][ T32] dd60: 800f0113 ffffffff [ 1351.854698][ T32] r5:800f0113 r4:80239bb0 [ 1351.854723][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.854765][ T32] r4:82ac11e4 [ 1351.854785][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.854825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.854847][ T32] r4:e06cddc0 [ 1351.854892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.854965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.854991][ T32] r4:00000000 [ 1351.855010][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.855052][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.855102][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.855185][ T32] r5:00001000 r4:dfd83000 [ 1351.855208][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.855276][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.855389][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.855422][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.855478][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.855500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.855550][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.855575][ T32] r4:85004e00 [ 1351.855599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.855644][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.855683][ T32] r4:00000001 [ 1351.855733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.855796][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.855825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.855916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.855961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.855996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.856046][ T32] r4:8501e100 [ 1351.856071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.856124][ T32] INFO: task kworker/0:714:6805 blocked for more than 478 seconds. [ 1351.856157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.856180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.856200][ T32] task:kworker/0:714 state:D stack:0 pid:6805 tgid:6805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.856247][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.863531][ T32] Call trace: [ 1351.863581][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.863662][ T32] r10:829189c0 r9:ed20dd84 r8:00000002 r7:60000113 r6:ed20dd8c r5:8536c800 [ 1351.863692][ T32] r4:8536c800 [ 1351.863741][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.863844][ T32] r5:8536c800 r4:829189bc [ 1351.863872][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.863940][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.863991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed20de08 [ 1351.864014][ T32] r4:00000000 [ 1351.864033][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.864071][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.864136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1351.864243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.864828][ T32] r10:61c88647 r9:8536c800 r8:85b5352c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.865409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1351.879868][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1351.880283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1351.880816][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.881610][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1351.881765][ T32] task:kworker/0:715 state:D stack:0 pid:6806 tgid:6806 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.881971][ T32] r10:829189c0 r9:ed1f9d84 r8:00000002 r7:60000113 r6:ed1f9d8c r5:8536d400 [ 1351.881993][ T32] r4:8536d400 [ 1351.882013][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.882117][ T32] r5:8536d400 r4:829189bc [ 1351.882142][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.882185][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.882230][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f9e08 [ 1351.882252][ T32] r4:00000000 [ 1351.882283][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.882334][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.882374][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.882416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b54500 [ 1351.882439][ T32] r4:00000000 [ 1351.882480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.882528][ T32] r9:83018005 r8:8536d400 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 [ 1351.882553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.882592][ T32] r5:00001000 r4:ecea5000 [ 1351.882610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.882661][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.882709][ T32] r5:85bacf8c r4:85bacc00 [ 1351.882756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.882887][ T32] r7:dddced40 r6:83018000 r5:85bacf8c r4:85b53600 [ 1351.882965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.883015][ T32] r10:61c88647 r9:8536d400 r8:85b5362c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.883060][ T32] r4:85b53600 [ 1351.883187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.883237][ T32] r10:00000000 r9:85b53600 r8:8027ecf4 r7:ed20de60 r6:85b53680 r5:8536d400 [ 1351.883259][ T32] r4:00000001 [ 1351.883277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.883331][ T32] Exception stack(0xed1f9fb0 to 0xed1f9ff8) [ 1351.883363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.883391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.883417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.883458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.883505][ T32] r4:85b54340 [ 1351.884097][ T32] INFO: task kworker/0:715:6806 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.884133][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.884190][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.884360][ T32] Call trace: [ 1351.884430][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.884499][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.884527][ T32] r4:00000000 [ 1351.884547][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.884590][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.884619][ T32] dd20: d9b8e000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.884673][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.884753][ T32] dd60: 800f0113 ffffffff [ 1351.884807][ T32] r5:800f0113 r4:80239bb0 [ 1351.884831][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.884871][ T32] r4:82ac11e4 [ 1351.884892][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.884960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.884986][ T32] r4:e06cddc0 [ 1351.885032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.885078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.885101][ T32] r4:00000000 [ 1351.885121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.885164][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.885186][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.885226][ T32] r5:00001000 r4:dfd83000 [ 1351.885247][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.885285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.885322][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.885377][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.885576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.907409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1351.908063][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.908510][ T32] r4:8536e000 ** 1 printk messages dropped ** [ 1351.908634][ T32] r5:8536e000 r4:829189bc [ 1351.908656][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.908699][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.908774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed215e08 [ 1351.908804][ T32] r4:00000000 [ 1351.908825][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.908918][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.908966][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.909008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b54900 [ 1351.909032][ T32] r4:00000000 [ 1351.909079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.909188][ T32] r9:83018005 r8:8536e000 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1351.909216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.909262][ T32] r5:00001000 r4:ecee7000 [ 1351.909283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.909323][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.909369][ T32] r5:85bad78c r4:85bad400 [ 1351.909389][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.909466][ T32] r7:dddced40 r6:83018000 r5:85bad78c r4:85b53700 [ 1351.909496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.909542][ T32] r10:61c88647 r9:8536e000 r8:85b5372c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1351.909801][ T32] Exception stack(0xed215fb0 to 0xed215ff8) ** 6 printk messages dropped ** [ 1351.911014][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.912203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 7 printk messages dropped ** [ 1351.912766][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1351.913251][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 8 printk messages dropped ** [ 1351.913939][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1351.914887][ T32] r10:829189c0 r9:ed211d84 r8:00000002 r7:60000013 r6:ed211d8c r5:8536ec00 ** 2 printk messages dropped ** [ 1351.915092][ T32] r5:8536ec00 r4:829189bc ** 2 printk messages dropped ** [ 1351.915311][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 ** 8 printk messages dropped ** [ 1351.916083][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.947436][ T32] r10:61c88647 r9:8536ec00 r8:85b5382c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1351.948023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.949700][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.950017][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.950064][ T32] dd60: 800f0113 ffffffff [ 1351.950114][ T32] r5:800f0113 r4:80239bb0 [ 1351.950158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.950247][ T32] r4:82ac11e4 [ 1351.950329][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.950418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1351.950482][ T32] r4:e06cddc0 [ 1351.950527][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.950625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1351.950679][ T32] r4:00000000 [ 1351.950724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.950812][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.950883][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.950972][ T32] r5:00001000 r4:dfd83000 [ 1351.951020][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.951100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.951178][ T32] r5:84ff7f8c r4:84ff7c00 [ 1351.951219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.951310][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1351.951422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.951549][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.951602][ T32] r4:85004e00 [ 1351.951642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.951793][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1351.951843][ T32] r4:00000001 [ 1351.951893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.951969][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1351.952025][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.952093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.952151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.952206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.952252][ T32] r4:8501e100 [ 1351.952296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.952390][ T32] INFO: task kworker/0:718:6812 blocked for more than 478 seconds. [ 1351.952494][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.952560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.952620][ T32] task:kworker/0:718 state:D stack:0 pid:6812 tgid:6812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.952725][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.952823][ T32] Call trace: [ 1351.952893][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.952981][ T32] r10:829189c0 r9:ed21dd84 r8:00000002 r7:60000113 r6:ed21dd8c r5:8536b000 [ 1351.953029][ T32] r4:8536b000 [ 1351.953071][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.953153][ T32] r5:8536b000 r4:829189bc [ 1351.953191][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.953268][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.953373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed21de08 [ 1351.953445][ T32] r4:00000000 [ 1351.953499][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.953580][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.953655][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.953739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b54a00 [ 1351.953786][ T32] r4:00000000 [ 1351.953837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.953942][ T32] r9:83018005 r8:8536b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [ 1351.954019][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.954106][ T32] r5:00001000 r4:ecefb000 [ 1351.954142][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.954237][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.954339][ T32] r5:85badb8c r4:85bad800 [ 1351.954390][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.954474][ T32] r7:dddced40 r6:83018000 r5:85badb8c r4:85b53900 [ 1351.954515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.954612][ T32] r10:61c88647 r9:8536b000 r8:85b5392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.954654][ T32] r4:85b53900 [ 1351.954712][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.954798][ T32] r10:00000000 r9:85b53900 r8:8027ecf4 r7:ed211e60 r6:85b53980 r5:8536b000 ** 6 printk messages dropped ** [ 1351.955196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1351.977080][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1351.977702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1351.978272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.978982][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.979357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1351.980019][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.980128][ T32] r10:829189c0 r9:ed221d84 r8:00000002 r7:60000113 r6:ed221d8c r5:83ad8000 [ 1351.980180][ T32] r4:83ad8000 [ 1351.980216][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.980296][ T32] r5:83ad8000 r4:829189bc [ 1351.980344][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.980444][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.980545][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed221e08 [ 1351.980595][ T32] r4:00000000 [ 1351.980633][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.980731][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.980807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.980885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3a500 [ 1351.980929][ T32] r4:00000000 [ 1351.980969][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.981044][ T32] r9:83018005 r8:83ad8000 r7:00000000 r6:83018000 r5:00001000 r4:7f1ef000 [ 1351.981117][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.981217][ T32] r5:00001000 r4:ed02f000 [ 1351.981270][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.981373][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.981486][ T32] r5:85baeb8c r4:85bae800 [ 1351.981531][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.981610][ T32] r7:dddced40 r6:83018000 r5:85baeb8c r4:85b53a00 [ 1351.981656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.981744][ T32] r10:61c88647 r9:83ad8000 r8:85b53a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.981786][ T32] r4:85b53a00 [ 1351.981843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.981931][ T32] r10:00000000 r9:85b53a00 r8:8027ecf4 r7:ed211e60 r6:85b53a80 r5:83ad8000 [ 1351.981974][ T32] r4:00000001 [ 1351.982011][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.982097][ T32] Exception stack(0xed221fb0 to 0xed221ff8) [ 1351.982174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.982234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.982283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.982344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.982384][ T32] r4:85b54ac0 [ 1351.983244][ T32] INFO: task kworker/0:719:6814 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1351.983331][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.983469][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.983590][ T32] Call trace: [ 1351.983672][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.983781][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1351.983843][ T32] r4:00000000 [ 1351.983883][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.983987][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1351.984063][ T32] dd20: da2aa000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1351.984115][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1351.984167][ T32] dd60: 800f0113 ffffffff [ 1351.984210][ T32] r5:800f0113 r4:80239bb0 [ 1351.984271][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1351.984667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1351.985477][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 6 printk messages dropped ** [ 1351.985967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.007922][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.008662][ T32] r5:83ad8c00 r4:829189bc ** 3 printk messages dropped ** [ 1352.008997][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.009307][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.009482][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.010058][ T32] r10:61c88647 r9:83ad8c00 r8:85b53b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1352.010296][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.010547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.011805][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.012144][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.012403][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1352.012914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1352.013590][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.014341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.014713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.014770][ T32] r4:8501e100 [ 1352.014815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.014913][ T32] INFO: task kworker/0:721:6818 blocked for more than 478 seconds. [ 1352.015003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.015054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.015096][ T32] task:kworker/0:721 state:D stack:0 pid:6818 tgid:6818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.015183][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.015261][ T32] Call trace: [ 1352.015358][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.015467][ T32] r10:829189c0 r9:ed219d84 r8:00000002 r7:60000113 r6:ed219d8c r5:83ad9800 [ 1352.015522][ T32] r4:83ad9800 [ 1352.015561][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.015642][ T32] r5:83ad9800 r4:829189bc [ 1352.015680][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.015765][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.015856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 [ 1352.015911][ T32] r4:00000000 [ 1352.015947][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.016028][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.016101][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.016180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b54e80 [ 1352.016298][ T32] r4:00000000 [ 1352.048288][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.048503][ T32] r9:83018005 r8:83ad9800 r7:00000000 r6:83018000 r5:00001000 r4:7f1ed000 [ 1352.048557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.048666][ T32] r5:00001000 r4:ed019000 [ 1352.048718][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.048798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.048877][ T32] r5:85bae78c r4:85bae400 [ 1352.048918][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.049025][ T32] r7:dddced40 r6:83018000 r5:85bae78c r4:85b53c00 [ 1352.049088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.049188][ T32] r10:61c88647 r9:83ad9800 r8:85b53c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.049243][ T32] r4:85b53c00 [ 1352.049298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.049410][ T32] r10:00000000 r9:85b53c00 r8:8027ecf4 r7:ed221e60 r6:85b53c80 r5:83ad9800 [ 1352.049467][ T32] r4:00000001 [ 1352.049510][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.049590][ T32] Exception stack(0xed219fb0 to 0xed219ff8) [ 1352.049652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.049716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.049774][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.049845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.049899][ T32] r4:85b54dc0 [ 1352.050825][ T32] INFO: task kworker/0:721:6818 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.050903][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.051047][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.051145][ T32] Call trace: [ 1352.051217][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.051313][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.051377][ T32] r4:00000000 [ 1352.051424][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.051507][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.051566][ T32] dd20: dac3a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.051628][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.051674][ T32] dd60: 800f0113 ffffffff [ 1352.051722][ T32] r5:800f0113 r4:80239bb0 [ 1352.051770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.051853][ T32] r4:82ac11e4 [ 1352.051918][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.052080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.052153][ T32] r4:e06cddc0 [ 1352.052235][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1352.052763][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1352.053134][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.053796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1352.054608][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1352.054808][ T32] r5:83ada400 r4:829189bc ** 3 printk messages dropped ** [ 1352.055028][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.055376][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.056048][ T32] r10:61c88647 r9:83ada400 r8:85b53d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.074661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1352.075802][ T32] r4:00000000 [ 1352.075834][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.075873][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.075925][ T32] dd20: dac3a000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.075958][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.075984][ T32] dd60: 800f0113 ffffffff [ 1352.076083][ T32] r5:800f0113 r4:80239bb0 [ 1352.076136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.076184][ T32] r4:82ac11e4 [ 1352.076205][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.086849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.086889][ T32] r4:e06cddc0 [ 1352.086913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.086973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.086995][ T32] r4:00000000 [ 1352.087014][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.087057][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.087111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.087204][ T32] r5:00001000 r4:dfd83000 [ 1352.087261][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.087356][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.087466][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.087550][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.087646][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.087688][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.087782][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.087833][ T32] r4:85004e00 [ 1352.087875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.087933][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.087968][ T32] r4:00000001 [ 1352.088020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.088070][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.088139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.088178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.088231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.088292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.088319][ T32] r4:8501e100 [ 1352.088347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.088394][ T32] INFO: task kworker/0:723:6822 blocked for more than 478 seconds. [ 1352.088434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.088460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.088539][ T32] task:kworker/0:723 state:D stack:0 pid:6822 tgid:6822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.088618][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.088674][ T32] Call trace: [ 1352.088709][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.088758][ T32] r10:829189c0 r9:ed22dd84 r8:00000002 r7:60000113 r6:ed22dd8c r5:83adb000 [ 1352.088781][ T32] r4:83adb000 ** 1 printk messages dropped ** [ 1352.088851][ T32] r5:83adb000 r4:829189bc [ 1352.088886][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1352.088987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 ** 8 printk messages dropped ** [ 1352.089281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.089705][ T32] r4:85b53e00 [ 1352.089724][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.089766][ T32] r10:00000000 r9:85b53e00 r8:8027ecf4 r7:ed229e60 r6:85b53e80 r5:83adb000 [ 1352.089800][ T32] r4:00000001 [ 1352.089834][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.089873][ T32] Exception stack(0xed22dfb0 to 0xed22dff8) [ 1352.089899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.089928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.089953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.089982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.090009][ T32] r4:85104100 [ 1352.090557][ T32] INFO: task kworker/0:723:6822 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.090600][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.090688][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.090731][ T32] Call trace: [ 1352.090787][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.090840][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.090863][ T32] r4:00000000 [ 1352.090882][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.090933][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.090978][ T32] dd20: db002000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.091024][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.091052][ T32] dd60: 800f0113 ffffffff [ 1352.091076][ T32] r5:800f0113 r4:80239bb0 [ 1352.091109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.091153][ T32] r4:82ac11e4 [ 1352.091187][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1352.091465][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1352.091693][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 2 printk messages dropped ** [ 1352.091849][ T32] r4:85004e00 ** 2 printk messages dropped ** [ 1352.091954][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.092063][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.092246][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1352.092362][ T32] task:kworker/0:724 state:D stack:0 pid:6824 tgid:6824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.092785][ T32] r5:83adbc00 r4:829189bc [ 1352.092806][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.093025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1352.093536][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.093883][ T32] r4:00000001 [ 1352.093903][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.093936][ T32] Exception stack(0xed231fb0 to 0xed231ff8) [ 1352.093961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.093989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.094020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.094102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.094130][ T32] r4:85104200 [ 1352.094558][ T32] INFO: task kworker/0:724:6824 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.094639][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.094759][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.094838][ T32] Call trace: [ 1352.094919][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.095046][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.095103][ T32] r4:00000000 [ 1352.095149][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.095226][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.095284][ T32] dd20: db002000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.095342][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.095399][ T32] dd60: 800f0113 ffffffff [ 1352.095506][ T32] r5:800f0113 r4:80239bb0 [ 1352.095569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.095657][ T32] r4:82ac11e4 [ 1352.095701][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.095815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.095868][ T32] r4:e06cddc0 [ 1352.095917][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.096004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.096083][ T32] r4:00000000 [ 1352.096136][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.096217][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.096399][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.118880][ T32] r5:00001000 r4:dfd83000 [ 1352.118952][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.119024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.119065][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.119087][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.119184][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.119209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.119256][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.119310][ T32] r4:85004e00 [ 1352.119417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.119505][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.119556][ T32] r4:00000001 [ 1352.119585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.119623][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.119656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.119696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.119728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.119809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.119836][ T32] r4:8501e100 [ 1352.119859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.119890][ T32] INFO: task kworker/0:725:6826 blocked for more than 478 seconds. ** 2 printk messages dropped ** [ 1352.119971][ T32] task:kworker/0:725 state:D stack:0 pid:6826 tgid:6826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.120331][ T32] r5:83adc800 r4:829189bc [ 1352.120377][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.120706][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1352.121098][ T32] r5:85bafb8c r4:85baf800 ** 5 printk messages dropped ** [ 1352.121317][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1352.122175][ T32] INFO: task kworker/0:725:6826 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 13 printk messages dropped ** [ 1352.122892][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1352.123066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 12 printk messages dropped ** [ 1352.123776][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1352.124197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.124903][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.125166][ T32] r5:83add400 r4:829189bc ** 1 printk messages dropped ** [ 1352.125250][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.125452][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.125488][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.125556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104780 [ 1352.125590][ T32] r4:00000000 [ 1352.125610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.125652][ T32] r9:83018005 r8:83add400 r7:00000000 r6:83018000 r5:00001000 r4:7f1f9000 [ 1352.125673][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.125710][ T32] r5:00001000 r4:ed0d1000 [ 1352.125730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.125796][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.125841][ T32] r5:85baff8c r4:85bafc00 [ 1352.125877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.125982][ T32] r7:dddced40 r6:83018000 r5:85baff8c r4:85465100 [ 1352.126016][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.126083][ T32] r10:61c88647 r9:83add400 r8:8546512c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.126124][ T32] r4:85465100 [ 1352.126149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.126195][ T32] r10:00000000 r9:85465100 r8:8027ecf4 r7:ed239e60 r6:85465180 r5:83add400 [ 1352.126263][ T32] r4:00000001 [ 1352.151035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.151154][ T32] Exception stack(0xed23dfb0 to 0xed23dff8) [ 1352.151191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.151223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.151250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.151281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.151324][ T32] r4:85104500 [ 1352.151872][ T32] INFO: task kworker/0:726:6828 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.151911][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.152048][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.152166][ T32] Call trace: [ 1352.152245][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.152304][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.152358][ T32] r4:00000000 [ 1352.152430][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.152665][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.152704][ T32] dd20: db7a8000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.152734][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.152782][ T32] dd60: 800f0113 ffffffff [ 1352.152812][ T32] r5:800f0113 r4:80239bb0 [ 1352.152860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.152908][ T32] r4:82ac11e4 [ 1352.152929][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.152972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.153047][ T32] r4:e06cddc0 [ 1352.153071][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.153115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.153137][ T32] r4:00000000 [ 1352.153156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.153198][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.153219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.153258][ T32] r5:00001000 r4:dfd83000 [ 1352.153277][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.153334][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.153378][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.153399][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.153442][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 2 printk messages dropped ** [ 1352.153531][ T32] r4:85004e00 ** 3 printk messages dropped ** [ 1352.153671][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.153847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1352.154073][ T32] task:kworker/0:727 state:D stack:0 pid:6829 tgid:6829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.154417][ T32] r5:83ade000 r4:829189bc [ 1352.154450][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.154493][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.154583][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 ** 3 printk messages dropped ** [ 1352.154788][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1352.155065][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1352.155718][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1352.163564][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.163976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1352.164639][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1352.165259][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1352.165855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1352.176945][ T32] r4:83adec00 ** 1 printk messages dropped ** [ 1352.177024][ T32] r5:83adec00 r4:829189bc ** 2 printk messages dropped ** [ 1352.177151][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed241e08 ** 3 printk messages dropped ** [ 1352.177302][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.177388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104a00 [ 1352.177453][ T32] r4:00000000 [ 1352.177502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.177592][ T32] r9:83018005 r8:83adec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1352.177641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.177729][ T32] r5:00001000 r4:df9cd000 [ 1352.177767][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.177890][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.177981][ T32] r5:85bb878c r4:85bb8400 [ 1352.178012][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.178059][ T32] r7:dddced40 r6:83018000 r5:85bb878c r4:85465300 [ 1352.178081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.178126][ T32] r10:61c88647 r9:83adec00 r8:8546532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.178149][ T32] r4:85465300 [ 1352.178202][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.178347][ T32] r10:00000000 r9:85465300 r8:8027ecf4 r7:ed235e60 r6:85465380 r5:83adec00 [ 1352.178614][ T32] r4:00000001 [ 1352.178663][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.178753][ T32] Exception stack(0xed241fb0 to 0xed241ff8) [ 1352.178848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.178915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.178996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.179055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.179167][ T32] r4:85104800 [ 1352.179748][ T32] INFO: task kworker/0:728:6832 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.179848][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.179961][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.180265][ T32] Call trace: [ 1352.180307][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.180364][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.180520][ T32] r4:00000000 [ 1352.180551][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.180595][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.180639][ T32] dd20: db83d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.180694][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.180750][ T32] dd60: 800f0113 ffffffff [ 1352.180801][ T32] r5:800f0113 r4:80239bb0 [ 1352.180878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.180976][ T32] r4:82ac11e4 [ 1352.181001][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.181047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.181098][ T32] r4:e06cddc0 [ 1352.181121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.181163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.181186][ T32] r4:00000000 [ 1352.181205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.181246][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.181268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.181307][ T32] r5:00001000 r4:dfd83000 [ 1352.181360][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.181404][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.181476][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.181529][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.181609][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.181646][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.181693][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.181715][ T32] r4:85004e00 [ 1352.181740][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.181826][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.181855][ T32] r4:00000001 [ 1352.181875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.181909][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.181959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.181998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.182024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.182052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.182074][ T32] r4:8501e100 [ 1352.182120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.182155][ T32] INFO: task kworker/0:729:6834 blocked for more than 478 seconds. [ 1352.182240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.182268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.182343][ T32] task:kworker/0:729 state:D stack:0 pid:6834 tgid:6834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.182394][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.182437][ T32] Call trace: [ 1352.182468][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.182512][ T32] r10:829189c0 r9:ed255d84 r8:00000002 r7:60000013 r6:ed255d8c r5:85be8000 [ 1352.182534][ T32] r4:85be8000 [ 1352.182632][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.182676][ T32] r5:85be8000 r4:829189bc [ 1352.182696][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.182735][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.182780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed255e08 [ 1352.182802][ T32] r4:00000000 [ 1352.182821][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.182858][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.182935][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.183047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104ac0 [ 1352.183164][ T32] r4:00000000 [ 1352.183187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.183228][ T32] r9:83018005 r8:85be8000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1352.183276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.183347][ T32] r5:00001000 r4:eba53000 [ 1352.183399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.183442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.183521][ T32] r5:85bb8b8c r4:85bb8800 [ 1352.183550][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.183594][ T32] r7:dddced40 r6:83018000 r5:85bb8b8c r4:85465400 [ 1352.183655][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.183722][ T32] r10:61c88647 r9:85be8000 r8:8546542c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.183750][ T32] r4:85465400 [ 1352.183768][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.183837][ T32] r10:00000000 r9:85465400 r8:8027ecf4 r7:ed241e60 r6:85465480 r5:85be8000 [ 1352.183896][ T32] r4:00000001 [ 1352.183925][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.183994][ T32] Exception stack(0xed255fb0 to 0xed255ff8) [ 1352.184029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.184059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.184085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.184953][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.185298][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.185603][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1352.185924][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1352.186226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1352.218134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1352.218724][ T32] Call trace: [ 1352.218831][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.218912][ T32] r10:829189c0 r9:ed249d84 r8:00000002 r7:60000113 r6:ed249d8c r5:85be9800 [ 1352.218945][ T32] r4:85be9800 [ 1352.218965][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.219005][ T32] r5:85be9800 r4:829189bc [ 1352.219051][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.219094][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.219168][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed249e08 [ 1352.219198][ T32] r4:00000000 [ 1352.219245][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.219295][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.219345][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.219387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104d40 [ 1352.219409][ T32] r4:00000000 [ 1352.219429][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.219474][ T32] r9:83018005 r8:85be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1352.219496][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.219535][ T32] r5:00001000 r4:ebdf1000 [ 1352.219582][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.219670][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.219768][ T32] r5:85bb8f8c r4:85bb8c00 [ 1352.219844][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.219889][ T32] r7:dddced40 r6:83018000 r5:85bb8f8c r4:85465500 [ 1352.219963][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.220010][ T32] r10:61c88647 r9:85be9800 r8:8546552c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.220034][ T32] r4:85465500 [ 1352.220052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.220094][ T32] r10:00000000 r9:85465500 r8:8027ecf4 r7:ed255e60 r6:85465580 r5:85be9800 [ 1352.220117][ T32] r4:00000001 [ 1352.220161][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.220213][ T32] Exception stack(0xed249fb0 to 0xed249ff8) ** 1 printk messages dropped ** [ 1352.220294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.220328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.220358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.220380][ T32] r4:85104b00 [ 1352.221001][ T32] INFO: task kworker/0:730:6836 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.221071][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.221206][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.221253][ T32] Call trace: [ 1352.221313][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.221369][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.221398][ T32] r4:00000000 [ 1352.221419][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.221457][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.221487][ T32] dd20: dbe72000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.221542][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.221572][ T32] dd60: 800f0113 ffffffff [ 1352.221595][ T32] r5:800f0113 r4:80239bb0 [ 1352.221615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.221654][ T32] r4:82ac11e4 [ 1352.221674][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.221723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.221746][ T32] r4:e06cddc0 [ 1352.221791][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.221837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.221885][ T32] r4:00000000 [ 1352.221915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.222010][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.222088][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.222137][ T32] r5:00001000 r4:dfd83000 [ 1352.222158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.222201][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.222522][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.222759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1352.223262][ T32] r5:85beb000 r4:829189bc [ 1352.223324][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.223369][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.223414][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed25de08 ** 2 printk messages dropped ** [ 1352.223524][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.223738][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.223833][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.224138][ T32] r10:61c88647 r9:85beb000 r8:8546562c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1352.224992][ T32] INFO: task kworker/0:731:6838 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1352.225745][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1352.249653][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.250354][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.250552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.250689][ T32] r4:8501e100 [ 1352.250719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.250754][ T32] INFO: task kworker/0:732:6840 blocked for more than 478 seconds. [ 1352.250792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.250817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.250881][ T32] task:kworker/0:732 state:D stack:0 pid:6840 tgid:6840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.250959][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.251007][ T32] Call trace: [ 1352.251040][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.251106][ T32] r10:829189c0 r9:ed261d84 r8:00000002 r7:60000013 r6:ed261d8c r5:85b6bc00 [ 1352.251175][ T32] r4:85b6bc00 [ 1352.251244][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.251347][ T32] r5:85b6bc00 r4:829189bc [ 1352.251396][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.251477][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.251571][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed261e08 [ 1352.251621][ T32] r4:00000000 [ 1352.251697][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.251814][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.251896][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.252008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47f80 [ 1352.252070][ T32] r4:00000000 [ 1352.252120][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.252210][ T32] r9:83018005 r8:85b6bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1352.252273][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.252545][ T32] r5:00001000 r4:ec835000 [ 1352.252653][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.252754][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.252844][ T32] r5:85bb938c r4:85bb9000 [ 1352.252890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.252985][ T32] r7:dddced40 r6:83018000 r5:85bb938c r4:85465700 [ 1352.253034][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.253134][ T32] r10:61c88647 r9:85b6bc00 r8:8546572c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.253187][ T32] r4:85465700 [ 1352.253257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.253374][ T32] r10:00000000 r9:85465700 r8:8027ecf4 r7:ed25de60 r6:85b3c380 r5:85b6bc00 [ 1352.253435][ T32] r4:00000001 [ 1352.253550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.253655][ T32] Exception stack(0xed261fb0 to 0xed261ff8) [ 1352.253754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.253850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.253922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.253989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.254040][ T32] r4:85104bc0 [ 1352.255027][ T32] INFO: task kworker/0:732:6840 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.255124][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.255275][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.255383][ T32] Call trace: [ 1352.255465][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.255594][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.255648][ T32] r4:00000000 [ 1352.255693][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.255778][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.255844][ T32] dd20: dc1c3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.255910][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.255995][ T32] dd60: 800f0113 ffffffff [ 1352.256058][ T32] r5:800f0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1352.275058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 8 printk messages dropped ** [ 1352.275793][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.287899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1352.288688][ T32] task:kworker/0:733 state:D stack:0 pid:6842 tgid:6842 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.289358][ T32] r5:85b6ec00 r4:829189bc ** 3 printk messages dropped ** [ 1352.289658][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.290301][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.291089][ T32] r4:85465780 ** 6 printk messages dropped ** [ 1352.291619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.293463][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.293812][ T32] dd60: 800f0113 ffffffff ** 8 printk messages dropped ** [ 1352.294527][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.294854][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1352.295304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1352.296184][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1352.318248][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.318920][ T32] r5:85b6e000 r4:829189bc ** 1 printk messages dropped ** [ 1352.319064][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.319734][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.319836][ T32] r9:83018005 r8:85b6e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1352.319890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.320020][ T32] r5:00001000 r4:eca71000 [ 1352.320079][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.320174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.320288][ T32] r5:85bb9f8c r4:85bb9c00 [ 1352.320346][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.320501][ T32] r7:dddced40 r6:83018000 r5:85bb9f8c r4:85465880 [ 1352.320573][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.320677][ T32] r10:61c88647 r9:85b6e000 r8:854658ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.320732][ T32] r4:85465880 [ 1352.320779][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.320894][ T32] r10:00000000 r9:85465880 r8:8027ecf4 r7:ed269e60 r6:85b3c480 r5:85b6e000 [ 1352.320953][ T32] r4:00000001 [ 1352.321004][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.321088][ T32] Exception stack(0xed271fb0 to 0xed271ff8) [ 1352.321152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.321218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.321283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.321349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.321407][ T32] r4:84533140 [ 1352.322427][ T32] INFO: task kworker/0:734:6844 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.322574][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.322725][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.322893][ T32] Call trace: [ 1352.323016][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.323146][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.323209][ T32] r4:00000000 [ 1352.323257][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.323365][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.323442][ T32] dd20: dc4b3000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.323528][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.323615][ T32] dd60: 800f0113 ffffffff [ 1352.323686][ T32] r5:800f0113 r4:80239bb0 [ 1352.323740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.323871][ T32] r4:82ac11e4 [ 1352.323930][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.324030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.324100][ T32] r4:e06cddc0 [ 1352.324155][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.324250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.324302][ T32] r4:00000000 [ 1352.324351][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.324446][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.324539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.324676][ T32] r5:00001000 r4:dfd83000 [ 1352.324754][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.324859][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.324953][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.325038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.325143][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.325194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.325301][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.325359][ T32] r4:85004e00 [ 1352.325423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.325582][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.325658][ T32] r4:00000001 [ 1352.325706][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.325782][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.325841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.325905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.325981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.326069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.326195][ T32] r4:8501e100 [ 1352.350040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.350440][ T32] INFO: task kworker/0:735:6846 blocked for more than 478 seconds. [ 1352.350550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.350633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.350687][ T32] task:kworker/0:735 state:D stack:0 pid:6846 tgid:6846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.350784][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.350878][ T32] Call trace: [ 1352.350914][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.350976][ T32] r10:829189c0 r9:ed279d84 r8:00000002 r7:60000113 r6:ed279d8c r5:85360000 [ 1352.351000][ T32] r4:85360000 [ 1352.351023][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.351063][ T32] r5:85360000 r4:829189bc [ 1352.351083][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.351122][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.351166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed279e08 [ 1352.351188][ T32] r4:00000000 [ 1352.351207][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.351245][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.351286][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.351329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84533480 [ 1352.351365][ T32] r4:00000000 [ 1352.351390][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.351436][ T32] r9:83018005 r8:85360000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1352.351457][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.351498][ T32] r5:00001000 r4:ecacb000 [ 1352.351519][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.351557][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.351605][ T32] r5:85bba38c r4:85bba000 [ 1352.351625][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.351670][ T32] r7:dddced40 r6:83018000 r5:85bba38c r4:85465800 [ 1352.351691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.351736][ T32] r10:61c88647 r9:85360000 r8:8546582c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.351759][ T32] r4:85465800 [ 1352.351780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.351824][ T32] r10:00000000 r9:85465800 r8:8027ecf4 r7:ed271e60 r6:85b3c500 r5:85360000 ** 3 printk messages dropped ** [ 1352.351929][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1352.352973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.353233][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1352.353472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 5 printk messages dropped ** [ 1352.353652][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 5 printk messages dropped ** [ 1352.354119][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1352.354630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.355153][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.355563][ T32] r5:85360c00 r4:829189bc [ 1352.355622][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.356032][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1352.373707][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.374162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1352.374594][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.374976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1352.389861][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.389924][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.389949][ T32] r4:00000000 [ 1352.389985][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.390031][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.390062][ T32] dd20: dc8b2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.390091][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.390115][ T32] dd60: 800f0113 ffffffff [ 1352.390138][ T32] r5:800f0113 r4:80239bb0 [ 1352.390209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.390300][ T32] r4:82ac11e4 [ 1352.390327][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.390371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.390393][ T32] r4:e06cddc0 [ 1352.390425][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.390470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.390494][ T32] r4:00000000 [ 1352.390512][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.390556][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.390691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.390741][ T32] r5:00001000 r4:dfd83000 [ 1352.390763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.390802][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.390843][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.390863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.390910][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.390933][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.390980][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.391004][ T32] r4:85004e00 [ 1352.391024][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.391094][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.391215][ T32] r4:00000001 [ 1352.391240][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.391279][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.391328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.391425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.391464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.391493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.391519][ T32] r4:8501e100 [ 1352.391561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.391607][ T32] INFO: task kworker/0:737:6849 blocked for more than 478 seconds. [ 1352.391644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.391670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.391693][ T32] task:kworker/0:737 state:D stack:0 pid:6849 tgid:6849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.391740][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.391781][ T32] Call trace: [ 1352.391814][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.391891][ T32] r10:829189c0 r9:ed285d84 r8:00000002 r7:60000013 r6:ed285d8c r5:85362400 [ 1352.391915][ T32] r4:85362400 [ 1352.391935][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.391976][ T32] r5:85362400 r4:829189bc [ 1352.391996][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.392034][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.392080][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed285e08 [ 1352.392102][ T32] r4:00000000 [ 1352.392121][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.392158][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.392195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.392236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84533580 [ 1352.392257][ T32] r4:00000000 [ 1352.392276][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.392315][ T32] r9:83018005 r8:85362400 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1352.392336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.392375][ T32] r5:00001000 r4:ecc0d000 [ 1352.392395][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.392434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.392471][ T32] r5:85bba78c r4:85bba400 [ 1352.392534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.392621][ T32] r7:dddced40 r6:83018000 r5:85bba78c r4:85465980 [ 1352.392660][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.392707][ T32] r10:61c88647 r9:85362400 r8:854659ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.392730][ T32] r4:85465980 [ 1352.392749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.392793][ T32] r10:00000000 r9:85465980 r8:8027ecf4 r7:ed27de60 r6:85b3c600 r5:85362400 [ 1352.392970][ T32] r4:00000001 [ 1352.393088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.393210][ T32] Exception stack(0xed285fb0 to 0xed285ff8) [ 1352.393274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.393336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.393394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.393460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.393581][ T32] r4:84533440 [ 1352.394545][ T32] INFO: task kworker/0:737:6849 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.394670][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.394920][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.395094][ T32] Call trace: [ 1352.395192][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.395302][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.395356][ T32] r4:00000000 [ 1352.395402][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.395494][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.395569][ T32] dd20: dc8b2000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.395634][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.395713][ T32] dd60: 800f0113 ffffffff [ 1352.395774][ T32] r5:800f0113 r4:80239bb0 [ 1352.395823][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.395917][ T32] r4:82ac11e4 [ 1352.395999][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.396107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.396159][ T32] r4:e06cddc0 [ 1352.396224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.417079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.417176][ T32] r4:00000000 [ 1352.417225][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.417357][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.417407][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.417500][ T32] r5:00001000 r4:dfd83000 [ 1352.417566][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.417659][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.417779][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.417840][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.417936][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.417982][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.418077][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.418143][ T32] r4:85004e00 [ 1352.418195][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.418302][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.418352][ T32] r4:00000001 [ 1352.418398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.418477][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.418542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.418606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.418677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.418770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.418842][ T32] r4:8501e100 [ 1352.418902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.418965][ T32] INFO: task kworker/0:738:6851 blocked for more than 478 seconds. [ 1352.419033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.419088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.419152][ T32] task:kworker/0:738 state:D stack:0 pid:6851 tgid:6851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.419288][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.419390][ T32] Call trace: [ 1352.419462][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.419604][ T32] r10:829189c0 r9:ed259d84 r8:00000002 r7:60000113 r6:ed259d8c r5:85363000 [ 1352.419730][ T32] r4:85363000 [ 1352.419806][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.419917][ T32] r5:85363000 r4:829189bc [ 1352.419970][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.420068][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.420188][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed259e08 [ 1352.420260][ T32] r4:00000000 [ 1352.420310][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.420393][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.420523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.420627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84533a00 [ 1352.420711][ T32] r4:00000000 [ 1352.420784][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.420895][ T32] r9:83018005 r8:85363000 r7:00000000 r6:83018000 r5:00001000 r4:7f181000 [ 1352.421003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.421116][ T32] r5:00001000 r4:ece23000 [ 1352.421168][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.421275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.421391][ T32] r5:85bbaf8c r4:85bbac00 [ 1352.421442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.421537][ T32] r7:dddced40 r6:83018000 r5:85bbaf8c r4:85465a00 [ 1352.421583][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.421679][ T32] r10:61c88647 r9:85363000 r8:85465a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.421745][ T32] r4:85465a00 [ 1352.421803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.421913][ T32] r10:00000000 r9:85465a00 r8:8027ecf4 r7:ed27de60 r6:85b3c680 r5:85363000 [ 1352.421992][ T32] r4:00000001 [ 1352.422042][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.422120][ T32] Exception stack(0xed259fb0 to 0xed259ff8) [ 1352.422194][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.422383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1352.423419][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.423621][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.423722][ T32] Call trace: [ 1352.423793][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.423894][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.423956][ T32] r4:00000000 [ 1352.424002][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.424108][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.424191][ T32] dd20: dca62000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.424287][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.424350][ T32] dd60: 800f0113 ffffffff [ 1352.424403][ T32] r5:800f0113 r4:80239bb0 [ 1352.424449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.424570][ T32] r4:82ac11e4 [ 1352.424617][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.424712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.424789][ T32] r4:e06cddc0 [ 1352.424843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.424962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.425029][ T32] r4:00000000 [ 1352.425077][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.425197][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.425255][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.425344][ T32] r5:00001000 r4:dfd83000 [ 1352.425392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.425483][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.425596][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.425680][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.425836][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.425889][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.425993][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.426063][ T32] r4:85004e00 [ 1352.426126][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.455471][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.455694][ T32] r4:00000001 [ 1352.455759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.455902][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.455997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.456079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.456139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.456768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.456836][ T32] r4:8501e100 [ 1352.456884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.457061][ T32] INFO: task kworker/0:739:6858 blocked for more than 478 seconds. [ 1352.457321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.457375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.457405][ T32] task:kworker/0:739 state:D stack:0 pid:6858 tgid:6858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.457488][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.458300][ T32] Call trace: [ 1352.458359][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.458433][ T32] r10:829189c0 r9:ed281d84 r8:00000002 r7:60000013 r6:ed281d8c r5:85363c00 [ 1352.458475][ T32] r4:85363c00 [ 1352.458502][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.458546][ T32] r5:85363c00 r4:829189bc [ 1352.458567][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.458615][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.458664][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed281e08 [ 1352.458689][ T32] r4:00000000 [ 1352.458708][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.458766][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.458816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.458857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84533c00 [ 1352.458885][ T32] r4:00000000 [ 1352.458907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.458976][ T32] r9:83018005 r8:85363c00 r7:00000000 r6:83018000 r5:00001000 r4:7f185000 [ 1352.459005][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.459049][ T32] r5:00001000 r4:ece55000 [ 1352.459069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.459108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.459149][ T32] r5:85bbb38c r4:85bbb000 [ 1352.459169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.459213][ T32] r7:dddced40 r6:83018000 r5:85bbb38c r4:85465a80 [ 1352.459247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.459298][ T32] r10:61c88647 r9:85363c00 r8:85465aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.459323][ T32] r4:85465a80 [ 1352.459350][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.459400][ T32] r10:00000000 r9:85465a80 r8:8027ecf4 r7:ed259e60 r6:85b3c700 r5:85363c00 [ 1352.459443][ T32] r4:00000001 [ 1352.459467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.459505][ T32] Exception stack(0xed281fb0 to 0xed281ff8) [ 1352.459536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.459565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.459618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.459651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.459688][ T32] r4:84533a40 [ 1352.460328][ T32] INFO: task kworker/0:739:6858 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.460374][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.460438][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.460516][ T32] Call trace: [ 1352.460608][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.460689][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.460718][ T32] r4:00000000 [ 1352.460738][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.460778][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.460834][ T32] dd20: dcdd7000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.460937][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.460966][ T32] dd60: 800f0113 ffffffff [ 1352.461039][ T32] r5:800f0113 r4:80239bb0 [ 1352.461063][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.461105][ T32] r4:82ac11e4 [ 1352.461135][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.461190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.461214][ T32] r4:e06cddc0 [ 1352.461236][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.461277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.461301][ T32] r4:00000000 [ 1352.461321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.461377][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.461402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.461444][ T32] r5:00001000 r4:dfd83000 [ 1352.461464][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.461502][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.461542][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.461582][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.461637][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.461682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.461738][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.461788][ T32] r4:85004e00 [ 1352.461860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.461911][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.461935][ T32] r4:00000001 [ 1352.461954][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.461995][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.462039][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.462105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.462456][ T32] task:kworker/0:740 state:D stack:0 pid:6860 tgid:6860 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.462808][ T32] r5:85364800 r4:829189bc [ 1352.462828][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.462895][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.462945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed265e08 ** 3 printk messages dropped ** [ 1352.463093][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1352.463261][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.463429][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.463644][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.463763][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.464319][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.464804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1352.465129][ T32] r4:00000000 [ 1352.465148][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.465191][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.465212][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.465251][ T32] r5:00001000 r4:dfd83000 [ 1352.465271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.465314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.465394][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.465469][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.465515][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.465576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.465636][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.465661][ T32] r4:85004e00 [ 1352.465683][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.465731][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.465759][ T32] r4:00000001 [ 1352.465805][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465870][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.465907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.465936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.465987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.466019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.466044][ T32] r4:8501e100 [ 1352.466063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.466093][ T32] INFO: task kworker/0:741:6861 blocked for more than 478 seconds. [ 1352.466148][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.466180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.466203][ T32] task:kworker/0:741 state:D stack:0 pid:6861 tgid:6861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.497111][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.497364][ T32] Call trace: [ 1352.497463][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.497587][ T32] r10:829189c0 r9:ed291d84 r8:00000002 r7:60000113 r6:ed291d8c r5:85365400 [ 1352.497651][ T32] r4:85365400 [ 1352.497720][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.497809][ T32] r5:85365400 r4:829189bc [ 1352.497849][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.497925][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.498062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed291e08 [ 1352.498090][ T32] r4:00000000 [ 1352.498109][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.498158][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.498200][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.498244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84533d00 [ 1352.498297][ T32] r4:00000000 [ 1352.498355][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.498469][ T32] r9:83018005 r8:85365400 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1352.498536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.498624][ T32] r5:00001000 r4:ece7f000 [ 1352.498690][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.498774][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.498874][ T32] r5:85bbb78c r4:85bbb400 [ 1352.498929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.499036][ T32] r7:dddced40 r6:83018000 r5:85bbb78c r4:85465b80 [ 1352.499098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.499213][ T32] r10:61c88647 r9:85365400 r8:85465bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.499265][ T32] r4:85465b80 [ 1352.499312][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.499430][ T32] r10:00000000 r9:85465b80 r8:8027ecf4 r7:ed265e60 r6:85b3c800 r5:85365400 [ 1352.499559][ T32] r4:00000001 [ 1352.499583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.499625][ T32] Exception stack(0xed291fb0 to 0xed291ff8) [ 1352.499654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.499683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.499775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.499865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.499894][ T32] r4:84533d80 [ 1352.500613][ T32] INFO: task kworker/0:741:6861 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.500720][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.500908][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.501006][ T32] Call trace: [ 1352.501069][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.501182][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.501269][ T32] r4:00000000 [ 1352.501302][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.501357][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.501417][ T32] dd20: dd34f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.501495][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.501529][ T32] dd60: 800f0113 ffffffff [ 1352.501552][ T32] r5:800f0113 r4:80239bb0 [ 1352.501603][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.501708][ T32] r4:82ac11e4 [ 1352.501768][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1352.502070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 10 printk messages dropped ** [ 1352.502799][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.503332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.503746][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.504072][ T32] r5:85366c00 r4:829189bc ** 2 printk messages dropped ** [ 1352.504314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed299e08 ** 8 printk messages dropped ** [ 1352.504982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.505553][ T32] r10:61c88647 r9:85366c00 r8:85465c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1352.506114][ T32] r4:84533d80 ** 4 printk messages dropped ** [ 1352.530526][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1352.531211][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1352.531667][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1352.532218][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1352.532709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.533267][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.533624][ T32] r5:85b6b000 r4:829189bc ** 1 printk messages dropped ** [ 1352.533781][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.534505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.534594][ T32] r5:00001000 r4:ecf51000 [ 1352.534646][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.534753][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.534848][ T32] r5:85bc038c r4:85bc0000 [ 1352.534928][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.535045][ T32] r7:dddced40 r6:83018000 r5:85bc038c r4:85465c80 [ 1352.535114][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.535208][ T32] r10:61c88647 r9:85b6b000 r8:85465cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.535241][ T32] r4:85465c80 [ 1352.535261][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.535304][ T32] r10:00000000 r9:85465c80 r8:8027ecf4 r7:ed299e60 r6:85b3c900 r5:85b6b000 [ 1352.535343][ T32] r4:00000001 [ 1352.535387][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.535468][ T32] Exception stack(0xed2a1fb0 to 0xed2a1ff8) [ 1352.535497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.535551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.535676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.535790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.535842][ T32] r4:84533f00 [ 1352.557603][ T32] INFO: task kworker/0:743:6866 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.557895][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.558050][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.558189][ T32] Call trace: [ 1352.558259][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.558382][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.558434][ T32] r4:00000000 [ 1352.558476][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.558550][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.558611][ T32] dd20: dd7c4000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.558704][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.558760][ T32] dd60: 800f0113 ffffffff [ 1352.558816][ T32] r5:800f0113 r4:80239bb0 [ 1352.558863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.558950][ T32] r4:82ac11e4 [ 1352.558994][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.559072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.559118][ T32] r4:e06cddc0 [ 1352.559163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.559272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.559351][ T32] r4:00000000 [ 1352.559402][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.559514][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.559717][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.559829][ T32] r5:00001000 r4:dfd83000 [ 1352.559889][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.559979][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.560092][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.560143][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.560294][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.560355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.560452][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.560565][ T32] r4:85004e00 [ 1352.560621][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.560726][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.560780][ T32] r4:00000001 [ 1352.560826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.560944][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.561017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.561080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.561137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.561236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.561333][ T32] r4:8501e100 [ 1352.561410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.561482][ T32] INFO: task kworker/0:744:6868 blocked for more than 479 seconds. [ 1352.561554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.561606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.561793][ T32] task:kworker/0:744 state:D stack:0 pid:6868 tgid:6868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.561922][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.562014][ T32] Call trace: [ 1352.562124][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.562235][ T32] r10:829189c0 r9:ed2a9d84 r8:00000002 r7:60000013 r6:ed2a9d8c r5:85361800 [ 1352.562315][ T32] r4:85361800 [ 1352.562401][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.562495][ T32] r5:85361800 r4:829189bc [ 1352.562541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.562666][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.562773][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a9e08 [ 1352.562832][ T32] r4:00000000 [ 1352.563059][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1352.563350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e540 ** 10 printk messages dropped ** [ 1352.564204][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.564360][ T32] r10:61c88647 r9:85361800 r8:85465d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.564418][ T32] r4:85465d00 [ 1352.564461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.564570][ T32] r10:00000000 r9:85465d00 r8:8027ecf4 r7:ed2a1e60 r6:85b3c980 r5:85361800 [ 1352.564619][ T32] r4:00000001 [ 1352.564700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.564800][ T32] Exception stack(0xed2a9fb0 to 0xed2a9ff8) [ 1352.564866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.564931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.564985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.565075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.565172][ T32] r4:8520e080 [ 1352.565912][ T32] INFO: task kworker/0:744:6868 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.565965][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.566104][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.566188][ T32] Call trace: [ 1352.566341][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.590192][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.590319][ T32] r4:00000000 [ 1352.590383][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.590482][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.590565][ T32] dd20: ddc0f000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.590606][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.590631][ T32] dd60: 800f0113 ffffffff [ 1352.590655][ T32] r5:800f0113 r4:80239bb0 [ 1352.590770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.590829][ T32] r4:82ac11e4 [ 1352.590912][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.590960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.591079][ T32] r4:e06cddc0 [ 1352.591135][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.591182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.591204][ T32] r4:00000000 [ 1352.591256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.591303][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.591384][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.591481][ T32] r5:00001000 r4:dfd83000 [ 1352.591507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.591549][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.591624][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.591649][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.591698][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.591741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.591821][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.591846][ T32] r4:85004e00 [ 1352.591866][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.591911][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.591932][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1352.591988][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 2 printk messages dropped ** [ 1352.592162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.592400][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1352.592587][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.592928][ T32] r5:85366000 r4:829189bc [ 1352.592947][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.593025][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.593076][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2ade08 [ 1352.593099][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.593157][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1352.593541][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.594052][ T32] r5:85bc078c r4:85bc0400 ** 3 printk messages dropped ** [ 1352.594179][ T32] r10:61c88647 r9:85366000 r8:85465dac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.594510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1352.595592][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 8 printk messages dropped ** [ 1352.595974][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1352.616940][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1352.617447][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1352.618248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.618804][ T32] task:kworker/0:746 state:D stack:0 pid:6871 tgid:6871 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.619494][ T32] r5:85b70c00 r4:829189bc ** 3 printk messages dropped ** [ 1352.619781][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.620242][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.620640][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.621289][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.622207][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.622335][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.622387][ T32] Call trace: [ 1352.622420][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.622468][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.622517][ T32] r4:00000000 [ 1352.622542][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.622583][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.622640][ T32] dd20: ddf81000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.622762][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.622820][ T32] dd60: 800f0113 ffffffff [ 1352.622872][ T32] r5:800f0113 r4:80239bb0 [ 1352.622896][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.622938][ T32] r4:82ac11e4 [ 1352.622958][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.623002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.623025][ T32] r4:e06cddc0 [ 1352.623097][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.623142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.623193][ T32] r4:00000000 [ 1352.623281][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.623354][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.623382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.623423][ T32] r5:00001000 r4:dfd83000 [ 1352.623443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.623481][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.623518][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.623537][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.623579][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.623603][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.623686][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.623767][ T32] r4:85004e00 [ 1352.623791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.623836][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.623859][ T32] r4:00000001 [ 1352.623882][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.623963][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.623994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.624075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.624142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.624190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.624216][ T32] r4:8501e100 [ 1352.624262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.624350][ T32] INFO: task kworker/0:747:6873 blocked for more than 479 seconds. [ 1352.624383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.624421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.624497][ T32] task:kworker/0:747 state:D stack:0 pid:6873 tgid:6873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.624568][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.624642][ T32] Call trace: [ 1352.624704][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.624751][ T32] r10:829189c0 r9:ed2bdd84 r8:00000002 r7:60000113 r6:ed2bdd8c r5:85b70000 [ 1352.624799][ T32] r4:85b70000 [ 1352.624822][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.624863][ T32] r5:85b70000 r4:829189bc [ 1352.624908][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.624977][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.625028][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2bde08 [ 1352.625050][ T32] r4:00000000 [ 1352.625068][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.625132][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.625173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.625214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e340 [ 1352.625235][ T32] r4:00000000 [ 1352.625272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.625342][ T32] r9:83018005 r8:85b70000 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1352.625415][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.625471][ T32] r5:00001000 r4:ecf8b000 [ 1352.625522][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.625590][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.625639][ T32] r5:85bc0f8c r4:85bc0c00 [ 1352.625659][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.625701][ T32] r7:dddced40 r6:83018000 r5:85bc0f8c r4:85465e80 [ 1352.625720][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.625763][ T32] r10:61c88647 r9:85b70000 r8:85465eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.625810][ T32] r4:85465e80 [ 1352.625860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.625973][ T32] r10:00000000 r9:85465e80 r8:8027ecf4 r7:ed2a9e60 r6:85b3cb00 r5:85b70000 [ 1352.626007][ T32] r4:00000001 [ 1352.626026][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.626064][ T32] Exception stack(0xed2bdfb0 to 0xed2bdff8) [ 1352.626091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.626160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.646953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.647055][ T32] r4:8520e180 [ 1352.647957][ T32] INFO: task kworker/0:747:6873 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.648061][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.648288][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.648469][ T32] Call trace: [ 1352.648567][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.648680][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.648725][ T32] r4:00000000 [ 1352.648769][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.648850][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.648931][ T32] dd20: de259000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.649013][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.649088][ T32] dd60: 800f0113 ffffffff [ 1352.649146][ T32] r5:800f0113 r4:80239bb0 [ 1352.649192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.649281][ T32] r4:82ac11e4 [ 1352.649329][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.649462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.649522][ T32] r4:e06cddc0 [ 1352.649568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.649655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.649705][ T32] r4:00000000 [ 1352.649748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.649862][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.649920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.650005][ T32] r5:00001000 r4:dfd83000 [ 1352.650054][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.650135][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.650219][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.650308][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.650418][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.650470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.650567][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.650621][ T32] r4:85004e00 [ 1352.650691][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.650788][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.650837][ T32] r4:00000001 [ 1352.650869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.650906][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.650933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.650961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.650988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.651016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.651053][ T32] r4:8501e100 [ 1352.651085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.651119][ T32] INFO: task kworker/0:748:6875 blocked for more than 479 seconds. [ 1352.651212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.651275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.651301][ T32] task:kworker/0:748 state:D stack:0 pid:6875 tgid:6875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.651390][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.651469][ T32] Call trace: [ 1352.651505][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.651578][ T32] r10:829189c0 r9:ed2c5d84 r8:00000002 r7:60000013 r6:ed2c5d8c r5:85b71800 [ 1352.651635][ T32] r4:85b71800 [ 1352.651746][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.651817][ T32] r5:85b71800 r4:829189bc [ 1352.651840][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.651908][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.652033][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c5e08 [ 1352.652084][ T32] r4:00000000 [ 1352.652131][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.652172][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.652210][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.652250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e400 [ 1352.652311][ T32] r4:00000000 [ 1352.652354][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.652548][ T32] r9:83018005 r8:85b71800 r7:00000000 r6:83018000 r5:00001000 r4:7f1a1000 [ 1352.652585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.652654][ T32] r5:00001000 r4:ecfb3000 [ 1352.652677][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.652717][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.652775][ T32] r5:85bc138c r4:85bc1000 [ 1352.652851][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.652905][ T32] r7:dddced40 r6:83018000 r5:85bc138c r4:85465f00 [ 1352.652940][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.652987][ T32] r10:61c88647 r9:85b71800 r8:85465f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.653036][ T32] r4:85465f00 [ 1352.653085][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.653156][ T32] r10:00000000 r9:85465f00 r8:8027ecf4 r7:ed2a9e60 r6:85b3cb80 r5:85b71800 [ 1352.653268][ T32] r4:00000001 [ 1352.653291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.653329][ T32] Exception stack(0xed2c5fb0 to 0xed2c5ff8) [ 1352.653387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.653419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.653446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.653474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.653498][ T32] r4:8520e5c0 [ 1352.653862][ T32] INFO: task kworker/0:748:6875 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.653926][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.654071][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.654117][ T32] Call trace: [ 1352.654185][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.654249][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.654278][ T32] r4:00000000 [ 1352.654298][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.654342][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.654382][ T32] dd20: de259000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.654410][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.654436][ T32] dd60: 800f0113 ffffffff [ 1352.654477][ T32] r5:800f0113 r4:80239bb0 [ 1352.654503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.654572][ T32] r4:82ac11e4 [ 1352.654622][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.654720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.654746][ T32] r4:e06cddc0 [ 1352.654766][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.654833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.654859][ T32] r4:00000000 [ 1352.654881][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.654949][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.654976][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.655018][ T32] r5:00001000 r4:dfd83000 [ 1352.655078][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.655136][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.655180][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.655210][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.655292][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.655354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.655450][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.655476][ T32] r4:85004e00 [ 1352.655496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.655560][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.655605][ T32] r4:00000001 [ 1352.655630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.655671][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.655725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.655786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.655816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.655874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.655941][ T32] r4:8501e100 [ 1352.656006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.656056][ T32] INFO: task kworker/0:749:6878 blocked for more than 479 seconds. [ 1352.656087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.656140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.656167][ T32] task:kworker/0:749 state:D stack:0 pid:6878 tgid:6878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.681731][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.681851][ T32] Call trace: [ 1352.681896][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.681962][ T32] r10:829189c0 r9:ed2cdd84 r8:00000002 r7:60000013 r6:ed2cdd8c r5:85b73000 [ 1352.681986][ T32] r4:85b73000 [ 1352.682006][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.682047][ T32] r5:85b73000 r4:829189bc [ 1352.682068][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.682107][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.682178][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2cde08 [ 1352.682283][ T32] r4:00000000 [ 1352.682308][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.682356][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.682414][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.682537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520eb00 [ 1352.682588][ T32] r4:00000000 [ 1352.682612][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.682685][ T32] r9:83018005 r8:85b73000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 [ 1352.682710][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.682752][ T32] r5:00001000 r4:ed251000 [ 1352.682797][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.682840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.682886][ T32] r5:85bc278c r4:85bc2400 [ 1352.682907][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.682984][ T32] r7:dddced40 r6:83018000 r5:85bc278c r4:85465f80 [ 1352.683009][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.683083][ T32] r10:61c88647 r9:85b73000 r8:85465fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.683108][ T32] r4:85465f80 [ 1352.683127][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.683172][ T32] r10:00000000 r9:85465f80 r8:8027ecf4 r7:ed2a9e60 r6:85b3cc00 r5:85b73000 [ 1352.683220][ T32] r4:00000001 [ 1352.683245][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.683282][ T32] Exception stack(0xed2cdfb0 to 0xed2cdff8) [ 1352.683336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.683399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.683493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.683527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.683552][ T32] r4:8520e440 [ 1352.684146][ T32] INFO: task kworker/0:749:6878 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.684187][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.684274][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.684318][ T32] Call trace: [ 1352.684354][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.684404][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.684427][ T32] r4:00000000 [ 1352.684517][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.684602][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.684637][ T32] dd20: de4fe000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.684693][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.684721][ T32] dd60: 800f0113 ffffffff [ 1352.684746][ T32] r5:800f0113 r4:80239bb0 [ 1352.684766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.684807][ T32] r4:82ac11e4 [ 1352.684827][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.684868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.684890][ T32] r4:e06cddc0 [ 1352.684909][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.684964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.684989][ T32] r4:00000000 [ 1352.685009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.685069][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.685120][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.685190][ T32] r5:00001000 r4:dfd83000 [ 1352.685212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.685254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.685313][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.685369][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.685449][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.685477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.685561][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.685605][ T32] r4:85004e00 [ 1352.685630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.685705][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.685756][ T32] r4:00000001 [ 1352.685779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.685817][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.685873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.685917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.685945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.686002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.686150][ T32] r4:8501e100 [ 1352.703937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.704220][ T32] INFO: task kworker/0:750:6880 blocked for more than 479 seconds. [ 1352.704302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.704393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.704554][ T32] task:kworker/0:750 state:D stack:0 pid:6880 tgid:6880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.704735][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.704855][ T32] Call trace: [ 1352.704926][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.705036][ T32] r10:829189c0 r9:ed2d1d84 r8:00000002 r7:60000013 r6:ed2d1d8c r5:85b72400 [ 1352.705089][ T32] r4:85b72400 [ 1352.705132][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.705219][ T32] r5:85b72400 r4:829189bc [ 1352.705264][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.705491][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.705920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.714628][ T32] r10:61c88647 r9:85b72400 r8:8551802c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1352.715106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.727404][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1352.728299][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1352.728700][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1352.729363][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1352.730095][ T32] r4:8501e100 ** 6 printk messages dropped ** [ 1352.730603][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.730982][ T32] r5:85b74800 r4:829189bc ** 1 printk messages dropped ** [ 1352.731104][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.731722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.732311][ T32] r4:85518080 ** 5 printk messages dropped ** [ 1352.732796][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.733857][ T32] INFO: task kworker/0:751:6882 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.733944][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.734070][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.734176][ T32] Call trace: [ 1352.734241][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.734321][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.734372][ T32] r4:00000000 [ 1352.734422][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.734513][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.734577][ T32] dd20: dea6d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.734640][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.734692][ T32] dd60: 800f0113 ffffffff [ 1352.734740][ T32] r5:800f0113 r4:80239bb0 [ 1352.734784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.734862][ T32] r4:82ac11e4 [ 1352.734905][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.735000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.735053][ T32] r4:e06cddc0 [ 1352.735092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.735201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.735321][ T32] r4:00000000 [ 1352.735369][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.735455][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.735514][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.735601][ T32] r5:00001000 r4:dfd83000 [ 1352.735659][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.735747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.735846][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.735926][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.736022][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.736078][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.736184][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.736236][ T32] r4:85004e00 [ 1352.758591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.758809][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.758872][ T32] r4:00000001 [ 1352.758939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.759027][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.759103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.759180][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.759257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.759350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.759416][ T32] r4:8501e100 [ 1352.759493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.759586][ T32] INFO: task kworker/0:752:6887 blocked for more than 479 seconds. [ 1352.759677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.759706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.759735][ T32] task:kworker/0:752 state:D stack:0 pid:6887 tgid:6887 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.760087][ T32] r5:85b75400 r4:829189bc [ 1352.760107][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.760212][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.760428][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.760666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.761222][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.762214][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.762634][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.762886][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1352.763105][ T32] r5:00001000 r4:dfd83000 ** 3 printk messages dropped ** [ 1352.763326][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.763372][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.763394][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.763446][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.763476][ T32] r4:85004e00 [ 1352.763509][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.763557][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.763585][ T32] r4:00000001 [ 1352.763605][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.763639][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.763665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.763692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.763724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.763760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.763788][ T32] r4:8501e100 [ 1352.763832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.763862][ T32] INFO: task kworker/0:753:6889 blocked for more than 479 seconds. [ 1352.763888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.763982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.764010][ T32] task:kworker/0:753 state:D stack:0 pid:6889 tgid:6889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.764079][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.764122][ T32] Call trace: [ 1352.764150][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.764195][ T32] r10:829189c0 r9:ed2ddd84 r8:00000002 r7:60000013 r6:ed2ddd8c r5:85b76c00 [ 1352.764218][ T32] r4:85b76c00 [ 1352.764259][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.764328][ T32] r5:85b76c00 r4:829189bc [ 1352.764361][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.764403][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.764447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2dde08 [ 1352.764496][ T32] r4:00000000 [ 1352.764591][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.764638][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.764703][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.764764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ec40 [ 1352.764814][ T32] r4:00000000 [ 1352.764836][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.764896][ T32] r9:83018005 r8:85b76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1352.765014][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.765079][ T32] r5:00001000 r4:ed2df000 [ 1352.765126][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.765192][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.765233][ T32] r5:85bc2b8c r4:85bc2800 [ 1352.765253][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.765295][ T32] r7:dddced40 r6:83018000 r5:85bc2b8c r4:85518180 [ 1352.765339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.765388][ T32] r10:61c88647 r9:85b76c00 r8:855181ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.765411][ T32] r4:85518180 [ 1352.765460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.765536][ T32] r10:00000000 r9:85518180 r8:8027ecf4 r7:ed2cde60 r6:85b3ce00 r5:85b76c00 ** 3 printk messages dropped ** [ 1352.765752][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.787361][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.787795][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.787996][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1352.788244][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1352.788590][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1352.789015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.789360][ T32] task:kworker/0:754 state:D stack:0 pid:6891 tgid:6891 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.789625][ T32] r5:85bed400 r4:829189bc ** 2 printk messages dropped ** [ 1352.789781][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2d9e08 ** 8 printk messages dropped ** [ 1352.790115][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.790533][ T32] r10:61c88647 r9:85bed400 r8:8551822c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1352.791242][ T32] r4:8520ec80 ** 3 printk messages dropped ** [ 1352.792018][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.792278][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.792470][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1352.792798][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1352.793037][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1352.793544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.794089][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.794531][ T32] r5:85bee000 r4:829189bc ** 2 printk messages dropped ** [ 1352.794673][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2fde08 ** 5 printk messages dropped ** [ 1352.794933][ T32] r4:00000000 [ 1352.794954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.794995][ T32] r9:83018005 r8:85bee000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d5000 [ 1352.795018][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.795056][ T32] r5:00001000 r4:ed2ef000 [ 1352.795075][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.795112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.795149][ T32] r5:85bc2f8c r4:85bc2c00 [ 1352.795167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.795219][ T32] r7:dddced40 r6:83018000 r5:85bc2f8c r4:85518300 [ 1352.795242][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.795287][ T32] r10:61c88647 r9:85bee000 r8:8551832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.795309][ T32] r4:85518300 [ 1352.795327][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.795438][ T32] r10:00000000 r9:85518300 r8:8027ecf4 r7:ed2d9e60 r6:85518380 r5:85bee000 [ 1352.795498][ T32] r4:00000001 [ 1352.795577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.795640][ T32] Exception stack(0xed2fdfb0 to 0xed2fdff8) [ 1352.795693][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.795730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.795755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.795798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.795861][ T32] r4:8520ee40 [ 1352.796148][ T32] INFO: task kworker/0:755:6894 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.796182][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.819033][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.819115][ T32] Call trace: [ 1352.819222][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.819285][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.819310][ T32] r4:00000000 [ 1352.819329][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.819368][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.819398][ T32] dd20: df6f6000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.819426][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.819521][ T32] dd60: 800f0113 ffffffff [ 1352.819645][ T32] r5:800f0113 r4:80239bb0 [ 1352.819669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.819715][ T32] r4:82ac11e4 [ 1352.819760][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.819806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.819829][ T32] r4:e06cddc0 [ 1352.819872][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.819918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.819963][ T32] r4:00000000 [ 1352.819985][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.820044][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.820068][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.820114][ T32] r5:00001000 r4:dfd83000 [ 1352.820135][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.820174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.820262][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.820286][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.820331][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.820351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.820395][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.820450][ T32] r4:85004e00 [ 1352.820500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.820598][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.820625][ T32] r4:00000001 [ 1352.820646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.820681][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.820707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.820737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.820763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.820791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.820814][ T32] r4:8501e100 [ 1352.820852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.820927][ T32] INFO: task kworker/0:756:6896 blocked for more than 479 seconds. [ 1352.820963][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.821011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.821037][ T32] task:kworker/0:756 state:D stack:0 pid:6896 tgid:6896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.821088][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.821157][ T32] Call trace: [ 1352.821191][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.821239][ T32] r10:829189c0 r9:ed30dd84 r8:00000002 r7:60000113 r6:ed30dd8c r5:85bea400 [ 1352.821262][ T32] r4:85bea400 [ 1352.821376][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.821422][ T32] r5:85bea400 r4:829189bc [ 1352.821463][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.821511][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.821572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed30de08 [ 1352.821597][ T32] r4:00000000 [ 1352.821664][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.821706][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.821742][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.821879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84533f00 ** 3 printk messages dropped ** [ 1352.821986][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1352.822043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.822152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.822194][ T32] r5:85bc338c r4:85bc3000 [ 1352.822286][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.822331][ T32] r7:dddced40 r6:83018000 r5:85bc338c r4:85518400 [ 1352.822375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.822430][ T32] r10:61c88647 r9:85bea400 r8:8551842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.822472][ T32] r4:85518400 [ 1352.822557][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.822605][ T32] r10:00000000 r9:85518400 r8:8027ecf4 r7:ed2d9e60 r6:85518480 r5:85bea400 [ 1352.822651][ T32] r4:00000001 [ 1352.822672][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.822708][ T32] Exception stack(0xed30dfb0 to 0xed30dff8) [ 1352.822733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.822760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.822785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.822813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.822837][ T32] r4:8520e800 [ 1352.823360][ T32] INFO: task kworker/0:756:6896 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.823447][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.823583][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.823629][ T32] Call trace: [ 1352.823662][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.823784][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.823849][ T32] r4:00000000 [ 1352.823895][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.824008][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.824086][ T32] dd20: df6f6000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.824154][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.824228][ T32] dd60: 800f0113 ffffffff [ 1352.824294][ T32] r5:800f0113 r4:80239bb0 [ 1352.824319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.824365][ T32] r4:82ac11e4 [ 1352.824398][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.824445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.824513][ T32] r4:e06cddc0 [ 1352.824564][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.824674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.824744][ T32] r4:00000000 [ 1352.824790][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.824883][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.824933][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.825019][ T32] r5:00001000 r4:dfd83000 [ 1352.825065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.825169][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.825575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.826156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.847677][ T32] task:kworker/0:757 state:D stack:0 pid:6899 tgid:6899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.847846][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.847970][ T32] Call trace: [ 1352.848044][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.848157][ T32] r10:829189c0 r9:ed055d84 r8:00000002 r7:60000113 r6:ed055d8c r5:85bec800 [ 1352.848198][ T32] r4:85bec800 [ 1352.848223][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.848265][ T32] r5:85bec800 r4:829189bc [ 1352.848308][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.848353][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.848399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed055e08 [ 1352.848445][ T32] r4:00000000 [ 1352.848517][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.848589][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.848638][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.848680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855171c0 [ 1352.848735][ T32] r4:00000000 [ 1352.848760][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.848827][ T32] r9:83018005 r8:85bec800 r7:00000000 r6:83018000 r5:00001000 r4:7f1fd000 [ 1352.848853][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.848893][ T32] r5:00001000 r4:ed305000 [ 1352.848913][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.848958][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.849345][ T32] r10:61c88647 r9:85bec800 r8:8551852c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.849650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1352.850555][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) ** 7 printk messages dropped ** [ 1352.850854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 5 printk messages dropped ** [ 1352.851117][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1352.851579][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1352.851951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1352.852608][ T32] r5:85bebc00 r4:829189bc [ 1352.852632][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.852851][ T32] r4:00000000 [ 1352.852873][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.852911][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.852946][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.852986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517500 [ 1352.853055][ T32] r4:00000000 [ 1352.853078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.853125][ T32] r9:83018005 r8:85bebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1352.853147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.853247][ T32] r5:00001000 r4:eb3a1000 [ 1352.853323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.853372][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.853414][ T32] r5:85bc3f8c r4:85bc3c00 [ 1352.853433][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.853502][ T32] r7:dddced40 r6:83018000 r5:85bc3f8c r4:85518600 [ 1352.853559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.853606][ T32] r10:61c88647 r9:85bebc00 r8:8551862c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.853629][ T32] r4:85518600 [ 1352.853659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.853705][ T32] r10:00000000 r9:85518600 r8:8027ecf4 r7:ed2d9e60 r6:85518680 r5:85bebc00 [ 1352.853740][ T32] r4:00000001 [ 1352.853767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.853804][ T32] Exception stack(0xed309fb0 to 0xed309ff8) [ 1352.853829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.853881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.853933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.853981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.854005][ T32] r4:85517640 [ 1352.854294][ T32] INFO: task kworker/0:758:6904 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.854327][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.854573][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.854669][ T32] Call trace: [ 1352.854748][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.854876][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.854930][ T32] r4:00000000 [ 1352.854972][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.855057][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.855120][ T32] dd20: df8fd000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1352.855366][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1352.856261][ T32] r5:00001000 r4:dfd83000 ** 4 printk messages dropped ** [ 1352.878739][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 2 printk messages dropped ** [ 1352.878827][ T32] r4:85004e00 ** 7 printk messages dropped ** [ 1352.879185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.879515][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.879786][ T32] r5:85be8c00 r4:829189bc [ 1352.879830][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.879968][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.880226][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.880445][ T32] r5:85bc438c r4:85bc4000 ** 3 printk messages dropped ** [ 1352.880660][ T32] r10:61c88647 r9:85be8c00 r8:8551872c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1352.881234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.882474][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.882721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1352.883340][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.883916][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.884214][ T32] INFO: task kworker/0:760:6906 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.884966][ T32] r5:85beec00 r4:829189bc [ 1352.884996][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.885151][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.885370][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.885589][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.886072][ T32] r10:00000000 r9:85518800 r8:8027ecf4 r7:ed295e60 r6:85518880 r5:85beec00 [ 1352.886108][ T32] r4:00000001 [ 1352.886131][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.886166][ T32] Exception stack(0xed319fb0 to 0xed319ff8) [ 1352.886195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.886293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.905091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.905162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.905187][ T32] r4:85517640 [ 1352.905679][ T32] INFO: task kworker/0:760:6906 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.905797][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.905877][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.905939][ T32] Call trace: [ 1352.905973][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.906114][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.906172][ T32] r4:00000000 [ 1352.911791][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.911949][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.911987][ T32] dd20: dffb6000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.912016][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.912045][ T32] dd60: 800f0113 ffffffff [ 1352.912075][ T32] r5:800f0113 r4:80239bb0 [ 1352.912128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.912176][ T32] r4:82ac11e4 [ 1352.912243][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.912339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.912447][ T32] r4:e06cddc0 [ 1352.912523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.912603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.912630][ T32] r4:00000000 [ 1352.912649][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.912720][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.912744][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.912788][ T32] r5:00001000 r4:dfd83000 [ 1352.912809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.912900][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.912945][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.912966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.913010][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.913030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.913074][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.913113][ T32] r4:85004e00 [ 1352.913148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.913194][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.913239][ T32] r4:00000001 [ 1352.913273][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.913312][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.913339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.913367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.913417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.913449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.913502][ T32] r4:8501e100 [ 1352.913529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.913584][ T32] INFO: task kworker/0:761:6907 blocked for more than 479 seconds. [ 1352.913622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.913647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.913692][ T32] task:kworker/0:761 state:D stack:0 pid:6907 tgid:6907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.913898][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.913972][ T32] Call trace: [ 1352.914009][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.914057][ T32] r10:829189c0 r9:ed31dd84 r8:00000002 r7:60000013 r6:ed31dd8c r5:85490000 [ 1352.914080][ T32] r4:85490000 [ 1352.914098][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.914138][ T32] r5:85490000 r4:829189bc [ 1352.914158][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.914197][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.914264][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed31de08 [ 1352.914337][ T32] r4:00000000 [ 1352.914462][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.914518][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.914556][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.914598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00 [ 1352.914638][ T32] r4:00000000 [ 1352.914660][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.914700][ T32] r9:83018005 r8:85490000 r7:00000000 r6:83018000 r5:00001000 r4:7f203000 [ 1352.914723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.914760][ T32] r5:00001000 r4:ec83d000 [ 1352.914802][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.914892][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.915081][ T32] r4:85518900 ** 6 printk messages dropped ** [ 1352.915532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.929801][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.929912][ T32] Call trace: [ 1352.929981][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.930085][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.930155][ T32] r4:00000000 [ 1352.930203][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.930314][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.930365][ T32] dd20: e041d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.930397][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.930436][ T32] dd60: 800f0113 ffffffff [ 1352.930471][ T32] r5:800f0113 r4:80239bb0 [ 1352.930494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.930538][ T32] r4:82ac11e4 [ 1352.930558][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.930612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.930637][ T32] r4:e06cddc0 [ 1352.930657][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.930699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.930722][ T32] r4:00000000 [ 1352.930742][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.930832][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.930930][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.931001][ T32] r5:00001000 r4:dfd83000 [ 1352.931096][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.931141][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.931205][ T32] r5:84ff7f8c r4:84ff7c00 [ 1352.931277][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.931356][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1352.931379][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.931436][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.931470][ T32] r4:85004e00 [ 1352.931491][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.931537][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1352.931560][ T32] r4:00000001 [ 1352.931578][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.931611][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1352.931662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.931745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.931823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.931856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.931903][ T32] r4:8501e100 [ 1352.931928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1352.932151][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.932567][ T32] r5:85490c00 r4:829189bc [ 1352.932587][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1352.932674][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed315e08 ** 8 printk messages dropped ** [ 1352.933093][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.933450][ T32] r10:61c88647 r9:85490c00 r8:85518a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1352.933743][ T32] r4:85517e40 ** 3 printk messages dropped ** [ 1352.934364][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.934847][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.935124][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1352.935322][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1352.935837][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1352.936139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.959791][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.960007][ T32] r5:85492400 r4:829189bc [ 1352.960031][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.960353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8d900 ** 10 printk messages dropped ** [ 1352.960920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.961551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.963038][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 10 printk messages dropped ** [ 1352.963461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 ** 5 printk messages dropped ** [ 1352.963732][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 5 printk messages dropped ** [ 1352.963954][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.964396][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 1 printk messages dropped ** [ 1352.964453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.964526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.964570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.964606][ T32] r4:8501e100 [ 1352.964651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.964684][ T32] INFO: task kworker/0:764:6984 blocked for more than 479 seconds. [ 1352.964712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.964759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.964783][ T32] task:kworker/0:764 state:D stack:0 pid:6984 tgid:6984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.964903][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.964982][ T32] Call trace: [ 1352.965015][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.965061][ T32] r10:829189c0 r9:ed405d84 r8:00000002 r7:60000013 r6:ed405d8c r5:85496c00 [ 1352.965083][ T32] r4:85496c00 [ 1352.965102][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.965164][ T32] r5:85496c00 r4:829189bc [ 1352.965210][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.965250][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.965308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 [ 1352.965357][ T32] r4:00000000 [ 1352.965379][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.965418][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.965470][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.965516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8da40 [ 1352.965542][ T32] r4:00000000 [ 1352.965562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.965612][ T32] r9:83018005 r8:85496c00 r7:00000000 r6:83018000 r5:00001000 r4:7f205000 [ 1352.965663][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.965709][ T32] r5:00001000 r4:ec8e9000 [ 1352.965729][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.965768][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.965806][ T32] r5:85bc5f8c r4:85bc5c00 [ 1352.965825][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.965867][ T32] r7:dddced40 r6:83018000 r5:85bc5f8c r4:85518c00 [ 1352.965927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.966000][ T32] r10:61c88647 r9:85496c00 r8:85518c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.966044][ T32] r4:85518c00 [ 1352.966066][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.966131][ T32] r10:00000000 r9:85518c00 r8:8027ecf4 r7:ed345e60 r6:85518c80 r5:85496c00 [ 1352.966155][ T32] r4:00000001 [ 1352.966174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.966207][ T32] Exception stack(0xed405fb0 to 0xed405ff8) [ 1352.966281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.977706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.977761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.977843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.977874][ T32] r4:85a8de80 [ 1352.978362][ T32] INFO: task kworker/0:764:6984 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1352.978402][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.978482][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.978574][ T32] Call trace: [ 1352.978605][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.978661][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1352.978684][ T32] r4:00000000 [ 1352.978702][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.978740][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1352.978794][ T32] dd20: e081b000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1352.978826][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1352.978875][ T32] dd60: 800f0113 ffffffff [ 1352.978924][ T32] r5:800f0113 r4:80239bb0 [ 1352.978948][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.978991][ T32] r4:82ac11e4 [ 1352.979011][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.979053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1352.979076][ T32] r4:e06cddc0 [ 1352.979094][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.979135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1352.979157][ T32] r4:00000000 [ 1352.979176][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.979251][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.979276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.979340][ T32] r5:00001000 r4:dfd83000 [ 1352.979363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.979407][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.979502][ T32] r5:84ff7f8c r4:84ff7c00 ** 2 printk messages dropped ** [ 1352.979602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1352.980020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1352.980605][ T32] r5:85494800 r4:829189bc [ 1352.980635][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.980966][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1352.981056][ T32] r4:00000000 [ 1352.981095][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.981138][ T32] r9:83018005 r8:85494800 r7:00000000 r6:83018000 r5:00001000 r4:7f20b000 [ 1352.981181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.981247][ T32] r5:00001000 r4:ecab1000 [ 1352.981282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.981350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.981422][ T32] r5:85bc6b8c r4:85bc6800 [ 1352.981445][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.981494][ T32] r7:dddced40 r6:83018000 r5:85bc6b8c r4:85518d00 [ 1352.981526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.981581][ T32] r10:61c88647 r9:85494800 r8:85518d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.981604][ T32] r4:85518d00 [ 1352.981671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.981717][ T32] r10:00000000 r9:85518d00 r8:8027ecf4 r7:ed345e60 r6:85518d80 r5:85494800 [ 1352.981754][ T32] r4:00000001 [ 1352.981777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.981947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1352.982929][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.983184][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1352.983501][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1352.984287][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 10 printk messages dropped ** [ 1352.985075][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.985545][ T32] r5:85496000 r4:829189bc [ 1352.985573][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.985676][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.985835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517c00 ** 7 printk messages dropped ** [ 1352.986176][ T32] r5:85bc678c r4:85bc6400 ** 7 printk messages dropped ** [ 1353.010483][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1353.010600][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1353.011396][ T32] Call trace: ** 6 printk messages dropped ** [ 1353.011645][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1353.011988][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.012217][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.012383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.012453][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.012546][ T32] r4:85004e00 [ 1353.012578][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.012632][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1353.012655][ T32] r4:00000001 [ 1353.012695][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.012732][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1353.012777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.012812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.012837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.012865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.012887][ T32] r4:8501e100 [ 1353.012928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.012989][ T32] INFO: task kworker/0:767:6991 blocked for more than 479 seconds. [ 1353.013029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.013053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.013085][ T32] task:kworker/0:767 state:D stack:0 pid:6991 tgid:6991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.013159][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.013201][ T32] Call trace: [ 1353.013231][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1353.013275][ T32] r10:829189c0 r9:ed42dd84 r8:00000002 r7:60000113 r6:ed42dd8c r5:85493000 [ 1353.013307][ T32] r4:85493000 [ 1353.013336][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1353.013389][ T32] r5:85493000 r4:829189bc [ 1353.013410][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.013460][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.013513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed42de08 [ 1353.013536][ T32] r4:00000000 [ 1353.013555][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1353.013596][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1353.013656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.013701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6e200 [ 1353.013731][ T32] r4:00000000 [ 1353.013756][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.013807][ T32] r9:83018005 r8:85493000 r7:00000000 r6:83018000 r5:00001000 r4:7f20d000 [ 1353.013828][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.013866][ T32] r5:00001000 r4:ecb37000 [ 1353.013906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.013972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.014015][ T32] r5:85bc6f8c r4:85bc6c00 [ 1353.014034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.014074][ T32] r7:dddced40 r6:83018000 r5:85bc6f8c r4:85518f00 [ 1353.014094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.014167][ T32] r10:61c88647 r9:85493000 r8:85518f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.014192][ T32] r4:85518f00 [ 1353.014233][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.014283][ T32] r10:00000000 r9:85518f00 r8:8027ecf4 r7:ed425e60 r6:85518f80 r5:85493000 [ 1353.014306][ T32] r4:00000001 [ 1353.014345][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.014382][ T32] Exception stack(0xed42dfb0 to 0xed42dff8) [ 1353.014428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.014480][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.014517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.014549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.014571][ T32] r4:85a6e0c0 [ 1353.014842][ T32] INFO: task kworker/0:767:6991 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1353.014894][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.014974][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.015019][ T32] Call trace: [ 1353.015063][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1353.015132][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1353.015166][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.015271][ T32] dd20: e0e37000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1353.015661][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.015868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.016134][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.033189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1353.033415][ T32] task:kworker/0:768 state:D stack:0 pid:6993 tgid:6993 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1353.033780][ T32] r5:85493c00 r4:829189bc ** 3 printk messages dropped ** [ 1353.033917][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.034058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6e2c0 ** 3 printk messages dropped ** [ 1353.034159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.034198][ T32] r5:00001000 r4:dfb73000 [ 1353.034217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.034255][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.034292][ T32] r5:85bc738c r4:85bc7000 [ 1353.034322][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.034393][ T32] r7:dddced40 r6:83018000 r5:85bc738c r4:85a73000 [ 1353.034418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.034482][ T32] r10:61c88647 r9:85493c00 r8:85a7302c r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.034531][ T32] r4:85a73000 [ 1353.034557][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.034623][ T32] r10:00000000 r9:85a73000 r8:8027ecf4 r7:ed42de60 r6:85a73080 r5:85493c00 [ 1353.034653][ T32] r4:00000001 [ 1353.034681][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.034720][ T32] Exception stack(0xed435fb0 to 0xed435ff8) [ 1353.034746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.034773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.034798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.034825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.034856][ T32] r4:85a6e1c0 [ 1353.035335][ T32] INFO: task kworker/0:768:6993 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1353.035369][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.035425][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.035487][ T32] Call trace: [ 1353.035533][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1353.035593][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1353.035619][ T32] r4:00000000 [ 1353.035658][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.035736][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1353.035797][ T32] dd20: e1232000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1353.035828][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1353.035851][ T32] dd60: 800f0113 ffffffff [ 1353.035883][ T32] r5:800f0113 r4:80239bb0 [ 1353.035927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.035976][ T32] r4:82ac11e4 [ 1353.035996][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.036036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1353.036058][ T32] r4:e06cddc0 [ 1353.036085][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.036151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1353.036184][ T32] r4:00000000 [ 1353.036204][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.051203][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1353.051390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.051475][ T32] r5:00001000 r4:dfd83000 [ 1353.051530][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.051586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.051628][ T32] r5:84ff7f8c r4:84ff7c00 [ 1353.051669][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.051731][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1353.051755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.051800][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.051822][ T32] r4:85004e00 [ 1353.051853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.051902][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 7 printk messages dropped ** [ 1353.052179][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1353.052416][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.052757][ T32] r5:85491800 r4:829189bc [ 1353.052777][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1353.052971][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.053370][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.053807][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1353.054135][ T32] r7:dddced40 r6:83018000 r5:85bc778c r4:85a73100 [ 1353.054181][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.054280][ T32] r10:61c88647 r9:85491800 r8:85a7312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.054335][ T32] r4:85a73100 [ 1353.054379][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.054448][ T32] r10:00000000 r9:85a73100 r8:8027ecf4 r7:ed435e60 r6:85a73180 r5:85491800 [ 1353.054481][ T32] r4:00000001 [ 1353.054500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.054536][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 1353.054562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.054594][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.054620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.054649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.054670][ T32] r4:85a6e300 [ 1353.055146][ T32] INFO: task kworker/0:769:6995 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1353.055197][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1353.055492][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 ** 11 printk messages dropped ** [ 1353.055978][ T32] r4:e06cddc0 ** 2 printk messages dropped ** [ 1353.056069][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.068449][ T32] r5:84ff7f8c r4:84ff7c00 ** 6 printk messages dropped ** [ 1353.068986][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 ** 9 printk messages dropped ** [ 1353.069734][ T32] INFO: task kworker/0:770:6998 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1353.070206][ T32] r5:85495400 r4:829189bc [ 1353.070228][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.070295][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1353.070492][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1353.070844][ T32] r5:85bc7b8c r4:85bc7800 ** 6 printk messages dropped ** [ 1353.071088][ T32] r10:00000000 r9:85a73200 r8:8027ecf4 r7:ed439e60 r6:85a73280 r5:85495400 ** 8 printk messages dropped ** [ 1353.071837][ T32] INFO: task kworker/0:770:6998 is blocked on a mutex likely owned by task kworker/1:290:3848. ** 12 printk messages dropped ** [ 1353.072473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1353.072972][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1353.073272][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1353.073675][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1353.073813][ T32] task:kworker/0:771 state:D stack:0 pid:7000 tgid:7000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.073894][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.073967][ T32] Call trace: [ 1353.074028][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1353.074073][ T32] r10:829189c0 r9:ed431d84 r8:00000002 r7:60000013 r6:ed431d8c r5:85410c00 [ 1353.074096][ T32] r4:85410c00 [ 1353.074114][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1353.074153][ T32] r5:85410c00 r4:829189bc [ 1353.074172][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.074209][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.074253][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed431e08 [ 1353.074274][ T32] r4:00000000 [ 1353.074292][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1353.074335][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1353.074382][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.074422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6eb00 [ 1353.074443][ T32] r4:00000000 [ 1353.074462][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.074590][ T32] r9:83018005 r8:85410c00 r7:00000000 r6:83018000 r5:00001000 r4:7f21b000 [ 1353.074620][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.074659][ T32] r5:00001000 r4:ecce3000 [ 1353.074678][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.074716][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.074753][ T32] r5:84c0eb8c r4:84c0e800 [ 1353.074772][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.074832][ T32] r7:dddced40 r6:83018000 r5:84c0eb8c r4:85a73300 [ 1353.074884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.075013][ T32] r10:61c88647 r9:85410c00 r8:85a7332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.075128][ T32] r4:85a73300 [ 1353.075154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.075219][ T32] r10:00000000 r9:85a73300 r8:8027ecf4 r7:ed43de60 r6:85a73380 r5:85410c00 [ 1353.075244][ T32] r4:00000001 [ 1353.075263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.075317][ T32] Exception stack(0xed431fb0 to 0xed431ff8) [ 1353.075357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.075434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.075462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.075495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.075516][ T32] r4:85a6e580 [ 1353.075803][ T32] INFO: task kworker/0:771:7000 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1353.075879][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.076007][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.076142][ T32] Call trace: [ 1353.076295][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1353.096790][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1353.096839][ T32] r4:00000000 [ 1353.096866][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.096965][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1353.097022][ T32] dd20: e1b10000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1353.097054][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1353.097078][ T32] dd60: 800f0113 ffffffff [ 1353.097114][ T32] r5:800f0113 r4:80239bb0 [ 1353.097148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.097218][ T32] r4:82ac11e4 [ 1353.097242][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.097285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1353.097330][ T32] r4:e06cddc0 [ 1353.097353][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.097396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1353.097418][ T32] r4:00000000 [ 1353.097438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.097489][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1353.097526][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.097573][ T32] r5:00001000 r4:dfd83000 [ 1353.097603][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.097646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.097714][ T32] r5:84ff7f8c r4:84ff7c00 [ 1353.097737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1353.097974][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.098240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1353.098684][ T32] r4:85b76000 ** 1 printk messages dropped ** [ 1353.098788][ T32] r5:85b76000 r4:829189bc ** 3 printk messages dropped ** [ 1353.098920][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.099053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1353.099722][ T32] r5:84c0ef8c r4:84c0ec00 ** 3 printk messages dropped ** [ 1353.100005][ T32] r10:61c88647 r9:85b76000 r8:85a7342c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1353.100859][ T32] r4:85a6e580 ** 4 printk messages dropped ** [ 1353.102000][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1353.102319][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1353.102367][ T32] dd60: 800f0113 ffffffff [ 1353.102415][ T32] r5:800f0113 r4:80239bb0 [ 1353.102503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.102568][ T32] r4:82ac11e4 [ 1353.102592][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.102634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1353.102656][ T32] r4:e06cddc0 [ 1353.102675][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.102726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1353.102751][ T32] r4:00000000 [ 1353.102770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.102878][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1353.102903][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.102964][ T32] r5:00001000 r4:dfd83000 [ 1353.102996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.103045][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.103083][ T32] r5:84ff7f8c r4:84ff7c00 [ 1353.103102][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.103144][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1353.103164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.103239][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.103287][ T32] r4:85004e00 [ 1353.103308][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.103414][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1353.103440][ T32] r4:00000001 [ 1353.103466][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.103501][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 1 printk messages dropped ** [ 1353.103579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1353.103847][ T32] task:kworker/0:773 state:D stack:0 pid:7005 tgid:7005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1353.104265][ T32] r5:85b78c00 r4:829189bc [ 1353.104309][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1353.104607][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1353.104852][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1353.104928][ T32] r5:84c0e78c r4:84c0e400 [ 1353.104977][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.105042][ T32] r7:dddced40 r6:83018000 r5:84c0e78c r4:85a73480 [ 1353.105065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.105110][ T32] r10:61c88647 r9:85b78c00 r8:85a734ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.105131][ T32] r4:85a73480 [ 1353.105149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.105214][ T32] r10:00000000 r9:85a73480 r8:8027ecf4 r7:ed431e60 r6:85a83000 r5:85b78c00 [ 1353.105240][ T32] r4:00000001 [ 1353.105258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.105316][ T32] Exception stack(0xed451fb0 to 0xed451ff8) [ 1353.105364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.105407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.105463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.105495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.105516][ T32] r4:85a6ebc0 [ 1353.105805][ T32] INFO: task kworker/0:773:7005 is blocked on a mutex likely owned by task kworker/1:290:3848. [ 1353.105838][ T32] task:kworker/1:290 state:R running task stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.105944][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.105986][ T32] Call trace: [ 1353.106092][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1353.106201][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1353.106313][ T32] r4:00000000 [ 1353.134776][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.134920][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1353.134983][ T32] dd20: e2033000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1353.135050][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1353.135119][ T32] dd60: 800f0113 ffffffff [ 1353.135175][ T32] r5:800f0113 r4:80239bb0 [ 1353.135222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.135332][ T32] r4:82ac11e4 [ 1353.135392][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.135516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1353.135600][ T32] r4:e06cddc0 [ 1353.135647][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.135734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1353.135782][ T32] r4:00000000 [ 1353.135838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1353.136104][ T32] r5:00001000 r4:dfd83000 ** 6 printk messages dropped ** [ 1353.150472][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1353.150840][ T32] r4:8501e100 ** 4 printk messages dropped ** [ 1353.151054][ T32] task:kworker/0:774 state:D stack:0 pid:7007 tgid:7007 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1353.151408][ T32] r5:85b78000 r4:829189bc [ 1353.151428][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1353.151665][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1353.152138][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1353.152563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1353.153562][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.153602][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1353.153637][ T32] dd20: e264d000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1353.153665][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1353.153688][ T32] dd60: 800f0113 ffffffff [ 1353.153727][ T32] r5:800f0113 r4:80239bb0 [ 1353.153749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.153790][ T32] r4:82ac11e4 [ 1353.153809][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.153849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1353.153870][ T32] r4:e06cddc0 [ 1353.153889][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.153929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1353.153950][ T32] r4:00000000 [ 1353.153969][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.154009][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1353.154051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.154115][ T32] r5:00001000 r4:dfd83000 [ 1353.154143][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.154192][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.154234][ T32] r5:84ff7f8c r4:84ff7c00 [ 1353.154261][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.154306][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1353.154326][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.154379][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.154425][ T32] r4:85004e00 [ 1353.154447][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.154498][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1353.154520][ T32] r4:00000001 [ 1353.154538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.154573][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1353.154598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.154625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.154651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.154688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.154722][ T32] r4:8501e100 [ 1353.154744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.154770][ T32] INFO: task kworker/0:775:7008 blocked for more than 479 seconds. [ 1353.154818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.154868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.154890][ T32] task:kworker/0:775 state:D stack:0 pid:7008 tgid:7008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.154956][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1353.155107][ T32] r10:829189c0 r9:ed449d84 r8:00000002 r7:60000113 r6:ed449d8c r5:85410000 ** 2 printk messages dropped ** [ 1353.155186][ T32] r5:85410000 r4:829189bc ** 1 printk messages dropped ** [ 1353.155243][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1353.155560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1353.156061][ T32] r4:85a73580 ** 5 printk messages dropped ** [ 1353.156312][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.165036][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.165514][ T32] dd60: 800f0113 ffffffff ** 7 printk messages dropped ** [ 1353.165815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 ** 9 printk messages dropped ** [ 1353.179148][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 ** 9 printk messages dropped ** [ 1353.179738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1353.180031][ T32] task:kworker/0:776 state:D stack:0 pid:7011 tgid:7011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1353.180389][ T32] r5:85412400 r4:829189bc ** 3 printk messages dropped ** [ 1353.180608][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.180815][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.181000][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1353.181391][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.182490][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.182601][ T32] Call trace: [ 1353.182878][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1353.183007][ T32] r10:8280c9b4 r9:85078c00 r8:80200be4 r7:e06cdd54 r6:ffffffff r5:85078c00 [ 1353.183061][ T32] r4:00000000 [ 1353.183195][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.183275][ T32] Exception stack(0xe06cdd20 to 0xe06cdd68) [ 1353.183367][ T32] dd20: e28d0000 eda4b000 00000001 80239b98 7f283000 00000001 82ac11c4 82ac05a0 [ 1353.183425][ T32] dd40: 7f283000 eda4b000 8280c9b4 e06cdd9c e06cdda0 e06cdd70 80230ad4 80239bb0 [ 1353.183510][ T32] dd60: 800f0113 ffffffff [ 1353.183572][ T32] r5:800f0113 r4:80239bb0 [ 1353.183631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.183740][ T32] r4:82ac11e4 [ 1353.183771][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.183833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06cddc0 r5:e06cde08 [ 1353.183858][ T32] r4:e06cddc0 [ 1353.183877][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.183919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e3c0 [ 1353.183961][ T32] r4:00000000 [ 1353.184003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.184047][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1353.184068][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.184153][ T32] r5:00001000 r4:dfd83000 [ 1353.184176][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.184215][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.184253][ T32] r5:84ff7f8c r4:84ff7c00 [ 1353.184272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1353.184314][ T32] r7:ddde2d40 r6:83018200 r5:84ff7f8c r4:85004e00 [ 1353.184334][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1353.184377][ T32] r10:61c88647 r9:85078c00 r8:85004e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.184419][ T32] r4:85004e00 [ 1353.184441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1353.184518][ T32] r10:00000000 r9:85004e00 r8:8027ecf4 r7:e06b9e60 r6:85004e80 r5:85078c00 [ 1353.184563][ T32] r4:00000001 [ 1353.184616][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.184671][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1353.184727][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.184780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.184809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.184837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1353.184858][ T32] r4:8501e100 [ 1353.184877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.184904][ T32] INFO: task kworker/0:777:7012 blocked for more than 479 seconds. [ 1353.184956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.184981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.185002][ T32] task:kworker/0:777 state:D stack:0 pid:7012 tgid:7012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.185095][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.185199][ T32] Call trace: [ 1353.185272][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1353.185327][ T32] r10:829189c0 r9:ed441d84 r8:00000002 r7:60000113 r6:ed441d8c r5:85413000 [ 1353.185359][ T32] r4:85413000 [ 1353.185379][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1353.185439][ T32] r5:85413000 r4:829189bc [ 1353.185466][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.185507][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.185551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed441e08 [ 1353.185573][ T32] r4:00000000 [ 1353.185591][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1353.185630][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1353.185665][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.185728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a93000 [ 1353.185753][ T32] r4:00000000 [ 1353.185795][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1353.186096][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.205910][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1353.206179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1353.207880][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1353.208891][ T32] r4:e06cddc0 ** 4 printk messages dropped ** [ 1353.209096][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1353.209611][ T32] r4:85004e00 ** 6 printk messages dropped ** [ 1353.209846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1353.210206][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1353.210404][ T32] r5:85413c00 r4:829189bc ** 3 printk messages dropped ** [ 1353.210611][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.210880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1353.211183][ T32] r7:dddced40 r6:83018000 r5:85c68f8c r4:85a73880 ** 7 printk messages dropped ** [ 1353.211462][ T32] Exception stack(0xed461fb0 to 0xed461ff8) ** 7 printk messages dropped ** [ 1353.212049][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.212323][ T32] dd60: 800f0113 ffffffff ** 5 printk messages dropped ** [ 1353.212541][ T32] r4:e06cddc0 ** 6 printk messages dropped ** [ 1353.212799][ T32] r5:00001000 r4:dfd83000 ** 5 printk messages dropped ** [ 1353.213058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1353.213546][ T32] r4:8501e100 ** 5 printk messages dropped ** [ 1353.213782][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.213820][ T32] Call trace: [ 1353.213870][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1353.213918][ T32] r10:829189c0 r9:ed471d84 r8:00000002 r7:60000013 r6:ed471d8c r5:85b7b000 [ 1353.213963][ T32] r4:85b7b000 [ 1353.214004][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1353.214081][ T32] r5:85b7b000 r4:829189bc [ 1353.214143][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.214204][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.214294][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed471e08 [ 1353.214320][ T32] r4:00000000 [ 1353.214339][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1353.214405][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1353.214445][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1353.214493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a93280 [ 1353.214516][ T32] r4:00000000 [ 1353.214534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1353.214596][ T32] r9:83018005 r8:85b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f22b000 [ 1353.214623][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1353.214689][ T32] r5:00001000 r4:ecf99000 [ 1353.214717][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1353.214778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) VM DIAGNOSIS: 06:29:34 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=df8e19a8 R02=df8e19a4 R03=821b6b44 R04=820fbae4 R05=803c8234 R06=df8e199c R07=0002ec18 R08=df8e19a8 R09=df8e19a4 R10=df8e19a0 R11=df8e1954 R12=81e9244c R13=df8e1934 R14=80351414 R15=80350da4 PSR=800f0193 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=83fb3000 R01=00000000 R02=80201190 R03=81a6eef0 R04=84df2840 R05=00000057 R06=00000057 R07=83828f00 R08=83fb3000 R09=00000002 R10=8382b600 R11=ec6cde04 R12=ec6cddf0 R13=ec6cdd78 R14=80788ea4 R15=80788ea4 PSR=200d0013 --C- A S svc32 s00=6b7a7973 s01=656c6c61 d00=656c6c616b7a7973 s02=2065726f s03=6e616874 d01=6e6168742065726f s04=6d646173 s05=733a725f d02=733a725f6d646173 s06=64617379 s07=20745f6d d03=20745f6d64617379 s08=6e6f6374 s09=74786574 d04=747865746e6f6374 s10=6f6f723d s11=79733a74 d05=79733a746f6f723d s12=6d646173 s13=733a725f d06=733a725f6d646173 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000